Alert archive / Nebraska / Winter Storm Warnings in 2021

Winter Storm Warning 11, NWS Cheyenne, WY

April 13, 20218 counties in Nebraska; 5 counties in Wyoming

NWS Cheyenne, WY issued this winter storm warning at Apr 13, 2021, 3:12 AM MDT for 8 counties in Nebraska; 5 counties in Wyoming. It took effect at Apr 13, 2021, 9:00 PM MDT. It was in force for 62 hr. 60 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 13, 2021, 3:12 AM MDT (09:12 UTC)
In effect from
Apr 13, 2021, 9:00 PM MDT
Expired
Apr 16, 2021, 11:04 AM MDT
In force
62 hr
Issued by
NWS Cheyenne, WY

Counties Banner County, NE, Box Butte County, NE, Cheyenne County, NE, Dawes County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE, Sioux County, NE, Albany County, WY, Carbon County, WY, Goshen County, WY, Laramie County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 94 km from the middle of the area, began a volume at 09:17 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Apr 14, 2:32 AM MDTSNOW 0Arlington, WYWYDOT REPORTED INTERSTATE 80 CLOSED DUE TO WINTER CONDITIONS BETWEEN LARAMIE AND WALCOTT JUNCTION. OPENING TIME 14/145 PM.
Apr 14, 5:00 AM MDTSNOW 0.91 Wnw Cheyenne, WYCO-OP OBSERVER STATION CYSW4 CHEYENNE WFO.
Apr 14, 6:00 AM MDTSNOW 0.91 Nw Cheyenne, WYCOCORAHS STATION WY-LM-115 CHEYENNE 0.8 NW.
Apr 14, 6:00 AM MDTSNOW 12 Ene Cheyenne, WYCOCORAHS STATION WY-LM-82 CHEYENNE 2.0 ENE.
Apr 14, 6:00 AM MDTSNOW 12 Ese Cheyenne, WYCOCORAHS STATION WY-LM-28 CHEYENNE 2.3 ESE.
Apr 14, 6:00 AM MDTSNOW 1.52 E Warren Af Base, WYCOCORAHS STATION WY-LM-216 CHEYENNE 1.8 W.
Apr 14, 6:00 AM MDTSNOW 1.88 Wnw North Cheyenne, WYCOCORAHS STATION WY-LM-121 CHEYENNE 11.1 NW.
Apr 14, 6:00 AM MDTSNOW 4.1Sinclair, WYCOCORAHS STATION WY-CR-9 SINCLAIR 0.1 N.
Apr 14, 6:15 AM MDTSNOW 2.5Scottsbluff, NE
Apr 14, 6:45 AM MDTSNOW 13 Ese Laramie, WYCOCORAHS STATION WY-AB-98 LARAMIE 3.3 ESE.
Apr 14, 7:00 AM MDTSNOW 0.5Fort Laramie, WYCOCORAHS STATION WY-GS-25 FORT LARAMIE 0.2 NW.
Apr 14, 7:00 AM MDTSNOW 0.94 Wsw Redington, NECO-OP OBSERVER STATION BGWN1 BRIDGEPORT 18WSW.
Apr 14, 7:00 AM MDTSNOW 0.96 N La Grange, WYCOCORAHS STATION WY-GS-38 LA GRANGE 5.9 N.
Apr 14, 7:00 AM MDTSNOW 0.97 Wsw Hillsdale, WYCOCORAHS STATION WY-LM-106 CHEYENNE 9.9 E.
Apr 14, 7:00 AM MDTSNOW 110 Wsw Veteran, WYCOCORAHS STATION WY-GS-50 YODER 12.2 W.
Apr 14, 7:00 AM MDTSNOW 11 W Cheyenne, WYCOCORAHS STATION WY-LM-190 CHEYENNE 1.4 W.
Apr 14, 7:00 AM MDTSNOW 12 E Cheyenne, WYCOCORAHS STATION WY-LM-36 CHEYENNE 2.0 E.
Apr 14, 7:00 AM MDTSNOW 12 Nnw Morrill, NECOCORAHS STATION SCOT005 SCOTTSBLUFF 16.4 WNW.
Apr 14, 7:00 AM MDTSNOW 14 Ese North Cheyenne, WYCOCORAHS STATION WY-LM-181 CHEYENNE 5.4 NE.
Apr 14, 7:00 AM MDTSNOW 17 Sse Laramie, WYCO-OP OBSERVER STATION CMBW4 LARAMIE 7 SSE.
Apr 14, 7:00 AM MDTSNOW 17 Sse Laramie, WY
Apr 14, 7:00 AM MDTSNOW 1.12 Nne Cheyenne, WYCOCORAHS STATION WY-LM-111 CHEYENNE 2.2 NNE.
Apr 14, 7:00 AM MDTSNOW 1.26 Ne Riverside, WYCOCORAHS STATION WY-CR-32 RIVERSIDE 6.1 NE.
Apr 14, 7:00 AM MDTSNOW 1.61 Ese Gering, NECOCORAHS STATION SCOT014 GERING 0.4 E.
Apr 14, 7:00 AM MDTSNOW 1.93 Ese Buford, WYCOCORAHS STATION WY-LM-23 WARREN AFB 20.6 WSW.
Apr 14, 7:00 AM MDTSNOW 1.93 Ese Buford, WYCO-OP OBSERVER STATION BFDW4 BUFORD 4 SE.
Apr 14, 7:00 AM MDTSNOW 24 Nnw North Cheyenne, WYCOCORAHS STATION WY-LM-24 CHEYENNE 8.9 N.
Apr 14, 7:00 AM MDTSNOW 26 Nnw North Cheyenne, WYCOCORAHS STATION WY-LM-112 CHEYENNE 10.7 N.
Apr 14, 7:00 AM MDTSNOW 2.12 Ene Laramie, WYCOCORAHS STATION WY-AB-180 LARAMIE 1.6 ENE.
Apr 14, 7:00 AM MDTSNOW 2.81 Sse Laramie, WYCOCORAHS STATION WY-AB-5 LARAMIE 1.3 SE.
Apr 14, 7:00 AM MDTSNOW 2.81 Sse Laramie, WYCO-OP OBSERVER STATION ADFW4 LARAMIE 1 SE.
Apr 14, 7:00 AM MDTSNOW 32 N Laramie, WYCOCORAHS STATION WY-AB-45 LARAMIE 1.7 N.
Apr 14, 7:00 AM MDTSNOW 3.12 Ese Laramie, WYCOCORAHS STATION WY-AB-171 LARAMIE 2.5 ESE.
Apr 14, 7:00 AM MDTSNOW 3.1Elk Mountain, WYCOCORAHS STATION WY-CR-18 ELK MOUNTAIN 0.3 SW.
Apr 14, 7:00 AM MDTSNOW 3.22 Ene Laramie, WYCOCORAHS STATION WY-AB-138 LARAMIE 1.8 ENE.
Apr 14, 7:00 AM MDTSNOW 41 N Laramie, WYCOCORAHS STATION WY-AB-177 LARAMIE 0.8 N.
Apr 14, 7:00 AM MDTSNOW 6.91 Nw Centennial, WYCOCORAHS STATION WY-AB-108 CENTENNIAL 1.1 NNE.
Apr 14, 7:14 AM MDTSNOW 13 Ssw North Cheyenne, WYCOCORAHS STATION WY-LM-131 CHEYENNE 3.0 NNW.
Apr 14, 7:15 AM MDTSNOW 1.8Gering, NE
Apr 14, 7:30 AM MDTSNOW 0.51 S North Cheyenne, WYCOCORAHS STATION WY-LM-164 CHEYENNE 4.0 N.
Apr 14, 7:35 AM MDTSNOW 16 Ne Arlington, WYCOCORAHS STATION WY-CR-5 ROCK RIVER 9.6 WSW.
Apr 14, 8:00 AM MDTSNOW 0.55 S Guernsey, WYCOCORAHS STATION WY-PT-18 GUERNSEY 5.1 S.
Apr 14, 8:00 AM MDTSNOW 0.918 Wsw Bridgeport, NE
Apr 14, 8:00 AM MDTSNOW 1Cheyenne, WYCOCORAHS STATION WY-LM-138 CHEYENNE 0.2 SE.
Apr 14, 8:00 AM MDTSNOW 1.13 Nnw Veteran, WYCOCORAHS STATION WY-GS-8 VETERAN 3.0 W.
Apr 14, 8:00 AM MDTSNOW 1.210 Sse Torrington, WYCOCORAHS STATION WY-GS-20 TORRINGTON 9.6 SSE.
Apr 14, 8:00 AM MDTSNOW 1.21 Wsw Gering, NECOCORAHS STATION NE-SB-8 GERING 0.6 WSW.
Apr 14, 8:00 AM MDTSNOW 1.23 Ne Cheyenne, WYCOCORAHS STATION WY-LM-193 CHEYENNE 2.6 NE.
Apr 14, 8:00 AM MDTSNOW 1.5Melbeta, NE
Apr 14, 8:00 AM MDTSNOW 1.61 Ese Warren Af Base, WYCOCORAHS STATION WY-LM-93 CHEYENNE 2.3 W.
Apr 14, 8:00 AM MDTSNOW 212 Sse Horse Creek, WY
Apr 14, 8:00 AM MDTSNOW 24 Se Buford, WY
Apr 14, 8:00 AM MDTSNOW 2.33 Se Laramie, WYCO-OP OBSERVER STATION LRMW4 3.2 SE LARAMIE.
Apr 14, 8:00 AM MDTSNOW 2.54 Ese North Cheyenne, WYCO-OP OBSERVER STATION GRAW4 4.3 E NORTH CHEYENNE.
Apr 14, 8:00 AM MDTSNOW 31 Se Laramie, WY
Apr 14, 8:00 AM MDTSNOW 3.13 Nne Hawk Springs, WYCOCORAHS STATION WY-GS-11 YODER 6.5 SSE.
Apr 14, 8:00 AM MDTSNOW 41 Nnw Rawlins, WYCO-OP OBSERVER STATION RLSW4 RAWLINS 1 N.
Apr 14, 8:44 AM MDTSNOW 3.8Laramie, WY
Apr 14, 9:00 AM MDTSNOW 33 Wnw Scottsbluff, NECO-OP OBSERVER STATION DERN1 3.0 W SCOTTSBLUFF.
Apr 14, 12:00 PM MDTSNOW 41 Nnw Battle Creek Camp, WYSANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8150 FEET. SNOW WATER EQUIVALENT IS 0.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 18 HOURS.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Denver, CO (KDNR), launched 00:00Z, 9.2 hours before the alert went out and 231 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Denver, CO at 00:00Z on 2021-04-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 00:00Z on 2021-04-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -47 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1693 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
-47 m²/s²
0-3 km storm-relative helicity
338 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

128 
WWUS45 KCYS 130912
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
312 AM MDT Tue Apr 13 2021

...WINTER STORM WARNINGS FOR SNOWY RANGE AND SOUTH LARAMIE RANGE 
FROM WEDNESDAY EVENING TO FRIDAY...

WYZ114-116-131715-
/O.UPG.KCYS.WS.A.0005.210414T1200Z-210416T1200Z/
/O.NEW.KCYS.WS.W.0011.210415T0000Z-210417T0000Z/
Snowy Range-South Laramie Range-
Including the cities of Centennial, Albany, Buford, Pumpkin Vine,
and Vedauwoo
312 AM MDT Tue Apr 13 2021

...WINTER STORM WARNING IN EFFECT FROM 6 PM WEDNESDAY TO 6 PM MDT
FRIDAY...

* WHAT...Heavy mixed precipitation expected. In the Snowy Range,
  total snow accumulations of 10 to 15 inches above 9000 feet and
  6 to 10 inches below 9000 feet. In the South Laramie Range,
  total snow accumulations of 10 to 14 inches. Winds gusting as 
  high as 35 mph.

* WHERE...Snowy Range and South Laramie Range including the cities
  of Centennial, Albany, Buford, Pumpkin Vine and Vedauwoo.

* WHEN...From 6 PM Wednesday to 6 PM MDT Friday.

* IMPACTS...Travel could be very difficult. Patchy blowing snow 
  could significantly reduce visibility. The hazardous 
  conditions could impact the morning or evening commute.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-110-131715-
/O.NEW.KCYS.WW.Y.0026.210414T0000Z-210414T1800Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
North Snowy Range Foothills-
Including the cities of Seminoe Dam, Rawlins, Arlington, 
and Elk Mountain
312 AM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
NOON MDT WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 5 
  inches. Winds gusting as high as 35 mph.

* WHERE...Shirley Mountains, Central Carbon County, and North
  Snowy Range Foothills, including the cities of Seminoe Dam,
  Rawlins, Arlington, and Elk Mountain.

* WHEN...From 6 PM this evening to noon MDT Wednesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning commute.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ103-106-117-131715-
/O.NEW.KCYS.WW.Y.0027.210415T0000Z-210417T0000Z/
North Laramie Range-
Central Laramie Range and Southwest Platte County-
South Laramie Range Foothills-
Including the cities of Garrett, Esterbrook, Bordeaux, Whitaker, 
Federal, and Horse Creek
312 AM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM WEDNESDAY TO 6 PM
MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 6 inches,
  up to 10 inches in the North Laramie Range. Winds gusting as 
  high as 35 mph.

* WHERE...Central and North Laramie Range, Southwest Platte
  County, and South Laramie Range Foothills, including the cities
  of Garrett, Esterbrook, Bordeaux, Whitaker, Federal and Horse
  Creek.

* WHEN...From 6 PM Wednesday to 6 PM MDT Friday.

* IMPACTS...Plan on slippery road conditions. The hazardous 
  conditions could impact the morning or evening commute.

* ADDITIONAL DETAILS...Snow will begin as early as Tuesday, but
  main impacts will likely not begin until Wednesday night.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
10 follow-up statements
028 
WWUS45 KCYS 131135
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
535 AM MDT Tue Apr 13 2021

...WINTER STORM WARNINGS FOR SNOWY RANGE AND SOUTH LARAMIE RANGE
FROM WEDNESDAY EVENING TO FRIDAY...

WYZ114-116-141200-
/O.CON.KCYS.WS.W.0011.210415T0000Z-210417T0000Z/
Snowy Range-South Laramie Range-
Including the cities of Centennial, Albany, Buford, Pumpkin Vine,
and Vedauwoo
535 AM MDT Tue Apr 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM WEDNESDAY TO
6 PM MDT FRIDAY...

* WHAT...Heavy mixed precipitation expected. In the Snowy Range, 
  total snow accumulations of 10 to 15 inches above 9000 feet 
  and 6 to 10 inches below 9000 feet. In the South Laramie 
  Range, total snow accumulations of 10 to 14 inches. Winds 
  gusting as high as 35 mph.

* WHERE...Snowy Range and South Laramie Range including the 
  cities of Centennial, Albany, Buford, Pumpkin Vine and 
  Vedauwoo.

* WHEN...From 6 PM Wednesday to 6 PM MDT Friday.

* IMPACTS...Snow will begin Tuesday, but main impacts won't start
  until Wednesday evening. Travel could be very difficult. Patchy
  blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-110-141200-
/O.CON.KCYS.WW.Y.0026.210414T0000Z-210414T1800Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
North Snowy Range Foothills-
Including the cities of Seminoe Dam, Rawlins, Arlington, 
and Elk Mountain
535 AM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM THIS
EVENING TO NOON MDT WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 5 
  inches. Winds gusting as high as 35 mph.

* WHERE...Shirley Mountains, Central Carbon County, and North 
  Snowy Range Foothills, including the cities of Seminoe Dam, 
  Rawlins, Arlington, and Elk Mountain.

* WHEN...From 6 PM this evening to noon MDT Wednesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ103-106-117-141200-
/O.CON.KCYS.WW.Y.0027.210415T0000Z-210417T0000Z/
North Laramie Range-
Central Laramie Range and Southwest Platte County-
South Laramie Range Foothills-
Including the cities of Garrett, Esterbrook, Bordeaux, Whitaker, 
Federal, and Horse Creek
535 AM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM WEDNESDAY
TO 6 PM MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 6 
  inches, up to 10 inches in the North Laramie Range. Winds 
  gusting as high as 35 mph.

* WHERE...Central and North Laramie Range, Southwest Platte 
  County, and South Laramie Range Foothills, including the 
  cities of Garrett, Esterbrook, Bordeaux, Whitaker, Federal and 
  Horse Creek.

* WHEN...From 6 PM Wednesday to 6 PM MDT Friday.

* IMPACTS...Snow will begin Tuesday, but main impacts will not
  start until Wednesday evening. Plan on slippery road 
  conditions. The hazardous conditions could impact the morning or
  evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
993 
WWUS45 KCYS 132127
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
327 PM MDT Tue Apr 13 2021

...WINTER STORM WARNINGS FOR SNOWY RANGE AND SOUTH LARAMIE RANGE
FROM WEDNESDAY EVENING TO FRIDAY...

WYZ114-116-151330-
/O.EXT.KCYS.WS.W.0011.210414T0300Z-210417T0000Z/
Snowy Range-South Laramie Range-
Including the cities of Centennial, Albany, Buford, Pumpkin Vine,
and Vedauwoo
327 PM MDT Tue Apr 13 2021

...WINTER STORM WARNING NOW IN EFFECT FROM 9 PM THIS EVENING TO
6 PM MDT FRIDAY...

* WHAT...Heavy mixed precipitation expected. In the Snowy Range, 
  total snow accumulations of 10 to 15 inches above 9000 feet 
  and 6 to 10 inches below 9000 feet. In the South Laramie 
  Range, total snow accumulations of 10 to 14 inches. Winds 
  gusting as high as 35 mph.

* WHERE...Snowy Range and South Laramie Range including the 
  cities of Centennial, Albany, Buford, Pumpkin Vine and 
  Vedauwoo.

* WHEN...From 9 PM this evening to 6 PM MDT Friday. There will be
  a break in the weather as dry air is entrained into the system.
  The break is expected in the early afternoon through the early 
  evening.

* IMPACTS...Snow will begin Tuesday, but main impacts won't 
  start until Wednesday evening. Travel could be very difficult. 
  Patchy blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ112-141800-
/O.EXA.KCYS.WW.Y.0026.210414T0000Z-210414T1800Z/
Sierra Madre Range-
327 PM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL NOON MDT WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 5 
  inches.

* WHERE...Sierra Madre Range.

* WHEN...From 6 PM this evening to noon MDT Wednesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning commute.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-110-141800-
/O.CON.KCYS.WW.Y.0026.210414T0000Z-210414T1800Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
North Snowy Range Foothills-
Including the cities of Seminoe Dam, Rawlins, Arlington, 
and Elk Mountain
327 PM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 5 
  inches. Winds gusting as high as 35 mph.

* WHERE...Shirley Mountains, Central Carbon County, and North 
  Snowy Range Foothills, including the cities of Seminoe Dam, 
  Rawlins, Arlington, and Elk Mountain.

* WHEN...From 6 PM this evening to noon MDT Wednesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ103-106-117-151330-
/O.CON.KCYS.WW.Y.0027.210415T0000Z-210417T0000Z/
North Laramie Range-
Central Laramie Range and Southwest Platte County-
South Laramie Range Foothills-
Including the cities of Garrett, Esterbrook, Bordeaux, Whitaker, 
Federal, and Horse Creek
327 PM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM WEDNESDAY
TO 6 PM MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 6 
  inches, up to 10 inches in the North Laramie Range. Winds 
  gusting as high as 35 mph.

* WHERE...Central and North Laramie Range, Southwest Platte 
  County, and South Laramie Range Foothills, including the 
  cities of Garrett, Esterbrook, Bordeaux, Whitaker, Federal and 
  Horse Creek.

* WHEN...From 6 PM Wednesday to 6 PM MDT Friday.

* IMPACTS...Snow will begin Tuesday night, but main impacts will 
  not start until Wednesday evening. Plan on slippery road 
  conditions. The hazardous conditions could impact the morning or
  evening commute.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling.

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
195 
WWUS45 KCYS 140150
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
750 PM MDT Tue Apr 13 2021

...WINTER WEATHER TO EFFECT THE REGION TONIGHT THROUGH FRIDAY...

WYZ114-116-160900-
/O.CON.KCYS.WS.W.0011.210414T0300Z-210417T0000Z/
Snowy Range-South Laramie Range-
Including the cities of Centennial, Albany, Buford, Pumpkin Vine,
and Vedauwoo
750 PM MDT Tue Apr 13 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy mixed precipitation expected. In the Snowy Range, 
  total snow accumulations of 10 to 15 inches above 9000 feet 
  and 6 to 10 inches below 9000 feet. In the South Laramie 
  Range, total snow accumulations of 10 to 14 inches. Winds 
  gusting as high as 35 mph.

* WHERE...Snowy Range and South Laramie Range including the 
  cities of Centennial, Albany, Buford, Pumpkin Vine and 
  Vedauwoo.

* WHEN...From 9 PM this evening to 6 PM MDT Friday. There will 
  be a break in the weather as dry air is entrained into the 
  system. The break is expected in the early afternoon through 
  the early evening.

* IMPACTS...Snow will begin Tuesday, but main impacts won't 
  start until Wednesday evening. Travel could be very difficult. 
  Patchy blowing snow could significantly reduce visibility. The 
  hazardous conditions could impact the morning or evening 
  commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ110-151200-
/O.EXT.KCYS.WW.Y.0026.000000T0000Z-210415T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
750 PM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MDT
THURSDAY...

* WHAT...Snow expected. Total snow accumulations of 2 to 6 inches.
  Winds gusting as high as 35 mph. Gusts increase Wednesday 
  afternoon through Thursday morning to 40 to 50 mph.

* WHERE...Arlington and Elk Mountain along Interstate 80 between
  Rawlins and Laramie.

* WHEN...Until 6 AM MDT Thursday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-112-141800-
/O.CON.KCYS.WW.Y.0026.000000T0000Z-210414T1800Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Sierra Madre Range-
Including the cities of Seminoe Dam and Rawlins
750 PM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL NOON MDT
WEDNESDAY...

* WHAT...Snow expected. Total snow accumulations of 1 to 5 
  inches. Winds gusting as high as 35 mph.

* WHERE...Shirley Mountains, Central Carbon County, and North
  Snowy Range Foothills, including the cities of Seminoe Dam,
  and Rawlins.

* WHEN...From 6 PM this evening to noon MDT Wednesday.

* IMPACTS...Plan on slippery road conditions. Patchy blowing 
  snow could significantly reduce visibility. The hazardous 
  conditions could impact the morning commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ103-106-117-160900-
/O.CON.KCYS.WW.Y.0027.210415T0000Z-210417T0000Z/
North Laramie Range-
Central Laramie Range and Southwest Platte County-
South Laramie Range Foothills-
Including the cities of Garrett, Esterbrook, Bordeaux, Whitaker, 
Federal, and Horse Creek
750 PM MDT Tue Apr 13 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 6 PM WEDNESDAY
TO 6 PM MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 6 
  inches, up to 10 inches in the North Laramie Range. Winds 
  gusting as high as 35 mph.

* WHERE...Central and North Laramie Range, Southwest Platte 
  County, and South Laramie Range Foothills, including the 
  cities of Garrett, Esterbrook, Bordeaux, Whitaker, Federal and 
  Horse Creek.

* WHEN...From 6 PM Wednesday to 6 PM MDT Friday.

* IMPACTS...Snow will begin Tuesday night, but main impacts will 
  not start until Wednesday evening. Plan on slippery road 
  conditions. The hazardous conditions could impact the morning 
  or evening commute.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
092 
WWUS45 KCYS 140914
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
314 AM MDT Wed Apr 14 2021

...WINTER WEATHER TO IMPACT THE REGION THROUGH FRIDAY...

WYZ110-150000-
/O.UPG.KCYS.WW.Y.0026.000000T0000Z-210415T1200Z/
/O.EXB.KCYS.WS.W.0011.210414T2100Z-210416T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
314 AM MDT Wed Apr 14 2021

...WINTER STORM WARNING IN EFFECT FROM 3 PM THIS AFTERNOON TO
6 AM MDT FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow
  accumulations of 6 to 12 inches. Wind gusts up to 35 MPH
  possible. 

* WHERE...Arlington and Elk Mountain along Interstate 80 between
  Laramie and Rawlins. 

* WHEN...3 PM today until 6 AM MDT Friday. The worst conditions
  will occur tonight through early Thursday. 

* IMPACTS...Dangerous travel conditions due to icy, snow packed
  roads and very low visibilities in falling and blowing snow.
  Near whiteout conditions possible at times. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ114-150000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Snowy Range-
Including the cities of Centennial and Albany
314 AM MDT Wed Apr 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy mountain snow expected. Total snow accumulations of
  1 to 2 feet expected. Winds gusting as high as 35 MPH. 

* WHERE...Snowy Mountain Range. 

* WHEN...Until 6 PM MDT Friday. A short lull in heavy snowfall is
  expected this afternoon, with snow developing again this evening
  and overnight. 

* IMPACTS...Dangerous mountain travel conditions due to icy, snow
  packed roads and very low visibilities in falling and blowing
  snow. Near whiteout conditions possible at times. Outdoor
  recreation may be life threatening to those caught unprepared
  for severe winter conditions. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ116-150000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
314 AM MDT Wed Apr 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 12
  inches expected. 

* WHERE...South Laramie Range including the Interstate 80 Summit
  between Laramie and Cheyenne. 

* WHEN...Until 6 PM MDT Friday. A short lull in heavy snowfall is
  expected this afternoon, with snow developing again this evening
  and overnight. 

* IMPACTS...Dangerous travel conditions due to icy, snow packed
  roads and reduced visibilities in falling snow. The worst road
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ105-150000-
/O.EXB.KCYS.WW.Y.0027.210414T0914Z-210416T1200Z/
Shirley Basin-
Including the cities of Medicine Bow and Shirley Basin
314 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 6 inches
  expected. Winds gusting as high as 35 mph.

* WHERE...Shirley Basin. 

* WHEN...Until 6 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered
  roads and reduced visibilities in falling and blowing snow. The
  worst road impacts will occur at night and in the early morning
  hours. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ107-108-118-119-150000-
/O.EXB.KCYS.WW.Y.0027.210414T0914Z-210416T1200Z/
East Platte County-Goshen County-Central Laramie County-
East Laramie County-
Including the cities of Wheatland, Guernsey, Torrington, 
Cheyenne, and Pine Bluffs
314 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 6 inches
  expected.

* WHERE...Platte, Goshen, and Laramie Counties including Cheyenne,
  Pine Bluffs, Wheatland, Glendo, and Torrington. 

* WHEN...Until 6 PM MDT Friday. A short lull in snowfall is
  expected this afternoon, with snow developing again this 
  evening and overnight. 

* IMPACTS...Hazardous travel conditions due to icy, snow covered
  roads and reduced visibilities in falling snow. The worst road
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ095-WYZ101-102-150000-
/O.EXB.KCYS.WW.Y.0027.210415T0600Z-210416T1200Z/
Northern Sioux County-Converse County Lower Elevations-
Niobrara County-
Including the cities of Harrison, Douglas, Glenrock, Bill, 
Deer Creek, Lusk, and Redbird
314 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO
6 AM MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 8 inches
  expected. 

* WHERE...In Wyoming, Converse and Niobrara Counties including
  Douglas, Bill, and Lusk. In Nebraska, north Sioux County
  including Harrison. The highest snow totals are expected along 
  the Pine Ridge.
 
* WHEN...Midnight tonight until 6 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered
  roads and reduced visibilities in falling snow. The worst road
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-112-150000-
/O.EXT.KCYS.WW.Y.0026.000000T0000Z-210416T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Sierra Madre Range-
Including the cities of Seminoe Dam and Rawlins
314 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches expected. Winds gusting as high as 35 mph.

* WHERE...Much of Carbon County. Locally higher amounts up to 8
  inches are possible over the high peaks of the Sierra Madres.

* WHEN...Until 6 PM MDT Friday. A short lull in snowfall is
  expected this afternoon, with snow developing again this 
  evening and overnight. 

* IMPACTS...Hazardous travel conditions due to icy, snow covered
  roads and reduced visibilities in falling and blowing snow. The
  worst road impacts will occur at night and in the early morning
  hours. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ103-106-117-150000-
/O.EXT.KCYS.WW.Y.0027.210414T0914Z-210416T1200Z/
North Laramie Range-
Central Laramie Range and Southwest Platte County-
South Laramie Range Foothills-
Including the cities of Garrett, Esterbrook, Bordeaux, Whitaker, 
Federal, and Horse Creek
314 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 6 inches
  expected, with higher amounts possible in the northern Laramie
  Range. Winds gusting as high as 35 mph.

* WHERE...Laramie Range and Adjacent Foothills including
  Esterbrook, Bordeaux, Federal and Horse Creek. Higher snow
  totals near 10 inches are possible over the northern Laramie
  Range. 

* WHEN...Until 6 PM MDT Friday. A short lull in snowfall is
  expected this afternoon, with snow developing again this 
  evening and overnight. 

* IMPACTS...Hazardous travel conditions due to icy, snow covered
  roads and reduced visibilities in falling and blowing snow. The
  worst road impacts will occur at night and in the early morning
  hours. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

CLH
307 
WWUS45 KCYS 141106
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
506 AM MDT Wed Apr 14 2021

...WINTER WEATHER TO IMPACT THE REGION THROUGH FRIDAY...

WYZ110-150000-
/O.EXT.KCYS.WS.W.0011.210414T1106Z-210416T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
506 AM MDT Wed Apr 14 2021

...WINTER STORM WARNING NOW IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Heavy snow and blowing snow expected. Total snow 
  accumulations of 6 to 12 inches. Wind gusts up to 35 MPH 
  possible.

* WHERE...Arlington and Elk Mountain along Interstate 80 between 
  Laramie and Rawlins.

* WHEN...Until 6 PM MDT Friday. A short lull in heavy snowfall is
  expected later this morning and afternoon, with snow developing
  again this evening and overnight. The worst conditions will 
  occur tonight into early Thursday. 

* IMPACTS...Dangerous or impossible travel conditions due to icy,
  snow packed roads and very low visibilities in falling and 
  blowing snow. Near whiteout conditions possible at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ114-150000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Snowy Range-
Including the cities of Centennial and Albany
506 AM MDT Wed Apr 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy mountain snow expected. Total snow accumulations 
  of 1 to 2 feet expected. Winds gusting as high as 35 MPH.

* WHERE...Snowy Mountain Range.

* WHEN...Until 6 PM MDT Friday. A short lull in heavy snowfall is
  expected later this morning and afternoon, with snow developing
  again this evening and overnight.

* IMPACTS...Dangerous mountain travel conditions due to icy, 
  snow packed roads and very low visibilities in falling and 
  blowing snow. Near whiteout conditions possible at times. 
  Outdoor recreation may be life threatening to those caught 
  unprepared for severe winter conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ116-150000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
506 AM MDT Wed Apr 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow expected. Total snow accumulations of 6 to 
  12 inches expected.

* WHERE...South Laramie Range including the Interstate 80 Summit 
  between Laramie and Cheyenne.

* WHEN...Until 6 PM MDT Friday. A short lull in heavy snowfall is
  expected later this morning and afternoon, with snow developing
  again this evening and overnight.

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ115-150000-
/O.EXA.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
Laramie Valley-
Including the cities of Laramie and Bosler
506 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Snow. Total snow accumulations of 2 to 5 inches. Winds 
  gusting as high as 35 mph.

* WHERE...Laramie Valley including the city of Laramie. 

* WHEN...Until 6 PM MDT Friday. A short lull in snowfall is
  expected later this morning and afternoon, with snow developing
  again this evening and overnight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered
  roads and reduced visibilities in falling and blowing snow. The
  worst road impacts will occur at night and in the early morning
  hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-112-150000-
/O.CON.KCYS.WW.Y.0026.000000T0000Z-210416T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Sierra Madre Range-
Including the cities of Seminoe Dam and Rawlins
506 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 3 to 6 
  inches expected. Winds gusting as high as 35 mph.

* WHERE...Much of Carbon County. Locally higher amounts up to 8 
  inches are possible over the high peaks of the Sierra Madres.

* WHEN...Until 6 PM MDT Friday. A short lull in snowfall is
  expected later this morning and afternoon, with snow developing
  again this evening and overnight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ105-150000-
/O.CON.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
Shirley Basin-
Including the cities of Medicine Bow and Shirley Basin
506 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow. Additional snow accumulations of 4 to 6 inches 
  expected. Winds gusting as high as 35 mph.

* WHERE...Shirley Basin.

* WHEN...Until 6 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ103-106>108-117>119-150000-
/O.CON.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
North Laramie Range-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
Including the cities of Garrett, Esterbrook, Bordeaux, Wheatland,
Guernsey, Torrington, Whitaker, Federal, Horse Creek, Cheyenne, 
and Pine Bluffs
506 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 6 
  inches expected, with higher amounts possible in the northern 
  Laramie Range. Winds gusting as high as 35 mph.

* WHERE...Laramie Range and Adjacent Foothills including 
  Esterbrook, Bordeaux, Federal and Horse Creek. Higher snow 
  totals near 10 inches are possible over the northern Laramie 
  Range.

* WHEN...Until 6 PM MDT Friday. A short lull in snowfall is
  expected later this morning and afternoon, with snow developing
  again this evening and overnight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ095-WYZ101-102-150000-
/O.CON.KCYS.WW.Y.0027.210415T0600Z-210416T1200Z/
Northern Sioux County-Converse County Lower Elevations-
Niobrara County-
Including the cities of Harrison, Douglas, Glenrock, Bill, 
Deer Creek, Lusk, and Redbird
506 AM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 AM MDT FRIDAY...

* WHAT...Snow expected. Total snow accumulations of 4 to 8 
  inches expected.

* WHERE...In Wyoming, Converse and Niobrara Counties including 
  Douglas, Bill, and Lusk. In Nebraska, north Sioux County 
  including Harrison. The highest snow totals are expected along 
  the Pine Ridge.

* WHEN...Midnight tonight until 6 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

CLH
803 
WWUS45 KCYS 142018
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
218 PM MDT Wed Apr 14 2021

...WINTER WEATHER WILL IMPACT THE REGION THROUGH FRIDAY...

WYZ114-151200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Snowy Range-
Including the cities of Centennial and Albany
218 PM MDT Wed Apr 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow and blowing snow. Total snow accumulations of
  12 to 18 inches. Winds gusting as high as 35 MPH.

* WHERE...Snowy Mountain Range.

* WHEN...Until 6 PM MDT Friday. Snow will redevelop late this
  afternoon and evening.

* IMPACTS...Dangerous mountain travel conditions due to icy, snow
  packed roads and very low visibilities in falling and blowing
  snow. Near whiteout conditions possible at times. Outdoor 
  recreation may be life threatening to those caught unprepared 
  for severe winter conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ116-151200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
218 PM MDT Wed Apr 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Periods of snow, heavy at times. Total snow accumulations
  of 6 to 12 inches.

* WHERE...South Laramie Range including the Interstate 80 Summit 
  between Laramie and Cheyenne.

* WHEN...Until 6 PM MDT Friday. Snow will redevelop this evening 
  and overnight.

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ110-151200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210416T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
218 PM MDT Wed Apr 14 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Heavy snow and blowing snow. Total snow accumulations of
  6 to 12 inches. Winds gusting as high as 40 MPH.

* WHERE...Arlington and Elk Mountain along Interstate 80 between 
  Laramie and Rawlins.

* WHEN...Until 6 PM MDT Friday. Snow will redevelop this evening
  and overnight.

* IMPACTS...Dangerous or impossible travel conditions due to 
  icy, snow packed roads and very low visibilities in falling 
  and blowing snow. Near whiteout conditions possible at times.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ113-151200-
/O.EXB.KCYS.WW.Y.0027.210415T0000Z-210416T1200Z/
Upper North Platte River Basin-
Including the cities of Saratoga and Encampment
218 PM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 PM THIS EVENING TO
6 AM MDT FRIDAY...

* WHAT...Snow. Total snow accumulations of 3 to 5 inches.

* WHERE...Upper North Platte River Basin including Encampment and
  Saratoga.

* WHEN...From 6 PM this evening to 6 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ002-003-019>021-054-055-096-151200-
/O.EXB.KCYS.WW.Y.0027.210415T1200Z-210416T1500Z/
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Southern Sioux County-
Including the cities of Chadron, Chadron St Park, Alliance, 
Scottsbluff, Gering, Harrisburg, Angora, Bridgeport, Bayard, 
Redington, Kimball, Sidney, Brownson, and Agate
218 PM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM THURSDAY TO 9 AM
MDT FRIDAY...

* WHAT...Snow. Total snow accumulations of 4 to 6 inches, with 
  higher amounts possible.

* WHERE...Much of the Western Nebraska Panhandle including
  Alliance, Chadron, Kimball and Scottsbluff.

* WHEN...From 6 AM Thursday to 9 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ105-115-151200-
/O.CON.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
Shirley Basin-Laramie Valley-
Including the cities of Medicine Bow, Shirley Basin, Laramie, 
and Bosler
218 PM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow and blowing snow. Total snow accumulations of 3 to 6
  inches. Winds gusting as high as 35 mph.

* WHERE...Shirley Basin.

* WHEN...Until 6 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-112-151200-
/O.CON.KCYS.WW.Y.0026.000000T0000Z-210416T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Sierra Madre Range-
Including the cities of Seminoe Dam and Rawlins
218 PM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow and blowing snow. Total snow accumulations of 3 to 6
  inches. Winds gusting as high as 35 mph.

* WHERE...Much of Carbon County. Locally higher amounts up to 8 
  inches are possible over the high peaks of the Sierra Madres.

* WHEN...Until 6 PM MDT Friday. Snow will redevelop this evening 
  and overnight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ103-106>108-117>119-151200-
/O.CON.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
North Laramie Range-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
Including the cities of Garrett, Esterbrook, Bordeaux, Wheatland,
Guernsey, Torrington, Whitaker, Federal, Horse Creek, Cheyenne, 
and Pine Bluffs
218 PM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow and blowing snow. Total snow accumulations of 4 to 6
  inches, with higher amounts possible in the northern Laramie 
  Range. Winds gusting as high as 35 mph.

* WHERE...Laramie Range and Adjacent Foothills including 
  Esterbrook, Bordeaux, Federal and Horse Creek. Higher snow 
  totals near 10 inches are possible over the northern Laramie 
  Range.

* WHEN...Until 6 PM MDT Friday. Snow will redevelop this evening 
  and overnight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ095-WYZ101-102-151200-
/O.CON.KCYS.WW.Y.0027.210415T0600Z-210416T1200Z/
Northern Sioux County-Converse County Lower Elevations-
Niobrara County-
Including the cities of Harrison, Douglas, Glenrock, Bill, 
Deer Creek, Lusk, and Redbird
218 PM MDT Wed Apr 14 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM MIDNIGHT
TONIGHT TO 6 AM MDT FRIDAY...

* WHAT...Snow. Total snow accumulations of 4 to 6 inches, with 
  higher amounts possible.

* WHERE...In Wyoming, Converse and Niobrara Counties including 
  Douglas, Bill, and Lusk. In Nebraska, north Sioux County 
  including Harrison. The highest snow totals are expected along 
  the Pine Ridge.

* WHEN...Midnight tonight until 6 AM MDT Friday.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
722 
WWUS45 KCYS 151033
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
433 AM MDT Thu Apr 15 2021

...MODERATE TO HEAVY SNOW RETURNS TO SOUTHEAST WYOMING AND THE
WESTERN NEBRASKA PANHANDLE THIS AFTERNOON AND TONIGHT... 

NEZ095-160000-
/O.UPG.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
/O.EXB.KCYS.WS.W.0011.210415T1200Z-210417T0000Z/
Northern Sioux County-
Including the city of Harrison
433 AM MDT Thu Apr 15 2021

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 6 to 12 inches
  expected. 
 
* WHERE...Northern Sioux County including Harrison. The highest
  amounts are expected along the Pine Ridge. 

* WHEN...Until 6 PM MDT Friday. The heaviest snow will occur today
  and tonight. 

* IMPACTS...Dangerous travel conditions due to icy, snow packed
  roads and low visibilities in falling snow. The worst road
  impacts will occur at night and in the early morning hours. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ106>108-117>119-160000-
/O.UPG.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
/O.EXB.KCYS.WS.W.0011.210415T1500Z-210417T0000Z/
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
Including the cities of Bordeaux, Wheatland, Guernsey, 
Torrington, Whitaker, Federal, Horse Creek, Cheyenne, 
and Pine Bluffs
433 AM MDT Thu Apr 15 2021

...WINTER STORM WARNING IN EFFECT FROM 9 AM THIS MORNING TO 6 PM
MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 4 to 8 inches
  expected, with locally higher amounts of 8 to 10 inches possible
  beneath narrow snow bands. 

* WHERE...Platte, Goshen, and Laramie Counties including Wheatland,
  Chugwater, Torrington, Horse Creek, Cheyenne, and Pine Bluffs. 

* WHEN...9 AM MDT today until 6 PM MDT Friday. The heaviest snow
  is expected this evening through Friday morning.

* IMPACTS...Dangerous travel conditions due to icy, snow packed
  roads and low visibilities in falling snow. The worst road
  impacts will occur at night and in the early morning hours. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ002-003-096-160000-
/O.UPG.KCYS.WW.Y.0027.210415T1200Z-210416T1500Z/
/O.EXB.KCYS.WS.W.0011.210415T1200Z-210417T0000Z/
Dawes County-Box Butte County-Southern Sioux County-
Including the cities of Chadron, Chadron St Park, Alliance, 
and Agate
433 AM MDT Thu Apr 15 2021

...WINTER STORM WARNING IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 5 to 10 inches
  expected, with locally higher amounts possible. 

* WHERE...Southern Sioux, Dawes and Box Butte counties including
  Chadron, Alliance, Hemingford, and Agate. The highest amounts
  are expected along the Pine Ridge. 

* WHEN...Until 6 PM MDT Friday. The heaviest snow is expected 
  today and tonight.
 
* IMPACTS...Dangerous travel conditions due to icy, snow packed
  roads and low visibilities in falling snow. The worst road
  impacts will occur at night and in the early morning hours. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ019>021-054-055-160000-
/O.UPG.KCYS.WW.Y.0027.210415T1200Z-210416T1500Z/
/O.EXB.KCYS.WS.W.0011.210415T1800Z-210417T0000Z/
Scotts Bluff County-Banner County-Morrill County-Kimball County-
Cheyenne County-
Including the cities of Scottsbluff, Gering, Harrisburg, Angora, 
Bridgeport, Bayard, Redington, Kimball, Sidney, and Brownson
433 AM MDT Thu Apr 15 2021

...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO 6 PM MDT
FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 6 to 12 inches
  expected. 

* WHERE...Scotts Bluff, Banner, Kimball, Morrill, and Cheyenne
  Counties including Scottsbluff, Harrisburg, Bridgeport, Kimball,
  and Sidney. 

* WHEN...Noon MDT today until 6 PM MDT Friday. The heaviest snow
  is expected this evening through Friday morning. 

* IMPACTS...Dangerous travel conditions due to icy, snow packed
  roads and low visibilities in falling snow. The worst road
  impacts will occur at night and in the early morning hours. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ114-160000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Snowy Range-
Including the cities of Centennial and Albany
433 AM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy mountain snow and blowing snow. Additional snow
  accumulations of 10 to 15 inches. Winds gusting as high as 35 
  MPH.

* WHERE...Snowy Mountain Range.

* WHEN...Until 6 PM MDT Friday. 

* IMPACTS...Dangerous mountain travel conditions due to icy, 
  snow packed roads and very low visibilities in falling and 
  blowing snow. Near whiteout conditions possible at times. 
  Outdoor recreation may be life threatening to those caught 
  unprepared for severe winter conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ116-160000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
433 AM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 6 to 12 inches
  expected.

* WHERE...South Laramie Range including the Interstate 80 Summit 
  between Laramie and Cheyenne.

* WHEN...Until 6 PM MDT Friday. The heaviest snow is expected this
  afternoon and tonight. 

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ110-160000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210416T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
433 AM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 5 to 10
  inches expected. 

* WHERE...Arlington and Elk Mountain along Interstate 80 between 
  Laramie and Rawlins.

* WHEN...Until 6 PM MDT Friday. Snow will redevelop this afternoon
  and tonight. 

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ101>103-160000-
/O.EXT.KCYS.WW.Y.0027.000000T0000Z-210417T0000Z/
Converse County Lower Elevations-Niobrara County-
North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Lusk, Redbird, Garrett, and Esterbrook
433 AM MDT Thu Apr 15 2021

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Snow. Total snow accumulations of 4 to 8 inches expected
  for the lower elevations, with 8 to 12 inches possible over the
  mountains.

* WHERE...Converse and Niobrara Counties including Douglas, Bill,
  and Lusk. The highest snow totals are expected over the northern
  Laramie Range and along the Pine Ridge. 

* WHEN...Until 6 PM MDT Friday. The heaviest snow is expected
  today and tonight. 

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ105-113-115-160000-
/O.CON.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
Shirley Basin-Upper North Platte River Basin-Laramie Valley-
Including the cities of Medicine Bow, Shirley Basin, Saratoga, 
Encampment, Laramie, and Bosler
433 AM MDT Thu Apr 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow. New snow accumulations of 3 to 6 inches expected.

* WHERE...Valleys and Basins of Carbon and Albany Counties
  including Shirley Basin, Saratoga, and Laramie. 

* WHEN...Until 6 AM MDT Friday. Snow will redevelop this afternoon
  and tonight. 

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-112-160000-
/O.CON.KCYS.WW.Y.0026.000000T0000Z-210416T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Sierra Madre Range-
Including the cities of Seminoe Dam and Rawlins
433 AM MDT Thu Apr 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow. New snow accumulations of 3 to 6 inches expected.

* WHERE...Lower elevations of Carbon County including Rawlins. The
  highest amounts will be found near or over the Sierra Madres
  mountains. 

* WHEN...Until 6 PM MDT Friday. Snow will redevelop this evening 
  and overnight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

CLH
913 
WWUS45 KCYS 152056
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
256 PM MDT Thu Apr 15 2021

...MODERATE TO HEAVY SNOW RETURNS TO SOUTHEAST WYOMING AND THE
WESTERN NEBRASKA PANHANDLE LATE THIS AFTERNOON AND TONIGHT...

WYZ114-161200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Snowy Range-
Including the cities of Centennial and Albany
256 PM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy mountain snow and blowing snow. Additional snow
  accumulations of 9 to 11 inches. Winds gusting as high as 35 
  MPH.

* WHERE...Snowy Mountain Range.

* WHEN...Until 6 PM MDT Friday.

* IMPACTS...Dangerous mountain travel conditions due to icy, 
  snow packed roads and very low visibilities in falling and 
  blowing snow. Near whiteout conditions possible at times. 
  Outdoor recreation may be life threatening to those caught 
  unprepared for severe winter conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ116-161200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
South Laramie Range-
Including the cities of Buford, Pumpkin Vine, and Vedauwoo
256 PM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 6 to 8 inches 
  expected.

* WHERE...South Laramie Range including the Interstate 80 Summit 
  between Laramie and Cheyenne.

* WHEN...Until 6 PM MDT Friday. The heaviest snow is expected 
  this afternoon and tonight.

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ110-161200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210416T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
256 PM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MDT FRIDAY...

* WHAT...Heavy snow. Additional snow accumulations of 3 to 6 
  inches expected.

* WHERE...Arlington and Elk Mountain along Interstate 80 between 
  Laramie and Rawlins.

* WHEN...Until 6 PM MDT Friday. Snow will continue this afternoon
  and tonight.

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ002-003-095-096-161200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Dawes County-Box Butte County-Northern Sioux County-
Southern Sioux County-
Including the cities of Chadron, Chadron St Park, Alliance, 
Harrison, and Agate
256 PM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 6 to 9 inches 
  expected.

* WHERE...Northern Sioux County including Harrison. The highest 
  amounts are expected along the Pine Ridge.

* WHEN...Until 6 PM MDT Friday. The heaviest snow will occur this
  afternoon and tonight.

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and low visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

NEZ019>021-054-055-161200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Scotts Bluff County-Banner County-Morrill County-Kimball County-
Cheyenne County-
Including the cities of Scottsbluff, Gering, Harrisburg, Angora, 
Bridgeport, Bayard, Redington, Kimball, Sidney, and Brownson
256 PM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 5 to 10 inches 
  expected.

* WHERE...Scotts Bluff, Banner, Kimball, Morrill, and Cheyenne 
  Counties including Scottsbluff, Harrisburg, Bridgeport, 
  Kimball, and Sidney.

* WHEN...Now until 6 PM MDT Friday. The heaviest snow is expected
  this evening through Friday morning.

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and low visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ106>108-117>119-161200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-South Laramie Range Foothills-
Central Laramie County-East Laramie County-
Including the cities of Bordeaux, Wheatland, Guernsey, 
Torrington, Whitaker, Federal, Horse Creek, Cheyenne, 
and Pine Bluffs
256 PM MDT Thu Apr 15 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT FRIDAY...

* WHAT...Heavy snow. Total snow accumulations of 4 to 6 inches
  expected, with locally higher amounts possible beneath narrow 
  snow bands.

* WHERE...Platte, Goshen, and Laramie Counties including 
  Wheatland, Chugwater, Torrington, Horse Creek, Cheyenne, and 
  Pine Bluffs.

* WHEN...Now until 6 PM MDT Friday. The heaviest snow is expected
  this evening through Friday morning.

* IMPACTS...Dangerous travel conditions due to icy, snow packed 
  roads and low visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ105-113-115-161200-
/O.CON.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
Shirley Basin-Upper North Platte River Basin-Laramie Valley-
Including the cities of Medicine Bow, Shirley Basin, Saratoga, 
Encampment, Laramie, and Bosler
256 PM MDT Thu Apr 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow. New snow accumulations of 2 to 4 inches expected.

* WHERE...Valleys and Basins of Carbon and Albany Counties 
  including Shirley Basin, Saratoga, and Laramie.

* WHEN...Until 6 AM MDT Friday. Snow will persist this afternoon 
  and tonight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ104-109-112-161200-
/O.CON.KCYS.WW.Y.0026.000000T0000Z-210416T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Sierra Madre Range-
Including the cities of Seminoe Dam and Rawlins
256 PM MDT Thu Apr 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM MDT
FRIDAY...

* WHAT...Snow. New snow accumulations of 2 to 4 inches expected.

* WHERE...Lower elevations of Carbon County including Rawlins. 
  The highest amounts will be found near or over the Sierra 
  Madres mountains.

* WHEN...Until 6 PM MDT Friday. Snow will redevelop this evening 
  and overnight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling and blowing snow. 
  The worst road impacts will occur at night and in the early 
  morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ101>103-161200-
/O.CON.KCYS.WW.Y.0027.000000T0000Z-210417T0000Z/
Converse County Lower Elevations-Niobrara County-
North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Lusk, Redbird, Garrett, and Esterbrook
256 PM MDT Thu Apr 15 2021

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 PM MDT
FRIDAY...

* WHAT...Snow. Total snow accumulations of 3 to 6 inches expected
  for the lower elevations, with 4 to 8 inches possible over the 
  mountains.

* WHERE...Converse and Niobrara Counties including Douglas, 
  Bill, and Lusk. The highest snow totals are expected over the 
  northern Laramie Range and along the Pine Ridge.

* WHEN...Until 6 PM MDT Friday. The heaviest snow is expected late this
  afternoon and tonight.

* IMPACTS...Hazardous travel conditions due to icy, snow covered 
  roads and reduced visibilities in falling snow. The worst road 
  impacts will occur at night and in the early morning hours.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$
731 
WWUS45 KCYS 161204
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
604 AM MDT Fri Apr 16 2021

...HEAVY SNOW HAS ENDED...BUT TRAVEL IMPACTS WILL CONTINUE THIS
MORNING WITH LIGHT SNOW CONTINUING... 

...A FEW SNOW SQUALLS POSSIBLE LATE THIS MORNING AND AFTERNOON... 

WYZ110-161315-
/O.EXP.KCYS.WS.W.0011.000000T0000Z-210416T1200Z/
North Snowy Range Foothills-
Including the cities of Arlington and Elk Mountain
604 AM MDT Fri Apr 16 2021

...WINTER STORM WARNING WILL EXPIRE AT 6 AM MDT EARLY THIS
MORNING...

Accumulating snow has ended. However, travel impacts are likely to
continue this morning. 

$$

WYZ101>103-161315-
/O.CAN.KCYS.WW.Y.0027.000000T0000Z-210417T0000Z/
Converse County Lower Elevations-Niobrara County-
North Laramie Range-
Including the cities of Douglas, Glenrock, Bill, Deer Creek, 
Lusk, Redbird, Garrett, and Esterbrook
604 AM MDT Fri Apr 16 2021

...WINTER WEATHER ADVISORY IS CANCELLED...

Accumulating snow has ended. However, travel impacts are likely to
continue this morning. A few snow squalls are possible late this
morning and afternoon, resulting in sudden changes in weather and
road conditions. 

$$

WYZ105-113-115-161315-
/O.EXP.KCYS.WW.Y.0027.000000T0000Z-210416T1200Z/
Shirley Basin-Upper North Platte River Basin-Laramie Valley-
Including the cities of Medicine Bow, Shirley Basin, Saratoga, 
Encampment, Laramie, and Bosler
604 AM MDT Fri Apr 16 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM MDT EARLY THIS
MORNING...

Accumulating snow has ended. However, travel impacts are likely to
continue this morning. 

$$

WYZ104-109-112-161315-
/O.EXP.KCYS.WW.Y.0026.000000T0000Z-210416T1200Z/
Ferris/Seminoe/Shirley Mountains-Central Carbon County-
Sierra Madre Range-
Including the cities of Seminoe Dam and Rawlins
604 AM MDT Fri Apr 16 2021

...WINTER WEATHER ADVISORY WILL EXPIRE AT 6 AM MDT EARLY THIS
MORNING...

Accumulating snow has ended. However, travel impacts are likely to
continue this morning. 

$$

NEZ002-003-019>021-054-055-095-096-WYZ106>108-114-116>119-170000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Snowy Range-South Laramie Range-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
Including the cities of Chadron, Chadron St Park, Alliance, 
Scottsbluff, Gering, Harrisburg, Angora, Bridgeport, Bayard, 
Redington, Kimball, Sidney, Brownson, Harrison, Agate, Bordeaux, 
Wheatland, Guernsey, Torrington, Centennial, Albany, Buford, 
Pumpkin Vine, Vedauwoo, Whitaker, Federal, Horse Creek, Cheyenne,
and Pine Bluffs
604 AM MDT Fri Apr 16 2021

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

* WHAT...Periods of light snow continuing. Little if any
  additional accumulation expected. Travel impacts will persist
  through the Friday morning commute. 

* WHERE...Much of southeast Wyoming and the western Nebraska
  Panhandle along and east of the Laramie Range. 

* WHEN...Conditions are expected to slowly improve after sunrise.
  A few snow squalls are possible late this morning and afternoon. 

* IMPACTS...Hazardous travel conditions due to icy, snow covered
  roads. Snow squalls may result in rapid changes in weather and
  road conditions later today.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If you must travel, keep an extra flashlight, food, and water in
your vehicle in case of an emergency. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

CLH
868 
WWUS45 KCYS 161704
WSWCYS

URGENT - WINTER WEATHER MESSAGE
National Weather Service Cheyenne WY
1104 AM MDT Fri Apr 16 2021

...Winter Weather Impacts Diminishing Through This Afternoon...

NEZ002-003-019>021-054-055-095-096-170000-
/O.CAN.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
/O.NEW.KCYS.WW.Y.0028.210416T1704Z-210417T0000Z/
Dawes County-Box Butte County-Scotts Bluff County-Banner County-
Morrill County-Kimball County-Cheyenne County-
Northern Sioux County-Southern Sioux County-
Including the cities of Chadron, Chadron St Park, Alliance, 
Scottsbluff, Gering, Harrisburg, Angora, Bridgeport, Bayard, 
Redington, Kimball, Sidney, Brownson, Harrison, and Agate
1104 AM MDT Fri Apr 16 2021

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 PM MDT THIS
EVENING...
...WINTER STORM WARNING IS CANCELLED...

* WHAT...Snow. Additional snow accumulations of up to one inch.

* WHERE...Western Nebraska Panhandle including Alliance, Chadron,
  Harrisburg, Kimball, Scottsbluff and Sidney.

* WHEN...Until 6 PM MDT this evening.

* IMPACTS...Plan on slippery road conditions.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Slow down and use caution while traveling. 

The latest road conditions for the state you are calling from can
be obtained by calling 5 1 1.

&&

$$

WYZ106>108-114-116>119-161815-
/O.CAN.KCYS.WS.W.0011.000000T0000Z-210417T0000Z/
Central Laramie Range and Southwest Platte County-
East Platte County-Goshen County-Snowy Range-South Laramie Range-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
Including the cities of Bordeaux, Wheatland, Guernsey, 
Torrington, Centennial, Albany, Buford, Pumpkin Vine, Vedauwoo, 
Whitaker, Federal, Horse Creek, Cheyenne, and Pine Bluffs
1104 AM MDT Fri Apr 16 2021

...WINTER STORM WARNING IS CANCELLED...

Light snow will linger through late this morning, with scattered 
snow showers developing this afternoon. Additional snow
accumulations of up to one inch are expected.

$$

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 13, 3:12 AM MDTWinter Weather AdvisoryCYSBanner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 2 more3 days
Apr 13, 3:12 AM MDTWinter Weather AdvisoryCYSAlbany, Carbon3 days

Nearby

Winter Storm Warnings in Nebraska, 2021Winter Storm Warnings in Wyoming, 2021Every winter storm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.