Alert archive / Nebraska / Blizzard Warnings in 2009

Blizzard Warning 4, NWS Cheyenne, WY

April 4, 20097 counties in Nebraska

NWS Cheyenne, WY issued this blizzard warning at Apr 4, 2009, 8:34 AM MDT for 7 counties in Nebraska. It was in force for 18 hr. 15 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 4, 2009, 8:34 AM MDT (14:34 UTC)
Expired
Apr 5, 2009, 2:27 AM MDT
In force
18 hr
Issued by
NWS Cheyenne, WY

Counties Banner County, NE, Box Butte County, NE, Cheyenne County, NE, Dawes County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE

The radar

The Cheyenne radar (KCYS), 141 km from the middle of the area, began a volume at 14:38 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 4, 10:53 AM MDTSNOW 611 N Crawford, NEDRIFTS 2 FT
Apr 4, 10:57 AM MDTSNOW 48 Sw Chadron, NE3-4 INCHS SNOW BLOWING VSBY 200 YDS
Apr 4, 10:57 AM MDTSNOW 52 Nw Alliance, NEVSBY 150 YDS HEAVY WET SNOW BLOWING
Apr 4, 11:02 AM MDTSNOW 1Dalton, NEBEGINING TO BLOW
Apr 4, 11:51 AM MDTSNOW 51 Nw Scottsbluff, NEBLOWING AND FALLING SNOW VSBY NEAR ZERO
Apr 4, 7:00 PM MDTHEAVY SNOW 0Hemingford, NESNOW DRIFTS OF 3 TO 5 FEET.
Apr 4, 7:00 PM MDTHEAVY SNOW 0Kimball, NE2 FOOT DRIFTS.
Apr 4, 7:00 PM MDTHEAVY SNOW 0Sidney, NESNOW DRIFTS OF 2 TO 3 FEET.
Apr 4, 7:00 PM MDTSNOW 2.5Bridgeport, NE
Apr 4, 7:00 PM MDTHEAVY SNOW 6Alliance, NE6 TO 8 FOOT DRIFTS.
Apr 4, 7:00 PM MDTHEAVY SNOW 6Dalton, NE
Apr 4, 7:00 PM MDTHEAVY SNOW 6Scottsbluff, NESNOW DEPTH 5 TO 6 INCHES.
Apr 4, 7:00 PM MDTHEAVY SNOW 8Chadron, NESNOW FALL 6 TO 6 INCHES.
Apr 4, 7:00 PM MDTHEAVY SNOW 1018 Sw Bridgeport, NESNOW 7 TO 10 INCHES.
Apr 4, 7:00 PM MDTHEAVY SNOW 1212 Nw Harrisburg, NEDRIFTS TO 7 FOOT.

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, 2.6 hours before the alert went out and 213 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 2009-04-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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 2009-04-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -13 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
541 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
-13 m²/s²
0-3 km storm-relative helicity
39 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.

000 
WWUS45 KCYS 041441
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
841 AM MDT SAT APR 4 2009

...A MAJOR EARLY SPRING SNOWSTORM WILL AFFECT SOUTHEAST WYOMING
AND THE WESTERN NEBRASKA PANHANDLE INTO THIS EVENING...

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES INTO THE 
CENTRAL PLAINS TODAY...BRINGING SNOW AND STRONG WINDS TO MUCH OF THE 
AREA...CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW.

NEZ001>003-019>021-054-055-042200-
/O.CAN.KCYS.WS.W.0007.000000T0000Z-090405T0600Z/
/O.NEW.KCYS.BZ.W.0004.090404T1434Z-090405T0600Z/
SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-
CHEYENNE-
INCLUDING THE CITIES OF...HARRISON...CHADRON...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISBURG...BRIDGEPORT...BAYARD...
KIMBALL...SIDNEY
841 AM MDT SAT APR 4 2009

...BLIZZARD WARNING IN EFFECT UNTIL MIDNIGHT MDT TONIGHT...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS MUCH OF PANHANDLE 
THROUGH THIS EVENING...TAPERING OFF SOME AFTER SUNSET.  STRONG NORTH 
WINDS OVER THE WESTERN PARTS OF THE PANHANDLE WILL OVERSPREAD THE 
REST OF THE REGION BY MIDDAY.  THIS WILL PRODUCE BLOWING AND 
DRIFTING SNOW WITH BLIZZARD CONDITIONS AT TIMES...ESPECIALLY IN OPEN 
AREAS.  TOTAL SNOWFALL BY LATE THIS EVENING WITH BE ABOUT 4 TO 8 
INCHES...WITH THE HEAVIER AMOUNTS IN THE WESTERN AND NORTHERN PARTS 
OF THE PANHANDLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS 
AND POOR VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING 
TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A 
WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR 
VEHICLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN WYOMING AND 
NEBRASKA...PLEASE DIAL 5 1 1.

$$

WYZ067>070-042200-
/O.CAN.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
/O.NEW.KCYS.BZ.W.0004.090404T1434Z-090405T0000Z/
PLATTE-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY...TORRINGTON...
CHEYENNE...PINE BLUFFS
841 AM MDT SAT APR 4 2009

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

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM MDT THIS EVENING. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS SOUTHEAST WYOMING 
THROUGH TODAY...TAPERING OFF SOME THIS AFTERNOON.  STRONG NORTH 
WINDS WILL PRODUCE BLOWING AND DRIFTING SNOW WITH BLIZZARD 
CONDITIONS AT TIMES...ESPECIALLY IN OPEN AREAS.  TOTAL SNOWFALL BY 
LATE THIS EVENING WITH BE ABOUT 5 TO 10 INCHES...WITH THE HEAVIER 
AMOUNTS IN THE FAR SOUTHEAST SECTIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS 
AND POOR VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING 
TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A 
WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR 
VEHICLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN WYOMING AND 
NEBRASKA...PLEASE DIAL 5 1 1.

$$

WYZ059>066-042200-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
CONVERSE-NIOBRARA-SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-
NORTH LARAMIE RANGE-LARAMIE VALLEY-LARAMIE RANGE-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...RAWLINS...
HANNA...MEDICINE BOW...CENTENNIAL...GARRETT...LARAMIE...BUFORD...
HORSE CREEK
841 AM MDT SAT APR 4 2009

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

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

SNOW...HEAVY AT TIMES...WILL CONTINUE OVER THE AREA TODAY...TAPERING 
OFF SOME THIS AFTERNOON. STRONG NORTH WINDS WILL SOME PRODUCE 
BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES. BY LATE THIS 
AFTERNOON...TOTAL SNOWFALL OF 5 TO 10 INCHES WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING 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.

$$
7 follow-up statements
000 
WWUS45 KCYS 041514 CCA
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
841 AM MDT SAT APR 4 2009

...A MAJOR EARLY SPRING SNOWSTORM WILL AFFECT SOUTHEAST WYOMING
AND THE WESTERN NEBRASKA PANHANDLE INTO THIS EVENING...

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES INTO THE 
CENTRAL PLAINS TODAY...BRINGING SNOW AND STRONG WINDS TO MUCH OF THE 
AREA...CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW.

NEZ001>003-019>021-054-055-042200-
/O.CAN.KCYS.WS.W.0007.000000T0000Z-090405T0600Z/
/O.NEW.KCYS.BZ.W.0004.090404T1434Z-090405T0600Z/
SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-
CHEYENNE-
INCLUDING THE CITIES OF...HARRISON...CHADRON...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISBURG...BRIDGEPORT...BAYARD...
KIMBALL...SIDNEY
841 AM MDT SAT APR 4 2009

...BLIZZARD WARNING IN EFFECT UNTIL MIDNIGHT MDT TONIGHT...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS MUCH OF THE PANHANDLE 
THROUGH THIS EVENING...TAPERING OFF SOME AFTER SUNSET.  STRONG NORTH 
WINDS OVER THE WESTERN PARTS OF THE PANHANDLE WILL OVERSPREAD THE 
REST OF THE REGION BY MIDDAY.  THIS WILL PRODUCE BLOWING AND 
DRIFTING SNOW WITH BLIZZARD CONDITIONS AT TIMES...ESPECIALLY IN OPEN 
AREAS.  TOTAL SNOWFALL BY LATE THIS EVENING WILL BE ABOUT 4 TO 8 
INCHES...WITH THE HEAVIER AMOUNTS IN THE WESTERN AND NORTHERN PARTS 
OF THE PANHANDLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS 
AND POOR VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING 
TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A 
WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR 
VEHICLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN WYOMING AND 
NEBRASKA...PLEASE DIAL 5 1 1.

$$

WYZ067>070-042200-
/O.CAN.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
/O.NEW.KCYS.BZ.W.0004.090404T1434Z-090405T0000Z/
PLATTE-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY...TORRINGTON...
CHEYENNE...PINE BLUFFS
841 AM MDT SAT APR 4 2009

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

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A BLIZZARD
WARNING...WHICH IS IN EFFECT UNTIL 6 PM MDT THIS EVENING. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS SOUTHEAST WYOMING 
THROUGH TODAY...TAPERING OFF SOME THIS AFTERNOON.  STRONG NORTH 
WINDS WILL PRODUCE BLOWING AND DRIFTING SNOW WITH BLIZZARD 
CONDITIONS AT TIMES...ESPECIALLY IN OPEN AREAS.  TOTAL SNOWFALL BY 
LATE THIS EVENING WILL BE ABOUT 5 TO 10 INCHES...WITH THE HEAVIER 
AMOUNTS IN THE FAR SOUTHEAST SECTIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
EXPECTED OR OCCURRING. FALLING AND BLOWING SNOW WITH STRONG WINDS 
AND POOR VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING 
TRAVEL EXTREMELY DANGEROUS. DO NOT TRAVEL. IF YOU MUST...HAVE A 
WINTER SURVIVAL KIT WITH YOU. IF YOU GET STRANDED...STAY WITH YOUR 
VEHICLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN WYOMING AND 
NEBRASKA...PLEASE DIAL 5 1 1.

$$

WYZ059>066-042200-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
CONVERSE-NIOBRARA-SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-
NORTH LARAMIE RANGE-LARAMIE VALLEY-LARAMIE RANGE-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...RAWLINS...
HANNA...MEDICINE BOW...CENTENNIAL...GARRETT...LARAMIE...BUFORD...
HORSE CREEK
841 AM MDT SAT APR 4 2009

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

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

SNOW...HEAVY AT TIMES...WILL CONTINUE OVER THE AREA TODAY...TAPERING 
OFF SOME THIS AFTERNOON. STRONG NORTH WINDS WILL PRODUCE BLOWING AND 
DRIFTING SNOW AND REDUCED VISIBILITIES. BY LATE THIS 
AFTERNOON...TOTAL SNOWFALL OF 5 TO 10 INCHES WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING 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.

$$
000 
WWUS45 KCYS 041810
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1210 PM MDT SAT APR 4 2009

...A MAJOR EARLY SPRING SNOWSTORM WILL CONTINUE TO AFFECT SOUTHEAST 
WYOMING AND THE WESTERN NEBRASKA PANHANDLE INTO THIS EVENING...

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL PLAINS THROUGH 
TONIGHT...BRINGING SNOW AND STRONG WINDS TO MUCH OF THE AREA... 
CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW.

NEZ001>003-019>021-054-055-050000-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T0600Z/
SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-
CHEYENNE-
INCLUDING THE CITIES OF...HARRISON...CHADRON...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISBURG...BRIDGEPORT...BAYARD...
KIMBALL...SIDNEY
1210 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS MUCH OF THE PANHANDLE 
UNTIL MIDNIGHT...TAPERING OFF SOME AFTER SUNSET.  SNOWFALL AS OF 
MIDDAY AVERAGED ABOUT 4 TO 7 INCHES ACROSS THE WESTERN AND NORTHERN 
PARTS OF THE PANHANDLE...WITH 1 TO 4 INCHES IN THE SOUTHEAST PART.
I-80 IS CURRENTLY CLOSED FROM SIDNEY TO THE WYOMING BORDER...AND A 
FEW OTHER ROADS ARE ALSO CLOSED.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL 
CONTINUE THROUGH THIS EVENING.  THIS WILL PRODUCE CONSIDERABLE 
BLOWING AND DRIFTING SNOW WITH BLIZZARD CONDITIONS. TOTAL SNOWFALL 
BY LATE THIS EVENING WILL BE ABOUT 5 TO 10 INCHES...WITH THE HEAVIER 
AMOUNTS IN THE WESTERN AND NORTHERN PARTS OF THE PANHANDLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE  
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR 
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL 
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER 
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR 
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA... 
PLEASE DIAL 5 1 1.

$$

WYZ067>070-050000-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T0000Z/
PLATTE-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY...TORRINGTON...
CHEYENNE...PINE BLUFFS
1210 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS EVENING.

SNOW...HEAVY AT TIMES...WILL CONTINUE ACROSS SOUTHEAST WYOMING 
THROUGH TODAY...TAPERING OFF LATER THIS AFTERNOON.  SNOWFALL AS OF 
MIDDAY AVERAGED ABOUT 5 TO 10 INCHES ACROSS SOUTHEAST WYOMING...WITH 
UP TO A FOOT IN A FEW SPOTS.  MOST ROADS IN LARAMIE COUNTY AS WELL 
AS SOUTHERN PARTS OF PLATTE AND GOSHEN COUNTIES WERE CLOSED.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH WILL PRODUCE 
BLOWING AND DRIFTING SNOW WITH WIDESPREAD BLIZZARD CONDITIONS.  
TOTAL SNOWFALL BY SUNSET WILL BE ABOUT 6 TO 12 INCHES...WITH 
THE HEAVIER AMOUNTS IN THE FAR SOUTHEAST SECTIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE  
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR 
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL 
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER 
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR 
VEHICLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN WYOMING...
PLEASE DIAL 5 1 1.

$$

WYZ059>066-050000-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
CONVERSE-NIOBRARA-SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-
NORTH LARAMIE RANGE-LARAMIE VALLEY-LARAMIE RANGE-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...RAWLINS...
HANNA...MEDICINE BOW...CENTENNIAL...GARRETT...LARAMIE...BUFORD...
HORSE CREEK
1210 PM MDT SAT APR 4 2009

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

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

SNOW WILL CONTINUE OVER THE AREA TODAY...TAPERING OFF SOME THIS 
AFTERNOON.  STRONG NORTH WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH 
WILL PRODUCE BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES.

SNOWFALL AT MIDDAY AVERAGED ABOUT 4 TO 8 INCHES.  BY LATE THIS 
AFTERNOON...TOTAL SNOWFALL OF 5 TO 10 INCHES IS EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS SEVERE WINTER 
WEATHER CONDITIONS ARE 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.

$$
000 
WWUS45 KCYS 042046
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
246 PM MDT SAT APR 4 2009

...A MAJOR EARLY SPRING SNOWSTORM WILL CONTINUE TO AFFECT SOUTHEAST 
WYOMING AND THE WESTERN NEBRASKA PANHANDLE INTO TONIGHT...

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL PLAINS THROUGH 
TONIGHT...BRINGING SNOW AND STRONG WINDS TO MUCH OF THE AREA... 
CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW.

NEZ002-003-021-055-050400-
/O.EXT.KCYS.BZ.W.0004.000000T0000Z-090405T1000Z/
DAWES-BOX BUTTE-MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...BRIDGEPORT...
BAYARD...SIDNEY
246 PM MDT SAT APR 4 2009

...BLIZZARD WARNING NOW IN EFFECT UNTIL 4 AM MDT SUNDAY...

THE BLIZZARD WARNING IS NOW IN EFFECT UNTIL 4 AM MDT SUNDAY. 

SNOW WILL CONTINUE ACROSS MUCH OF THE PANHANDLE THROUGH THIS 
EVENING...AND THEN TAPER OFF AFTER MIDNIGHT.  ADDITIONAL SNOWFALL 
OVERNIGHT WILL BE ABOUT 1 TO 4 INCHES.  TOTAL STORM SNOWFALL BY 
MORNING WILL BE ABOUT 4 TO 8 INCHES.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL 
CONTINUE THIS EVENING AND THEN SLOWLY DECREASE THROUGH 4 AM.  THIS 
WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW WITH BLIZZARD 
CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA...
PLEASE DIAL 5 1 1.

$$

WYZ067>070-050300-
/O.EXT.KCYS.BZ.W.0004.000000T0000Z-090405T0300Z/
PLATTE-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY...TORRINGTON...
CHEYENNE...PINE BLUFFS
246 PM MDT SAT APR 4 2009

...BLIZZARD WARNING NOW IN EFFECT UNTIL 9 PM MDT THIS EVENING...

THE BLIZZARD WARNING IS NOW IN EFFECT UNTIL 9 PM MDT THIS EVENING. 

SNOW WILL CONTINUE ACROSS SOUTHEAST WYOMING THROUGH SUNSET...AND 
THEN TAPER OFF THIS EVENING.  ADDITIONAL SNOWFALL OF 1 TO 2 INCHES 
WILL OCCUR THIS EVENING.  TOTAL STORM SNOWFALL BY MIDNIGHT WILL BE 
ABOUT 6 TO 12 INCHES...WITH THE HEAVIER AMOUNTS IN THE FAR SOUTHEAST 
SECTIONS.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH WILL PRODUCE 
BLOWING AND DRIFTING SNOW THROUGH SUNSET WITH WIDESPREAD BLIZZARD 
CONDITIONS.  WINDS WILL GRADUALLY DECREASE LATER THIS EVENING WITH 
MINIMAL BLOWING AND DRIFTING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN WYOMING...
PLEASE DIAL 5 1 1.

$$

WYZ059-060-064-066-050300-
/O.EXT.KCYS.WS.W.0007.000000T0000Z-090405T0300Z/
CONVERSE-NIOBRARA-NORTH LARAMIE RANGE-LARAMIE RANGE-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...GARRETT...
BUFORD...HORSE CREEK
246 PM MDT SAT APR 4 2009

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

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

SNOW WILL CONTINUE OVER THE AREA UNTIL SUNSET...AND THEN TAPER OFF 
THIS EVENING.  ADDITIONAL SNOWFALL WILL BE AROUND AN INCH OR LESS.  
TOTAL STORM SNOWFALL WILL BE ABOUT 5 TO 10 INCHES.  STRONG NORTH 
WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL PRODUCE AREAS OF 
BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES INTO THIS EVENING 
BEFORE DECREASING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS SEVERE
WINTER WEATHER CONDITIONS ARE 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.

$$

NEZ001-019-020-054-050400-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T0600Z/
SIOUX-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...HARRISON...SCOTTSBLUFF...GERING...
HARRISBURG...KIMBALL
246 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

SNOW WILL CONTINUE ACROSS MUCH OF THE PANHANDLE THROUGH THIS 
EVENING...AND THEN TAPER OFF BY MIDNIGHT.  ADDITIONAL SNOWFALL 
OVERNIGHT WILL BE ABOUT 1 TO 3 INCHES.  TOTAL STORM SNOWFALL BY 
MORNING WILL BE ABOUT 5 TO 10 INCHES.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL 
CONTINUE INTO EARLY THIS EVENING AND THEN SLOWLY DECREASE BY 
MIDNIGHT.  THIS WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW 
WITH BLIZZARD CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA...
PLEASE DIAL 5 1 1.

$$

WYZ061>063-065-050000-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-LARAMIE VALLEY-
INCLUDING THE CITIES OF...RAWLINS...HANNA...MEDICINE BOW...
CENTENNIAL...LARAMIE
246 PM MDT SAT APR 4 2009

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

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

SNOW WILL CONTINUE OVER THE AREA TODAY...TAPERING OFF BY SUNSET.
ADDITIONAL SNOWFALL WILL BE ABOUT AN INCH OR SO...WITH UP TO 3 
INCHES IN THE MOUNTAINS.  TOTAL STORM SNOWFALL WILL BE ABOUT 5 TO 10 
INCHES.  NORTH OR NORTHEAST WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 
MPH WILL PRODUCE BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS SEVERE
WINTER WEATHER CONDITIONS ARE 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.

$$
000 
WWUS45 KCYS 042355
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
555 PM MDT SAT APR 4 2009

...A MAJOR EARLY SPRING SNOWSTORM WILL CONTINUE TO AFFECT
EXTREME SOUTHEAST WYOMING AND THE WESTERN NEBRASKA PANHANDLE INTO
TONIGHT...

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL PLAINS
THROUGH TONIGHT...BRINGING SNOW AND STRONG WINDS TO MUCH OF THE
AREA...CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW.

WYZ061>063-065-050100-
/O.EXP.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-LARAMIE VALLEY-
INCLUDING THE CITIES OF...RAWLINS...HANNA...MEDICINE BOW...
CENTENNIAL...LARAMIE
555 PM MDT SAT APR 4 2009

...WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING...

THE WINTER STORM WARNING WILL EXPIRE AT 6 PM MDT THIS EVENING. 

SNOW WILL CONTINUE TO WANE ACROSS CARBON COUNTY AND THE LARAMIE
VALLEY THROUGH THE REST OF THE EVENING. ADDITIONALLY...THE STRONG
NORTHERLY WINDS WILL DECREASE OVER THE NEXT SEVERAL HOURS...WHICH
WILL RESULT IN LESS BLOWING SNOW AND IMPROVING VISIBILITIES.
THEREFORE...THE WINTER STORM WARNING WILL BE ALLOWED TO EXPIRE AT
6 PM MDT.

$$

NEZ001-019-020-054-050600-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T0600Z/
SIOUX-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...HARRISON...SCOTTSBLUFF...GERING...
HARRISBURG...KIMBALL
555 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

SNOW WILL CONTINUE ACROSS MUCH OF THE PANHANDLE THROUGH THIS
EVENING...AND THEN TAPER OFF BY MIDNIGHT.  ADDITIONAL SNOWFALL
OVERNIGHT WILL BE ABOUT 1 TO 3 INCHES.  TOTAL STORM SNOWFALL BY
MORNING WILL BE ABOUT 5 TO 10 INCHES.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL
CONTINUE INTO EARLY THIS EVENING AND THEN SLOWLY DECREASE BY
MIDNIGHT.  THIS WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING
SNOW WITH BLIZZARD CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA...
PLEASE DIAL 5 1 1.

$$

NEZ002-003-021-055-050800-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T1000Z/
DAWES-BOX BUTTE-MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...BRIDGEPORT...
BAYARD...SIDNEY
555 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 4 AM MDT SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 4 AM MDT SUNDAY. 

SNOW WILL CONTINUE ACROSS MUCH OF THE PANHANDLE THROUGH THIS
EVENING...AND THEN TAPER OFF AFTER MIDNIGHT.  ADDITIONAL SNOWFALL
OVERNIGHT WILL BE ABOUT 1 TO 4 INCHES.  TOTAL STORM SNOWFALL BY
MORNING WILL BE ABOUT 4 TO 8 INCHES.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL
CONTINUE THIS EVENING AND THEN SLOWLY DECREASE THROUGH 4 AM. 
THIS WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW WITH
BLIZZARD CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA...
PLEASE DIAL 5 1 1.

$$

WYZ067>070-050300-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T0300Z/
PLATTE-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY...TORRINGTON...
CHEYENNE...PINE BLUFFS
555 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS
EVENING...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 9 PM MDT THIS EVENING.

SNOW WILL CONTINUE ACROSS SOUTHEAST WYOMING THROUGH SUNSET...AND
THEN TAPER OFF THIS EVENING.  ADDITIONAL SNOWFALL OF 1 TO
2 INCHES WILL OCCUR THIS EVENING.  TOTAL STORM SNOWFALL BY
MIDNIGHT WILL BE ABOUT 6 TO 12 INCHES...WITH THE HEAVIER AMOUNTS
IN THE FAR SOUTHEAST SECTIONS.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 45 MPH WILL
PRODUCE BLOWING AND DRIFTING SNOW THROUGH SUNSET WITH WIDESPREAD
BLIZZARD CONDITIONS.  WINDS WILL GRADUALLY DECREASE LATER THIS
EVENING WITH MINIMAL BLOWING AND DRIFTING SNOW.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE. FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN WYOMING...
PLEASE DIAL 5 1 1.

$$

WYZ059-060-064-066-050300-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0300Z/
CONVERSE-NIOBRARA-NORTH LARAMIE RANGE-LARAMIE RANGE-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...GARRETT...
BUFORD...HORSE CREEK
555 PM MDT SAT APR 4 2009

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

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

SNOW WILL CONTINUE OVER THE AREA UNTIL SUNSET...AND THEN TAPER
OFF THIS EVENING.  ADDITIONAL SNOWFALL WILL BE AROUND AN INCH OR
LESS. TOTAL STORM SNOWFALL WILL BE ABOUT 5 TO 10 INCHES.  STRONG
NORTH WINDS OF 15 TO 25 MPH WITH GUSTS TO 35 MPH WILL PRODUCE
AREAS OF BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES INTO
THIS EVENING BEFORE DECREASING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WARNING FOR SNOW AND BLOWING SNOW MEANS SEVERE
WINTER WEATHER CONDITIONS ARE 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.

$$
000 
WWUS45 KCYS 050257
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
857 PM MDT SAT APR 4 2009

WYZ067>070-050400-
/O.EXP.KCYS.BZ.W.0004.000000T0000Z-090405T0300Z/
PLATTE-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
INCLUDING THE CITIES OF...WHEATLAND...GUERNSEY...TORRINGTON...
CHEYENNE...PINE BLUFFS
857 PM MDT SAT APR 4 2009

...BLIZZARD WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING...

THE BLIZZARD WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING. 

ALTHOUGH AREAS OF LIGHT SNOW WILL CONTINUE THROUGH MIDNIGHT...
ACCUMULATING SNOW HAS COME TO AN END ACROSS SOUTHEAST WYOMING.
NORTH WINDS WILL ALSO CONTINUE TO DECREASE TO 15 TO 25 MPH THROUGH
MIDNIGHT. THEREFORE...THE BLIZZARD WARNING WILL BE ALLOWED TO
EXPIRE AT 9 PM MDT.

$$

WYZ059-060-064-066-050400-
/O.EXP.KCYS.WS.W.0007.000000T0000Z-090405T0300Z/
CONVERSE-NIOBRARA-NORTH LARAMIE RANGE-LARAMIE RANGE-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...GARRETT...
BUFORD...HORSE CREEK
857 PM MDT SAT APR 4 2009

...WINTER STORM WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING...

THE WINTER STORM WARNING WILL EXPIRE AT 9 PM MDT THIS EVENING. 

ALTHOUGH AREAS OF LIGHT SNOW WILL CONTINUE THROUGH MIDNIGHT...
ACCUMULATING SNOW HAS COME TO AN END. NORTH WINDS WILL ALSO
CONTINUE TO DECREASE TO 15 TO 25 MPH BY MIDNIGHT. THEREFORE...THE
WINTER STORM WARNING WILL BE ALLOWED TO EXPIRE AT 9 PM MDT.

$$

NEZ002-003-021-055-051000-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T1000Z/
DAWES-BOX BUTTE-MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...BRIDGEPORT...
BAYARD...SIDNEY
857 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 4 AM MDT SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 4 AM MDT SUNDAY. 

SNOW WILL CONTINUE ACROSS MUCH OF THE PANHANDLE THROUGH THIS
EVENING...AND THEN TAPER OFF AFTER MIDNIGHT.  ADDITIONAL SNOWFALL
OVERNIGHT WILL BE ABOUT 1 TO 2 INCHES.  TOTAL STORM SNOWFALL BY
MORNING WILL BE ABOUT 5 TO 10 INCHES.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL
CONTINUE THIS EVENING AND THEN SLOWLY DECREASE THROUGH 4 AM. THIS
WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW WITH BLIZZARD
CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA...
PLEASE DIAL 5 1 1.

$$

NEZ001-019-020-054-050600-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T0600Z/
SIOUX-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...HARRISON...SCOTTSBLUFF...GERING...
HARRISBURG...KIMBALL
857 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT
TONIGHT...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MDT TONIGHT. 

SNOW WILL CONTINUE ACROSS MUCH OF THE PANHANDLE THROUGH THIS
EVENING...AND THEN TAPER OFF BY MIDNIGHT.  ADDITIONAL SNOWFALL
OVERNIGHT WILL BE ABOUT 1 TO 2 INCHES.  TOTAL STORM SNOWFALL BY
MORNING WILL BE ABOUT 5 TO 10 INCHES.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL
CONTINUE INTO EARLY THIS EVENING AND THEN SLOWLY DECREASE BY
MIDNIGHT.  THIS WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING
SNOW WITH BLIZZARD CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA...
PLEASE DIAL 5 1 1.

$$
000 
WWUS45 KCYS 050542
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1142 PM MDT SAT APR 4 2009

NEZ001-019-020-054-050645-
/O.EXP.KCYS.BZ.W.0004.000000T0000Z-090405T0600Z/
SIOUX-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...HARRISON...SCOTTSBLUFF...GERING...
HARRISBURG...KIMBALL
1142 PM MDT SAT APR 4 2009

...BLIZZARD WARNING WILL EXPIRE AT MIDNIGHT MDT TONIGHT...

THE BLIZZARD WARNING WILL EXPIRE AT MIDNIGHT MDT TONIGHT. 

ALTHOUGH AREAS OF LIGHT SNOW WILL CONTINUE THROUGH THE REST OF THE
NIGHT...ACCUMULATING SNOW HAS COME TO AN END. NORTH WINDS WILL
ALSO CONTINUE TO DECREASE TO 15 TO 25 MPH THROUGH SUNRISE.
THEREFORE...THE BLIZZARD WARNING WILL BE ALLOWED TO EXPIRE AT
MIDNIGHT.

$$

NEZ002-003-021-055-051000-
/O.CON.KCYS.BZ.W.0004.000000T0000Z-090405T1000Z/
DAWES-BOX BUTTE-MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...BRIDGEPORT...
BAYARD...SIDNEY
1142 PM MDT SAT APR 4 2009

...BLIZZARD WARNING REMAINS IN EFFECT UNTIL 4 AM MDT SUNDAY...

A BLIZZARD WARNING REMAINS IN EFFECT UNTIL 4 AM MDT SUNDAY. 

SNOW WILL CONTINUE ACROSS PORTIONS OF THE NEBRASKA PANHANDLE
THROUGH EARLY MORNING...BEFORE GRADUALLY TAPERING OFF. TOTAL
STORM SNOWFALL BY MORNING WILL BE ABOUT 5 TO 10 INCHES.

STRONG NORTH WINDS OF 25 TO 35 MPH WITH GUSTS TO 50 MPH WILL
CONTINUE THIS EVENING AND THEN SLOWLY DECREASE THROUGH 4 AM. THIS
WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW WITH BLIZZARD
CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A BLIZZARD WARNING MEANS SEVERE WINTER WEATHER CONDITIONS ARE
OCCURRING.  FALLING AND BLOWING SNOW WITH STRONG WINDS AND POOR
VISIBILITIES WILL CAUSE WHITEOUT CONDITIONS...MAKING TRAVEL
EXTREMELY DANGEROUS.  DO NOT TRAVEL.  IF YOU MUST...HAVE A WINTER
SURVIVAL KIT WITH YOU.  IF YOU GET STRANDED...STAY WITH YOUR
VEHICLE.  FOR SPECIFIC ROAD AND TRAVEL CONDITIONS IN NEBRASKA...
PLEASE DIAL 5 1 1.

$$
000 
WWUS45 KCYS 050827
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
227 AM MDT SUN APR 5 2009

NEZ002-003-021-055-050930-
/O.CAN.KCYS.BZ.W.0004.000000T0000Z-090405T1000Z/
DAWES-BOX BUTTE-MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...BRIDGEPORT...
BAYARD...SIDNEY
227 AM MDT SUN APR 5 2009

...BLIZZARD WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE
BLIZZARD WARNING. 

THE LATE WINTER STORM WHICH MOVED INTO THE AREA SATURDAY WILL
CONTINUE TO MOVE EAST INTO THE MISSISSIPPI RIVER VALLEY
TODAY...WITH LIGHT SNOW EXPECTED TO CONTINUE THIS MORNING BEFORE
DIMINISHING THIS AFTERNOON. LESS THAN AN INCH OF ADDITIONAL
SNOW ACCUMULATION IS EXPECTED THROUGH MIDDAY. WINDS WILL ALSO
CONTINUE TO DECREASE EARLY THIS MORNING TO 10 TO 20 MPH BEFORE
INCREASING TO 15 TO 25 MPH THIS AFTERNOON. EVEN WITH THE LIGHTER
WIND SPEEDS...THOSE TRAVELING THROUGH THE NEBRASKA PANHANDLE
SHOULD BE PREPARED FOR AREAS OF BLOWING AND DRIFTING SNOW WHICH
COULD BECOME A HAZARD.

$$

CARPENTER

What forecasters said that day

The local office's own words before this blizzard 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 blizzard warning went out at Apr 4, 2:18 AM MDT, 6 hours 16 minutes earlier.

Area forecast discussion, Apr 4, 2:18 AM MDT, 6 hours 16 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
218 AM MDT SAT APR 4 2009

.SHORT TERM...TODAY THROUGH SUNDAY NIGHT...
SNOW BEGAN IN EARNEST ACROSS MUCH OF SE WY LATE FRIDAY EVENING AND
NICE CURVED BAND OF MODERATE SNOW CONTINUES TO EDGE SLOWLY NORTHWARD
EARLY THIS MORNING IN ASSOCIATION WITH LEAD SHORTWAVE NOW ROTATING
NORTHWARD AROUND UPPER LOW VCTY 4 CORNERS AREA.  EXPECT SNOW TO
CONTINUE THIS MORNING AND AFTERNOON WITH A BRIEF LULL POSSIBLE
BETWEEN INITIAL SHORTWAVE AND NEXT ONE EVIDENT ON SATELLITE
BEGINNING TO TURN NE OVER SRN COLORADO NOW. MAJORITY OF SNOW STILL
EXPECTED OVER THE EASTERN PART OF THE CWA TODAY UNDER FAVORABLE
UPPER DIFFLUENCE PATTERN AS SURFACE AND UPPER LOWS BEGIN TO
ACCELERATE EASTWARD AND REACH NORTHERN KANSAS BY THIS EVENING.
EXPECT SNOW TO BEGIN TAPERING OFF FROM WEST TO EAST THIS AFTERNOON
AND EVENING AS UPPER SUPPORT WEAKENS AND BETTER LIFT MOVES EAST.
WILL MAINTAIN HILITES PRETTY MUCH AS IS AS GUSTY SFC WINDS WILL TEND
TO WORSEN CONDITIONS BUT THE SOMEWHAT FASTER MOVEMENT OF SYSTEM
SHOULD BRING AND END TO THE WORST CONDITIONS OVER THE PANHANDLE
EARLY THIS EVENING.  MUCH QUIETER WEATHER EXPECTED SUNDAY AND SUNDAY
NIGHT BUT SOME BANDED TYPE SNOW SHOWERS POSSIBLE MAINLY SUNDAY
AFTERNOON AS ADDITIONAL SHEARED SHORTWAVE ENERGY DROPS SOUTH ACROSS
THE REGION AROUND WEST SIDE OF DEPARTING UPPER LOW WITH NORTHERLY
UPPER FLOW KEEPING TEMPERATURES ON THE COOL SIDE.

.LONG TERM...MONDAY THROUGH FRIDAY...
NO SIGNIFICANT CHANGES TO THE LONG TERM FORECAST FOR NEXT
WEEK...WITH THE MODELS ALL GENERALLY STILL SHOWING A LESS
PROGRESSIVE PATTERN ACROSS THE WESTERN UNITED STATES. THE SLOWER AND
LESS INTENSE SOLUTION ADVERTISED BY THE EUROPEAN MODEL FOR THE
TROUGH PASSAGE WEDNESDAY NIGHT AND INTO THURSDAY IS STILL FAVORED.
THE SLOWER SOLUTION IS ALSO SUPPORTED BY THE LATEST 00Z CANADIAN
MODEL RUN WHICH SHOWS AN OPEN UPPER WAVE PASSING ACROSS WYOMING BY
LATE THURSDAY. THIS IDEA IS FARTHER NORTH THAN THE PREVIOUS EUROPEAN
MODEL RUNS...AND MUCH DIFFERENT THAN THE MORE AMPLIFIED TROUGH AND
CLOSED LOW EXPECTED ACROSS EASTERN COLORADO DURING THIS TIME-FRAME.
WILL CONTINUE TO INDICATE NEAR CLIMATOLOGICAL PRECIPITATION CHANCES
ACROSS THE WEST WEDNESDAY AS THE TROUGH APPROACHES AND ACROSS MUCH
OF THE AREA WEDNESDAY NIGHT THROUGH THURSDAY. TEMPERATURES MONDAY
WILL LIKELY STILL BE SLIGHTLY BELOW NORMAL VALUES AS SNOW COVER
BEGINS TO DECREASE ACROSS THE LOWER ELEVATION AREAS...AND WILL KEEP
TEMPERATURES SLIGHTLY BELOW GUIDANCE WITH THIS ISSUANCE. A WARMING
TREND WILL CONTINUE THROUGH MIDWEEK WITH TUESDAY AND WEDNESDAY
FEATURING ABOVE NORMAL TEMPERATURES AHEAD OF THE NEXT UPPER TROUGH.
THE RELATIVELY FAST MOVING SYSTEM IN THE FLOW ALOFT WILL ALLOW FOR A
SLIGHTLY COOLER THAN NORMAL DAY THURSDAY WITH THE INCREASED CHANCE
FOR CLOUD COVER AND SHOWERS...FOLLOWED BY ANOTHER WARMING TREND TO
SLIGHTLY ABOVE NORMAL TEMPERATURES FOR THE END OF THE WEEK.

&&

.AVIATION...
WIDESPREAD IFR/LIFR CONDITIONS EXPECTED TODAY AND TONIGHT IN LOW
CIG/VSBYS WITH SNOW AND GUSTY SFC WINDS. SOME IMPROVEMENT TO MVFR
POSSIBLE LATER TONIGHT FROM WEST TO EAST.

&&

.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER STORM WARNING UNTIL 6 PM SATURDAY FOR WYZ059-WYZ060-
     WYZ061-WYZ062-WYZ063-WYZ064-WYZ065-WYZ066-WYZ067-WYZ068-
     WYZ069-WYZ070.
NE...WINTER STORM WARNING UNTIL MIDNIGHT SUNDAY FOR NEZ001-NEZ002-
     NEZ003-NEZ019-NEZ020-NEZ054.
     WINTER STORM WARNING FROM 6 AM SATURDAY TO MIDNIGHT SUNDAY FOR
     NEZ021-NEZ055.

&&

SHORT TERM/AVIATION...RE
LONG TERM...CARPENTER
Hazardous weather outlook, Apr 4, 3:16 AM MDT, 5 hours 18 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
316 AM MDT SAT APR 4 2009

NEZ001>003-019>021-054-055-WYZ059>070-050930-
SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-
CHEYENNE-CONVERSE-NIOBRARA-SOUTHWEST CARBON-NORTH CARBON-
SNOWY RANGE-NORTH LARAMIE RANGE-LARAMIE VALLEY-LARAMIE RANGE-
PLATTE-GOSHEN-CHEYENNE FOOTHILLS-PINE BLUFFS-
316 AM MDT SAT APR 4 2009

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

.DAY ONE...TODAY AND TONIGHT

THE WINTER STORM IS EXPECTED TO CONTINUE THROUGH THIS EVENING.
TOTAL SNOWFALL WILL BE 5 TO 8 INCHES OVER THE LOWER ELEVATIONS
AND 10 TO 14 INCHES IN THE MOUNTAINS BY SUNSET SATURDAY. NORTH
WINDS WILL GUST AS HIGH AS 45 MPH THROUGH SATURDAY AND WILL
PRODUCE BLOWING AND DRIFTING SNOW AND COLD WIND CHILLS. TRAVEL
WILL BE HAZARDOUS AND DIFFICULT THROUGH SATURDAY EVENING.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

ANOTHER STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES WEDNESDAY
NIGHT AND THURSDAY AND WILL PRODUCE THE NEXT CHANCE OF WIDESPREAD
PRECIPITATION.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT SNOW ACCUMULATIONS AND HAZARDOUS
CONDITIONS RESULTING FROM BLOWING AND DRIFTING OF SNOW WITH THE
EXPECTED STRONG WINDS.

&&

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

In the hours before

Local storm report, Apr 4, 4:12 AM MDT, 4 hours 22 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
412 AM MDT SAT APR 04 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0330 AM     SNOW             LUSK                    42.76N 104.45W
04/04/2009  E2.0 INCH        NIOBRARA           WY   LAW ENFORCEMENT

            ESTIMATED 1 TO 2 INCHES IN LUSK. NOT MUCH WIND.

0330 AM     SNOW             RAWLINS                 41.78N 107.23W
04/04/2009  E1.0 INCH        CARBON             WY   LAW ENFORCEMENT

            BLOWING SNOW MAKING IT DIFFICULT TO MEASURE.

0330 AM     SNOW             DOUGLAS                 42.76N 105.39W
04/04/2009  E1.0 INCH        CONVERSE           WY   LAW ENFORCEMENT

            NOT MUCH WIND.

0350 AM     SNOW             CHEYENNE                41.15N 104.79W
04/04/2009  M3.7 INCH        LARAMIE            WY   OFFICIAL NWS OBS

            STRONG NORTH WINDS OF 20 TO 30 WITH GUSTS NEAR 40 MPH
            CREATING WIDESPREAD DRIFTING.

0350 AM     SNOW             WHEATLAND               42.05N 104.96W
04/04/2009  E2.0 INCH        PLATTE             WY   PUBLIC

0405 AM     SNOW             LARAMIE                 41.31N 105.58W
04/04/2009  E5.0 INCH        ALBANY             WY   PUBLIC

            MULTIPLE REPORTS OF 4 TO 5 INCHES ON THE LEVEL IN LARAMIE
            OVERNIGHT...WITH HIGHER DRIFTS.

&&

SJC
Local storm report, Apr 4, 6:47 AM MDT, 1 hour 47 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
647 AM MDT SAT APR 04 2009

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0645 AM     HEAVY SNOW       15 W CHEYENNE           41.15N 105.08W
04/04/2009  M13.5 INCH       LARAMIE            WY   TRAINED SPOTTER

            SPOTTER IN GRANITE CANYON REPORTED MEASURED 12 INCHES ON
            THE LEVEL AT 545 AM MDT...AND THEN ANOTHER 1.5 INCHES IN
            THE PAST HOUR. SHELTERED LOCATION SO VERY LITTLE DRIFTING
            OCCURRING.

&&

SJC

Nearby

Blizzard Warnings in Nebraska, 2009Blizzard Warnings in Wyoming, 2009Every blizzard warning in 2009

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.