Alert archive / Wyoming / Winter Storm Warnings in 2016

Winter Storm Warning 11, NWS Cheyenne, WY

April 25, 20165 counties in Wyoming

NWS Cheyenne, WY issued this winter storm warning at Apr 25, 2016, 3:30 PM MDT for 5 counties in Wyoming. It took effect at Apr 26, 2016, 12:00 AM MDT. It was in force for 20 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 25, 2016, 3:30 PM MDT (21:30 UTC)
In effect from
Apr 26, 2016, 12:00 AM MDT
Expired
Apr 26, 2016, 8:12 PM MDT
In force
20 hr
Issued by
NWS Cheyenne, WY

Counties Albany County, WY, Carbon County, WY, Converse County, WY, Laramie County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 109 km from the middle of the area, began a volume at 21:30 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 26, 5:34 AM MDTSNOW 3Douglas, WY3 TO 4 INCHES OF SNOW REPORTED OVER SOUTHWEST DOUGLAS
Apr 26, 6:00 AM MDTSNOW 3N Sinclair, WYRAIN AND SWE OF 0.75
Apr 26, 6:00 AM MDTSNOW 64 Wsw Douglas, WYRAIN AND SWE OF 4.3IN.
Apr 26, 7:00 AM MDTSNOW 0Laramie, WYWIDESPREAD POWER OUTAGES REPORTED IN LARAMIE. POWER IS WORKING ON BEING RESTORED AND SCHOOL ARE HAVING A DELAYED START.
Apr 26, 7:00 AM MDTSNOW 0.511 Wnw Cheyenne, WYRAIN AND SWE OF 1.35 IN.
Apr 26, 7:00 AM MDTSNOW 213 Ssw Manville, WYRAIN AND SWE OF 1.11IN.
Apr 26, 7:00 AM MDTSNOW 4.21 Ene Laramie, WYRAIN AND SWE OF 0.69IN.
Apr 26, 7:00 AM MDTSNOW 520 Wsw Warren Af Base, WYRAIN AND SWE OF 0.99IN.
Apr 26, 7:00 AM MDTHEAVY SNOW 6Rawlins, WYESTIMATED 5 TO 6 INCHES. REPORT VIA FACEBOOK.
Apr 26, 7:00 AM MDTHEAVY SNOW 6.510 N Cheyenne, WY
Apr 26, 7:00 AM MDTSNOW 7.6Sw Elk Mountain, WYRAIN AND SWE OF 1.09 IN.
Apr 26, 7:00 AM MDTSNOW 81 Nne Centennial, WYRAIN AND SWE OF 1.22IN.
Apr 26, 7:00 AM MDTHEAVY SNOW 102 Sw Douglas, WYREPORT VIA FACEBOOK.
Apr 26, 7:30 AM MDTSNOW 41 Se Laramie, WYRAIN AND SWE OF 1.22 IN.
Apr 26, 7:30 AM MDTSNOW 6.39 Wsw Rock River, WYRAIN AND SWE OF 1.24 IN.
Apr 26, 8:00 AM MDTHEAVY SNOW 8Douglas, WYESTIMATED 6 - 8 INCHES. LOST BRANCHES OFF OF SMALL TREES. REPORT VIA FACEBOOK.
Apr 26, 8:30 AM MDTHEAVY SNOW 6Laramie, WYUW CAMPUS. REPORT VIA FACEBOOK.
Apr 26, 9:00 AM MDTSNOW 425 W Esterbrook, WYLA PRELE CREEK SNOTEL IN THE LARAMIE RANGE. ELEVATION 8375 FEET. SNOW WATER EQUIVALENT IS .4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 5.514 E Dixon, WYBATTLE MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7440 FEET. SNOW WATER EQUIVALENT IS .5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 5.520 Wnw Encampment, WYDIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS .5 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTHEAVY SNOW 61 E Douglas, WYREPORT VIA FACEBOOK.
Apr 26, 9:00 AM MDTSNOW 6.324 W Saratoga, WYSAGE CREEK BASIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7850 FEET. SNOW WATER EQUIVALENT IS .6 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 716 Ene Savery, WYSANDSTONE RANGER STATION SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8150 FEET. SNOW WATER EQUIVALENT IS .7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTHEAVY SNOW 73 Ne Laramie, WYREPORT VIA FACEBOOK.
Apr 26, 9:00 AM MDTSNOW 8.411 Sse Encampment, WYBLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS .7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 8.47 Nw Centennial, WYBROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS .7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 8.48 Wsw Encampment, WYWEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS .7 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 96 Sw Centennial, WYCINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS .9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 9.610 Wsw Encampment, WYOLD BATTLE SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 10000 FEET. SNOW WATER EQUIVALENT IS .8 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 1016 Ene Riverside, WYSOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 FEET. SNOW WATER EQUIVALENT IS 1.0 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 10.910 Sw Encampment, WYLITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS .9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTSNOW 10.928 E Savery, WYWHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS .9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTHEAVY SNOW 14.410 Ssw Arlington, WYSAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS 1.2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTHEAVY SNOW 1512 Se Laramie, WYWINDY PEAK SNOTEL IN THE LARAMIE RANGE. ELEVATION 7900 FEET. SNOW WATER EQUIVALENT IS .9 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTHEAVY SNOW 15.621 Sse Elk Mountain, WYMEDICINE BOW SNOTEL IN THE SNOWY RANGE. ELEVATION 10500 FEET. SNOW WATER EQUIVALENT IS 1.3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:00 AM MDTHEAVY SNOW 16.812 W Centennial, WYNORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS 1.4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 10 HOURS.
Apr 26, 9:30 AM MDTHEAVY SNOW 122 N Centennial, WYESTIMATED 10 TO 12 INCHES. REPORT VIA FACEBOOK.
Apr 26, 9:35 AM MDTSNOW 510 N Cheyenne, WY
Apr 26, 10:00 AM MDTHEAVY SNOW 5.8Laramie, WYREPORT VIA FACEBOOK.
Apr 26, 11:00 AM MDTHEAVY SNOW 6.5W Laramie, WYREPORT VIA FACEBOOK
Apr 26, 11:39 AM MDTHEAVY SNOW 68 Sw Wheatland, WY6 INCHES OF SNOW HAS FALLEN. SNOW DEPTH 3 INCHES.
Apr 26, 11:40 AM MDTSNOW 36 Ne Cheyenne, WYREPORT VIA FACEBOOK
Apr 26, 12:00 PM MDTSNOW 534 Nw Lusk, WYRECEIVED AT LEAST 5 INCHES. REPORT VIA FACEBOOK.
Apr 26, 12:15 PM MDTSNOW 36 Ene Cheyenne, WYREPORT VIA FACEBOOK
Apr 26, 2:00 PM MDTHEAVY SNOW 152 N Centennial, WYREPORT VIA FACEBOOK
Apr 26, 4:00 PM MDTSNOW 61 S Cheyenne, WY0.71 SWE. USED AN 8 TO 1 SNOW RATIO. ALSO MEASURED AN ADDITIONAL 0.44 INCHES OF RAIN FOR STORM TOTAL LIQUID OF 1.15 INCHES.
Apr 26, 4:53 PM MDTSNOW 44 N Wheatland, WYESTIMATED DUE TO MELTING AS IT FELL. TOTAL PRECIPITATION WAS 1.82.
Apr 26, 7:00 PM MDTSNOW 1.224 W Saratoga, WYSAGE CREEK BASIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 7850 FEET. SNOW WATER EQUIVALENT IS .2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 7.5 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 210 Sw Encampment, WYLITTLE SNAKE RIVER SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8915 FEET. SNOW WATER EQUIVALENT IS .2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 12.9 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 216 Ene Riverside, WYSOUTH BRUSH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 8440 FEET. SNOW WATER EQUIVALENT IS .2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 12 INCHES.
Apr 26, 7:00 PM MDTSNOW 2.420 Wnw Encampment, WYDIVIDE PEAK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8880 FEET. SNOW WATER EQUIVALENT IS .2 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 7.9 INCHES.
Apr 26, 7:00 PM MDTSNOW 311 Sse Encampment, WYBLACKHALL MOUNTAIN SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9820 FEET. SNOW WATER EQUIVALENT IS .3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 11.4 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 3.612 W Centennial, WYNORTH FRENCH CREEK SNOTEL IN THE SNOWY RANGE. ELEVATION 10130 FEET. SNOW WATER EQUIVALENT IS .3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 20.4 INCHES.
Apr 26, 7:00 PM MDTSNOW 3.625 W Esterbrook, WYLA PRELE CREEK SNOTEL IN THE LARAMIE RANGE. ELEVATION 8375 FEET. SNOW WATER EQUIVALENT IS .3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 7.6 INCHES.
Apr 26, 7:00 PM MDTSNOW 414 Sw Esterbrook, WYWINDY PEAK SNOTEL IN THE LARAMIE RANGE. ELEVATION 7900 FEET. SNOW WATER EQUIVALENT IS .4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 11 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 45 Nnw Hog Park Reservoi, WYWHISKEY PARK SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 8950 FEET. SNOW WATER EQUIVALENT IS .4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 14.9 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 46 Sw Centennial, WYCINNABAR PARK SNOTEL IN THE SNOWY RANGE. ELEVATION 9574 FEET. SNOW WATER EQUIVALENT IS .4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 10 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 13 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 4.810 Ssw Arlington, WYSAND LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10050 FEET. SNOW WATER EQUIVALENT IS .3 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 18 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 4.87 Nw Centennial, WYBROOKLYN LAKE SNOTEL IN THE SNOWY RANGE. ELEVATION 10240 FEET. SNOW WATER EQUIVALENT IS .4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 13.2 INCHES.
Apr 26, 7:00 PM MDTHEAVY SNOW 4.88 Wsw Encampment, WYWEBBER SPRINGS SNOTEL IN THE SIERRA MADRE RANGE. ELEVATION 9250 FEET. SNOW WATER EQUIVALENT IS .4 INCHES AND THE SNOW TO LIQUID RATIO USED WAS 12 TO 1. ACCUMULATION WAS OVER PAST 9 HOURS. STORM TOTAL ACCUMULATION WAS 13.2 INCHES.

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

The nearest sounding before it

Riverton, WY (KRIW), launched 12:00Z, 9.5 hours before the alert went out and 264 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, Riverton, WY at 12:00Z on 2016-04-25Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Riverton, WY at 12:00Z on 2016-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 27 square meters per square second.193958Sfc1 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
658 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
27 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

667 
WWUS45 KCYS 252130
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
330 PM MDT MON APR 25 2016

...HEAVY SNOW RETURNING TO THE MOUNTAINS OF SOUTHEAST WYOMING
AND SOME ADJACENT AREAS TONIGHT AND TUESDAY...

.AN AREA OF LOW PRESSURE WILL MOVE INTO CENTRAL ROCKY MOUNTAIN
REGION TONIGHT. RAIN WILL CHANCE TO SNOW THIS EVENING ACROSS THE
MOUNTAINS WITH SNOW SPREADING INTO ADJACENT AREAS LATE TONIGHT AND
TUESDAY. HEAVY SNOW IS EXPECTED ACROSS THE MOUNTAINS STARTING
TONIGHT THROUGH TUESDAY AFTERNOON.   

WYZ103-112-114-260530-
/O.UPG.KCYS.WS.A.0010.160426T0000Z-160427T0000Z/
/O.NEW.KCYS.WS.W.0011.160426T0600Z-160427T0600Z/
NORTH LARAMIE RANGE-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...GARRETT...CENTENNIAL...ALBANY
330 PM MDT MON APR 25 2016

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MDT TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO MIDNIGHT MDT TUESDAY NIGHT. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* TIMING...SNOW IS EXPECTED TO BECOME HEAVY OVER THE MOUNTAINS
  THIS EVENING AND CONTINUE THROUGH TUESDAY.

* TOTAL SNOW ACCUMULATIONS...12 TO 18 INCHES WITH LOCALLY HIGHER
  AMOUNTS LIKELY.

* WINDS/VISIBILITY...WINDS WILL GENERALLY BE LIGHT AND
  VARIABLE...BECOMING NORTHERLY AT 10 TO 20 MPH TUESDAY. HEAVY
  SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES.

* IMPACTS...HEAVY SNOW AND SNOW PACKED ROADS MAY CREATE 
  DANGEROUS TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ104-105-116-260530-
/O.UPG.KCYS.WS.A.0010.160426T0000Z-160427T0000Z/
/O.NEW.KCYS.WS.W.0011.160426T0600Z-160427T0600Z/
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...SEMINOE DAM...MEDICINE BOW...
SHIRLEY BASIN...BUFORD...PUMPKIN VINE...VEDAUWOO
330 PM MDT MON APR 25 2016

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MDT TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO MIDNIGHT MDT TUESDAY NIGHT. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

* TIMING...RAIN THIS EVENING WILL CHANGE TO ALL SNOW AROUND
  MIDNIGHT TONIGHT WITH PERIODS OF HEAVY SNOW BY LATE TONIGHT.

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WINDS/VISIBILITY...LIGHT WINDS TONIGHT BECOMING NORTHWEST AT 10
  TO 20 MPH ON TUESDAY. HEAVY SNOW MAY REDUCE VISIBILITIES TO
  UNDER A HALF MILE AT TIMES.

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW 
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON 
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ101-260530-
/O.NEW.KCYS.WS.W.0011.160426T0600Z-160427T0600Z/
CONVERSE COUNTY LOWER ELEVATIONS-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...GLENROCK
330 PM MDT MON APR 25 2016

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MDT TUESDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO MIDNIGHT MDT TUESDAY NIGHT.

* TIMING...RAIN THIS EVENING WILL CHANGE TO SNOW AFTER MIDNIGHT
  TONIGHT FOR AREAS ABOVE 5000 FEET. PERIODS OF HEAVY SNOW
  ARE EXPECTED.

* TOTAL SNOW ACCUMULATIONS...5 TO 10 INCHES ABOVE 5000 FEET.
  LITTLE TO NO SNOW ACCUMULATION FOR LOWER ELEVATIONS. 

* WINDS/VISIBILITY...WINDS NORTHEAST AT 10 TO 20 MPH TONIGHT...
  BECOMING NORTH ON TUESDAY. HEAVY SNOW MAY REDUCE VISIBILITIES
  TO UNDER A HALF MILE AT TIMES.

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW 
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON 
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
8 follow-up statements
076 
WWUS45 KCYS 260445
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1045 PM MDT MON APR 25 2016

...HEAVY SNOW RETURNING TO THE MOUNTAINS OF SOUTHEAST WYOMING AND
SOME ADJACENT AREAS TONIGHT AND TUESDAY...

.AN AREA OF LOW PRESSURE WILL MOVE INTO THE CENTRAL ROCKY
MOUNTAIN REGION TONIGHT. RAIN WILL CHANGE TO SNOW OVERNIGHT ACROSS
THE MOUNTAINS WITH SNOW SPREADING INTO ADJACENT AREAS BY EARLY
TUESDAY MORNING. HEAVY SNOW IS EXPECTED ACROSS THE MOUNTAINS
TONIGHT THROUGH TUESDAY AFTERNOON.

WYZ103-112-114-261300-
/O.CON.KCYS.WS.W.0011.160426T0600Z-160427T0600Z/
NORTH LARAMIE RANGE-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...GARRETT...CENTENNIAL...ALBANY
1045 PM MDT MON APR 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TUESDAY NIGHT...

* TIMING...SNOW IS EXPECTED TO BECOME HEAVY OVER THE MOUNTAINS
  STARTING TONIGHT AND CONTINUING THROUGH TUESDAY.

* TOTAL SNOW ACCUMULATIONS...12 TO 18 INCHES WITH LOCALLY HIGHER 
  AMOUNTS LIKELY. 

* WINDS/VISIBILITY...WINDS WILL GENERALLY BE LIGHT AND 
  VARIABLE...BECOMING NORTHERLY AT 10 TO 20 MPH TUESDAY. HEAVY 
  SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES. 

* IMPACTS...HEAVY SNOW AND SNOW PACKED ROADS MAY CREATE 
  DANGEROUS TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ101-104-105-116-261300-
/O.CON.KCYS.WS.W.0011.160426T0600Z-160427T0600Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...BUFORD...
PUMPKIN VINE...VEDAUWOO
1045 PM MDT MON APR 25 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TUESDAY NIGHT...

* TIMING...RAIN THIS EVENING WILL CHANGE TO ALL SNOW AROUND 
  MIDNIGHT TONIGHT WITH PERIODS OF HEAVY SNOW BY LATE TONIGHT. 

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES.

* WINDS/VISIBILITY...LIGHT WINDS TONIGHT BECOMING NORTHWEST AT 
  10 TO 20 MPH ON TUESDAY. HEAVY SNOW MAY REDUCE VISIBILITIES TO 
  UNDER A HALF MILE AT TIMES. 

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW 
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON 
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
423 
WWUS45 KCYS 260739
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
139 AM MDT TUE APR 26 2016

...SNOW HEAVY AT TIMES...WILL CONTINUE THIS MORNING WEST OF
INTERSTATE 25...

.RAIN WILL CHANGE TO SNOW OVERNIGHT ACROSS THE MOUNTAINS WITH
SNOW SPREADING INTO ADJACENT AREAS BY EARLY TUESDAY MORNING. HEAVY
SNOW IS EXPECTED ACROSS THE MOUNTAINS TONIGHT THROUGH TUESDAY
AFTERNOON.

WYZ110-262200-
/O.EXA.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
139 AM MDT TUE APR 26 2016

...WINTER STORM WARNING IN EFFECT UNTIL MIDNIGHT MDT TONIGHT...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL MIDNIGHT
MDT TONIGHT.

* TIMING...RAIN HAS CHANGED TO SNOW IN THE LAST HOUR AND WILL
  BECOME HEAVY AT TIMES THIS MORNING. SNOW WILL CONTINUE THROUGH 
  TUESDAY EVENING.

* TOTAL SNOW ACCUMULATIONS...4 TO 8 INCHES WITH LOCALLY HIGHER
  AMOUNTS POSSIBLE.

* WINDS/VISIBILITY...WINDS WILL GENERALLY BE LIGHT AND VARIABLE
  EARLY THIS MORNING...BECOMING NORTHERLY AT 10 TO 20 MPH. HEAVY
  SNOW WILL REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES.

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ103-112-114-262200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
NORTH LARAMIE RANGE-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...GARRETT...CENTENNIAL...ALBANY
139 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW IS EXPECTED TO BECOME HEAVY OVER THE MOUNTAINS 
  STARTING TONIGHT AND CONTINUING THROUGH TUESDAY. 

* TOTAL SNOW ACCUMULATIONS...12 TO 18 INCHES WITH LOCALLY HIGHER 
  AMOUNTS LIKELY. 

* WINDS/VISIBILITY...WINDS WILL GENERALLY BE LIGHT AND 
  VARIABLE...BECOMING NORTHERLY AT 10 TO 20 MPH TUESDAY. HEAVY 
  SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES. 

* IMPACTS...HEAVY SNOW AND SNOW PACKED ROADS MAY CREATE 
  DANGEROUS TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ101-104-105-116-262200-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...BUFORD...
PUMPKIN VINE...VEDAUWOO
139 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...RAIN EARLY THIS MORNING WILL CHANGE TO ALL SNOW AROUND
  BEFORE SUNRISE DOWN TO 5000 FEET WITH PERIODS OF HEAVY SNOW
  TODAY.

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES ABOVE 5500 FEET. 2 TO
  6 INCHES BELOW 5500 FEET INCLUDING DOUGLAS...BILL...AND
  GLENROCK.

* WINDS/VISIBILITY...NORTH BETWEEN 10 TO 20 MPH WITH GUSTS UP TO
  35 MPH. HEAVY SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF MILE
  AT TIMES.

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS...ESPECIALLY ABOVE
  5500 FEET. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ109-113-262100-
/O.NEW.KCYS.WW.Y.0024.160426T0739Z-160426T2100Z/
CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...RAWLINS...SARATOGA...ENCAMPMENT
139 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 3 PM MDT
THIS AFTERNOON.

* TIMING...SNOW WILL CONTINUE TODAY AND BECOME HEAVY AT TIMES THIS
  MORNING THROUGH EARLY THIS AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES WITH LOCALLY HIGHER
  AMOUNTS NEAR THE MOUNTAINS.

* WINDS/VISIBILITY...LIGHT NORTHEAST THIS MORNING BECOMING NORTH
  BETWEEN 15 TO 25 MPH THIS AFTERNOON. VISIBILITIES BELOW ONE MILE
  AT TIMES THROUGH THIS AFTERNOON. 

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES AND
  AREAS OF SLICK AND SLUSHY ROADS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
124 
WWUS45 KCYS 261105
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
505 AM MDT TUE APR 26 2016

...SNOW HEAVY AT TIMES...WILL CONTINUE THIS MORNING ALONG AND 
WEST OF INTERSTATE 25...

.RAIN WILL CHANGE TO SNOW ACROSS THE LOWER ELEVATIONS THIS MORNING
EAST OF THE LARAMIE RANGE. MODERATE TO HEAVY SNOW IS EXPECTED
ACROSS THE MOUNTAINS THROUGH TUESDAY AFTERNOON.

WYZ103-112-114-261915-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
NORTH LARAMIE RANGE-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...GARRETT...CENTENNIAL...ALBANY
505 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW IS EXPECTED TO BECOME HEAVY OVER THE MOUNTAINS 
  STARTING TONIGHT AND CONTINUING THROUGH TUESDAY. 

* TOTAL SNOW ACCUMULATIONS...12 TO 18 INCHES WITH LOCALLY HIGHER 
  AMOUNTS LIKELY. 

* WINDS/VISIBILITY...WINDS WILL GENERALLY BE LIGHT AND 
  VARIABLE...BECOMING NORTHERLY AT 10 TO 20 MPH TUESDAY. HEAVY 
  SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES. 

* IMPACTS...HEAVY SNOW AND SNOW PACKED ROADS MAY CREATE 
  DANGEROUS TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ101-104-105-110-116-261915-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...
ARLINGTON...ELK MOUNTAIN...BUFORD...PUMPKIN VINE...VEDAUWOO
505 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...RAIN EARLY THIS MORNING WILL CHANGE TO ALL SNOW 
  AROUND BEFORE SUNRISE DOWN TO 5000 FEET WITH PERIODS OF HEAVY 
  SNOW TODAY. 

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES ABOVE 5500 FEET. 2 
  TO 6 INCHES BELOW 5500 FEET INCLUDING DOUGLAS...BILL...AND 
  GLENROCK. 

* WINDS/VISIBILITY...NORTH BETWEEN 10 TO 20 MPH WITH GUSTS UP TO 
  35 MPH. HEAVY SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF 
  MILE AT TIMES. 

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW 
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON 
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS...ESPECIALLY 
  ABOVE 5500 FEET. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ106-115-117-261915-
/O.EXA.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-LARAMIE VALLEY-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...BOSLER...LARAMIE...
WHITAKER...FEDERAL...HORSE CREEK
505 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 3 PM MDT
THIS AFTERNOON.

* TIMING...SNOW WILL CONTINUE TODAY WITH SNOW HEAVY AT TIMES THIS
  MORNING.

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES WITH LOCALLY HIGHER 
  AMOUNTS NEAR THE MOUNTAINS. 

* WINDS/VISIBILITY...LIGHT NORTHEAST THIS MORNING BECOMING NORTH
  BETWEEN 10 TO 20 MPH THIS AFTERNOON. VISIBILITIES BELOW ONE
  MILE AT TIMES THROUGH THIS AFTERNOON.

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WYZ109-113-261915-
/O.CON.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...RAWLINS...SARATOGA...ENCAMPMENT
505 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

* TIMING...SNOW WILL CONTINUE TODAY AND BECOME HEAVY AT TIMES 
  THIS MORNING THROUGH EARLY THIS AFTERNOON. 

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES WITH LOCALLY HIGHER 
  AMOUNTS NEAR THE MOUNTAINS. 

* WINDS/VISIBILITY...LIGHT NORTHEAST THIS MORNING BECOMING NORTH 
  BETWEEN 15 TO 25 MPH THIS AFTERNOON. VISIBILITIES BELOW ONE 
  MILE AT TIMES THROUGH THIS AFTERNOON. 

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

TT
256 
WWUS45 KCYS 261323
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
723 AM MDT TUE APR 26 2016

...SNOW HEAVY AT TIMES...WILL CONTINUE THIS MORNING ALONG AND
WEST OF INTERSTATE 25...

.RAIN WILL CHANGE TO SNOW ACROSS THE LOWER ELEVATIONS THIS
MORNING EAST OF THE LARAMIE RANGE. MODERATE TO HEAVY SNOW IS
EXPECTED ACROSS THE MOUNTAINS THROUGH TUESDAY AFTERNOON.

WYZ115-262100-
/O.UPG.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
/O.EXB.KCYS.WS.W.0011.000000T0000Z-160426T2100Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
723 AM MDT TUE APR 26 2016

...WINTER STORM WARNING IN EFFECT UNTIL 3 PM MDT THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT UNTIL 3 PM MDT
THIS AFTERNOON. THE WINTER WEATHER ADVISORY IS NO LONGER IN
EFFECT.

* TIMING...SNOW WILL CONTINUE TODAY WITH SNOW HEAVY AT TIMES 
  THIS MORNING. 

* TOTAL SNOW ACCUMULATIONS...3 TO 7 INCHES WITH LOCALLY HIGHER
  AMOUNTS NEAR THE MOUNTAINS.

* WINDS/VISIBILITY...NORTH 10 TO 20 MPH. VISIBILITIES BELOW ONE
  MILE AT TIMES THROUGH THIS AFTERNOON.

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ103-112-114-270000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
NORTH LARAMIE RANGE-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...GARRETT...CENTENNIAL...ALBANY
723 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW IS EXPECTED TO BECOME HEAVY OVER THE MOUNTAINS 
  STARTING TONIGHT AND CONTINUING THROUGH TUESDAY. 

* TOTAL SNOW ACCUMULATIONS...12 TO 18 INCHES WITH LOCALLY HIGHER 
  AMOUNTS LIKELY. 

* WINDS/VISIBILITY...WINDS WILL GENERALLY BE LIGHT AND 
  VARIABLE...BECOMING NORTHERLY AT 10 TO 20 MPH TUESDAY. HEAVY 
  SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES. 

* IMPACTS...HEAVY SNOW AND SNOW PACKED ROADS MAY CREATE 
  DANGEROUS TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ101-104-105-110-116-270000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...
ARLINGTON...ELK MOUNTAIN...BUFORD...PUMPKIN VINE...VEDAUWOO
723 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...UNTIL MIDNIGHT TONIGHT.

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES ABOVE 5500 FEET. 2 
  TO 6 INCHES BELOW 5500 FEET INCLUDING DOUGLAS...BILL...AND 
  GLENROCK. 

* WINDS/VISIBILITY...NORTH BETWEEN 10 TO 20 MPH WITH GUSTS UP TO 
  35 MPH. HEAVY SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF 
  MILE AT TIMES. 

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW 
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON 
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS...ESPECIALLY 
  ABOVE 5500 FEET. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ102-262100-
/O.EXA.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
NIOBRARA COUNTY-
INCLUDING THE CITIES OF...LUSK...REDBIRD
723 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 3 PM MDT
THIS AFTERNOON.

* TIMING...SNOW WILL CONTINUE TODAY WITH SNOW HEAVY AT TIMES 
  THIS MORNING. 

* TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES WITH LOCALLY HIGHER
  AMOUNTS.

* WINDS/VISIBILITY...NORTH WINDS 10 TO 20 MPH. VISIBILITIES BELOW
  ONE MILE AT TIMES THROUGH THIS AFTERNOON.

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WYZ106-109-113-117-262100-
/O.CON.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...RAWLINS...SARATOGA...
ENCAMPMENT...WHITAKER...FEDERAL...HORSE CREEK
723 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

* TIMING...SNOW WILL CONTINUE TODAY WITH SNOW HEAVY AT TIMES 
  THIS MORNING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES WITH LOCALLY HIGHER 
  AMOUNTS NEAR THE MOUNTAINS. 

* WINDS/VISIBILITY...LIGHT NORTHEAST THIS MORNING BECOMING NORTH 
  BETWEEN 10 TO 20 MPH THIS AFTERNOON. VISIBILITIES BELOW ONE 
  MILE AT TIMES THROUGH THIS AFTERNOON. 

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

RUBIN
266 
WWUS45 KCYS 261403
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
803 AM MDT TUE APR 26 2016

...SNOW HEAVY AT TIMES...WILL CONTINUE THIS MORNING ALONG AND
WEST OF INTERSTATE 25...

.RAIN WILL CHANGE TO SNOW ACROSS THE LOWER ELEVATIONS THIS
MORNING EAST OF THE LARAMIE RANGE. MODERATE TO HEAVY SNOW IS
EXPECTED ACROSS THE MOUNTAINS THROUGH TUESDAY AFTERNOON.

WYZ115-262100-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160426T2100Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
803 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

* TIMING...SNOW WILL CONTINUE TODAY WITH SNOW HEAVY AT TIMES 
  THIS MORNING. 

* TOTAL SNOW ACCUMULATIONS...3 TO 7 INCHES WITH LOCALLY HIGHER 
  AMOUNTS NEAR THE MOUNTAINS. 

* WINDS/VISIBILITY...NORTH 10 TO 20 MPH. VISIBILITIES BELOW ONE 
  MILE AT TIMES THROUGH THIS AFTERNOON. 

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ103-112-114-270000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
NORTH LARAMIE RANGE-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...GARRETT...CENTENNIAL...ALBANY
803 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW IS EXPECTED TO BECOME HEAVY OVER THE MOUNTAINS 
  STARTING TONIGHT AND CONTINUING THROUGH TUESDAY. 

* TOTAL SNOW ACCUMULATIONS...12 TO 18 INCHES WITH LOCALLY HIGHER 
  AMOUNTS LIKELY. 

* WINDS/VISIBILITY...WINDS WILL GENERALLY BE LIGHT AND 
  VARIABLE...BECOMING NORTHERLY AT 10 TO 20 MPH TUESDAY. HEAVY 
  SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES. 

* IMPACTS...HEAVY SNOW AND SNOW PACKED ROADS MAY CREATE 
  DANGEROUS TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ101-104-105-110-116-270000-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...
ARLINGTON...ELK MOUNTAIN...BUFORD...PUMPKIN VINE...VEDAUWOO
803 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...UNTIL MIDNIGHT TONIGHT.

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES ABOVE 5500 FEET. 2 
  TO 6 INCHES BELOW 5500 FEET INCLUDING DOUGLAS...BILL...AND 
  GLENROCK. 

* WINDS/VISIBILITY...NORTH BETWEEN 10 TO 20 MPH WITH GUSTS UP TO 
  35 MPH. HEAVY SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF 
  MILE AT TIMES. 

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW 
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON 
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS...ESPECIALLY 
  ABOVE 5500 FEET. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ118-262100-
/O.EXA.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
CENTRAL LARAMIE COUNTY-
INCLUDING THE CITY OF...CHEYENNE
803 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 3 PM MDT
THIS AFTERNOON.

* TIMING...SNOW WILL CONTINUE TODAY WITH SNOW HEAVY AT TIMES 
  THIS MORNING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES WITH LOCALLY HIGHER
  AMOUNTS.

* WINDS/VISIBILITY...NORTH WINDS 10 TO 20 MPH. VISIBILITIES BELOW
  ONE MILE AT TIMES THROUGH THIS AFTERNOON.

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WYZ102-106-109-113-117-262100-
/O.CON.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
NIOBRARA COUNTY-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...LUSK...REDBIRD...BORDEAUX...RAWLINS...
SARATOGA...ENCAMPMENT...WHITAKER...FEDERAL...HORSE CREEK
803 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

* TIMING...SNOW WILL CONTINUE TODAY WITH SNOW HEAVY AT TIMES 
  THIS MORNING. 

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES WITH LOCALLY HIGHER 
  AMOUNTS NEAR THE MOUNTAINS. 

* WINDS/VISIBILITY...LIGHT NORTHEAST THIS MORNING BECOMING NORTH 
  BETWEEN 10 TO 20 MPH THIS AFTERNOON. VISIBILITIES BELOW ONE 
  MILE AT TIMES THROUGH THIS AFTERNOON. 

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
838 
WWUS45 KCYS 261750
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1150 AM MDT TUE APR 26 2016

...SNOW TO TAPER OFF BY LATE THIS AFTERNOON...

.LIGHT TO MODERATE SNOW WILL CONTINUE OVER MUCH OF SOUTHEAST
WYOMING THROUGH THE EARLY AFTERNOON. EXPECT SNOW TO TAPER OFF BY
LATE THIS AFTERNOON.

WYZ115-262100-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160426T2100Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
1150 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

* TIMING...LIGHT SNOW TO CONTINUE THROUGH EARLY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...AN ADDITIONAL 1 TO 2 INCHES.

* WINDS/VISIBILITY...NORTH 10 TO 20 MPH. VISIBILITIES BELOW ONE 
  MILE AT TIMES THROUGH THIS AFTERNOON. 

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW
ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN
EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ103-112-114-270300-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
NORTH LARAMIE RANGE-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...GARRETT...CENTENNIAL...ALBANY
1150 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...SNOW WILL CONTINUE THROUGH THE EARLY EVENING.

* TOTAL SNOW ACCUMULATIONS...12 TO 18 INCHES WITH LOCALLY HIGHER 
  AMOUNTS LIKELY. 

* WINDS/VISIBILITY...NORTHERLY WINDS AT 10 TO 20 MPH. HEAVY SNOW
  MAY REDUCE VISIBILITIES TO UNDER A HALF MILE AT TIMES.

* IMPACTS...HEAVY SNOW AND SNOW PACKED ROADS MAY CREATE 
  DANGEROUS TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ101-104-105-110-116-270300-
/O.CON.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
CONVERSE COUNTY LOWER ELEVATIONS-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...
ARLINGTON...ELK MOUNTAIN...BUFORD...PUMPKIN VINE...VEDAUWOO
1150 AM MDT TUE APR 26 2016

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

* TIMING...UNTIL MIDNIGHT TONIGHT.

* TOTAL SNOW ACCUMULATIONS...6 TO 12 INCHES ABOVE 5500 FEET. 2 
  TO 6 INCHES BELOW 5500 FEET INCLUDING DOUGLAS...BILL...AND 
  GLENROCK. 

* WINDS/VISIBILITY...NORTH BETWEEN 10 TO 20 MPH WITH GUSTS UP TO 
  35 MPH. HEAVY SNOW MAY REDUCE VISIBILITIES TO UNDER A HALF 
  MILE AT TIMES. 

* IMPACTS...MAINLY TO TRAVEL DUE TO SNOW COVERED ROADS AND LOW 
  VISIBILITIES. ROADWAYS MAY BECOME SLICK AND SNOW PACKED ON 
  TUESDAY CREATING HAZARDOUS TRAVEL CONDITIONS...ESPECIALLY 
  ABOVE 5500 FEET. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$

WYZ107-262100-
/O.EXA.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
EAST PLATTE COUNTY-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY
1150 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT UNTIL 3 PM MDT
THIS AFTERNOON.

* TIMING...SNOW WILL THROUGH THE EARLY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...4 TO 6 INCHES.

* WINDS/VISIBILITY...NORTH 10 TO 20 MPH. VISIBILITIES BELOW ONE
  MILE AT TIMES THROUGH THIS AFTERNOON.

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

WYZ102-106-109-113-117-118-262100-
/O.CON.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
NIOBRARA COUNTY-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
CENTRAL CARBON COUNTY-UPPER NORTH PLATTE RIVER BASIN-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
INCLUDING THE CITIES OF...LUSK...REDBIRD...BORDEAUX...RAWLINS...
SARATOGA...ENCAMPMENT...WHITAKER...FEDERAL...HORSE CREEK...
CHEYENNE
1150 AM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...

* TIMING...SNOW TO CONTINUE THROUGH EARLY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES WITH LOCALLY HIGHER 
  AMOUNTS NEAR THE MOUNTAINS. 

* WINDS/VISIBILITY...NORTH 10 TO 20 MPH THIS AFTERNOON.
  VISIBILITIES BELOW ONE MILE AT TIMES THROUGH THIS AFTERNOON.

* IMPACTS...MAINLY TRAVEL DIFFICULTIES DUE TO LOW VISIBILITIES 
  AND AREAS OF SLICK AND SLUSHY ROADS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY FOR SNOW MEANS THAT PERIODS OF SNOW
WILL CAUSE PRIMARILY TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW
COVERED ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$
180 
WWUS45 KCYS 262031
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
231 PM MDT TUE APR 26 2016

...SNOW TAPERING OFF ACROSS SOUTHEAST WYOMING...

.LIGHT SNOW WILL CONTINUE TO FALL OVER PORTIONS OF SOUTHEAST
WYOMING THROUGH THE EARLY EVENING. ADDITIONAL ACCUMULATIONS WILL
GENERALLY BE LESS THAN A FEW INCHES OVER LOWER ELEVATIONS.

WYZ116-262145-
/O.CAN.KCYS.WS.W.0011.000000T0000Z-160427T0600Z/
SOUTH LARAMIE RANGE-
INCLUDING THE CITIES OF...BUFORD...PUMPKIN VINE...VEDAUWOO
231 PM MDT TUE APR 26 2016

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER
STORM WARNING. 

SNOW HAS LET UP ACROSS THE SOUTHERN LARAMIE RANGE EARLY THIS
AFTERNOON. ALTHOUGH LIGHT SNOW WILL BE POSSIBLE OVER THE NEXT FEW
HOURS...ADDITIONAL ACCUMULATIONS WILL BE MINIMAL.

$$

WYZ115-262145-
/O.CAN.KCYS.WS.W.0011.000000T0000Z-160426T2100Z/
LARAMIE VALLEY-
INCLUDING THE CITIES OF...BOSLER...LARAMIE
231 PM MDT TUE APR 26 2016

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER
STORM WARNING. 

SNOW HAS LET UP ACROSS THE LARAMIE VALLEY EARLY THIS AFTERNOON.
ALTHOUGH LIGHT SNOW WILL BE POSSIBLE OVER THE NEXT FEW
HOURS...ADDITIONAL ACCUMULATIONS WILL BE MINIMAL.

$$

WYZ102-106-107-109-113-117-118-262145-
/O.CAN.KCYS.WW.Y.0024.000000T0000Z-160426T2100Z/
NIOBRARA COUNTY-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-CENTRAL CARBON COUNTY-
UPPER NORTH PLATTE RIVER BASIN-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-
INCLUDING THE CITIES OF...LUSK...REDBIRD...BORDEAUX...WHEATLAND...
GUERNSEY...RAWLINS...SARATOGA...ENCAMPMENT...WHITAKER...FEDERAL...
HORSE CREEK...CHEYENNE
231 PM MDT TUE APR 26 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER
WEATHER ADVISORY. 

SNOW HAS LET UP ACROSS THE REGION. ALTHOUGH LIGHT SNOW WILL BE
POSSIBLE OVER THE NEXT FEW HOURS...ADDITIONAL ACCUMULATIONS WILL
BE MINIMAL.

$$

WYZ101-103>105-110-112-114-270300-
/O.EXT.KCYS.WS.W.0011.000000T0000Z-160427T0300Z/
CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...GARRETT...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...
ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY
231 PM MDT TUE APR 26 2016

...WINTER STORM WARNING NOW IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

* TIMING...LIGHT SNOW WILL CONTINUE THROUGH THE EVENING.

* TOTAL SNOW ACCUMULATIONS...ADDITIONAL ACCUMULATIONS THROUGH THE
  EVENING WILL BE MOSTLY 1 TO 4 INCHES.

* WINDS/VISIBILITY...NORTHERLY WINDS AT 10 TO 20 MPH. VISIBILITIES
  COULD BE REDUCED TO UNDER A HALF MILE AT TIMES.

* IMPACTS...SNOW AND SNOW PACKED ROADS MAY CREATE DANGEROUS
  TRAVEL DUE TO LOW VISIBILITIES AND DRIFTING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER
CONDITIONS ARE EXPECTED OR OCCURRING.  SIGNIFICANT AMOUNTS OF
SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN
AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY.

&&

$$
804 
WWUS45 KCYS 270212
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
812 PM MDT TUE APR 26 2016

WYZ101-103>105-110-112-114-270315-
/O.CAN.KCYS.WS.W.0011.000000T0000Z-160427T0300Z/
CONVERSE COUNTY LOWER ELEVATIONS-NORTH LARAMIE RANGE-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...BILL...DOUGLAS...DEER CREEK...
GLENROCK...GARRETT...SEMINOE DAM...MEDICINE BOW...SHIRLEY BASIN...
ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY
812 PM MDT TUE APR 26 2016

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER
STORM WARNING. 

LIGHT SNOW MAY CONTINUE AT TIMES IN THE MOUNTAINS AND NEARBY
LOWER ELEVATIONS THROUGH MIDNIGHT...BUT ADDITIONAL ACCUMULATIONS
WILL BE MINIMAL. WITH LITTLE IMPACT EXPECTED FROM LIGHT
SNOW...WILL GO AHEAD AND CANCEL THE WARNING.

$$

What forecasters said that day

The local office's own words before this winter storm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Cheyenne, WY wrote its last area forecast discussion before this winter storm warning went out at Apr 25, 10:52 AM MDT, 4 hours 38 minutes earlier.

Area forecast discussion, Apr 25, 10:52 AM MDT, 4 hours 38 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
1052 AM MDT MON APR 25 2016

.UPDATE...
ISSUED AT 1052 AM MDT MON APR 25 2016

NO BIG CHANGES TO THE SHORT TERM FORECAST. AN UPPER LEVEL LOW WILL
BEGIN TO AFFECT THE AREA LATER TODAY. THERE IS STILL A CHANCE FOR
THUNDERSTORMS...MAINLY LATE THIS AFTERNOON THROUGH MID EVENING.
LEFT FRONT OF AN UPPER LEVEL JET WILL SHIFT OVER SOUTHEAST WYOMING
BY LATE THIS AFTERNOON. THE JET WILL BE CO-LOCATED WITH A SURFACE
WARM FRONT. MODELS ARE DEPICTING BETWEEN 500-1000 J/KG OF MU CAPE
OVER SOUTHEAST WYOMING AS WELL 40-50 KTS OF 0-6 KM BULK SHEAR. ALL
TOGETHER THIS DOES SUGGEST THE POTENTIAL FOR A FEW MARGINAL SEVERE
THUNDERSTORMS LATE THIS AFTERNOON INTO EARLY EVENING. THE SHEAR
MAY BE A BIT STRONG GIVEN LOW CAPE VALUES TO SUSTAIN UPDRAFTS FOR
ANY LENGTH OF TIME...BUT SINCE THE WET BULB ZERO HEIGHT IS ONLY
5000 FT AGL...ANY HAIL THAT DOES FORM WILL NOT MELT MUCH BEFORE
REACHING THE GROUND. MAIN SEVERE THREAT WILL BE HAIL AND THERE IS
A REMOTE CHANCE FOR AN ISOLATED TORNADO GIVEN THAT A FEW STORMS
WILL RIDE ALONG A SURFACE BOUNDARY. LOW OVERALL THREAT FOR
TORNADOES...BUT NOT ZERO.

THE OTHER CONCERN IN FOR THE POTENTIAL FOR SNOW TONIGHT. BASED ON
THE LATEST MODELS SNOW WILL FALL ACROSS THE MOUNTAINS OF SOUTHEAST
WYOMING TONIGHT...BUT OUTSIDE OF THE MOUNTAINS LITTLE TO NO SNOW
ACCUMULATION IS LIKELY. WILL UPDATE THE WINTER STORM WATCHES WITH
THE AFTERNOON PACKAGE. THE BETTER CHANCE FOR SNOW OUTSIDE OF THE
MOUNTAINS SHOULD MAINLY HOLD OFF UNTIL TUESDAY NIGHT BUT THAT
SAID...THE MODELS ARE NOT IN GOOD AGREEMENT IN EXACT TRACK OF THE
UPPER LOW OR THE QPF AMOUNTS.

&&

.SHORT TERM...(TODAY THROUGH WEDNESDAY)
ISSUED AT 345 AM MDT MON APR 25 2016

QUIET AND TRANQUIL WEATHER THIS MORNING WILL QUICKLY CHANGE LATER
TODAY AS THE NEXT PACIFIC STORM SYSTEM MOVES TOWARDS THE AREA. IR
SATELLITE LOOP SHOWS THIS STORM JUST GETTING ORGANIZED EARLY THIS
MORNING ACROSS THE GREAT BASIN REGION IN CENTRAL NEVADA. ALL
MODELS SHOW THIS STORM PROGRESSING SLOWLY EASTWARD TODAY INTO
UTAH...AND THEN SLOWLY NORTHEAST INTO WESTERN COLORADO TONIGHT.
PLENTY OF WARM AIR AHEAD OF THIS SYSTEM...SO PRECIP TYPE WILL BE
RAIN BELOW 10000 FEET UNTIL LATE TONIGHT. IN FACT...THINK THE
MOUNTAINS MAY BE ALL RAIN INITIALLY AS WELL. SURFACE WINDS WILL
GRADUALLY SHIFT INTO THE SOUTH AND THEN SOUTHEAST LATER TODAY
WHICH WILL ALLOW SOME LLVL MOISTURE ADVECTION TO OCCUR. COMBINED
WITH COLD AIR ADVECTION ALOFT...THIS PROFILE WILL FAVOR ISOLATED
TO SCATTERED THUNDERSTORMS DEVELOPING OVER SOUTHEAST WYOMING THIS
AFTERNOON AND GRADUALLY MOVING NORTHEAST INTO WESTERN NEBRASKA.
WITH CAPE VALUES APPROACHING 1000 J/KG...CAN NOT RULE OUT SOME
STRONG THUNDERSTORMS ALONG AND EAST OF I25. MAIN THREAT SHOULD BE
FREQUENT LIGHTNING...HEAVY RAIN...AND HAIL. STRONG UPPER LEVEL
DIFFLUENCE AND DECENT LLVL CONVERGENCE MAINLY DUE TO UPSLOPE FLOW
AND FRONTOGENESIS WILL KEEP THIS SHOWER ACTIVITY GOING THROUGH THE
NIGHT AS A COLD FRONT MOVES ACROSS WYOMING. ISOLATED TSTORMS MAY
CONTINUE OVER THE HIGH PLAINS THROUGH THE NIGHT AS WELL. THESE
SHOWERS AND TSTORMS MAY TRAIN OVER THE SAME AREAS PRODUCING
MODERATE TO HEAVY RAINFALL. FURTHER WEST...COLD AIR WILL SPREAD
WEST OF I25 RESULTING IN RAIN CHANGING TO SNOW AFTER MIDNIGHT DOWN
TO 6000 FEET BY EARLY TUESDAY MORNING.

SNOWFALL AND SNOWLEVEL WILL BE THE PRIMARY FORECAST CONCERNS GOING
INTO TUESDAY...WITH CONSIDERABLE UNCERTAINTY REMAINING WITH
TUESDAYS FORECAST. THE 00Z GFS REMAINS THE WARMEST WITH THE LEAST
AMOUNTS OF QPF ACROSS THE AREA WITH THE EXCEPTION OF EAST CENTRAL
WYOMING. UPPER LEVEL LOW WILL TRACK EASTWARD JUST SOUTH OF THE
WYOMING/COLORADO BORDER AND THEN STALL OVER WESTERN NEBRASKA
TUESDAY NIGHT. THE OTHER MODELS SHOW A SIMILAR TRACK THROUGH
TUESDAY BUT ARE MUCH WETTER. THE ECMWF IS THE OUTLIER PAST
TUESDAY...SHOWING THE UPPER LEVEL LOW DRIFTING NORTH INTO SOUTHERN
WYOMING. AS OF RIGHT NOW...MOST CONFIDENT THAT THE MOUNTAINS AND
HIGHER ELEVATION ZONES NORTH OF I80 HAVE THE BEST POTENTIAL TO SEE
SIGNIFICANT SNOW ACCUMULATIONS. EXTENDED THE WINTER STORM WATCH
INTO NORTHERN CARBON AND NORTHERN ALBANY COUNTIES. ALSO INCLUDED
THE I80 SUMMIT IN THE WATCH. WILL LIKELY NEED TO ADJUST THE TIMING
SINCE MODELS ARE TRENDING WARMER INTO EARLY TONIGHT. STILL A BIT
TOO WARM TO INCLUDE THE LOWER ELEVATIONS OF
CONVERSE...PLATTE...AND NIOBRARA COUNTIES IN THE WATCH WITH
SNOWLEVELS HOVERING AROUND 5000 TO 5500 FEET ON TUESDAY. DURING
THE DAYTIME HOURS...HEAVY SNOW WILL STRUGGLE TO STICK ON AREA
ROADWAYS THIS TIME OF THE YEAR ANYWAYS. SO LOCATIONS LIKE
DOUGLAS...LUSK...AND WHEATLAND MAY SEE HEAVY SNOW AT TIMES
TUESDAY...BUT ACCUMULATIONS MAY BE CONFINED TO ELEVATED AND GRASSY
SURFACES. THE MOUNTAINS WILL DO WELL WITH THIS STORM WITH 10 TO 20
INCHES POSSIBLE OVER THE SNOWY RANGE AND NORTHERN LARAMIE RANGE.
FURTHER SOUTH AND EAST...SNOW IS POSSIBLE DOWN TO 5000 FEET
INCLUDING CHEYENNE...PINE BLUFFS...AND KIMBALL TUESDAY EVENING
THROUGH TUESDAY NIGHT...BUT MOST OF THE HEAVIER PRECIP WILL BE
OVER BY THEN WITH ONLY A LIGHT ACCUMULATION POSSIBLE ON ELEVATED
AND GRASSY SURFACES. HOWEVER IF MODELS TREND FURTHER SOUTH WITH
THE STORM AND COLDER...ALONG THE LINES OF THE CURRENT 00Z
GEM...THEN THE WINTER STORM WATCH MAY NEED TO BE EXTENDED FURTHER
SOUTH AND EAST. THIS WILL PRIMARILY BE A RAIN EVENT FOR THE REST
OF WESTERN NEBRASKA. HIGHS WILL STRUGGLE TO REACH 40 ALONG AND
WEST OF I25 ON TUESDAY WITH LOW TO MID 50S EXPECTED ACROSS WESTERN
NEBRASKA.

BY WEDNESDAY...THE UPPER LEVEL LOW WILL GRADUALLY WOBBLE NORTH AND
THEN EASTWARD. PRECIPITATION WILL BECOME MORE SCATTERED IN NATURE
WITH SNOW STILL POSSIBLE ABOVE 5000 FEET AS 700MB TEMPERATURES
WILL REMAIN BETWEEN -4C TO -6C. TEMPERATURES WILL BE 10 TO 20
DEGREES BELOW NORMAL WITH HIGHS IN THE UPPER 30S TO AROUND 40
ACROSS MOST OF SOUTHEAST WYOMING TO THE MID 40S TO NEAR 50 ACROSS
WESTERN NEBRASKA.

.LONG TERM...(WEDNESDAY NIGHT THROUGH SUNDAY)
ISSUED AT 300 AM MDT MON APR 25 2016

A GENERALLY COOL AND UNSETTLED WEATHER PATTERN EXPECTED TO AFFECT
THE CWA THROUGH THE PERIOD AS A COUPLE OF UPPER LOW DUMBBELL
AROUND EACH OTHER OVER THE PLAINS INTO THE NORTHWESTERN CONUS.
THIS WILL RESULT IN DAILY CHANCES FOR RAIN AND SNOW SHOWERS FOR
MUCH OF THE CWA ALONG WITH BELOW AVERAGE TEMPS. PRECIPITATION
SHOULD BE MAINLY IN THE FORM OF RAIN ACROSS LOWER ELEVATIONS WITH
SNOW OVER THE MTNS. RAIN/SNOW LINE MAY DRIFT INTO THE ADJACENT
HIGH PLAINS SOME NIGHTS BUT NOT MUCH IN THE WAY OF ACCUMULATION
SEEN OUTSIDE OF THE MTNS AT THIS TIME. HEAVIEST AND MOST
WIDESPREAD PCPN SHOULD BE ON FRIDAY IN ASSOCIATION WITH THE
STRONGER UPPER SYSTEM THAT WILL MOVE ACROSS THE SOUTHERN ROCKIES
INTO THE CENTRAL PLAINS FRIDAY THROUGH SATURDAY.

&&

.AVIATION...(FOR THE 12Z TAFS THROUGH 12Z TUESDAY MORNING)
ISSUED AT 300 AM MDT MON APR 25 2016

VFR CONDITIONS EXPECTED FOR ALL TERMINALS TODAY INTO THIS
EVENING. SOME SHOWERS WILL DEVELOP OVER SE WY THIS AFTERNOON.
CONDITIONS WILL LOWER TO WIDESPREAD MVFR/IFR TONIGHT...MAINLY AFT
06Z...AS RAIN AND MTN SNOW SPREAD ACROSS THE REGION.

&&

.FIRE WEATHER...
ISSUED AT 300 AM MDT MON APR 25 2016

NO FIRE WEATHER CONCERNS THROUGH THE WEEK AND INTO
NEXT WEEKEND. BELOW NORMAL TEMPERATURES...WIDESPREAD WETTING
RAINS...AND PERIODS OF SNOW ARE EXPECTED THROUGH THE WEEK.
AFTERNOON THUNDERSTORMS ARE ALSO POSSIBLE TODAY AND TUESDAY.
MINIMUM DAYTIME HUMIDITIES WILL LIKELY NOT DROP BELOW 50 PERCENT
AFTER TODAY UNTIL LATE NEXT WEEKEND. HEAVY SNOW IS POSSIBLE ABOVE
ELEVATIONS OF 5500 FEET.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER STORM WATCH FROM 6 PM MDT THIS EVENING THROUGH TUESDAY
     AFTERNOON FOR WYZ103>105-112-114-116.

NE...NONE.
&&

UPDATE...SML
SHORT TERM...TJT
LONG TERM...RE
AVIATION...RE
FIRE WEATHER...TJT
Hazardous weather outlook, Apr 25, 11:51 AM MDT, 3 hours 39 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
1151 AM MDT MON APR 25 2016

WYZ101>105-109>115-261800-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL CARBON COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SOUTHWEST CARBON COUNTY-SIERRA MADRE RANGE-
UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-LARAMIE VALLEY-
1151 AM MDT MON APR 25 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST CENTRAL
WYOMING...SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED OVER THE AREA
THIS AFTERNOON INTO EARLY THIS EVENING. SEVERE STORMS ARE NOT
EXPECTED.

SNOW WILL DEVELOP OVER THE MOUNTAINS OF SOUTHEAST WYOMING THIS
EVENING WITH PERIODS OF HEAVY SNOW EXPECTED THROUGH TONIGHT.
SNOW LEVELS MAY DROP TO 7000 FEET BY LATE TONIGHT BUT MOST
ACCUMULATIONS WILL OCCUR ABOVE 8000 FEET.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

PERIODS OF SNOW WILL CONTINUE ACROSS THE MOUNTAINS OF SOUTHEAST
WYOMING TUESDAY AND INTO WEDNESDAY NIGHT AS A SLOW MOVING AREA OF
LOW PRESSURE MOVES ACROSS THE CENTRAL ROCKIES. ACCUMULATING SNOW
WILL LIKELY SPREAD INTO THE PLAINS OF SOUTHEAST WYOMING BY TUESDAY
NIGHT WITH PERIODS OF SNOW POSSIBLE INTO WEDNESDAY NIGHT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

NEZ002-003-021-055-095-096-261800-
DAWES-BOX BUTTE-MORRILL-CHEYENNE-NORTH SIOUX-SOUTH SIOUX-
1151 AM MDT MON APR 25 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF PANHANDLE
NEBRASKA.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED OVER THE AREA
THIS AFTERNOON INTO EARLY THIS EVENING. SEVERE STORMS ARE NOT
EXPECTED.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A SLOW MOVING AREA OF LOW PRESSURE WILL BRING RAIN AND SNOW TO THE
NEBRASKA PANHANDLE TUESDAY INTO WEDNESDAY NIGHT. ALTHOUGH THERE
IS STILL MUCH UNCERTAINTY TO THE TRACK OF THIS LOW PRESSURE
SYSTEM...SNOW IS POSSIBLE ALONG HIGHER ELEVATIONS SUCH AS THE PINE
RIDGE. THE MAIN CHANCES FOR SNOW SHOULD BE WEDNESDAY NIGHT BUT
SOME ACCUMULATIONS MAY OCCUR AS EARLY AS TUESDAY NIGHT ALONG THE
PINE RIDGE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

NEZ019-020-054-WYZ106>108-116>119-261800-
SCOTTS BLUFF-BANNER-KIMBALL-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
1151 AM MDT MON APR 25 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF PANHANDLE
NEBRASKA AND SOUTHEAST WYOMING.

.DAY ONE...THIS AFTERNOON AND TONIGHT

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED OVER THE AREA
THIS AFTERNOON INTO EARLY THIS EVENING. A FEW THUNDERSTORMS MAY
BECOME SEVERE OVER FAR SOUTHEAST WYOMING AND SOUTHERN PORTIONS OF
THE NEBRASKA PANHANDLE. THE MAIN SEVERE THUNDERSTORM THREAT IS FOR
HAIL TO THE SIZE OF QUARTERS.

.DAYS TWO THROUGH SEVEN...TUESDAY THROUGH SUNDAY

A SLOW MOVING AREA OF LOW PRESSURE WILL LIKELY PRODUCE SNOW ACROSS
THE PLAINS OF SOUTHEAST WYOMING TUESDAY NIGHT WITH PERIODS OF SNOW
POSSIBLE INTO WEDNESDAY NIGHT. THERE IS THE POTENTIAL FOR PERIODS
OF HEAVY SNOW...ESPECIALLY AT ELEVATIONS ABOVE 5000 FEET.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION MAY BE NEEDED LATE THIS AFTERNOON THROUGH EARLY
THIS EVENING.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 24, 8:24 PM MDTWinter Storm WatchCYSAlbany, Carbon, Converse, Laramie, Platte19 hr
Apr 25, 4:49 PM MDTSpecial Weather StatementCYSAlbany26 min
Apr 25, 4:58 PM MDTSpecial Weather StatementCYSLaramie32 min
Apr 25, 5:14 PM MDTSevere Thunderstorm WarningCYSLaramie28 min
Apr 25, 5:24 PM MDTSevere Thunderstorm WarningCYSGoshen, Platte31 min
Apr 25, 5:30 PM MDTSpecial Weather StatementCYSPlatte30 min
Apr 25, 5:34 PM MDTSpecial Weather StatementCYSLaramie26 min
Apr 25, 5:52 PM MDTSpecial Weather StatementCYSLaramie23 min

Nearby

Winter Storm Warnings in Wyoming, 2016Every winter storm warning in 2016

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.