Alert archive / Nebraska / High Wind Warnings in 2011

High Wind Warning 40, NWS Cheyenne, WY

April 21, 20117 counties in Wyoming; 8 counties in Nebraska

NWS Cheyenne, WY issued this high wind warning at Apr 21, 2011, 9:40 AM MDT for 7 counties in Wyoming; 8 counties in Nebraska. It took effect at Apr 22, 2011, 3:00 AM MDT. It was in force for 17 hr. 53 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 21, 2011, 9:40 AM MDT (15:40 UTC)
In effect from
Apr 22, 2011, 3:00 AM MDT
Expired
Apr 22, 2011, 8:00 PM MDT
In force
17 hr
Issued by
NWS Cheyenne, WY

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

The radar

The Cheyenne radar (KCYS), 104 km from the middle of the area, began a volume at 15:45 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 22, 3:15 AM MDTNON-TSTM WND GST 61Bordeaux, WYBORDEAUX WYDOT SITE. ELEV 4698 FEET. FIRST GUST OF THE EVENT GREATER THAN 58 MPH. SUSTAINED WIND AT TIME OF GUST WAS 46 MPH AND REMAINED GTE 40 MPH THROUGH 330 AM MDT. GUSTS OF 61 MPH ALSO CONTINUED THROUGH 330 AM MDT.
Apr 22, 3:55 AM MDTNON-TSTM WND GST 65Bordeaux, WYBORDEAUX WYDOT SITE. ELEV 4698 FEET. STRONGEST WIND GUST OF THE EVENT. SUSTAINED WIND AT TIME OF OBSERVATION WAS 42 MPH. SEVERAL OTHER GUSTS GTE 58 MPH BETWEEN 330 AM MDT AND 500 AM MDT.
Apr 22, 5:35 AM MDTNON-TSTM WND GST 639 S Wheatland, WYBORDEAUX, SUSTAINED WIND SPD 43 MPH.
Apr 22, 5:49 AM MDTNON-TSTM WND GST 612 W Gering, NESCOTTS BLUFF RAWS, ELV. 4224, SUSTAINED WIND SPD 42 MPH.
Apr 22, 7:01 AM MDTHIGH SUST WINDS 47Arlington, WYARLINGTON, SUSTAINED WIND SPD 40-47 MPH WITH GUSTS OF 50-57 MPH ON ALL 5 MINUTE OBSERVATIONS FROM 556 TO 701 AM.
Apr 22, 7:15 AM MDTNON-TSTM WND GST 6014 Wsw Cheyenne, WYEMKAY, SUSTAINED WIND SPD 46 MPH.
Apr 22, 7:41 AM MDTNON-TSTM WND GST 5810 Sw Cheyenne, WYWYO HILL, SUSTAINED WIND SPD 43 MPH.
Apr 22, 8:01 AM MDTNON-TSTM WND GST 5810 Sw Cheyenne, WYWYO HILL, SUSTAINED WIND SPD 43 MPH.
Apr 22, 8:31 AM MDTHIGH SUST WINDS 5010 Sw Cheyenne, WYWYO HILL, SUSTAINED WIND SPD 40-50 MPH WITH GUSTS OF 52-58 MPH ON ALL 5 MINUTE OBSERVATIONS FROM 731 TO 831 AM.
Apr 22, 9:16 AM MDTNON-TSTM WND GST 58Arlington, WYARLINGTON, SUSTAINED WIND SPD 44 MPH.
Apr 22, 9:30 AM MDTNON-TSTM WND GST 6214 Wsw Cheyenne, WYEMKAY, SUSTAINED WIND SPD 54 MPH.
Apr 22, 9:42 AM MDTNON-TSTM WND GST 6113 Wsw Harrisburg, NEBRAVO 01 RAWS, SUSTAINED WIND SPD 40 MPH.
Apr 22, 9:45 AM MDTHIGH SUST WINDS 5016 E Horse Creek, WYWHITAKER, SUSTAINED WIND SPD 40-50 MPH WITH GUSTS OF 51-59 MPH ON ALL 5 MINUTE OBSERVATIONS FROM 840-945 AM.
Apr 22, 9:45 AM MDTNON-TSTM WND GST 5916 E Horse Creek, WYWHITAKER, SUSTAINED WIND SPD 49 MPH.
Apr 22, 9:56 AM MDTNON-TSTM WND GST 5810 Sw Cheyenne, WYWYO HILL, SUSTAINED WIND SPD 43 MPH.
Apr 22, 10:01 AM MDTNON-TSTM WND GST 5810 Sw Cheyenne, WYWYO HILL, SUSTAINED WIND SPD 43 MPH.
Apr 22, 10:10 AM MDTHIGH SUST WINDS 5016 E Horse Creek, WYWHITAKER, SUSTAINED WIND SPD 40-50 MPH WITH GUSTS OF 51-59 MPH ON ALL 5 MINUTE OBSERVATIONS FROM 840-1010 AM.
Apr 22, 10:30 AM MDTNON-TSTM WND GST 6514 Wsw Cheyenne, WYEMKAY, SUSTAINED WIND SPD 47 MPH.
Apr 22, 10:42 AM MDTNON-TSTM WND GST 5813 Wsw Harrisburg, NEBRAVO 01 RAWS, SUSTAINED WIND SPD 41 MPH.
Apr 22, 10:50 AM MDTNON-TSTM WND GST 5816 E Horse Creek, WYWHITAKER, SUSTAINED WIND SPD 43 MPH.
Apr 22, 12:00 PM MDTHIGH SUST WINDS 4616 E Horse Creek, WYWHITAKER, SUSTAINED WIND SPEEDS OF 40-46 MPH WITH GUSTS OF 52-58 MPH FROM 1035 AM TO NOON.
Apr 22, 12:12 PM MDTNON-TSTM WND GST 60Cheyenne, WYSUSTAINED WIND SPD 44 MPH.
Apr 22, 12:20 PM MDTNON-TSTM WND GST 659 S Wheatland, WYBORDEAUX, SUSTAINED WIND SPD 51 MPH.
Apr 22, 12:20 PM MDTNON-TSTM WND GST 669 S Wheatland, WYBORDEAUX, SUSTAINED WIND SPD 46 MPH.
Apr 22, 12:50 PM MDTNON-TSTM WND GST 5814 Ne Centennial, WYQUEALY DOME, SUSTAINED WIND SPD 44 MPH.
Apr 22, 1:10 PM MDTNON-TSTM WND GST 5913 Wnw Laramie, WYHERRICK LANE, SUSTAINED WIND SPD 43 MPH.
Apr 22, 1:10 PM MDTNON-TSTM WND GST 5914 Ne Centennial, WYQUEALY DOME, SUSTAINED WIND SPD 45 MPH.
Apr 22, 1:12 PM MDTNON-TSTM WND GST 60Cheyenne, WYSUSTAINED WIND SPD 44 MPH.
Apr 22, 1:30 PM MDTNON-TSTM WND GST 5814 Wsw Cheyenne, WYEMKAY
Apr 22, 2:15 PM MDTNON-TSTM WND GST 60Whitaker, WYSUSTAINED WIND 49 MPH.
Apr 22, 2:45 PM MDTNON-TSTM WND GST 58Whitaker, WYSUSTAINED WIND 43 MPH.
Apr 22, 2:59 PM MDTNON-TSTM WND GST 59Laramie, WYSUSTAINED WIND 43 MPH.
Apr 22, 3:15 PM MDTNON-TSTM WND GST 58Kimball, NE
Apr 22, 3:20 PM MDTHIGH SUST WINDS 422 Nw Glenrock, WY
Apr 22, 3:20 PM MDTHIGH SUST WINDS 427 Ssw Meriden Rest Area, WY
Apr 22, 3:20 PM MDTNON-TSTM WND GST 598 Ne Albin, NE
Apr 22, 3:40 PM MDTNON-TSTM WND GST 629 S Wheatland, WYSUSTAINED WIND 43 MPH.
Apr 22, 3:42 PM MDTNON-TSTM WND GST 5913 Wsw Harrisburg, NE
Apr 22, 3:45 PM MDTNON-TSTM WND GST 59Laramie, WYSUSTAINED WIND 43 MPH.
Apr 22, 4:27 PM MDTNON-TSTM WND GST 58Sidney, NE
Apr 22, 4:30 PM MDTNON-TSTM WND GST 5816 E Horse Creek, WYSUSTAINED WIND 45 MPH.
Apr 22, 4:30 PM MDTNON-TSTM WND GST 614 Ese I-80 Exit 345, WYSUSTAINED WIND 52 MPH.
Apr 22, 4:39 PM MDTNON-TSTM WND GST 5910 E Harrison, NE
Apr 22, 4:39 PM MDTNON-TSTM WND GST 606 Se Harrisburg, NE
Apr 22, 4:42 PM MDTNON-TSTM WND GST 5913 Wsw Harrisburg, NE
Apr 22, 4:42 PM MDTNON-TSTM WND GST 596 Se Harrisburg, NE
Apr 22, 4:43 PM MDTNON-TSTM WND GST 58Laramie, WY
Apr 22, 4:55 PM MDTNON-TSTM WND GST 6714 Wsw Cheyenne, WYEMKAY.
Apr 22, 5:15 PM MDTNON-TSTM WND GST 59Kimball, NE
Apr 22, 5:35 PM MDTNON-TSTM WND GST 589 S Wheatland, WYWIND GUST 58 MPH TO 59 MPH.
Apr 22, 5:42 PM MDTNON-TSTM WND GST 5913 Wsw Harrisburg, NE
Apr 22, 6:42 PM MDTNON-TSTM WND GST 5913 Wsw Harrisburg, NE
Apr 22, 7:42 PM MDTNON-TSTM WND GST 5813 Wsw Harrisburg, NE

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, 3.7 hours before the alert went out and 251 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 2011-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 2011-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -11 square meters per square second.1939587897Sfc1 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
620 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
-11 m²/s²
0-3 km storm-relative helicity
102 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.

845 
WWUS75 KCYS 211540
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
940 AM MDT THU APR 21 2011

...HIGH WIND EVENT EXPECTED ON FRIDAY...

.A FAST MOVING PACIFIC ORIGIN COLD FRONT WILL QUICKLY SWEEP 
EAST ACROSS OUR COUNTIES TONIGHT. SURFACE LOW PRESSURE WILL FORM
ACROSS WESTERN SOUTH DAKOTA FRIDAY MORNING AND MOVE SLOWLY EAST
BY EVENING. IN THE WAKE OF THE COLD FRONT...A STRONG PRESSURE
GRADIENT AT THE SURFACE WILL COMBINE WITH STRONG WINDS IN THE
LOWER ATMOSPHERE AND SUBSIDENCE BEHIND THE PASSING DISTURBANCE
TO PRODUCE STRONG AND POSSIBLY DAMAGING WINDS ACROSS MUCH OF
SOUTHEAST WYOMING AND WESTERN NEBRASKA.

NEZ002-220500-
/O.CAN.KCYS.HW.W.0039.000000T0000Z-110421T1800Z/
/O.UPG.KCYS.HW.A.0021.110422T1200Z-110423T0000Z/
/O.NEW.KCYS.HW.W.0040.110422T1200Z-110423T0000Z/
DAWES-
INCLUDING THE CITY OF...CHADRON
940 AM MDT THU APR 21 2011

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM MDT FRIDAY...
...HIGH WIND WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM MDT FRIDAY. THE
HIGH WIND WARNING HAS BEEN CANCELLED. THE HIGH WIND WATCH IS NO
LONGER IN EFFECT. 

* TIMING...600 AM THROUGH 600 PM FRIDAY.

* WINDS...WEST TO NORTHWEST WINDS 35 TO 50 MPH WITH GUSTS TO 65
  MPH.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE CAUTION. LIGHTWEIGHT
  AND LOOSE OBJECTS WILL NEED TO BE SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

NEZ003-019>021-054-055-095-096-WYZ101>103-105>108-110-114>119-
220500-
/O.UPG.KCYS.HW.A.0021.110422T1200Z-110423T0000Z/
/O.NEW.KCYS.HW.W.0040.110422T1200Z-110423T0000Z/
BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...ALLIANCE...SCOTTSBLUFF...GERING...
HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...HARRISON...
AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...BORDEAUX...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...
ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY...WOODS LANDING...
LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...
HARRIMAN...WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
940 AM MDT THU APR 21 2011

...HIGH WIND WARNING IN EFFECT FROM 6 AM TO 6 PM MDT FRIDAY...

THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A HIGH WIND
WARNING...WHICH IS IN EFFECT FROM 6 AM TO 6 PM MDT FRIDAY. THE
HIGH WIND WATCH IS NO LONGER IN EFFECT. 

* TIMING...600 AM THROUGH 600 PM FRIDAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT
  LOWER ELEVATIONS...WITH WIND SPEEDS OF 40 TO 55 MPH GUSTING TO
  75 MPH ACROSS THE MOUNTAINS AND WIND PRONE LOCATIONS SUCH AS THE
  WESTERN LARAMIE COUNTY FOOTHILLS...WESTERN PLATTE COUNTY AND THE
  SOUTHERN LARAMIE RANGE.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE CAUTION. LIGHTWEIGHT
  AND LOOSE OBJECTS WILL NEED TO BE SECURED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

RUBIN
8 follow-up statements
670 
WWUS75 KCYS 220329
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
929 PM MDT THU APR 21 2011

...VERY WINDY CONDITIONS TO RAKE THE AREA ON FRIDAY...

.A FAST MOVING PACIFIC COLD FRONT WILL CONTINUE TO SWEEP EAST
ACROSS SOUTHEAST WYOMING AND WESTERN NEBRASKA TONIGHT. SURFACE
LOW PRESSURE WILL FORM ACROSS WESTERN SOUTH DAKOTA FRIDAY MORNING
AND MOVE SLOWLY EAST BY EVENING. IN THE WAKE OF THE COLD FRONT...A
STRONG PRESSURE GRADIENT AT THE SURFACE WILL COMBINE WITH STRONG
WINDS IN THE LOWER ATMOSPHERE TO PRODUCE STRONG AND POSSIBLY
DAMAGING WINDS ACROSS MUCH OF SOUTHEAST WYOMING AND WESTERN
NEBRASKA ON FRIDAY.

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105>108-110-114>119-
221800-
/O.CON.KCYS.HW.W.0040.110422T1200Z-110423T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...
TORRINGTON...ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY...
WOODS LANDING...LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...
HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE...BURNS...
CARPENTER...ALBIN...PINE BLUFFS
929 PM MDT THU APR 21 2011

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM MDT
FRIDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM MDT
FRIDAY. 

* TIMING...6 AM THROUGH 6 PM FRIDAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS...WITH WIND SPEEDS OF 40 TO 55 MPH GUSTING TO 
  75 MPH ACROSS THE MOUNTAINS AND WIND PRONE LOCATIONS SUCH AS 
  THE WESTERN LARAMIE COUNTY FOOTHILLS...WESTERN PLATTE COUNTY 
  AND THE SOUTHERN LARAMIE RANGE. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED EXERCISE EXTREME CAUTION OR DELAY
  TRAVEL IF POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

TCYS
358 
WWUS75 KCYS 220332 CCA
NPWCYS

URGENT - WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE CHEYENNE WY
931 PM MDT THU APR 21 2011

...VERY WINDY CONDITIONS TO RAKE THE AREA ON FRIDAY...

.A FAST MOVING PACIFIC COLD FRONT WILL CONTINUE TO SWEEP EAST
ACROSS SOUTHEAST WYOMING AND WESTERN NEBRASKA TONIGHT. SURFACE
LOW PRESSURE WILL FORM ACROSS WESTERN SOUTH DAKOTA FRIDAY MORNING
AND MOVE SLOWLY EAST BY EVENING. IN THE WAKE OF THE COLD FRONT...A
STRONG PRESSURE GRADIENT AT THE SURFACE WILL COMBINE WITH STRONG
WINDS IN THE LOWER ATMOSPHERE TO PRODUCE STRONG AND POSSIBLY
DAMAGING WINDS ACROSS MUCH OF SOUTHEAST WYOMING AND WESTERN
NEBRASKA ON FRIDAY.

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105>108-110-114>119-
221830-
/O.COR.KCYS.HW.W.0040.110422T1200Z-110423T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-NORTH SNOWY RANGE FOOTHILLS-
SNOWY RANGE-LARAMIE VALLEY-SOUTH LARAMIE RANGE-
SOUTH LARAMIE RANGE FOOTHILLS-CENTRAL LARAMIE COUNTY-
EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...
TORRINGTON...ARLINGTON...ELK MOUNTAIN...CENTENNIAL...ALBANY...
WOODS LANDING...LARAMIE...VEDAUWOO...BUFORD...PUMPKIN VINE...
HORSE CREEK...HARRIMAN...WHITAKER...CHEYENNE...BURNS...
CARPENTER...ALBIN...PINE BLUFFS
931 PM MDT THU APR 21 2011

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM MDT
FRIDAY...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM TO 6 PM MDT
FRIDAY. 

* TIMING...6 AM THROUGH 6 PM FRIDAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS...WITH WIND SPEEDS OF 40 TO 55 MPH GUSTING TO 
  75 MPH ACROSS THE MOUNTAINS AND WIND PRONE LOCATIONS SUCH AS 
  THE WESTERN LARAMIE COUNTY FOOTHILLS...WESTERN PLATTE COUNTY 
  AND THE SOUTHERN LARAMIE RANGE. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR
  DELAY TRAVEL IF POSSIBLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

TCYS
618 
WWUS75 KCYS 220900
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
300 AM MDT FRI APR 22 2011

...VERY WINDY CONDITIONS TODAY...

.A FAST MOVING PACIFIC COLD FRONT WILL CONTINUE TO SWEEP EAST
ACROSS SOUTHEAST WYOMING AND WESTERN NEBRASKA EARLY THIS MORNING.
IN THE WAKE OF THE COLD FRONT...A STRONG PRESSURE GRADIENT AT THE
SURFACE WILL COMBINE WITH STRONG WINDS IN THE LOWER ATMOSPHERE TO
PRODUCE STRONG AND POSSIBLY DAMAGING WINDS ACROSS MUCH OF
SOUTHEAST WYOMING AND WESTERN NEBRASKA THROUGH EARLY THIS EVENING.

WYZ110-222100-
/O.EXT.KCYS.HW.W.0040.110422T0900Z-110423T0000Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
300 AM MDT FRI APR 22 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 PM MDT THIS EVENING...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING...THROUGH 6 PM TODAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105>108-114>119-
222100-
/O.CON.KCYS.HW.W.0040.110422T1200Z-110423T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-SNOWY RANGE-LARAMIE VALLEY-
SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS-
CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...
TORRINGTON...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...
VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK...HARRIMAN...
WHITAKER...CHEYENNE...BURNS...CARPENTER...ALBIN...PINE BLUFFS
300 AM MDT FRI APR 22 2011

...HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO
6 PM MDT THIS EVENING...

A HIGH WIND WARNING REMAINS IN EFFECT FROM 6 AM THIS MORNING TO
6 PM MDT THIS EVENING. 

* TIMING...6 AM THROUGH 6 PM FRIDAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT
  LOWER ELEVATIONS.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

CARPENTER
928 
WWUS75 KCYS 220915
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
315 AM MDT FRI APR 22 2011

...VERY WINDY CONDITIONS TODAY...

.A FAST MOVING PACIFIC COLD FRONT WILL CONTINUE TO SWEEP EAST
ACROSS SOUTHEAST WYOMING AND WESTERN NEBRASKA EARLY THIS MORNING.
IN THE WAKE OF THE COLD FRONT...A STRONG PRESSURE GRADIENT AT THE
SURFACE WILL COMBINE WITH STRONG WINDS IN THE LOWER ATMOSPHERE TO
PRODUCE STRONG AND POSSIBLY DAMAGING WINDS ACROSS MUCH OF
SOUTHEAST WYOMING AND WESTERN NEBRASKA THROUGH EARLY THIS
EVENING.

WYZ117-222100-
/O.EXT.KCYS.HW.W.0040.110422T0915Z-110423T0000Z/
SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...HORSE CREEK...HARRIMAN...WHITAKER
315 AM MDT FRI APR 22 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 PM MDT THIS EVENING...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING...THROUGH 6 PM FRIDAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR
  DELAY TRAVEL IF POSSIBLE...ESPECIALLY ALONG INTERSTATE 25
  BETWEEN CHEYENNE AND THE COLORADO STATE LINE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105>108-114>116-118-
119-222100-
/O.CON.KCYS.HW.W.0040.110422T1200Z-110423T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
EAST PLATTE COUNTY-GOSHEN COUNTY-SNOWY RANGE-LARAMIE VALLEY-
SOUTH LARAMIE RANGE-CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
BORDEAUX...GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...
TORRINGTON...CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...
VEDAUWOO...BUFORD...PUMPKIN VINE...CHEYENNE...BURNS...CARPENTER...
ALBIN...PINE BLUFFS
315 AM MDT FRI APR 22 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

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

* TIMING...6 AM THROUGH 6 PM TODAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

WYZ110-222100-
/O.CON.KCYS.HW.W.0040.000000T0000Z-110423T0000Z/
NORTH SNOWY RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN
315 AM MDT FRI APR 22 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

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

* TIMING...THROUGH 6 PM TODAY.

* WINDS...WEST TO SOUTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR
  DELAY TRAVEL IF POSSIBLE...ESPECIALLY ALONG INTERSTATE 80 NEAR
  THE ARLINGTON INTERCHANGE AND ELK MOUNTAIN AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$
154 
WWUS75 KCYS 220957
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
357 AM MDT FRI APR 22 2011

...VERY WINDY CONDITIONS TODAY...

.A FAST MOVING PACIFIC COLD FRONT WILL CONTINUE TO SWEEP EAST
ACROSS SOUTHEAST WYOMING AND WESTERN NEBRASKA EARLY THIS MORNING.
IN THE WAKE OF THE COLD FRONT...A STRONG PRESSURE GRADIENT AT THE
SURFACE WILL COMBINE WITH STRONG WINDS IN THE LOWER ATMOSPHERE TO
PRODUCE STRONG AND POSSIBLY DAMAGING WINDS ACROSS MUCH OF
SOUTHEAST WYOMING AND WESTERN NEBRASKA THROUGH EARLY THIS
EVENING.

WYZ106-222100-
/O.EXT.KCYS.HW.W.0040.110422T0957Z-110423T0000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
INCLUDING THE CITY OF...BORDEAUX
357 AM MDT FRI APR 22 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 6 PM MDT THIS EVENING...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 6 PM MDT THIS
EVENING. 

* TIMING...THROUGH 6 PM TODAY.

* WINDS...WEST TO SOUTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT
  LOWER ELEVATIONS.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR
  DELAY TRAVEL IF POSSIBLE...ESPECIALLY ALONG INTERSTATE 25
  BETWEEN CHUGWATER AND WHEATLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105-107-108-114>116-
118-119-222100-
/O.CON.KCYS.HW.W.0040.110422T1200Z-110423T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
EAST PLATTE COUNTY-GOSHEN COUNTY-SNOWY RANGE-LARAMIE VALLEY-
SOUTH LARAMIE RANGE-CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...
CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...VEDAUWOO...
BUFORD...PUMPKIN VINE...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
357 AM MDT FRI APR 22 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

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

* TIMING...6 AM THROUGH 6 PM TODAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

WYZ110-117-222100-
/O.CON.KCYS.HW.W.0040.000000T0000Z-110423T0000Z/
NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...ARLINGTON...ELK MOUNTAIN...
HORSE CREEK...HARRIMAN...WHITAKER
357 AM MDT FRI APR 22 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

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

* TIMING...THROUGH 6 PM TODAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH.

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR
  DELAY TRAVEL IF POSSIBLE...ESPECIALLY ALONG INTERSTATE 25
  BETWEEN CHEYENNE AND THE COLORADO STATE LINE...AND ALONG
  INTERSTATE 80 BETWEEN MILE MARKERS 265 TO 280.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$
686 
WWUS75 KCYS 221938
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
138 PM MDT FRI APR 22 2011

...VERY WINDY CONDITIONS TODAY...

.A STRONG PRESSURE GRADIENT AT THE SURFACE WILL COMBINE WITH
STRONG WINDS IN THE LOWER ATMOSPHERE TO PRODUCE STRONG AND
POSSIBLY DAMAGING WINDS ACROSS MUCH OF SOUTHEAST WYOMING AND
WESTERN NEBRASKA THROUGH EARLY THIS EVENING.

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105-107-108-114>116-
118-119-230000-
/O.CON.KCYS.HW.W.0040.000000T0000Z-110423T0000Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
EAST PLATTE COUNTY-GOSHEN COUNTY-SNOWY RANGE-LARAMIE VALLEY-
SOUTH LARAMIE RANGE-CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...
CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...VEDAUWOO...
BUFORD...PUMPKIN VINE...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
138 PM MDT FRI APR 22 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

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

* TIMING...THROUGH 6 PM TODAY.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

WYZ106-110-117-230000-
/O.CON.KCYS.HW.W.0040.000000T0000Z-110423T0000Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...ARLINGTON...ELK MOUNTAIN...
HORSE CREEK...HARRIMAN...WHITAKER
138 PM MDT FRI APR 22 2011

...HIGH WIND WARNING REMAINS IN EFFECT UNTIL 6 PM MDT THIS
EVENING...

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

* TIMING...THROUGH 6 PM TODAY.

* WINDS...WEST TO SOUTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE...ESPECIALLY ALONG INTERSTATE 25 
  BETWEEN CHUGWATER AND WHEATLAND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

TT
489 
WWUS75 KCYS 222335
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
535 PM MDT FRI APR 22 2011

...VERY WINDY CONDITIONS TO PERSIST THROUGH 8 PM...

.A STRONG PRESSURE GRADIENT AT THE SURFACE WILL COMBINE WITH
STRONG WINDS IN THE LOWER ATMOSPHERE TO PRODUCE STRONG AND
POSSIBLY DAMAGING WINDS ACROSS MUCH OF SOUTHEAST WYOMING AND
WESTERN NEBRASKA THROUGH EARLY THIS EVENING.

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105-107-108-114>116-
118-119-230200-
/O.EXT.KCYS.HW.W.0040.000000T0000Z-110423T0200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
EAST PLATTE COUNTY-GOSHEN COUNTY-SNOWY RANGE-LARAMIE VALLEY-
SOUTH LARAMIE RANGE-CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...
CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...VEDAUWOO...
BUFORD...PUMPKIN VINE...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
535 PM MDT FRI APR 22 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 8 PM MDT THIS EVENING...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 8 PM MDT THIS
EVENING. 

* TIMING...THROUGH 8 PM THIS EVENING.

* WINDS...WEST TO NORTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

WYZ106-110-117-230200-
/O.EXT.KCYS.HW.W.0040.000000T0000Z-110423T0200Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...ARLINGTON...ELK MOUNTAIN...
HORSE CREEK...HARRIMAN...WHITAKER
535 PM MDT FRI APR 22 2011

...HIGH WIND WARNING NOW IN EFFECT UNTIL 8 PM MDT THIS EVENING...

THE HIGH WIND WARNING IS NOW IN EFFECT UNTIL 8 PM MDT THIS
EVENING. 

* TIMING...THROUGH 8 PM THIS EVENING.

* WINDS...WEST TO SOUTHWEST 35 TO 50 MPH WITH GUSTS TO 65 MPH AT 
  LOWER ELEVATIONS. 

* IMPACTS...MOTORISTS ESPECIALLY THOSE IN HIGH PROFILE OR 
  LIGHTWEIGHT VEHICLES WILL NEED TO EXERCISE EXTREME CAUTION OR 
  DELAY TRAVEL IF POSSIBLE...ESPECIALLY ALONG INTERSTATE 25 
  BETWEEN CHUGWATER AND WHEATLAND. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A HIGH WIND WARNING MEANS A HAZARDOUS HIGH WIND EVENT IS EXPECTED
OR OCCURRING. SUSTAINED WIND SPEEDS OF AT LEAST 40 MPH OR GUSTS
OF 58 MPH OR MORE CAN LEAD TO PROPERTY DAMAGE. FOR DETAILED ROAD
AND TRAVEL CONDITIONS IN WYOMING AND NEBRASKA...DIAL 5 1 1.

&&

$$

HAHN
049 
WWUS75 KCYS 230152
NPWCYS

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE CHEYENNE WY
752 PM MDT FRI APR 22 2011

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105-107-108-114>116-
118-119-230300-
/O.EXP.KCYS.HW.W.0040.000000T0000Z-110423T0200Z/
DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE-
NORTH SIOUX-SOUTH SIOUX-CONVERSE COUNTY LOWER ELEVATIONS-
NIOBRARA COUNTY-NORTH LARAMIE RANGE-SHIRLEY BASIN-
EAST PLATTE COUNTY-GOSHEN COUNTY-SNOWY RANGE-LARAMIE VALLEY-
SOUTH LARAMIE RANGE-CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY-
INCLUDING THE CITIES OF...CHADRON...ALLIANCE...SCOTTSBLUFF...
GERING...HARRISBURG...BRIDGEPORT...BAYARD...KIMBALL...SIDNEY...
HARRISON...AGATE...DOUGLAS...GLENROCK...LUSK...MEDICINE BOW...
GLENDO...WHEATLAND...CHUGWATER...GUERNSEY...TORRINGTON...
CENTENNIAL...ALBANY...WOODS LANDING...LARAMIE...VEDAUWOO...
BUFORD...PUMPKIN VINE...CHEYENNE...BURNS...CARPENTER...ALBIN...
PINE BLUFFS
752 PM MDT FRI APR 22 2011

...HIGH WIND WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING...

THE HIGH WIND WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING. 

WINDS HAVE DECREASED BELOW CRITICAL THRESHOLDS THIS EVENING
THEREFORE THE HIGH WIND WARNING WILL BE ALLOWED TO EXPIRE AT 8
PM.

$$

WYZ106-110-117-230300-
/O.EXP.KCYS.HW.W.0040.000000T0000Z-110423T0200Z/
CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY-
NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE FOOTHILLS-
INCLUDING THE CITIES OF...BORDEAUX...ARLINGTON...ELK MOUNTAIN...
HORSE CREEK...HARRIMAN...WHITAKER
752 PM MDT FRI APR 22 2011

...HIGH WIND WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING...

THE HIGH WIND WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING. 

WINDS HAVE DECREASED BELOW CRITICAL THRESHOLDS THIS EVENING.
THEREFORE THE HIGH WIND WARNING WILL BE ALLOWED TO EXPIRE AT 8
PM.

$$

HAHN

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 21, 6:09 AM MDTHigh Wind WarningCYSDawes4 hr
Apr 21, 8:58 AM MDTRiver Flood WarningCYSScotts Bluff5 hr

Nearby

High Wind Warnings in Nebraska, 2011High Wind Warnings in Wyoming, 2011Every high wind warning in 2011

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.