Alert archive / Nebraska / Winter Storm Warnings in 2009

Winter Storm Warning 7, NWS Cheyenne, WY

April 3, 2009Crook County, Weston County, Wyoming; 7 counties in Nebraska

NWS Cheyenne, WY issued this winter storm warning at Apr 3, 2009, 4:00 AM MDT for Crook County, Weston County, Wyoming; 7 counties in Nebraska. It took effect at Apr 3, 2009, 6:00 PM MDT. It was in force for 27 hr. 22 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 3, 2009, 4:00 AM MDT (10:00 UTC)
In effect from
Apr 3, 2009, 6:00 PM MDT
Expired
Apr 4, 2009, 9:00 PM MDT
In force
27 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, Crook County, WY, Weston County, WY

The radar

The Cheyenne radar (KCYS), 164 km from the middle of the area, began a volume at 09:58 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, 7:20 AM MDTSNOW 415 Nnw Alva, WY
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, 12:20 PM MDTHEAVY SNOW 10Sse Sundance, WY
Apr 4, 3:00 PM MDTHEAVY SNOW 8Wnw Colony, WY
Apr 4, 3:18 PM MDTSNOW 612 W Upton, WYVISIBILITY WAS 1/4 MILE AT TIMES TODAY.
Apr 4, 3:21 PM MDTSNOW 37 Sse Rochelle, WYVISIBILITY 1/4 MILE.
Apr 4, 5:28 PM MDTHEAVY SNOW 819 Sw Upton, WY
Apr 4, 6:00 PM MDTHEAVY SNOW 11New Haven, WY10-12 INCHES
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

Rapid City, SD (KUNR), launched 00:00Z, 10.0 hours before the alert went out and 203 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, Rapid City, SD at 00:00Z on 2009-04-03Temperature 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 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Rapid City, SD at 00:00Z on 2009-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 140 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
1326 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
140 m²/s²
0-3 km storm-relative helicity
312 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 030959
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
400 AM MDT FRI APR 3 2009

...ANOTHER LATE WINTER STORM WILL AFFECT SOUTHEAST WYOMING AND
THE NEBRASKA PANHANDLE TONIGHT INTO SATURDAY NIGHT...

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES INTO
THE CENTRAL PLAINS THIS WEEKEND...SETTING THE STAGE FOR A
POSSIBLE HEAVY SNOWFALL EVENT. THE BULK OF THE SNOW WILL FALL LATE
TONIGHT THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL
ACCOMPANY THE SNOW...CAUSING CONSIDERABLE BLOWING AND DRIFTING
SNOW IN SOME AREAS..

WYZ061>067-069-032300-
/O.UPG.KCYS.WS.A.0007.090404T0000Z-090405T0000Z/
/O.NEW.KCYS.WS.W.0007.090404T0000Z-090405T0000Z/
SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-NORTH LARAMIE RANGE-
LARAMIE VALLEY-LARAMIE RANGE-PLATTE-CHEYENNE FOOTHILLS-
INCLUDING THE CITIES OF...RAWLINS...HANNA...MEDICINE BOW...
CENTENNIAL...GARRETT...LARAMIE...BUFORD...HORSE CREEK...
WHEATLAND...GUERNSEY...CHEYENNE
400 AM MDT FRI APR 3 2009

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

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

RAIN AND SNOW WILL SPREAD ACROSS THE AREA LATE THIS AFTERNOON BEFORE
CHANGING TO ALL SNOW EARLY THIS EVENING. THE SNOW WILL THEN
CONTINUE THROUGH TONIGHT INTO SATURDAY...POSSIBLY HEAVY AT
TIMES. GUSTY NORTH WINDS WILL PRODUCE BLOWING AND DRIFTING SNOW
ALONG WITH REDUCED VISIBILITIES. BY LATE SATURDAY AFTERNOON...NEW
SNOWFALL AMOUNTS OF 5 TO 10 INCHES WILL BE POSSIBLE...WITH THE
HIGHER AMOUNTS MAINLY OVER THE MOUNTAINS AND JUST EAST OF THE
LARAMIE RANGE.

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. 

$$

NEZ001-002-032300-
/O.UPG.KCYS.WS.A.0007.090404T0600Z-090405T0600Z/
/O.NEW.KCYS.WS.W.0007.090404T0600Z-090405T0600Z/
SIOUX-DAWES-
INCLUDING THE CITIES OF...HARRISON...CHADRON
400 AM MDT FRI APR 3 2009

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

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

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE TONIGHT AND
CONTINUE THROUGH SATURDAY. GUSTY NORTH WINDS WILL ALSO PRODUCE
BLOWING AND DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES. BY LATE
SATURDAY EVENING...NEW SNOW ACCUMULATIONS OF 5 TO 9 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.

$$

WYZ059-060-068-070-032300-
/O.UPG.KCYS.WS.A.0007.090404T0000Z-090405T0000Z/
/O.NEW.KCYS.WS.W.0007.090404T0600Z-090405T0000Z/
CONVERSE-NIOBRARA-GOSHEN-PINE BLUFFS-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...
TORRINGTON...PINE BLUFFS
400 AM MDT FRI APR 3 2009

...WINTER STORM WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 6 PM
MDT SATURDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
MIDNIGHT TONIGHT TO 6 PM MDT SATURDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE THIS EVENING AND
CONTINUE ON SATURDAY. GUSTY NORTH WINDS WILL PRODUCE BLOWING AND
DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES. BY LATE SATURDAY
AFTERNOON...NEW SNOWFALL AMOUNTS OF 5 TO 9 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.

$$

NEZ021-055-032300-
/O.EXT.KCYS.WS.A.0007.090404T1200Z-090405T0600Z/
MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...BRIDGEPORT...BAYARD...SIDNEY
400 AM MDT FRI APR 3 2009

...WINTER STORM WATCH NOW IN EFFECT FROM SATURDAY MORNING THROUGH
SATURDAY EVENING...

THE WINTER STORM WATCH IS NOW IN EFFECT FROM SATURDAY MORNING
THROUGH SATURDAY EVENING. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE FRIDAY NIGHT
AND CONTINUE THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL
ALSO PRODUCE BLOWING AND DRIFTING SNOW ALONG WITH REDUCED
VISIBILITIES. BY LATE SATURDAY EVENING...NEW SNOW ACCUMULATIONS OF
5 TO 8 INCHES WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$

NEZ003-019-020-054-032300-
/O.CON.KCYS.WS.A.0007.090404T0600Z-090405T0600Z/
BOX BUTTE-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING...
HARRISBURG...KIMBALL
400 AM MDT FRI APR 3 2009

...WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY EVENING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH
SATURDAY EVENING. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE FRIDAY NIGHT
AND CONTINUE THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL
ALSO PRODUCE BLOWING AND DRIFTING SNOW ALONG WITH REDUCED
VISIBILITIES. BY LATE SATURDAY EVENING...NEW SNOW ACCUMULATIONS OF
5 TO 8 INCHES WILL BE POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL.
CONTINUE TO MONITOR THE LATEST FORECASTS.

$$

RE
9 follow-up statements
000 
WWUS45 KCYS 031846
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
1246 PM MDT FRI APR 3 2009

...ANOTHER SPRING SNOWSTORM WILL AFFECT SOUTHEAST WYOMING AND THE
NEBRASKA PANHANDLE TONIGHT INTO SATURDAY NIGHT...

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES INTO
THE CENTRAL PLAINS THIS WEEKEND...SETTING THE STAGE FOR A
POSSIBLE HEAVY SNOWFALL EVENT. THE BULK OF THE SNOW WILL FALL
LATE TONIGHT THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL
ACCOMPANY THE SNOW...CAUSING CONSIDERABLE BLOWING AND DRIFTING
SNOW IN SOME AREAS..

NEZ021-055-040500-
/O.UPG.KCYS.WS.A.0007.090404T1200Z-090405T0600Z/
/O.EXB.KCYS.WS.W.0007.090404T1200Z-090405T0600Z/
MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...BRIDGEPORT...BAYARD...SIDNEY
1246 PM MDT FRI APR 3 2009

...WINTER STORM WARNING IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT
MDT SATURDAY NIGHT...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER
STORM WARNING FOR SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM
6 AM SATURDAY TO MIDNIGHT MDT SATURDAY NIGHT. THE WINTER STORM
WATCH IS NO LONGER IN EFFECT.

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE FRIDAY NIGHT
AND CONTINUE THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL ALSO
PRODUCE BLOWING AND DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES.
BY LATE SATURDAY EVENING...NEW SNOW ACCUMULATIONS OF 5 TO 8 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.

$$

NEZ003-019-020-054-040500-
/O.UPG.KCYS.WS.A.0007.090404T0600Z-090405T0600Z/
/O.EXA.KCYS.WS.W.0007.090404T0600Z-090405T0600Z/
BOX BUTTE-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING...
HARRISBURG...KIMBALL
1246 PM MDT FRI APR 3 2009

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

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

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE FRIDAY NIGHT
AND CONTINUE THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL ALSO
PRODUCE BLOWING AND DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES.
BY LATE SATURDAY EVENING...NEW SNOW ACCUMULATIONS OF 5 TO 8 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.

$$

WYZ059-060-040500-
/O.EXT.KCYS.WS.W.0007.090404T0000Z-090405T0000Z/
CONVERSE-NIOBRARA-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK
1246 PM MDT FRI APR 3 2009

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

THE WINTER STORM WARNING IS NOW IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT SATURDAY. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE THIS EVENING
AND CONTINUE ON SATURDAY. GUSTY NORTH WINDS WILL PRODUCE BLOWING
AND DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES. BY LATE
SATURDAY AFTERNOON...NEW SNOWFALL AMOUNTS OF 5 TO 8 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.

$$

WYZ061>067-069-040500-
/O.CON.KCYS.WS.W.0007.090404T0000Z-090405T0000Z/
SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-NORTH LARAMIE RANGE-
LARAMIE VALLEY-LARAMIE RANGE-PLATTE-CHEYENNE FOOTHILLS-
INCLUDING THE CITIES OF...RAWLINS...HANNA...MEDICINE BOW...
CENTENNIAL...GARRETT...LARAMIE...BUFORD...HORSE CREEK...
WHEATLAND...GUERNSEY...CHEYENNE
1246 PM MDT FRI APR 3 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT SATURDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING
TO 6 PM MDT SATURDAY. 

RAIN AND SNOW WILL SPREAD ACROSS THE AREA LATE THIS AFTERNOON
BEFORE CHANGING TO ALL SNOW EARLY THIS EVENING. THE SNOW WILL
THEN CONTINUE THROUGH TONIGHT INTO SATURDAY...POSSIBLY HEAVY AT
TIMES. GUSTY NORTH WINDS WILL PRODUCE BLOWING AND DRIFTING SNOW
ALONG WITH REDUCED VISIBILITIES. BY LATE SATURDAY AFTERNOON...NEW
SNOWFALL AMOUNTS OF 5 TO 10 INCHES WILL BE POSSIBLE...WITH 10 TO
14 INCHES POSSIBLE OVER THE MOUNTAINS.

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.

$$

NEZ001-002-040500-
/O.CON.KCYS.WS.W.0007.090404T0600Z-090405T0600Z/
SIOUX-DAWES-
INCLUDING THE CITIES OF...HARRISON...CHADRON
1246 PM MDT FRI APR 3 2009

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

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MDT SATURDAY NIGHT. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE TONIGHT AND
CONTINUE THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL ALSO
PRODUCE BLOWING AND DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES.
BY LATE SATURDAY EVENING...NEW SNOW ACCUMULATIONS OF 5 TO 8 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.

$$

WYZ068-070-040500-
/O.CON.KCYS.WS.W.0007.090404T0600Z-090405T0000Z/
GOSHEN-PINE BLUFFS-
INCLUDING THE CITIES OF...TORRINGTON...PINE BLUFFS
1246 PM MDT FRI APR 3 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 6 PM MDT SATURDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT SATURDAY. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE THIS EVENING
AND CONTINUE ON SATURDAY. GUSTY NORTH WINDS WILL PRODUCE BLOWING
AND DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES. BY LATE
SATURDAY AFTERNOON...NEW SNOWFALL AMOUNTS OF 5 TO 8 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.

$$

JR
000 
WWUS45 KCYS 040250
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
850 PM MDT FRI APR 3 2009

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

.A STRONG STORM SYSTEM WILL MOVE ACROSS THE CENTRAL ROCKIES INTO
THE CENTRAL PLAINS THIS WEEKEND...SETTING THE STAGE FOR SIGNIFICANT
SNOWFALL. THE BULK OF THE SNOW WILL FALL FROM MIDNIGHT THROUGH
SATURDAY AFTERNOON. STRONG NORTH WINDS WILL ACCOMPANY THE
SNOW...CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW. 

WYZ059>067-069-041200-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
CONVERSE-NIOBRARA-SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-
NORTH LARAMIE RANGE-LARAMIE VALLEY-LARAMIE RANGE-PLATTE-
CHEYENNE FOOTHILLS-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...RAWLINS...
HANNA...MEDICINE BOW...CENTENNIAL...GARRETT...LARAMIE...BUFORD...
HORSE CREEK...WHEATLAND...GUERNSEY...CHEYENNE
850 PM MDT FRI APR 3 2009

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

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

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP THIS EVENING AND
CONTINUE ON SATURDAY. STRONG NORTH WINDS WILL PRODUCE BLOWING AND
DRIFTING SNOW AND REDUCED VISIBILITIES. BY LATE SATURDAY
AFTERNOON...NEW SNOWFALL AMOUNTS OF 5 TO 9 INCHES WILL BE
POSSIBLE.

AS OF 8 PM...PARTS OF THE SOUTHERN LARAMIE RANGE HAD 1 TO 2 
INCHES OF NEW SNOW ON THE GROUND. NUMEROUS ACCIDENTS DUE TO THE
SNOW AND SLICK ROADS WERE REPORTED IN LARAMIE.

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.

$$

NEZ001>003-019-020-054-041200-
/O.CON.KCYS.WS.W.0007.090404T0600Z-090405T0600Z/
SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...HARRISON...CHADRON...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISBURG...KIMBALL
850 PM MDT FRI APR 3 2009

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

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
MIDNIGHT MDT SATURDAY NIGHT. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP AFTER MIDNIGHT AND
CONTINUE THROUGH SATURDAY EVENING. STRONG NORTH WINDS WILL ALSO 
PRODUCE BLOWING AND DRIFTING SNOW AND REDUCED VISIBILITIES. BY
LATE SATURDAY EVENING...NEW SNOW ACCUMULATIONS OF 5 TO 8 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.

$$

WYZ068-070-041200-
/O.CON.KCYS.WS.W.0007.090404T0600Z-090405T0000Z/
GOSHEN-PINE BLUFFS-
INCLUDING THE CITIES OF...TORRINGTON...PINE BLUFFS
850 PM MDT FRI APR 3 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT
TO 6 PM MDT SATURDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
6 PM MDT SATURDAY. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE THIS EVENING
AND CONTINUE ON SATURDAY. GUSTY NORTH WINDS WILL PRODUCE BLOWING
AND DRIFTING SNOW ALONG WITH REDUCED VISIBILITIES. BY LATE
SATURDAY AFTERNOON...NEW SNOWFALL AMOUNTS OF 5 TO 8 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.

$$

NEZ021-055-041200-
/O.CON.KCYS.WS.W.0007.090404T1200Z-090405T0600Z/
MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...BRIDGEPORT...BAYARD...SIDNEY
850 PM MDT FRI APR 3 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO
MIDNIGHT MDT SATURDAY NIGHT...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO
MIDNIGHT MDT SATURDAY NIGHT. 

SNOW...POSSIBLY HEAVY AT TIMES...WILL DEVELOP LATE FRIDAY NIGHT
AND CONTINUE THROUGH SATURDAY EVENING. GUSTY NORTH WINDS WILL
ALSO PRODUCE BLOWING AND DRIFTING SNOW ALONG WITH REDUCED
VISIBILITIES. BY LATE SATURDAY EVENING...NEW SNOW ACCUMULATIONS
OF 5 TO 8 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.

$$

WEILAND
000 
WWUS45 KCYS 041010
WSWCYS

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
400 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...SETTING THE STAGE FOR SIGNIFICANT
SNOWFALL. THE BULK OF THE SNOW WILL FALL THIS MORNING INTO EARLY
THIS AFTERNOON. STRONG NORTH WINDS WILL ACCOMPANY THE
SNOW...CAUSING CONSIDERABLE BLOWING AND DRIFTING SNOW.

NEZ001>003-019-020-054-041800-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0600Z/
SIOUX-DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-KIMBALL-
INCLUDING THE CITIES OF...HARRISON...CHADRON...ALLIANCE...
SCOTTSBLUFF...GERING...HARRISBURG...KIMBALL
400 AM MDT SAT APR 4 2009

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

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

SNOW...POSSIBLY HEAVY AT TIMES...WILL SPREAD OVER THE AREA THIS
MORNING AND CONTINUE INTO EARLY THIS EVENING. STRONG NORTH WINDS
WILL ALSO PRODUCE BLOWING AND DRIFTING SNOW AND REDUCED
VISIBILITIES. BY LATE THIS EVENING...NEW SNOW ACCUMULATIONS OF 4
TO 7 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.

$$

WYZ059>070-041800-
/O.CON.KCYS.WS.W.0007.000000T0000Z-090405T0000Z/
CONVERSE-NIOBRARA-SOUTHWEST CARBON-NORTH CARBON-SNOWY RANGE-
NORTH LARAMIE RANGE-LARAMIE VALLEY-LARAMIE RANGE-PLATTE-GOSHEN-
CHEYENNE FOOTHILLS-PINE BLUFFS-
INCLUDING THE CITIES OF...DOUGLAS...GLENROCK...LUSK...RAWLINS...
HANNA...MEDICINE BOW...CENTENNIAL...GARRETT...LARAMIE...BUFORD...
HORSE CREEK...WHEATLAND...GUERNSEY...TORRINGTON...CHEYENNE...
PINE BLUFFS
400 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...POSSIBLY HEAVY AT TIMES...WILL MOVE OVER THE AREA TODAY.
STRONG NORTH WINDS WILL PRODUCE BLOWING AND DRIFTING SNOW AND
REDUCED VISIBILITIES. BY LATE THIS AFTERNOON...NEW SNOWFALL
AMOUNTS OF 5 TO 8 INCHES WILL BE POSSIBLE.

AS OF 4 AM THIS MORNING...PARTS OF THE SOUTHERN LARAMIE RANGE AND
LARAMIE COUNTY HAD A GENERAL 2 TO 4 INCHES OF SNOW ON THE GROUND.

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.

$$

NEZ021-055-041800-
/O.CON.KCYS.WS.W.0007.090404T1200Z-090405T0600Z/
MORRILL-CHEYENNE-
INCLUDING THE CITIES OF...BRIDGEPORT...BAYARD...SIDNEY
400 AM MDT SAT APR 4 2009

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

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

SNOW...POSSIBLY HEAVY AT TIMES...IS EXPECTED TO MOVE OVER THE AREA
THIS MORNING AND CONTINUE THROUGH EARLY THIS EVENING. GUSTY NORTH
WINDS WILL ALSO PRODUCE BLOWING AND DRIFTING SNOW ALONG WITH
REDUCED VISIBILITIES. BY LATE SATURDAY EVENING...NEW SNOW
ACCUMULATIONS OF 4 TO 6 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 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.

$$
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.

$$

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 3, 2:52 AM MDT, 1 hour 8 minutes earlier.

Area forecast discussion, Apr 3, 2:52 AM MDT, 1 hour 8 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
252 AM MDT FRI APR 3 2009

.SHORT TERM...TODAY THROUGH SATURDAY NIGHT...
OBVIOUSLY WEATHER WILL BE DOMINATED BY SIGNIFICANT SPRINGTIME STORM
WHICH WILL CRANK UP OVER THE REGION TONIGHT AND CONTINUE THROUGH
SATURDAY BEFORE PULLING AWAY SATURDAY NIGHT. UPPER FLOW IS BACKING
TO SW AHEAD OF DIGGING UPPER TROF OVER THE WESTERN CONUS.  INITIAL
SHORTWAVE EJECTING NE EVIDENT ON SATELLITE WITH A SLUG OF MOISTURE
LIFTING ACROSS MUCH OF WY RIGHT NOW WITH SOME SNOW SHOWERS EMBEDDED
IN THIS MOISTURE SHOT.  THIS WILL CONTINUE TO LIFT NORTHEAST THIS
MORNING BRINGING SOME SCTD PCPN TO MAINLY WESTERN AND NORTHERN PARTS
OF THE CWA.  SOME LULL IN THE ACTIVITY THIS AFTERNOON THOUGH SOME
SHOWERS SHOULD BEGIN IMPINGING OVER THE SOUTHERN CWA LATE THIS
AFTERNOON.  EVEN A FEW RUMBLES OF THUNDER NOT OUT OF THE QUESTION
AS SOME WEAK INSTABILITY PROGGED IN THAT AREA.  BIG CHANGES ENSUE
TONIGHT AS LEE CYCLONE DEEPENS OVER SE COLORADO AND SFC UPSLOPE
INCREASES AND MOISTENS ACROSS THE CWA AHEAD OF UPPER TROF WHICH
CLOSES AN UPPER LOW OVER SRN UTAH THIS EVENING.  WHILE JET DYNAMICS
NOT ALL THAT FAVORABLE OVER THE CWA GOOD DIFLUENT FLOW EXPECTED OVER
THE REGION ESPECIALLY LATER TONIGHT INTO EARLY SATURDAY AS SFC AND
UPPER LOW SLOWLY MOVE EAST INTO THE CENTRAL PLAINS BY SATURDAY
NIGHT.  INCREASING SFC WINDS WILL DEVELOP LATER TONIGHT AND SATURDAY
AS SFC LOW DEEPENS WHICH WILL ADD TO THE EFFECTS OF THE SNOWFALL
THUS WINTER STORM CONDITIONS LOOK TO BE A GOOD BET WITH JUST THE
TIMING AND LOCATION THE MAIN PROBLEMS.  WILL UPGRADE THE SW PART OF
THE CWA TO WARNINGS WITH THIS PACKAGE WILL HOLDING OFF ELSEWHERE
PENDING NEXT MODEL RUNS AS SOME QUESTION AS TO EXACT TRACK OF THIS
SYSTEM. SOME CONCERN AS WELL OVER THE AREA SATURDAY AS BETTER OMEGA
LIFTS MAINLY NORTH WHICH WOULD ACT TO LIMIT SNOWFALL BUT GUSTY SFC
WINDS WILL STILL KEEP CONDITIONS HAZARDOUS. THE SE PANHANDLE LOOKS
TO BE THE LAST AREA FOR PCPN INITIATION AS EVEN SOME DRY SLOTTING
MAY AFFECT THAT AREA TONIGHT.  CONDITIONS WILL IMPROVE FROM WEST TO
EAST SATURDAY NIGHT AS SYSTEM CONTINUES TO MOVE EAST ACROSS SRN
NEBRASKA.

.LONG TERM...SUNDAY THROUGH THURSDAY...
THE MEDIUM RANGE MODELS ALL ARE INDICATING A SLOWING OF THE VERY
PROGRESSIVE UPPER LEVEL STORM TRACK FROM THE PAST FEW WEEKS. THIS IS
LIKELY DUE TO THE PRESENCE OF A SHARPLY AMPLIFIED...BASICALLY FULLY
LATITUDINAL...UPPER LEVEL RIDGE WHICH WILL BEGIN TO IMPACT THE AREA
SUNDAY. THE MODELS ALL ARE INDICATING SOME ENERGY IN THE NORTHERLY
FLOW EAST OF THE UPPER RIDGE MOVING SOUTH ACROSS THE AREA SUNDAY.
WITH THE RIDGE TO THE WEST...A TEMPERATURE GRADIENT WILL EXIST EAST
OF THE LARAMIE RANGE SUNDAY. GENERALLY A WARMING TREND WILL BE
UNDERWAY...BUT WESTERN AREAS WILL SEE MORE WARMING THAN IN THE EAST
WHERE SOME SNOW SHOWER ACTIVITY CAN BE EXPECTED. TEMPERATURES WILL
LIKELY BE A LITTLE COOLER THAN GUIDANCE IS SUGGESTING WITH THE
FORECAST INCLUDING NEW SNOW COVER IN MOST AREAS FROM THE FRIDAY
NIGHT AND SATURDAY PERIODS.

EARLY NEXT WEEK THE EUROPEAN MODEL SHOWS A SLOWER PROGRESSION OF THE
UPPER RIDGE ACROSS THE AREA...BUT THE MODELS AGREE THAT A WARMING
TREND TO SLIGHTLY ABOVE NORMAL TEMPERATURES WILL CONTINUE. DRY
CONDITIONS WILL BE EXPECTED FOR MONDAY AND TUESDAY. THE
EUROPEAN...CANADIAN AND GFS MODELS BOTH INDICATE AN UPPER TROUGH
UNDERCUTTING THE UPPER RIDGE AND MOVING JUST SOUTH OF THE AREA
DURING THE LATE WEDNESDAY INTO THURSDAY TIME-FRAME WHICH WILL LIKELY
RESULT IN GREATER THAN CLIMATOLOGICAL PRECIPITATION CHANCES.
TEMPERATURES MAY POSE AN ISSUE WITH PRECIPITATION TYPE WITH THIS
SYSTEM...WITH EVEN THE COLDEST ENSEMBLE MEMBERS SHOWING HIGHS IN THE
LOWER 40S FOR WEDNESDAY AND THURSDAY. WILL LIKELY SEE RAIN SHOWERS
DURING THE AFTERNOON HOURS CHANGING OVER TO SNOW SHOWERS WEDNESDAY
EVENING. THE EUROPEAN AND GFS MODELS ARE EACH ALREADY SHOWING
GREATER THAN ONE-QUARTER INCH OF PRECIPITATION WITH THIS SYSTEM SO
THIS WILL BE THE SYSTEM TO FOCUS DURING NEXT WEEK.

&&

.AVIATION...
GENERALLY VFR CONDITIONS EXPECTED EAST OF THE LARAMIE
RANGES THIS MORNING WITH SOME MVFR ELSEWHERE DUE TO SCTD SNOW
SHOWERS.  CONDITIONS WILL DETERIORATE FROM NW TO SE THIS AFTERNOON
AND EVENING WITH INCREASINGLY WIDESPREAD IFR/LIFR CONDITIONS DUE TO
LOW CIGS AND VSBYS IN SNOW.

&&

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

&&

SHORT TERM/AVIATION...RE
LONG TERM...CARPENTER
Hazardous weather outlook, Apr 3, 3:44 AM MDT, 16 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE CHEYENNE WY
344 AM MDT FRI APR 3 2009

NEZ001>003-019>021-054-055-WYZ059>070-040945-
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-
344 AM MDT FRI APR 3 2009

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

.DAY ONE...TODAY AND TONIGHT

NEAR NORMAL TEMPERATURES AND SCATTERED SHOWERS ARE EXPECTED
ACROSS MUCH OF THE AREA TODAY AHEAD OF A STRONG SPRING STORM
SYSTEM THAT WILL BRING WINTRY CONDITIONS ACROSS SOUTHEAST WYOMING
AND THE NEBRASKA PANHANDLE. ISOLATED THUNDERSTORMS WILL ALSO BE
POSSIBLE THIS AFTERNOON...ESPECIALLY ACROSS SOUTHEAST WYOMING.

COOLER AIR WILL MOVE INTO THE AREA THIS EVENING ALONG WITH SUPPORT
FOR SIGNIFICANT ACCUMULATING SNOWFALL. STRONG NORTH WINDS WILL
ACCOMPANY THE PRECIPITATION TONIGHT AND INTO SATURDAY AND WINTER
STORM WARNINGS HAVE BEEN POSTED FOR MUCH OF THE AREA TONIGHT AND
THROUGH SATURDAY.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

THE WINTER WEATHER CONDITIONS ARE EXPECTED TO CONTINUE THROUGH
LATE SATURDAY NIGHT. THE STORM SYSTEM IS THEN EXPECTED TO MOVE
EAST OF THE AREA WITH ONLY A FEW SNOW SHOWERS LINGERING INTO
SUNDAY. A WARMING TREND WILL THEN OCCUR THROUGH THE MIDDLE OF NEXT
WEEK...FOLLOWED BY POTENTIAL FOR MORE ACCUMULATING SNOWFALL ACROSS
SOUTHEAST WYOMING AND THE NEBRASKA PANHANDLE WEDNESDAY NIGHT INTO
THURSDAY AS ANOTHER UPPER LEVEL STORM SYSTEM WILL MOVE ACROSS THE
AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE ENCOURAGED TO REPORT ANY ACCUMULATIONS OF NEW
SNOWFALL...OR HAZARDOUS CONDITIONS RESULTING FROM THE COMBINATION
OF FALLING AND BLOWING SNOW TONIGHT THROUGH SATURDAY.

&&

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

Nearby

Winter Storm Warnings in Nebraska, 2009Winter Storm Warnings in Wyoming, 2009Every winter storm 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.