Alert archive / Wyoming / Winter Storm Warnings in 2010

Winter Storm Warning 2, NWS Cheyenne, WY

March 18, 2010Banner County, Cheyenne County, Kimball County, Nebraska; 5 counties in Wyoming

NWS Cheyenne, WY issued this winter storm warning at Mar 18, 2010, 1:09 PM MDT for Banner County, Cheyenne County, Kimball County, Nebraska; 5 counties in Wyoming. It took effect at Mar 18, 2010, 6:00 PM MDT. It was in force for 19 hr. 31 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
Mar 18, 2010, 1:09 PM MDT (19:09 UTC)
In effect from
Mar 18, 2010, 6:00 PM MDT
Expired
Mar 19, 2010, 1:26 PM MDT
In force
19 hr
Issued by
NWS Cheyenne, WY

Counties Banner County, NE, Cheyenne County, NE, Kimball County, NE, Albany County, WY, Carbon County, WY, Converse County, WY, Laramie County, WY, Platte County, WY

The radar

The Cheyenne radar (KCYS), 63 km from the middle of the area, began a volume at 19:08 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
Mar 19, 5:00 AM MDTSNOW 2.2South Brush Creek, WYESTIMATED FROM 0.2 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5AM 3/19.
Mar 19, 5:00 AM MDTSNOW 3Crow Creek, WYESTIMATED FROM 0.1 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 3Sandstone Ranger Statio, WYESTIMATED FROM 0.2 INCH SNOW WATER EQUIVALENT FROM SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 4North French Creek, WYESTIMATED FROM 0.2 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 9 AM MST
Mar 19, 5:00 AM MDTSNOW 4Old Battle, WYESTIMATED FROM 0.2 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 5Laprele Creek, WYESTIMATED FROM 0.2 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 5Webber Springs, WYESTIMATED FROM 0.3 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 5Windy Peak, WYESTIMATED FROM 0.2 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 72 Ne Rob Roy Reservoir, WYESTIMATED FROM 0.2 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 7Brooklyn Lake, WYESTIMATED FROM 0.2 SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 8Divide Peak, WYESTIMATED FROM 0.6 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTSNOW 8Sand Lake, WYESTIMATED FROM 0.4 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:00 AM MDTHEAVY SNOW 14Sage Creek Basin, WYESTIMATED FROM 1.3 INCH SNOW WATER EQUIVALENT MEASURED AT SNOTEL SITE BETWEEN 6 PM 3/18 AND 5 AM 3/19.
Mar 19, 5:35 AM MDTSNOW 1Laramie, WY
Mar 19, 5:36 AM MDTSNOW 2Douglas, WY
Mar 19, 5:40 AM MDTSNOW 3Wheatland, WY
Mar 19, 5:41 AM MDTSNOW 1Kimball, NE
Mar 19, 5:42 AM MDTSNOW 0Sidney, NE
Mar 19, 7:00 AM MDTSNOW 5Medicine Bow, WY
Mar 19, 7:34 AM MDTSNOW 10Albany, WY
Mar 19, 8:00 AM MDTSNOW 6Buford, WY
Mar 19, 8:05 AM MDTSNOW 6Centennial, WY
Mar 19, 8:06 AM MDTSNOW 124 Nw Centennial, WY
Mar 19, 8:07 AM MDTSNOW 23 Se Laramie, WY
Mar 19, 8:11 AM MDTSNOW 322 Wnw Elk Mountain, WY
Mar 19, 8:15 AM MDTSNOW 2Sinclair, WY
Mar 19, 8:37 AM MDTSNOW 1Douglas, WY
Mar 19, 8:44 AM MDTSNOW 0.5Pine Bluffs, WY
Mar 19, 8:45 AM MDTSNOW 34 N Wheatland, WY
Mar 19, 8:49 AM MDTSNOW 1.5Dix, NE
Mar 19, 10:59 AM MDTHEAVY SNOW 204 Nw Centennial, WYNEW SNOW SINCE LAST NIGHT RANGES FROM 20 TO 24 INCHES.

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 12:00Z, 7.2 hours before the alert went out and 243 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 12:00Z on 2010-03-18Temperature 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, Denver, CO at 12:00Z on 2010-03-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 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
4641 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
10 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

322 
WWUS45 KCYS 181909
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
109 PM MDT THU MAR 18 2010

...WINTER STORM WARNING FOR PORTIONS OF SOUTHEASTERN WYOMING AND
THE NEBRASKA PANHANDLE...

.A PACIFIC STORM SYSTEM WILL MOVE ACROSS SOUTHERN ALBERTA CANADA
AND PUSH A COLD FRONT ACROSS THE AREA THIS AFTERNOON. SNOW IS
EXPECTED TO INCREASE OVER THE AREA THIS EVENING AND CONTINUE
TONIGHT BEFORE TAPERING OFF ON FRIDAY.

WYZ103-190700-
/O.UPG.KCYS.WW.Y.0008.100319T0000Z-100319T1900Z/
/O.NEW.KCYS.WS.W.0002.100319T0000Z-100319T2100Z/
NORTH LARAMIE RANGE-
109 PM MDT THU MAR 18 2010

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

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN
EFFECT FROM 6 PM THIS EVENING TO 3 PM MDT FRIDAY. THE WINTER
WEATHER ADVISORY IS NO LONGER IN EFFECT.

* TIMING...THIS EVENING INTO FRIDAY MORNING.

* TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS ARE EXPECTED TO
  INCREASE TO 15 TO 20 MPH WITH HIGHER GUSTS BEHIND A COLD FRONT
  TONIGHT INTO FRIDAY. VISIBILITIES COULD BE SIGNIFICANTLY REDUCED
  BY A COMBINATION OF SNOW AND BLOWING SNOW. 

* IMPACTS...HAZARDOUS DRIVING CONDITIONS WILL BE POSSIBLE TONIGHT
  INTO FRIDAY AFTERNOON. SIGNIFICANT DRIFTING OF SNOW WILL LEAD
  TO BLOCKED AND IMPASSABLE ROADS IN THE LARAMIE RANGE.

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.

&&

$$

NEZ020-054-055-190700-
/O.UPG.KCYS.WW.Y.0008.100319T0300Z-100319T1900Z/
/O.NEW.KCYS.WS.W.0002.100319T0600Z-100319T2100Z/
BANNER-KIMBALL-CHEYENNE-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...SIDNEY
109 PM MDT THU MAR 18 2010

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM
MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN
EFFECT FROM MIDNIGHT TONIGHT TO 3 PM MDT FRIDAY. THE WINTER
WEATHER ADVISORY IS NO LONGER IN EFFECT.

* TIMING...MIDNIGHT TONIGHT THROUGH 3 PM FRIDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...5 TO 8 INCHES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS ARE EXPECTED TO
  INCREASE TO 15 TO 25 MPH WITH HIGHER GUSTS BEHIND A COLD FRONT
  TONIGHT THROUGH FRIDAY MORNING. VISIBILITIES COULD BE
  SIGNIFICANTLY REDUCED BY A COMBINATION OF SNOW AND BLOWING SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS WILL BE POSSIBLE TONIGHT
  INTO FRIDAY AFTERNOON. SIGNIFICANT DRIFTING OF SNOW WILL LEAD TO
  BLOCKED AND IMPASSABLE ROADS FOR AREAS ACROSS THE NEBRASKA
  PANHANDLE FRIDAY MORNING.

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.

&&

$$

WYZ105>107-110-112-114>119-190700-
/O.UPG.KCYS.WS.A.0003.100319T0300Z-100319T1900Z/
/O.NEW.KCYS.WS.W.0002.100319T0600Z-100319T2100Z/
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE-
SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...MEDICINE BOW...BORDEAUX...GLENDO...
WHEATLAND...CHUGWATER...GUERNSEY...ARLINGTON...ELK MOUNTAIN...
CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...VEDAUWOO...
BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER...
CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
109 PM MDT THU MAR 18 2010

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 3 PM
MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR HEAVY SNOW...WHICH IS IN EFFECT FROM MIDNIGHT
TONIGHT TO 3 PM MDT FRIDAY. THE WINTER STORM WATCH IS NO LONGER IN
EFFECT.

* TIMING...MIDNIGHT TONIGHT THROUGH 3 PM FRIDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...5 TO 8 INCHES ACROSS LOWER ELEVATIONS
  WITH 10 TO 16 INCHES POSSIBLE FOR THE LARAMIE AND MEDICINE BOW
  RANGES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS ARE EXPECTED TO
  INCREASE TO 15 TO 25 MPH WITH HIGHER GUSTS BEHIND A COLD FRONT
  THURSDAY NIGHT...ESPECIALLY FOR LARAMIE AND EASTERN ALBANY COUNTIES.
  VISIBILITIES COULD BE SIGNIFICANTLY REDUCED BY A COMBINATION OF
  SNOW AND BLOWING SNOW.

* IMPACTS...VERY HAZARDOUS DRIVING CONDITIONS WILL BE POSSIBLE 
  TONIGHT INTO FRIDAY AFTERNOON. 

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.

&&

$$

WYZ104-190700-
/O.UPG.KCYS.WS.A.0003.100319T0300Z-100319T1900Z/
/O.EXB.KCYS.WW.Y.0008.100319T0000Z-100319T2100Z/
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
INCLUDING THE CITY OF...MUDDY GAP
109 PM MDT THU MAR 18 2010

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

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 6 PM THIS EVENING TO 3 PM MDT FRIDAY. THE WINTER STORM WATCH
IS NO LONGER IN EFFECT.

* TIMING...THIS EVENING THROUGH 3 PM FRIDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ACROSS LOWER ELEVATIONS
  WITH 9 TO 12 INCHES POSSIBLE FOR THE MID PORTIONS OF THE LARAMIE
  AND MEDICINE BOW RANGES.

* WINDS/VISIBILITIES...VISIBILITIES COULD BE SIGNIFICANTLY
  REDUCED BY A COMBINATION OF SNOW AND BLOWING SNOW.

* IMPACTS...VERY HAZARDOUS DRIVING CONDITIONS WILL BE POSSIBLE 
  TONIGHT INTO FRIDAY AFTERNOON. 

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.

&&

$$

WYZ113-190700-
/O.EXB.KCYS.WW.Y.0008.100319T0300Z-100319T2100Z/
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE
109 PM MDT THU MAR 18 2010

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 PM THIS EVENING TO
3 PM MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
FROM 9 PM THIS EVENING TO 3 PM MDT FRIDAY.

* TIMING...RAIN LATE THIS AFTERNOON SHOULD TRANSITION TO SNOW
  ACROSS EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE
  EARLY THURSDAY EVENING AND CONTINUE INTO FRIDAY FRIDAY
  AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 5 INCHES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS ARE EXPECTED TO 
  INCREASE TO 15 TO 20 MPH WITH HIGHER GUSTS. VISIBILITIES COULD 
  BE SIGNIFICANTLY REDUCED BY AREAS OF BLOWING SNOW. 

* IMPACTS...MAIN IMPACTS SHOULD BE TO DRIVING AS SLICK AND 
  HAZARDOUS ROADS ARE POSSIBLE. 

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.

&&

$$

NEZ002-003-019-021-095-096-WYZ108-190700-
/O.EXT.KCYS.WW.Y.0008.100319T0300Z-100319T2100Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-MORRILL-NORTH SIOUX-SOUTH SIOUX-
GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...BRIDGEPORT...BAYARD...HARRISON...AGATE...TORRINGTON
109 PM MDT THU MAR 18 2010

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 9 PM THIS EVENING
TO 3 PM MDT FRIDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 9 PM THIS
EVENING TO 3 PM MDT FRIDAY. 

* TIMING...RAIN LATE THIS AFTERNOON SHOULD TRANSITION TO SNOW
  ACROSS EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE
  EARLY THIS EVENING AND CONTINUE INTO FRIDAY MORNING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS ARE EXPECTED TO 
  INCREASE TO 15 TO 20 MPH WITH HIGHER GUSTS. VISIBILITIES COULD 
  BE SIGNIFICANTLY REDUCED BY AREAS OF BLOWING SNOW. 

* IMPACTS...MAIN IMPACTS SHOULD BE TO DRIVING AS SLICK AND 
  HAZARDOUS ROADS ARE POSSIBLE. 

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.

&&

$$

WYZ101-102-190700-
/O.EXT.KCYS.WW.Y.0008.100319T0000Z-100319T2100Z/
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK
109 PM MDT THU MAR 18 2010

...WINTER WEATHER ADVISORY NOW IN EFFECT FROM 6 PM THIS EVENING
TO 3 PM MDT FRIDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT FROM 6 PM THIS
EVENING TO 3 PM MDT FRIDAY. 

* TIMING...RAIN LATE THIS AFTERNOON SHOULD TRANSITION TO SNOW
  ACROSS EAST CENTRAL WYOMING AND THE NORTHERN NEBRASKA PANHANDLE
  EARLY THIS EVENING AND CONTINUE INTO FRIDAY MORNING.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS ARE EXPECTED TO 
  INCREASE TO 15 TO 20 MPH WITH HIGHER GUSTS. VISIBILITIES COULD 
  BE SIGNIFICANTLY REDUCED BY AREAS OF BLOWING SNOW. 

* IMPACTS...MAIN IMPACTS SHOULD BE TO DRIVING AS SLICK AND 
  HAZARDOUS ROADS ARE POSSIBLE. 

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.

&&

$$
5 follow-up statements
783 
WWUS45 KCYS 190346
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
946 PM MDT THU MAR 18 2010

...WINTER STORM WARNING FOR PORTIONS OF SOUTHEASTERN WYOMING AND
THE NEBRASKA PANHANDLE...

.MOIST UPSLOPE FLOW BEHIND THE COLD FRONTAL PASSAGE EARLIER THURSDAY
WILL RESULT IN ACCUMULATING SNOW ACROSS MUCH OF SOUTHEAST WYOMING
AND THE WESTERN NEBRASKA PANHANDLE. NORTH WINDS OF 15 TO 25 MPH
WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW AS WELL.

WYZ103-191400-
/O.CON.KCYS.WS.W.0002.000000T0000Z-100319T2100Z/
NORTH LARAMIE RANGE-
946 PM MDT THU MAR 18 2010

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY. 

* TIMING...THIS EVENING INTO FRIDAY MORNING.

* TOTAL SNOW ACCUMULATIONS...10 TO 15 INCHES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS OF 15 TO 20 MPH
  WITH HIGHER GUSTS WILL CONTINUE INTO FRIDAY. VISIBILITIES WILL
  BE SIGNIFICANTLY REDUCED BY A COMBINATION OF SNOW AND BLOWING
  SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS WILL BE POSSIBLE 
  TONIGHT INTO FRIDAY AFTERNOON. SIGNIFICANT DRIFTING OF SNOW 
  WILL LEAD TO BLOCKED AND IMPASSABLE ROADS IN THE LARAMIE 
  RANGE. 

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.

&&

$$

NEZ020-054-055-WYZ105>107-110-112-114>119-191400-
/O.CON.KCYS.WS.W.0002.100319T0600Z-100319T2100Z/
BANNER-KIMBALL-CHEYENNE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-NORTH SNOWY RANGE FOOTHILLS-SIERRA MADRE RANGE-
SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...SIDNEY...
MEDICINE BOW...BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...
GUERNSEY...ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY...
WOODS LANDING...LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...
HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE...BURNS...
CARPENTER...ALBIN...PINE BLUFFS
946 PM MDT THU MAR 18 2010

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 3 PM MDT FRIDAY. 

* TIMING...MIDNIGHT TONIGHT THROUGH 3 PM FRIDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...5 TO 8 INCHES.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS OF 15 TO 25 MPH
  WITH HIGHER GUSTS WILL CONTINUE THROUGH EARLY FRIDAY AFTERNOON.
  VISIBILITIES COULD BE SIGNIFICANTLY REDUCED BY A COMBINATION OF
  SNOW AND BLOWING SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS CAN BE EXPECTED THROUGH
  EARLY FRIDAY AFTERNOON. AREAS OF DRIFTING SNOW WILL CREATE
  TREACHEROUS DRIVING CONDITIONS THROUGH FRIDAY.

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.

&&

$$

NEZ002-003-019-021-095-096-WYZ108-113-191400-
/O.CON.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-MORRILL-NORTH SIOUX-SOUTH SIOUX-
GOSHEN COUNTY-UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...BRIDGEPORT...BAYARD...HARRISON...AGATE...TORRINGTON...
SARATOGA...ENCAMPMENT...RIVERSIDE
946 PM MDT THU MAR 18 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT
FRIDAY. 

* TIMING...TONIGHT THROUGH EARLY FRIDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES WITH LIGHTER AMOUNTS
  NORTH OF THE PINE RIDGE.

* WINDS/VISIBILITIES...NORTH TO NORTHEAST WINDS OF 15 TO 20 MPH
  WITH HIGHER GUSTS WILL CONTINUE THROUGH EARLY FRIDAY AFTERNOON.
  VISIBILITIES WILL BE IMPACTED IN AREAS OF BLOWING SNOW.

* IMPACTS...MAIN IMPACTS SHOULD BE TO DRIVING AS SLICK AND 
  HAZARDOUS ROADS ARE POSSIBLE. 

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.

&&

$$

WYZ101-102-104-191400-
/O.CON.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...MUDDY GAP
946 PM MDT THU MAR 18 2010

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT
FRIDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 3 PM MDT
FRIDAY. 

* TIMING...TONIGHT THROUGH 3 PM FRIDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...3 TO 6 INCHES ACROSS LOWER
  ELEVATIONS...WITH 5 TO 10 INCHES IN THE NORTHERN CARBON COUNTY
  MOUNTAINS.

* WINDS/VISIBILITIES...VISIBILITIES COULD BE SIGNIFICANTLY 
  REDUCED BY A COMBINATION OF SNOW AND BLOWING SNOW. 

* IMPACTS...VERY HAZARDOUS DRIVING CONDITIONS WILL BE POSSIBLE 
  THROUGH FRIDAY AFTERNOON. 

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.

&&

$$
832 
WWUS45 KCYS 191101
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
501 AM MDT FRI MAR 19 2010

...WINTER WEATHER CONDITIONS CONTINUE ACROSS PORTIONS OF
SOUTHEASTERN WYOMING AND THE NEBRASKA PANHANDLE...

.MOIST UPSLOPE FLOW BEHIND THE COLD FRONTAL PASSAGE YESTERDAY WILL
RESULT IN CONTINUED ACCUMULATING SNOW ACROSS MUCH OF SOUTHEAST
WYOMING AND THE WESTERN NEBRASKA PANHANDLE. NORTHEAST WINDS OF 10 
TO 25 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING SNOW AS WELL.

WYZ103-105>107-192100-
/O.CAN.KCYS.WS.W.0002.000000T0000Z-100319T2100Z/
/O.EXA.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
NORTH LARAMIE RANGE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-
INCLUDING THE CITIES OF...MEDICINE BOW...BORDEAUX...GLENDO...
WHEATLAND...CHUGWATER...GUERNSEY
501 AM MDT FRI MAR 19 2010

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 3 PM MDT THIS AFTERNOON. THE WINTER STORM WARNING HAS BEEN
CANCELLED.

* TIMING...THROUGH 3 PM THIS AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...2 TO 4 INCHES ACROSS LOWER
  ELEVATIONS...WITH 4 TO 6 INCHES IN THE NORTHERN CARBON COUNTY
  MOUNTAINS.

* WINDS/VISIBILITIES...NORTHEAST WINDS 10 TO 20 MPH. VISIBILITIES
  FREQUENTLY REDUCED TO LESS THAN ONE-HALF MILE IN FALLING SNOW
  AND BLOWING SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS WILL BE POSSIBLE THROUGH
  THIS AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW MEANS THAT
VISIBILITIES WILL BE LIMITED DUE TO A COMBINATION OF FALLING AND
BLOWING SNOW. USE CAUTION WHEN TRAVELING...ESPECIALLY IN OPEN
AREAS. THOSE WITH YOUNG LIVESTOCK SHOULD TAKE NECESSARY
PRECAUTIONS EARLY THIS MORNING.

&&

$$

NEZ002-003-019-021-095-096-WYZ101-102-108-191215-
/O.CAN.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-MORRILL-NORTH SIOUX-SOUTH SIOUX-
CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY-GOSHEN COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...BRIDGEPORT...BAYARD...HARRISON...AGATE...DOUGLAS...
GLENROCK...LUSK...TORRINGTON
501 AM MDT FRI MAR 19 2010

...WINTER WEATHER ADVISORY IS CANCELLED...

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

SNOWFALL ACCUMULATIONS HAVE NOT DEVELOPED AS EXPECTED. LIGHT SNOW
ACCUMULATIONS OF AROUND 1 TO 2 INCHES WILL STILL BE POSSIBLE THIS
MORNING...ESPECIALLY ACROSS CONVERSE...NIOBRARA AND NORTHERN SIOUX
COUNTIES. REMAINING CHANCES FOR PRECIPITATION ARE EXPECTED TO
DECREASE LATE THIS AFTERNOON AS THE STORM SYSTEM BEGINS TO EXIT TO THE
SOUTH.

$$

NEZ020-054-055-WYZ110-112-114>119-192100-
/O.CON.KCYS.WS.W.0002.000000T0000Z-100319T2100Z/
BANNER-KIMBALL-CHEYENNE-NORTH SNOWY RANGE FOOTHILLS-
SIERRA MADRE RANGE-SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...SIDNEY...
ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...
LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...
HARRIMAN...WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
501 AM MDT FRI MAR 19 2010

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

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

* TIMING...THROUGH 3 PM THIS AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...5 TO 8 INCHES AT LOWER ELEVATIONS. 9
  TO 15 INCHES IN THE MOUNTAINS.

* WINDS/VISIBILITIES...NORTHEAST WINDS OF 10 TO 20 MPH WITH HIGHER
  GUSTS. SLIGHTLY STRONGER WINDS AT SPEEDS OF 15 TO 25 MPH WILL
  OCCUR ACROSS THE SOUTHERN NEBRASKA PANHANDLE. VISIBILITIES WILL
  FREQUENTLY BE LESS THAN ONE-HALF MILE IN FALLING AND BLOWING
  SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS WITH AREAS OF DRIFTING
  SNOW WILL CREATE TREACHEROUS DRIVING CONDITIONS THROUGH THIS
  AFTERNOON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW...ALONG WITH
BLOWING AND DRIFTING SNOW...ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. TAKE
PRECAUTIONS TO PROTECT PETS AND YOUNG LIVESTOCK THAT MAY BE
EXPOSED TO THE WINTER WEATHER CONDITIONS TODAY.

&&

$$

WYZ113-192100-
/O.CON.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE
501 AM MDT FRI MAR 19 2010

...WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW REMAINS IN
EFFECT UNTIL 3 PM MDT THIS AFTERNOON...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW REMAINS IN
EFFECT UNTIL 3 PM MDT THIS AFTERNOON.

* TIMING...THROUGH 3 PM THIS AFTERNOON.

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

* WINDS/VISIBILITIES...NORTHEAST WINDS 10 TO 20 MPH WITH HIGHER
  GUSTS. VISIBILITIES WILL FREQUENTLY BE LESS THAN ONE-HALF MILE
  IN FALLING AND BLOWING SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS CAN BE EXPECTED THROUGH
  THIS AFTERNOON DUE TO FALLING AND BLOWING SNOW.

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. THOSE WITH YOUNG LIVESTOCK SHOULD TAKE NECESSARY
PRECAUTIONS EARLY THIS MORNING.

&&

$$

WYZ104-192100-
/O.CON.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
INCLUDING THE CITY OF...MUDDY GAP
501 AM MDT FRI MAR 19 2010

...WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW REMAINS IN
EFFECT UNTIL 3 PM MDT THIS AFTERNOON...

A WINTER WEATHER ADVISORY FOR SNOW AND BLOWING SNOW REMAINS IN
EFFECT UNTIL 3 PM MDT THIS AFTERNOON.

* TIMING...THROUGH 3 PM FRIDAY AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...4 TO 7 INCHES.

* WINDS/VISIBILITIES...VISIBILITIES COULD BE SIGNIFICANTLY 
  REDUCED BY A COMBINATION OF SNOW AND BLOWING SNOW. 

* IMPACTS...HAZARDOUS CONDITIONS CAN BE EXPECTED THROUGH THIS
  AFTERNOON DUE TO FALLING AND BLOWING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PRIMARILY TRAVEL
DIFFICULTIES CAN BE EXPECTED. BE PREPARED FOR SNOW COVERED ROADS
AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING OR
RECREATING IN OR NEAR THE MOUNTAINS OF NORTHERN CARBON COUNTY
TODAY.

&&

$$

CARPENTER
103 
WWUS45 KCYS 191531
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
931 AM MDT FRI MAR 19 2010

...WINTER WEATHER CONDITIONS CONTINUE ACROSS PORTIONS OF
SOUTHEASTERN WYOMING AND THE NEBRASKA PANHANDLE...

.MOIST UPSLOPE FLOW BEHIND THE COLD FRONTAL PASSAGE YESTERDAY
WILL RESULT IN CONTINUED ACCUMULATING SNOW ACROSS MUCH OF
SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE. NORTHEAST
WINDS OF 10 TO 25 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING
SNOW AS WELL.

WYZ103>107-191645-
/O.CAN.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS-
SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-
INCLUDING THE CITIES OF...MUDDY GAP...MEDICINE BOW...BORDEAUX...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY
931 AM MDT FRI MAR 19 2010

...WINTER WEATHER ADVISORY IS CANCELED...

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

HEAVIEST SNOWS HAVE DROPPED TO THE SOUTH OVER EXTREME SOUTHEAST
WYOMING AND THE SOUTHERN NEBRASKA PANHANDLE THIS MORNING. LIGHT
SNOW AND SNOW FLURRIES WILL STILL BE POSSIBLE THROUGH THE
AFTERNOON...HOWEVER SIGNIFICANT SNOW ACCUMULATIONS ARE NOT
EXPECTED. THEREFORE THE WINTER WEATHER ADVISORY HAS BEEN
CANCELED.

$$

NEZ020-054-055-WYZ110-112-114>119-192100-
/O.CON.KCYS.WS.W.0002.000000T0000Z-100319T2100Z/
BANNER-KIMBALL-CHEYENNE-NORTH SNOWY RANGE FOOTHILLS-
SIERRA MADRE RANGE-SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...SIDNEY...
ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...
LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...
HARRIMAN...WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
931 AM MDT FRI MAR 19 2010

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

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

* TIMING...THROUGH 3 PM THIS AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...5 TO 8 INCHES AT LOWER ELEVATIONS. 
  9 TO 15 INCHES IN THE MOUNTAINS. 

* WINDS/VISIBILITIES...NORTHEAST WINDS OF 10 TO 20 MPH WITH HIGHER
  GUSTS. SLIGHTLY STRONGER WINDS AT SPEEDS OF 15 TO 25 MPH WILL
  OCCUR ACROSS THE SOUTHERN NEBRASKA PANHANDLE. VISIBILITIES WILL
  FREQUENTLY BE LESS THAN ONE HALF MILE IN FALLING AND BLOWING
  SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS WITH AREAS OF DRIFTING 
  SNOW WILL CREATE TREACHEROUS DRIVING CONDITIONS THROUGH THIS 
  AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW...ALONG WITH
BLOWING AND DRIFTING SNOW...ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. TAKE
PRECAUTIONS TO PROTECT PETS AND YOUNG LIVESTOCK THAT MAY BE
EXPOSED TO THE WINTER WEATHER CONDITIONS TODAY.

&&

$$

WYZ113-192100-
/O.CON.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE
931 AM MDT FRI MAR 19 2010

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

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

* TIMING...THROUGH 3 PM THIS AFTERNOON.

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

* WINDS/VISIBILITIES...NORTHEAST WINDS 10 TO 20 MPH WITH HIGHER 
  GUSTS. VISIBILITIES WILL FREQUENTLY BE LESS THAN ONE-HALF MILE 
  IN FALLING AND BLOWING SNOW. 

* IMPACTS...HAZARDOUS DRIVING CONDITIONS CAN BE EXPECTED THROUGH 
  THIS AFTERNOON DUE TO FALLING AND BLOWING SNOW. 

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. THOSE WITH YOUNG LIVESTOCK SHOULD TAKE NECESSARY
PRECAUTIONS EARLY THIS MORNING.

&&

$$
046 
WWUS45 KCYS 191736
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1136 AM MDT FRI MAR 19 2010

...WINTER WEATHER CONDITIONS CONTINUE ACROSS PORTIONS OF
SOUTHEASTERN WYOMING AND THE NEBRASKA PANHANDLE...

.MOIST UPSLOPE FLOW BEHIND THE COLD FRONTAL PASSAGE YESTERDAY
WILL RESULT IN CONTINUED ACCUMULATING SNOW ACROSS PORTIONS OF
SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE. NORTHEAST
WINDS OF 10 TO 25 MPH WILL CREATE AREAS OF BLOWING AND DRIFTING
SNOW AS WELL.

NEZ020-054-055-WYZ110-115>119-192100-
/O.CAN.KCYS.WS.W.0002.000000T0000Z-100319T2100Z/
/O.EXA.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
BANNER-KIMBALL-CHEYENNE-NORTH SNOWY RANGE FOOTHILLS-
LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...SIDNEY...
ARLINGTON...ELK MOUNTAIN...LARAMIE...VEDAUWOO...BUFORD...
PUMPKIN VINE...HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE...
BURNS...CARPENTER...ALBIN...PINE BLUFFS
1136 AM MDT FRI MAR 19 2010

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 3 PM MDT THIS
AFTERNOON...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT
UNTIL 3 PM MDT THIS AFTERNOON. THE WINTER STORM WARNING HAS BEEN
CANCELLED.

* TIMING...THROUGH 3 PM THIS AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...ADDITIONAL 1 TO 2 INCHES WITH TOTAL
  SNOW ACCUMULATIONS OF 4 TO 6 INCHES.

* WINDS/VISIBILITIES...NORTHEAST WINDS 10 TO 20 MPH WITH HIGHER
  GUSTS. VISIBILITIES WILL FREQUENTLY BE LESS THAN ONE HALF MILE
  IN FALLING AND BLOWING SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS CAN BE EXPECTED THROUGH 
  THIS AFTERNOON DUE TO FALLING AND BLOWING SNOW. 

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. THOSE WITH YOUNG LIVESTOCK SHOULD TAKE NECESSARY
PRECAUTIONS EARLY THIS MORNING.


$$

WYZ112-114-192100-
/O.CON.KCYS.WS.W.0002.000000T0000Z-100319T2100Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING
1136 AM MDT FRI MAR 19 2010

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

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

* TIMING...THROUGH 3 PM THIS AFTERNOON.

* TOTAL SNOW ACCUMULATIONS...9 TO 15 INCHES IN THE SNOWY RANGE AND
  SAN MADRE MOUNTAINS.

* WINDS/VISIBILITIES...NORTHEAST WINDS OF 10 TO 20 MPH WITH HIGHER
  GUSTS. VISIBILITIES WILL FREQUENTLY BE LESS THAN ONE HALF MILE
  IN FALLING AND BLOWING SNOW.

* IMPACTS...HAZARDOUS DRIVING CONDITIONS WITH AREAS OF DRIFTING 
  SNOW WILL CREATE TREACHEROUS DRIVING CONDITIONS THROUGH THIS 
  AFTERNOON. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW...ALONG WITH
BLOWING AND DRIFTING SNOW...ARE FORECAST THAT WILL MAKE TRAVEL
DANGEROUS. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT...
FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. TAKE
PRECAUTIONS TO PROTECT PETS AND YOUNG LIVESTOCK THAT MAY BE
EXPOSED TO THE WINTER WEATHER CONDITIONS TODAY.

&&

$$

WYZ113-192100-
/O.CON.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
UPPER NORTH PLATTE RIVER BASIN-
INCLUDING THE CITIES OF...SARATOGA...ENCAMPMENT...RIVERSIDE
1136 AM MDT FRI MAR 19 2010

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

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

* TIMING...THROUGH 3 PM THIS AFTERNOON.

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

* WINDS/VISIBILITIES...NORTHEAST WINDS 10 TO 20 MPH WITH HIGHER 
  GUSTS. VISIBILITIES WILL FREQUENTLY BE LESS THAN ONE-HALF MILE 
  IN FALLING AND BLOWING SNOW. 

* IMPACTS...HAZARDOUS DRIVING CONDITIONS CAN BE EXPECTED THROUGH 
  THIS AFTERNOON DUE TO FALLING AND BLOWING SNOW. 

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. THOSE WITH YOUNG LIVESTOCK SHOULD TAKE NECESSARY
PRECAUTIONS EARLY THIS MORNING.

&&

$$
383 
WWUS45 KCYS 191926
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
126 PM MDT FRI MAR 19 2010

...WINTER STORM WARNINGS AND WINTER WEATHER ADVISORIES CANCELED...

.MODERATE TO HEAVY SNOWS HAVE ENDED ACROSS SOUTHERN AND
SOUTHEASTERN WYOMING THIS AFTERNOON AS LOW PRESSURE OVER COLORADO
CONTINUES TO MOVE EAST. LIGHT SNOW WILL CONTINUE ACROSS THE AREA
THIS AFTERNOON...BUT SIGNIFICANT SNOW ACCUMULATIONS ARE NO LONGER
EXPECTED. THUS...THE WINTER STORM WARNINGS AND WINTER WEATHER
ADVISORIES HAVE BEEN CANCELED.

WYZ112-114-192030-
/O.CAN.KCYS.WS.W.0002.000000T0000Z-100319T2100Z/
SIERRA MADRE RANGE-SNOWY RANGE-
INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING
126 PM MDT FRI MAR 19 2010

...WINTER STORM WARNING IS CANCELED...

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

MODERATE TO HEAVY SNOWS HAVE ENDED ACROSS SOUTHERN AND
SOUTHEASTERN WYOMING THIS AFTERNOON AS LOW PRESSURE OVER COLORADO
CONTINUES TO MOVE EAST. LIGHT SNOW WILL CONTINUE ACROSS THE AREA
THIS AFTERNOON...BUT SIGNIFICANT SNOW ACCUMULATIONS ARE NO LONGER
EXPECTED. THUS...THE WINTER STORM WARNINGS HAVE BEEN CANCELED.

$$

NEZ020-054-055-WYZ110-113-115>119-192030-
/O.CAN.KCYS.WW.Y.0008.000000T0000Z-100319T2100Z/
BANNER-KIMBALL-CHEYENNE-NORTH SNOWY RANGE FOOTHILLS-
UPPER NORTH PLATTE RIVER BASIN-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...HARRISBURG...KIMBALL...SIDNEY...
ARLINGTON...ELK MOUNTAIN...SARATOGA...ENCAMPMENT...RIVERSIDE...
LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...
HARRIMAN...WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
126 PM MDT FRI MAR 19 2010

...WINTER WEATHER ADVISORY IS CANCELED...

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

MODERATE TO HEAVY SNOWS HAVE ENDED ACROSS SOUTHERN AND
SOUTHEASTERN WYOMING THIS AFTERNOON AS LOW PRESSURE OVER COLORADO
CONTINUES TO MOVE EAST. LIGHT SNOW WILL CONTINUE ACROSS THE AREA
THIS AFTERNOON...BUT SIGNIFICANT SNOW ACCUMULATIONS ARE NO LONGER
EXPECTED. THUS...THE WINTER WEATHER ADVISORIES HAVE BEEN
CANCELED.

$$

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 Mar 18, 9:38 AM MDT, 3 hours 31 minutes earlier.

Area forecast discussion, Mar 18, 9:38 AM MDT, 3 hours 31 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
938 AM MDT THU MAR 18 2010

.UPDATE...

MADE SOME TWEEKS TO TEMPERATURES THIS MORNING ALONG WITH CLOUD
COVERAGE. UPDATED FORECAST OUT. WAITING FOR NEW MODEL RUN TO
DETERMINE HOW TO PROCEED WITH OUR WINTER STORM. WILL MAKE FINAL
DECISION AROUND NOONTIME OR SO.

CLAYCOMB

&&

.PREV DISCUSSION... /ISSUED 328 AM MDT THU MAR 18 2010/

SHORT TERM...TODAY THROUGH FRIDAY NIGHT...
QUIET START TO THE DAY TODAY WILL CHANGE RAPIDLY DURING THE
AFTERNOON AND EVENING AS UPPER TROF MOVES INTO THE NORTHERN ROCKIES
TODAY WHILE STRONG SFC COLD FRONT DROPS SOUTH ACROSS THE CWA THIS
AFTERNOON. MAX TEMPERATURES OVER THE NORTHERN CWA WILL BE REACHED
EARLY THIS AFTERNOON THEN BE STEADY OR SLOWLY FALL. MUCH COLDER
AIR WILL THEN SPREAD ACROSS THE CWA TONIGHT AND FRIDAY WITH A
SECONDARY SURGE ARRIVING FRIDAY NIGHT KEEPING QUITE COOL
TEMPERATURES IN PLACE THROUGH SATURDAY.

MAIN DILEMMA WITH FORECAST IS THE AMOUNTS OF EXPECTED SNOWFALL
ACROSS THE CWA IN POST FRONTAL UP-SLOPE REGIME TONIGHT INTO FRIDAY.
MODELS HAVE SHOWN A TREND OF BRINGING THE SYSTEM THROUGH A LITTLE
FASTER AND THUS QPFS HAVE TRIMMED. AREA OF BEST SNOWFALL TONIGHT
INTO FRIDAY MORNING APPEARS TO BE OVER AN AREA FROM THE LARAMIE
VALLEY EASTWARD ACROSS THE LARAMIE RANGE INTO THE ADJACENT HIGH
PLAINS WHERE BEST MOISTURE AND JET DYNAMICS SHOULD BE CO-LOCATED
WHILE AMOUNTS OVER THE FAR NRN CWA AND THE PANHANDLE NOT SO HIGH
NOW. ALSO...MODELS HAVE BACKED OFF ON SFC WINDS SOMEWHAT WITH
STRONGEST WINDS JUST AFTER FRONTAL PASSAGE THEN TAPERING DOWN
SOME. AFTER COORDINATION WITH SURROUNDING OFFICES HAVE CHANGED
WINTER STORM WATCH TO A SNOW ADVY FOR THE NEB PANHANDLE AND FAR
NORTHERN PORTIONS OF THE CWA WITH SOME MINOR ADJUSTMENT OF TIMING.
DONT SEE MUCH IN THE WAY OF SNOW OVER CARBON COUNTY THUS WILL DROP
THE WATCH THERE. WILL HOLD ONTO REMAINDER OF WATCH IN AREA WHERE
HEAVIEST SNOWFALL SEEMS TO BE TARGETING NOW BUT DELAY START UNTIL
MID EVENING WHEN PCPN SHOULD BEGIN ARRIVING. SNOWFALL SHOULD TAPER
OFF FROM NORTH TO SOUTH FRIDAY MORNING AND AFTERNOON WITH MOSTLY
SCATTERED SNOW SHOWERS OVER MAINLY HIGHER TERRAIN BY FRIDAY
EVENING.

LONG TERM...SATURDAY THROUGH WEDNESDAY NIGHT...
SURFACE HIGH PRESSURE WILL BE IN PLACE ACROSS SOUTHEAST WYOMING
AND THE WESTERN NEBRASKA PANHANDLE AS AN UPPER LEVEL RIDGE AXIS
WILL BE ALIGNED OVER THE GREAT BASIN. TEMPERATURES SATURDAY WILL
STILL BE AROUND 10 TO 15 DEGREES BELOW NORMAL. SUNDAY CONTINUES
TO APPEAR WARMER...WITH ABOVE NORMAL TEMPERATURES AND DRY
CONDITIONS. MONDAY WILL BE THE WARMEST DAY OF THE PERIOD AHEAD OF
THE NEXT WEAK DISTURBANCE WHICH WILL AFFECT NORTHERN AND WESTERN
ZONES BY MONDAY EVENING WITH A CHANCE OF SHOWERS. LATEST MODEL
RUNS FROM THE GFS AND EUROPEAN MODEL ARE SHOWING THIS UPPER
TROUGH IN THE NORTHERN BRANCH OF THE JET STREAM DIGGING ACROSS
THE GREAT BASIN MONDAY NIGHT...AND FORMING A CLOSED LOW NEAR THE
FOUR CORNERS AS THE TWO BRANCHES OF THE JET STREAM MERGE BY LATE
TUESDAY. THIS SYSTEM BRING A COLD FRONT SOUTH ACROSS THE AREA
EARLY TUESDAY WITH BELOW NORMAL TEMPERATURES EXPECTED TUESDAY AND
WEDNESDAY. PRECIPITATION CHANCES WILL BE SLIGHTLY GREATER TUESDAY
THAN WEDNESDAY AS THE UPPER LEVEL SUPPORT FOR PRECIPITATION IS
EXPECTED TO BE SOUTH OF THE FORECAST AREA BY THE DAYLIGHT HOURS
WEDNESDAY. THIS IS A CHANGE FROM RECENT MODEL RUNS WHICH PLACED A
CLOSED LOW FEATURE OVER THE FOUR CORNERS AREA...BUT BOTH THE GFS
AND EUROPEAN MODELS ARE SHOWING THIS TREND. THIS WILL LEAD TO A
WARMING TREND INTO THE END OF NEXT WEEK...WITH THE UPPER LOW
GENERALLY MOVING EAST ACROSS NEW MEXICO AND INTO TEXAS.

AVIATION...
MVFR CEILINGS AND VISIBILITIES WILL DEVELOP ALONG AND NORTH OF A
LINE FROM NEAR RAWLINS TO CHADRON LATE THIS AFTERNOON AS A STRONG
COLD FRONT MOVES ACROSS THE AREA. IFR CEILINGS AND VISIBILITY WILL
THEN BECOME LIKELY ACROSS THE ENTIRE AREA TONIGHT AS SNOW
ACCUMULATIONS WILL BECOME LIKELY. THE LAST AREA TO DEVELOP IFR
CONDITIONS WILL BE NEAR SIDNEY NEBRASKA...WITH IFR EXPECTED TO
DEVELOP AROUND 9 PM MDT.

FIRE WEATHER...
NO CONCERNS THROUGH FRIDAY WITH MUCH COOLER TEMPERATURES AND
SNOWFALL.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER WEATHER ADVISORY FROM 6 PM THURSDAY TO 6 AM FRIDAY FOR
     WYZ101-WYZ102.
     WINTER WEATHER ADVISORY FROM 6 PM THURSDAY TO 1 PM FRIDAY FOR
     WYZ103.
     WINTER WEATHER ADVISORY FROM 9 PM THURSDAY TO 1 PM FRIDAY FOR
     WYZ108.
     WINTER STORM WATCH FROM 9 PM THURSDAY TO 1 PM FRIDAY FOR WYZ104-
     WYZ105-WYZ106-WYZ107-WYZ110-WYZ112-WYZ114-WYZ115-WYZ116-
     WYZ117-WYZ118-WYZ119.
NE...WINTER WEATHER ADVISORY FROM 6 PM THURSDAY TO 6 AM FRIDAY FOR
     NEZ002-NEZ095.
     WINTER WEATHER ADVISORY FROM 9 PM THURSDAY TO 6 AM FRIDAY FOR
     NEZ003-NEZ096.
     WINTER WEATHER ADVISORY FROM 9 PM THURSDAY TO 1 PM FRIDAY FOR
     NEZ019-NEZ020-NEZ021-NEZ054-NEZ055.

&&

SHORT TERM/AVIATION...CLAYCOMB
LONG TERM...
Hazardous weather outlook, Mar 18, 5:43 AM MDT, 7 hours 26 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
543 AM MDT THU MAR 18 2010

NEZ002-003-019>021-054-055-095-096-WYZ101>119-191145-
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-
FERRIS/SEMINOE/SHIRLEY MOUNTAINS-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY-
SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE-
LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
543 AM MDT THU MAR 18 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA
PANHANDLE...EAST CENTRAL WYOMING...SOUTH CENTRAL WYOMING AND
SOUTHEAST WYOMING.

.DAY ONE...TODAY AND TONIGHT

A STRONG COLD FRONT IS STILL EXPECTED TO MOVE ACROSS SOUTHEAST
WYOMING AND THE WESTERN NEBRASKA PANHANDLE LATE THIS AFTERNOON
THROUGH TONIGHT. GUSTY WINDS WILL ACCOMPANY THE FRONTAL
PASSAGE...ALONG WITH INCREASING SNOWFALL FROM NORTH TO SOUTH.
NUMEROUS WINTER WEATHER ADVISORIES AND WINTER STORM WATCHES REMAIN
IN EFFECT FROM THIS EVENING THROUGH MIDDAY FRIDAY. SEE
THE LATEST WINTER WEATHER MESSAGE PRODUCT...CYSWSWCYS...
WWUS45...FOR ADDITIONAL DETAILS.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY

WIDESPREAD SNOWFALL IS EXPECTED TO CONTINUE INTO FRIDAY AFTERNOON.
SNOWFALL WILL BEGIN DIMINISHING FROM NORTH TO SOUTH DURING THE
AFTERNOON HOURS FRIDAY. MUCH COLDER THAN NORMAL TEMPERATURES WILL
REMAIN ACROSS THE AREA SATURDAY...BUT A QUICK WARMUP TO ABOVE
NORMAL TEMPERATURES IS EXPECTED FOR SUNDAY AND MONDAY.

ANOTHER SHORT-WAVE DISTURBANCE IN THE FLOW ALOFT WILL CREATE
CHANCES FOR PRECIPITATION ACROSS THE AREA LATE MONDAY AND MONDAY
NIGHT WITH A MIX OF RAIN AND SNOW EXPECTED AT THIS POINT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

&&

THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND
CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT...
HTTP://WEATHER.GOV/CHEYENNE

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 3:27 AM MDTWinter Weather AdvisoryCYSBanner, Box Butte, Cheyenne, Dawes, Kimball, Morrill and 2 more34 hr

Nearby

Winter Storm Warnings in Wyoming, 2010Winter Storm Warnings in Nebraska, 2010Every winter storm warning in 2010

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.