Alert archive / Wyoming / Winter Storm Warnings in 2011
Winter Storm Warning 15, NWS Cheyenne, WY
NWS Cheyenne, WY issued this winter storm warning at Nov 11, 2011, 2:28 AM MST for Albany County, Carbon County, Wyoming. It took effect at Nov 12, 2011, 6:00 AM MST. It was in force for 37 hr. 25 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
- Nov 11, 2011, 2:28 AM MST (09:28 UTC)
- In effect from
- Nov 12, 2011, 6:00 AM MST
- Expired
- Nov 13, 2011, 7:13 PM MST
- In force
- 37 hr
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY
The radar
The Cheyenne radar (KCYS), 140 km from the middle of the area, began a volume at 09:31 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Nov 12, 7:00 PM MST | SNOW 6 | 19 Wsw Encampment, WY | DIVIDE PEAK SNOTEL. ELEVATION 8880 FEET. SWE 0.5 INCHES FROM 12/0600L TO 12/1900L. 12 TO 1 RATIO USED. |
| Nov 12, 7:00 PM MST | SNOW 6 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL. ELEVATION 10050 FEET. SWE 0.5 INCHES FROM 12/0600L TO 12/1900L. 12 TO 1 RATIO USED. |
| Nov 12, 7:00 PM MST | SNOW 7.2 | 28 E Savery, WY | WHISKEY PARK SNOTEL. ELEVATION 8950 FEET. SWE 0.6 INCHES FROM 12/0600L TO 12/1900L. 12 TO 1 RATIO USED. |
| Nov 12, 7:00 PM MST | HEAVY SNOW 14.4 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL. ELEVATION 9250 FEET. SWE 1.2 INCHES FROM 12/0600L TO 12/1900L. 12 TO 1 RATIO USED. |
| Nov 13, 5:00 AM MST | SNOW 6 | 10 Wsw Encampment, WY | OLD BATTLE SNOTEL. ELEVATION 10000 FEET. SWE 0.4 INCHES FROM 12/1900L TO 13/0500L. BASED ON 15 TO 1 SNOW TO WATER RATIO. |
| Nov 13, 5:00 AM MST | SNOW 7.5 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL. ELEVATION 9250 FEET. SWE 0.5 INCHES FROM 12/1900L TO 13/0500L. BASED ON 15 TO 1 SNOW TO WATER RATIO. |
| Nov 13, 9:00 AM MST | SNOW 9 | 17 Ene Riverside, WY | SOUTH BRUSH CREEK SNOTEL. ELEVATION 8440 FEET. SWE 0.6 INCHES FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | SNOW 10.5 | 6 Sw Centennial, WY | CINNABAR SNOTEL. ELEVATION 9574 FEET. SWE 0.7 INCHES FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | SNOW 10.5 | 7 Nw Centennial, WY | BROOKLYN LAKE SNOTEL. ELEVATION 10240 FEET. SWE 0.7 INCHES FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | HEAVY SNOW 12 | 17 Sw Encampment, WY | SANDSTONE RANGER STATION SNOTEL. ELEVATION 8150 FEET. SWE 0.8 INCHES FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | HEAVY SNOW 13.5 | 12 Wnw Centennial, WY | NORTH FRENCH CREEK SNOTEL. ELEVATION 10130 FEET. SWE 0.9 INCHES FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | HEAVY SNOW 15 | 14 E Dixon, WY | BATTLE MOUNTAIN SNOTEL. ELEVATION 7440 FEET. SWE 1.0 INCH FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | HEAVY SNOW 16.5 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL. ELEVATION 10050 FEET. SWE 1.1 INCHES FROM 12/0600L TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | HEAVY SNOW 19.5 | 19 Wsw Encampment, WY | DIVIDE PEAK SNOTEL. ELEVATION 8880 FEET. SWE 1.3 INCHES FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | HEAVY SNOW 25.5 | 12 Sw Encampment, WY | WHISKEY PARK SNOTEL. ELEVATION 8950 FEET. SWE 1.7 INCHES FROM 12/0600L TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 9:00 AM MST | HEAVY SNOW 34.5 | 5 Sw Encampment, WY | WEBBER SPRINGS SNOTEL. ELEVATION 9250 FEET. SWE 2.3 INCHES FROM 12/0600 TO 13/0900L. 15 TO 1 RATIO USED. |
| Nov 13, 6:00 PM MST | HEAVY SNOW 9 | 17 Ene Riverside, WY | SOUTH BRUSH CREEK SNOTEL SITE AT 8440 FT. SWE 0.6. RATIO 15-1. |
| Nov 13, 6:00 PM MST | HEAVY SNOW 12 | 17 W Encampment, WY | SANDSTONE RANGER STATION SNOTEL SITE.ELEVATION 8150 SWE.8.RATIO 15-1. |
| Nov 13, 6:00 PM MST | HEAVY SNOW 13.5 | 6 Sw Centennial, WY | CINNABAR PARK SNOTEL SITE AT 9574 FT. SWE 0.9. RATIO 15-1 |
| Nov 13, 6:00 PM MST | HEAVY SNOW 15 | 7 Nw Centennial, WY | BROOKLYN LAKE SNOTEL SITE AT 10240 FT. SWE 1.0. RATIO 15-1. |
| Nov 13, 6:00 PM MST | HEAVY SNOW 16.5 | 12 Wnw Centennial, WY | NORTH FRENCH CREEK SNOTEL SITE AT 10130 FT. SWE 1.1. RATIO 15-1. |
| Nov 13, 6:00 PM MST | HEAVY SNOW 19.5 | 19 Wsw Encampment, WY | SWE 1.3. RATIO 15-1. ELEVATION 8880. DIVIDE PEAK SNOTEL SITE |
| Nov 13, 6:00 PM MST | HEAVY SNOW 19.5 | 30 Wnw Laramie, WY | SAND LAKE SNOTEL SITE AT 10050 FT. SWE 1.3. RATIO 15-1. |
| Nov 13, 6:00 PM MST | HEAVY SNOW 22.5 | 14 E Dixon, WY | SNOTEL SITE AT 7440 FT. SWE 1.5. RATIO 15-1. BATTLE MOUNTAIN. |
| Nov 13, 6:00 PM MST | HEAVY SNOW 40.5 | 10 Wsw Encampment, WY | OLD BATTLE SNOTEL SITE AT 10000 FT. SWE 2.7. RATIO 15-1 |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Riverton, WY (KRIW), launched 00:00Z, 9.5 hours before the alert went out and 230 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 3979 m above ground
- 0-6 km bulk shear
- 38 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 99 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
864 WWUS45 KCYS 110928 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 228 AM MST FRI NOV 11 2011 ...A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND HIGH PLAINS THIS WEEKEND... .A PACIFIC STORM SYSTEM WILL SPREAD SNOW MAINLY ACROSS AREAS ALONG AND WEST OF THE LARAMIE RANGE SATURDAY AND SUNDAY. MOST OF THE SNOW WILL FALL OVER THE SIERRA MADRE AND SNOWY RANGES...WHERE WELL OVER A FOOT OF SNOW IS EXPECTED. IN ADDITION TO SIGNIFICANT SNOW ACCUMULATIONS WILL BE VERY STRONG WINDS. SUSTAINED WEST WINDS OF 40 TO 50 MPH WITH GUSTS TO 70 MPH ARE EXPECTED WITH THIS STORM SYSTEM. THE SNOW AND WINDS WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW AND NEAR ZERO VISIBILITIES AT TIMES. THE SNOW AND WINDS ARE EXPECTED TO TAPER OFF BY EARLY MONDAY MORNING. WYZ112-114-120000- /O.UPG.KCYS.WS.A.0012.111112T1300Z-111114T0100Z/ /O.NEW.KCYS.WS.W.0015.111112T1300Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 228 AM MST FRI NOV 11 2011 ...WINTER STORM WARNING IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MST SUNDAY NIGHT... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A WINTER STORM WARNING FOR HEAVY SNOW AND BLOWING SNOW...WHICH IS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MST SUNDAY NIGHT. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED THROUGH SUNDAY EVENING. THE HIGHEST AMOUNTS WILL BE OVER THE SIERRA MADRE RANGE AND ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 40 TO 50 MPH...WITH GUSTS TO 70 MPH ARE EXPECTED. VISIBILITIES OF ONE QUARTER MILE OR LESS CAN BE EXPECTED...WITH NEAR WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE DURING THE STORM. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WYOROAD.INFO. && $$ RUBIN
8 follow-up statements
624 WWUS45 KCYS 112019 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 119 PM MST FRI NOV 11 2011 ...A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND HIGH PLAINS THIS WEEKEND... .A PACIFIC STORM SYSTEM WILL SPREAD SNOW MAINLY ACROSS HIGHER ELEVATIONS OF SOUTHEAST WYOMING SATURDAY AND SUNDAY. THE BULK OF THE SNOW WILL FALL OVER THE SIERRA MADRES AND SNOWY MOUNTAINS... WHERE WELL OVER A FOOT OF SNOW IS EXPECTED. IN ADDITION TO SIGNIFICANT SNOW ACCUMULATIONS WILL BE VERY STRONG WINDS. SUSTAINED WESTERLY WINDS OF 35 TO 55 MPH WITH GUSTS OVER 75 MPH ARE EXPECTED WITH THIS STORM SYSTEM. SNOW IS EXPECTED TO TAPER OFF BY SUNDAY EVENING. WYZ112-114-121000- /O.CON.KCYS.WS.W.0015.111112T1300Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 119 PM MST FRI NOV 11 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MST SUNDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MST SUNDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED THROUGH SUNDAY EVENING. THE HIGHEST AMOUNTS WILL BE OVER THE SIERRA MADRE RANGE AND ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 35 TO 55 MPH...WITH GUSTS OVER 75 MPH ARE EXPECTED. VISIBILITIES WILL LOWER TO ONE QUARTER MILE OR LESS...WITH WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE DURING THE STORM. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WWW.WYOROAD.INFO. && $$ TT
995 WWUS45 KCYS 120400 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 900 PM MST FRI NOV 11 2011 ...A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND HIGH PLAINS THIS WEEKEND... .A PACIFIC STORM SYSTEM WILL SPREAD SNOW AND STRONG WINDS MAINLY ACROSS THE SNOWY AND SIERRA MADRE RANGES AND NEARBY AREAS. OVER THOSE MOUNTAINS UP TO 20 INCHES OF NEW SNOW IS EXPECTED. IN ADDITION TO SIGNIFICANT SNOW ACCUMULATIONS WILL BE VERY STRONG WINDS. SUSTAINED WESTERLY WINDS OF 35 TO 55 MPH WITH GUSTS OVER 75 MPH ARE EXPECTED WITH THIS STORM SYSTEM. THE SNOW IS EXPECTED TO TAPER OFF OVER THE MOUNTAINS BY SUNDAY EVENING. WYZ112-114-121300- /O.CON.KCYS.WS.W.0015.111112T1300Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 900 PM MST FRI NOV 11 2011 ...WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MST SUNDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT FROM 6 AM SATURDAY TO MIDNIGHT MST SUNDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED THROUGH SUNDAY EVENING. THE HIGHEST AMOUNTS WILL BE OVER THE SIERRA MADRE RANGE AND ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 35 TO 55 MPH...WITH GUSTS OVER 75 MPH ARE EXPECTED. VISIBILITIES WILL LOWER TO ONE QUARTER MILE OR LESS...WITH WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE DURING THE STORM. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WWW.WYOROAD.INFO. && $$ WEILAND
802 WWUS45 KCYS 121118 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 418 AM MST SAT NOV 12 2011 ...A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND HIGH PLAINS THIS WEEKEND... .A PACIFIC STORM SYSTEM WILL SPREAD SNOW AND STRONG WINDS MAINLY ACROSS THE SNOWY AND SIERRA MADRE RANGES AND NEARBY AREAS. OVER THOSE MOUNTAINS UP TO 20 INCHES OF NEW SNOW IS EXPECTED. IN ADDITION TO SIGNIFICANT SNOW ACCUMULATIONS WILL BE VERY STRONG WINDS. SUSTAINED WEST WINDS OF 35 TO 55 MPH WITH GUSTS TO 70 MPH ARE EXPECTED WITH THIS STORM SYSTEM. THE SNOW IS EXPECTED TO TAPER OFF OVER THE MOUNTAINS BY SUNDAY EVENING. WYZ112-114-122300- /O.CON.KCYS.WS.W.0015.111112T1300Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 418 AM MST SAT NOV 12 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SUNDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SUNDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED THROUGH SUNDAY EVENING. THE HIGHEST AMOUNTS WILL BE OVER THE SIERRA MADRE RANGE AND ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 35 TO 55 MPH...WITH GUSTS TO 70 MPH ARE EXPECTED. VISIBILITIES WILL LOWER TO ONE QUARTER MILE OR LESS...WITH WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE DURING THE STORM. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WWW.WYOROAD.INFO. && $$ RUBIN
307 WWUS45 KCYS 122024 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 124 PM MST SAT NOV 12 2011 ...A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND HIGH PLAINS THIS WEEKEND... .A PACIFIC STORM SYSTEM WILL SPREAD SNOW MAINLY ACROSS HIGHER ELEVATIONS OF SOUTHEAST WYOMING SATURDAY AND SUNDAY. THE BULK OF THE SNOW WILL FALL OVER THE SIERRA MADRES AND SNOWY RANGE THIS AFTERNOON...WHERE WELL OVER A FOOT OF SNOW IS EXPECTED. AFTER A BRIEF LULL IN THE SNOWFALL LATE TONIGHT...SNOW IS EXPECTED TO REDEVELOP BY EARLY SUNDAY MORNING. IN ADDITION TO SIGNIFICANT SNOW ACCUMULATIONS WILL BE VERY STRONG WINDS. SUSTAINED WESTERLY WINDS OF 35 TO 55 MPH WITH GUSTS OVER 75 MPH ARE EXPECTED WITH THIS STORM SYSTEM. SNOW IS EXPECTED TO TAPER OFF BY SUNDAY EVENING. WYZ112-114-131245- /O.CON.KCYS.WS.W.0015.000000T0000Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 124 PM MST SAT NOV 12 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SUNDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SUNDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED THROUGH SUNDAY EVENING. THE HIGHEST AMOUNTS WILL BE OVER THE SIERRA MADRE RANGE AND ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 35 TO 55 MPH...WITH GUSTS TO 70 MPH ARE EXPECTED. VISIBILITIES WILL LOWER TO ONE QUARTER MILE OR LESS...WITH WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE DURING THE STORM. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WWW.WYOROAD.INFO. && $$ TT
790 WWUS45 KCYS 130452 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 952 PM MST SAT NOV 12 2011 ...A PACIFIC STORM SYSTEM WILL MOVE ACROSS THE ROCKIES AND HIGH PLAINS THIS WEEKEND... .A PACIFIC STORM SYSTEM WILL SPREAD SNOW MAINLY ACROSS HIGHER ELEVATIONS OF SOUTHEAST WYOMING THROUGH SUNDAY. THE BULK OF THE SNOW HAS FALLEN OVER THE SIERRA MADRES AND SNOWY RANGE THIS AFTERNOON AND EVENING...WHERE WELL OVER A FOOT OF SNOW HAS FALLEN IN PLACES. AFTER A BRIEF LULL IN THE SNOWFALL LATE TONIGHT...SNOW IS EXPECTED TO REDEVELOP BY EARLY SUNDAY MORNING. IN ADDITION TO SIGNIFICANT SNOW ACCUMULATIONS WILL BE VERY STRONG WINDS. SUSTAINED WESTERLY WINDS OF 35 TO 55 MPH WITH GUSTS OVER 75 MPH ARE EXPECTED WITH THIS STORM SYSTEM. SNOW IS EXPECTED TO TAPER OFF BY SUNDAY EVENING. WYZ112-114-131700- /O.CON.KCYS.WS.W.0015.000000T0000Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 952 PM MST SAT NOV 12 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SUNDAY NIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST SUNDAY NIGHT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 12 TO 20 INCHES ARE EXPECTED THROUGH SUNDAY EVENING. THE HIGHEST AMOUNTS WILL BE OVER THE SIERRA MADRE RANGE AND ON WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 35 TO 55 MPH...WITH GUSTS TO 70 MPH ARE EXPECTED. VISIBILITIES WILL LOWER TO ONE QUARTER MILE OR LESS...WITH WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BECOME SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE DURING THE STORM. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING FOR HEAVY SNOW MEANS SEVERE WINTER WEATHER CONDITIONS ARE EXPECTED OR OCCURRING. SIGNIFICANT AMOUNTS OF SNOW ARE FORECAST THAT WILL MAKE TRAVEL DANGEROUS. ONLY TRAVEL IN AN EMERGENCY. IF YOU MUST TRAVEL...KEEP AN EXTRA FLASHLIGHT... FOOD...AND WATER IN YOUR VEHICLE IN CASE OF AN EMERGENCY. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5-1-1 OR ON THE INTERNET AT WWW.WYOROAD.INFO. && $$
018 WWUS45 KCYS 131058 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 358 AM MST SUN NOV 13 2011 ...MORE SNOW FOR THE SNOWY AND SIERRA MADRE MOUNTAIN RANGES TODAY... .A PACIFIC STORM SYSTEM WILL BRING ADDITIONAL SNOW TO THE HIGHER ELEVATIONS OF SOUTHEAST WYOMING TODAY. AFTER A BRIEF LULL IN THE SNOWFALL OVERNIGHT...IT IS EXPECTED TO INCREASE EARLY THIS MORNING...WITH 4 TO 8 INCHES EXPECTED THROUGH THIS EVENING. IN ADDITION TO SNOWFALL...SUSTAINED WESTERLY WINDS OF 30 TO 45 MPH WITH GUSTS TO 60 WILL CREATE BLOWING SNOW AND REDUCED VISIBILITIES TODAY. THE SNOW WILL GRADUALLY TAPER OFF THIS AFTERNOON AND EVENING. WYZ112-114-132300- /O.CON.KCYS.WS.W.0015.000000T0000Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 358 AM MST SUN NOV 13 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 12 TO 24 INCHES ARE EXPECTED THROUGH SUNDAY EVENING. THE HIGHEST AMOUNTS WILL BE OVER THE SIERRA MADRE RANGE AND ALONG WEST AND NORTHWEST FACING SLOPES. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 30 TO 45 MPH...WITH GUSTS TO 60 MPH ARE EXPECTED. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS...WITH WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. 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. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5 1 1...OR ON THE INTERNET AT WWW.WYOROAD.INFO. && $$ JAMSKI
623 WWUS45 KCYS 131950 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 1250 PM MST SUN NOV 13 2011 ...SNOW WILL CONTINUE OVER THE SNOWY RANGE AND SIERRA MADRE RANGE TONIGHT... .A PACIFIC STORM SYSTEM WILL BRING ADDITIONAL SNOW TO THE HIGHER ELEVATIONS OF SOUTHEAST WYOMING TODAY. IN ADDITION TO SNOWFALL...SUSTAINED WESTERLY WINDS OF 30 TO 45 MPH WITH GUSTS TO 60 WILL CREATE BLOWING SNOW AND REDUCED VISIBILITIES. THE SNOW WILL GRADUALLY TAPER OFF LATE THIS EVENING. WYZ112-114-140700- /O.CON.KCYS.WS.W.0015.000000T0000Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 1250 PM MST SUN NOV 13 2011 ...WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT... A WINTER STORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT MST TONIGHT. * TOTAL SNOW ACCUMULATIONS...SNOW ACCUMULATIONS OF 1 TO 2 FEET ARE EXPECTED THROUGH THIS EVENING WITH LOCALLY HIGHER AMOUNTS UP TO 3 FEET POSSIBLE OVER THE HIGHER RIDGES OF THE SIERRA MADRE RANGE. * WINDS/VISIBILITIES...SUSTAINED WEST TO NORTHWEST WINDS OF 30 TO 45 MPH...WITH GUSTS TO 60 MPH ARE EXPECTED. VISIBILITIES WILL BE REDUCED TO ONE QUARTER MILE OR LESS...WITH WHITEOUT CONDITIONS AT TIMES IN SNOW AND BLOWING SNOW. * IMPACTS...ROADS WILL BE SLICK AND SNOW COVERED...AND VISIBILITIES WILL BE SIGNIFICANTLY REDUCED...MAKING TRAVEL DIFFICULT TO IMPOSSIBLE. HUNTERS THAT MAY BE HEADING TO THIS AREA SHOULD TAKE THE NECESSARY PRECAUTIONS TO PREPARE FOR THESE WINTRY CONDITIONS. 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. THE LATEST ROAD CONDITIONS PROVIDED BY THE WYOMING DEPARTMENT OF TRANSPORTATION ARE AVAILABLE BY CALLING 5 1 1...OR ON THE INTERNET AT WWW.WYOROAD.INFO. && $$ TT
364 WWUS45 KCYS 140213 WSWCYS URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE CHEYENNE WY 713 PM MST SUN NOV 13 2011 ...THE SNOW HAS TAPERED OFF OR ENDED OVER THE SNOWY AND SIERRA RANGES SINCE LATE AFTERNOON... .THE STORM SYSTEM THAT PRODUCED THE LARGE AMOUNTS OF SNOW AND STRONG WINDS ACROSS THE SNOWY AND SIERRA MADRE RANGES HAS MOVED SOUTHEAST OF THE AREA. AS A RESULT...THE SNOW HAS TAPER OFF OR EVEN ENDED OVER THOSE AREAS EARLY THIS EVENING. THE PREVIOUSLY ISSUED WINTER STORM WARNING HAS BEEN CANCELLED DUE TO THE DECREASE IN THE SNOWFALL. WYZ112-114-140315- /O.CAN.KCYS.WS.W.0015.000000T0000Z-111114T0700Z/ SIERRA MADRE RANGE-SNOWY RANGE- INCLUDING THE CITIES OF...CENTENNIAL...ALBANY...WOODS LANDING 713 PM MST SUN NOV 13 2011 ...WINTER STORM WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS CANCELLED THE WINTER STORM WARNING. THE STORM SYSTEM THAT PRODUCED THE LARGE AMOUNTS OF SNOW AND STRONG WINDS ACROSS THE SNOWY AND SIERRA MADRE RANGES HAS MOVED SOUTHEAST OF THE AREA. AS A RESULT...THE SNOW HAS TAPER OFF OR EVEN ENDED OVER THOSE AREAS EARLY THIS EVENING. THE PREVIOUSLY ISSUED WINTER STORM WARNING HAS BEEN CANCELLED DUE TO THE DECREASE IN THE SNOWFALL. TOTAL STORM SNOW AMOUNTS FOR THE SNOWY AND SIERRA MADRE RANGES WAS BETWEEN 1 AND 3 FEET WHICH MAINLY FELL SATURDAY AFTERNOON THROUGH THIS MORNING. TRAVEL AND OUTDOOR ACTIVITIES WILL CONTINUE TO BE DIFFICULT IN THE MOUNTAINS THE REST OF TONIGHT AND MONDAY DUE TO THE RECENT SNOWFALL AND STRONG WIND GUSTS. WIND GUSTS WILL CONTINUE TO BE AS HIGH AS 60 MPH IN OPEN AREAS THROUGH MONDAY. THOSE WINDS WILL PRODUCE CONSIDERABLE BLOWING AND DRIFTING SNOW AND COLD WIND CHILL VALUES. $$ WEILAND
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 Nov 10, 10:26 PM MST, 4 hours 2 minutes earlier.
Area forecast discussion, Nov 10, 10:26 PM MST, 4 hours 2 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE CHEYENNE WY
1026 PM MST THU NOV 10 2011
.AVIATION...06Z TAF ISSUANCE...
VFR CONDITIONS WILL PERSIST OVER THE CWA THROUGH EARLY FRIDAY NIGHT
WITH MID AND HIGH CLOUDS OVER THE REGION. CLOUD BASES WILL LOWER
OVER THE CWA LATER FRIDAY NIGHT AND SATURDAY. SNOW WILL AFFECT THE
MOUNTAINS AND NEARBY AREAS...WITH MVFR OR LOWER CEILINGS AND
VISIBILITIES IN SNOW OVER THE LOWER ELEVATIONS OF CARBON AND ALBANY
COUNTIES. THE SNOWY AND SIERRA MADRE RANGES WILL BE OBSCURED LATE
FRIDAY NIGHT AND SATURDAY. WESTERLY SURFACE WINDS WILL BE THE MAIN
CONCERN OVER MUCH OF THE CWA THROUGH THE MID PART OF NEXT
WEEK...ESPECIALLY OVER THE WYOMING PART OF THE CWA. IN AREAS ALONG
AND WEST OF THE LARAMIE RANGE THE WINDS WILL GUST AS HIGH AS 45
KNOTS THROUGH EARLY FRIDAY NIGHT AND AS HIGH AS 65 KNOTS LATE FRIDAY
NIGHT AND SATURDAY. THE VERY STRONG WINDS WILL RETURN TO THE
WYOMING PART OF THE CWA MONDAY THROUGH WEDNESDAY.
&&
.PREVIOUS DISCUSSION.../ISSUED AT 622 PM MST THU NOV 10 2011/...
.DISCUSSION...
WINDS ACROSS SOUTHEAST WYOMING WILL CONTINUE TO BE THE MAIN CONCERN
FOR THE REST OF TONIGHT. THE BEST SURFACE PRESSURE FALLS HAVE MOVED
EAST AND OVER THE NORTHERN PLAINS EARLY THIS EVENING. HOWEVER...
THE SURFACE TROUGH WILL REMAIN OVER FAR WESTERN NEBRASKA TONIGHT AND
WINDS ON THE LOWEST GATE OF THE MEDICINE BOW PROFILER WERE UP TO 45
KNOTS AND KBRX HAD A GUST TO 44 MPH AT 01Z. WILL CONTINUE THE
MENTION OF WIND GUSTS UP TO 45 MPH FOR THE WIND CORRIDOR TONIGHT.
PREVIOUS FORECAST AND HIGHLIGHTS ARE IN GOOD SHAPE AND ONLY MINOR
CHANGES WERE MADE TO THE FIRST PERIOD OF THE FORECAST IN A RECENT
UPDATE.
&&
.PREVIOUS DISCUSSION.../ISSUED AT 440 PM MST THU NOV 10 2011/...
.AVIATION...00Z TAF ISSUANCE...
VFR CONDITIONS WILL PERSIST OVER THE CWA THROUGH EARLY FRIDAY NIGHT
WITH MID AND HIGH CLOUDS OVER THE REGION. CLOUD BASES WILL LOWER
OVER THE CWA LATER FRIDAY NIGHT AND SATURDAY. SNOW WILL AFFECT THE
MOUNTAINS...WITH MVFR OR LOWER CEILINGS AND VISIBILITIES IN SNOW
OVER THE LOWER ELEVATIONS OF CARBON AND ALBANY COUNTIES. THE SNOWY
AND SIERRA MADRE RANGES WILL BE OBSCURED LATE FRIDAY NIGHT AND
SATURDAY. WESTERLY SURFACE WINDS WILL BE THE MAIN CONCERN OVER MUCH
OF THE CWA THROUGH THE MID PART OF NEXT WEEK...ESPECIALLY OVER THE
WYOMING PART OF THE CWA. IN AREAS ALONG AND WEST OF THE LARAMIE
RANGE THE WINDS WILL GUST AS HIGH AS 45 KNOTS THROUGH EARLY FRIDAY
NIGHT AND AS HIGH AS 65 KNOTS LATE FRIDAY NIGHT AND SATURDAY. THE
VERY STRONG WINDS WILL RETURN TO THE WYOMING PART OF THE CWA MONDAY
THROUGH WEDNESDAY.
&&
.PREVIOUS DISCUSSION.../ISSUED AT 339 PM MST THU NOV 10 2011/...
SHORT TERM...TONIGHT THROUGH SATURDAY...
WINDS CONTINUE TO BE STRONG OVER THE FAVORED WINDY AREAS THIS
AFTERNOON...SUCH AS BORDEAUX...VEDAUWOO...AND ARLINGTON. EXPECTING
WINDS TO SUBSIDE A BIT OVERNIGHT...BUT WITH AN INVERSION SETTING IN
TONIGHT...SOME OF THE STRONGER WINDS ALOFT MAY CONTINUE TO BE
DIRECTED DOWNWARD. NOT EXPECTING HIGH WIND WARNING TYPE WINDS
TONIGHT...BUT 45 TO 50 MPH GUSTS ARE LIKELY. MEDICINE BOW PROFILER
CONTINUE TO SHOW 45 KT WINDS NEAR THE SURFACE. STRONGEST WINDS WILL
BE FROM LATE FRIDAY NIGHT AND SATURDAY...WHEN A SHORTWAVE TROUGH AND
ATTENDANT COLD FRONT MOVES ACROSS SOUTHEAST WYOMING. HAVE ISSUED A
HIGH WIND WATCH FOR FRI NIGHT AND SAT...WITH SUSTAINED WINDS OF
35 TO 50 MPH. GUSTS OF 60 TO 70 APPEAR LIKELY...ESPECIALLY DURING
THE DAY SAT...AND MAY SEE SOME GUSTS HIGHER THAN THAT IN
AFOREMENTIONED WIND PRONE AREAS...ESPECIALLY IF THE 12Z NAM VERIFIES.
IN ADDITION TO WIND CONCERNS...THERE IS THE POTENTIAL OF SIGNIFICANT
SNOW INTO THE SIERRA MADRE AND SNOW RANGES. SNOW SHOULD START IN THE
MOUNTAINS LATE FRI NIGHT/EARLY SAT AS THE SHORTWAVE MOVES INTO
WYOMING...WITH SNOW LINGERING WELL INTO SUNDAY. LOWER ELEVATIONS
SHOULD NOT SEE MUCH FOR SNOW ACCUMULATIONS...AND NEITHER SHOULD THE
LARAMIE RANGE. PRECIPITATION SHADOW WILL EFFECT THE LARAMIE RANGE
WITH POINTS EAST OF THE LARAMIE RANGE HAVING LITTLE IF ANY CHANCE
FOR ACCUMULATIONS OF SNOW.
LONG TERM...SATURDAY NIGHT THROUGH THURSDAY...12Z MODELS IN BETTER
AGREEMENT COMPARED TO YESTERDAY...INDICATING AN EXTENDED PERIOD OF
STRONG GUSTY WINDS ACROSS SOUTHEAST WYOMING AND PORTIONS OF WESTERN
NEBRASKA THROUGH THE MIDDLE OF NEXT WEEK. ALL MODELS SHOW THE BASE
OF AN UPPER LEVEL TROUGH AND ASSOCIATED STRONG COLD FRONT PUSHING
THROUGH THE AREA SATURDAY NIGHT...WITH THE MID TO UPPER LEVEL FLOW
GRADUALLY TRANSITIONING TO ZONAL FLOW BY NEXT WEEK AS SEVERAL WEAK
UPPER LEVEL DISTURBANCES PUSH ACROSS WYOMING EMBEDDED IN THE MEAN
WESTERLY FLOW ALOFT. FOR MOST OF SOUTHEAST WYOMING...THIS PATTERN
WILL RESULT IN STRONG GUSTY WINDS POTENTIALLY LASTING THROUGH
WEDNESDAY WITH BREEZY CONDITIONS OVER WESTERN NEBRASKA...AND SOME
MOUNTAIN SNOWFALL. THE VALLEYS AND HIGH PLAINS WILL REMAIN
RELATIVELY DRY NEXT WEEK DUE TO DOWNSLOPE FLOW. A LEE-SIDE SURFACE
TROUGH WILL REMAIN OVER THE NORTHERN AND CENTRAL GREAT PLAINS
THROUGH THE WEEK...AND CURRENT MODELS ARE STILL TRENDING HIGHER ON
WIND SPEEDS WITH 700MB WINDS NOW OVER 70 KNOTS AT TIMES SUNDAY
THROUGH WEDNESDAY MORNING.
THEREFORE...EXPECT PERIODS OF STRONG WINDS OVER SOUTHEAST
WYOMING...ESPECIALLY OVER THE WIND PRONE AREAS FROM THE NORTHERN
SNOW RANGE FOOTHILLS EASTWARD TO THE LARAMIE RANGE WHERE GUSTS UP
TO 70 MPH ARE POSSIBLE. WOULD NOT BE SURPRISED TO HIGH WIND
WARNING HEADLINES THROUGH EARLY NEXT WEEKEND IN THIS PATTERN.
EXTENDED MODELS HINT AT AN UPPER LEVEL RIDGE DEVELOPING OVER THE
WESTERN UNITED STATES BY LATER NEXT WEEK...RESULTING IN SLIGHTLY
LOWER WINDS OVER WYOMING.
HIGH TEMPERATURES WILL LOWER INTO SUNDAY AND EARLY NEXT WEEK AS
THE FRONT MOVES ACROSS THE AREA...BUT WILL STILL BE NEAR AVERAGE
FOR THIS TIME OF THE YEAR WITH 30S AND 40S ACROSS MOST OF
SOUTHEAST WYOMING AND HIGHS AROUND 50 DEGREES ACROSS WESTERN
NEBRASKA.
&&
.AVIATION...18Z TAF ISSUANCE. VFR CONDITIONS WILL PREVAIL DURING
THE NEXT 24 HOURS. THE MAIN IMPACT TO AVIATION WILL BE THE GUSTY
WESTERLY SURFACE WINDS AFFECTING THE SOUTHEAST WYOMING TERMINALS
THROUGH TONIGHT. WIND GUSTS AROUND 30 KT CAN BE EXPECTED.
&&
.FIRE WEATHER...LOW MINIMUM RELATIVE HUMIDITIES AND GUSTY WINDS
WILL AGAIN BE PREVALENT ACROSS THE FIRE WEATHER FORECAST AREA
FRIDAY. MARGINAL RED FLAG TYPE CONDITIONS ARE EXPECTED MAINLY FOR
AREAS EAST OF THE LARAMIE RANGE AND INTO THE WESTERN NEBRASKA
PANHANDLE. RELATIVE HUMIDITIES OF 15 TO 20 PERCENT WITH WIND GUST
OF 20 TO 25 MPH LIKELY. VERY STRONG WINDS WILL BE IN PLACE FRIDAY
NIGHT AND SATURDAY...BUT RELATIVE HUMIDITY VALUES WILL BE HIGHER
AS TEMPERATURES FALL WITH THE PASSAGE OF A COLD FRONT. WIND
CONDITIONS TO CONTINUE WELL INTO NEXT WEEK.
&&
.CYS WATCHES/WARNINGS/ADVISORIES...
WY...WINTER STORM WATCH FROM 6 AM SATURDAY TO 6 PM SUNDAY FOR
WYZ112-WYZ114.
HIGH WIND WATCH FROM MIDNIGHT SATURDAY TO 6 PM SATURDAY FOR
WYZ103-WYZ104-WYZ105-WYZ106-WYZ109-WYZ110-WYZ113-WYZ115-
WYZ116-WYZ117-WYZ118.
NE...NONE.
&&
SHORT TERM...LIEBL
LONG TERM/AVIATION...TJT
FIRE WEATHER...LIEBL
UPDATE...WEILANDHazardous weather outlook, Nov 10, 6:26 PM MST, 8 hours 2 minutes before
HAZARDOUS WEATHER OUTLOOK...CORRECTED NATIONAL WEATHER SERVICE CHEYENNE WY 626 PM MST THU NOV 10 2011 WYZ101>119-112215- CONVERSE COUNTY LOWER ELEVATIONS-NIOBRARA COUNTY- NORTH LARAMIE RANGE-FERRIS/SEMINOE/SHIRLEY MOUNTAINS- SHIRLEY BASIN-CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- EAST PLATTE COUNTY-GOSHEN COUNTY-CENTRAL CARBON COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTHWEST CARBON COUNTY- SIERRA MADRE RANGE-UPPER NORTH PLATTE RIVER BASIN-SNOWY RANGE- LARAMIE VALLEY-SOUTH LARAMIE RANGE-SOUTH LARAMIE RANGE FOOTHILLS- CENTRAL LARAMIE COUNTY-EAST LARAMIE COUNTY- 626 PM MST THU NOV 10 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST WYOMING. .DAY ONE...TONIGHT WEST TO SOUTHWEST WINDS WILL CONTINUE TO GUST AS HIGH AS 50 MPH THE REST OF TONIGHT IN AREAS ALONG AND WEST OF THE LARAMIE RANGE. INTERSTATE 25 BETWEEN CHEYENNE AND WHEATLAND AND INTERSTATE 80 BETWEEN LARAMIE AND RAWLINS WILL BE AFFECTED BY THE STRONG WINDS. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY STRONG AND GUSTY WESTERLY WINDS WILL CONTINUE THROUGH EARLY NEXT WEEK. THE STRONGEST WINDS WILL OCCUR LATE FRIDAY NIGHT AND SATURDAY WITH GUSTS TO 70 MPH POSSIBLE ALONG THE INTERSTATE 80 AND 25 WIND CORRIDORS. A HIGH WIND WATCH IS IN EFFECT FOR MOST OF SOUTHEAST WYOMING ALONG AND WEST OF THE LARAMIE RANGE. OTHERWISE...MODERATE TO HEAVY SNOW ACCUMULATIONS WILL BE POSSIBLE IN THE HIGHER MOUNTAINS WEST OF THE LARAMIE RANGE SATURDAY THROUGH NEXT WEDNESDAY...WHERE A WINTER STORM WATCH IS IN EFFECT. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE NEZ002-003-019>021-054-055-095-096-112215- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX- 626 PM MST THU NOV 10 2011 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE. .DAY ONE...TONIGHT NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME. .DAYS TWO THROUGH SEVEN...FRIDAY THROUGH WEDNESDAY GUSTY WESTERLY WINDS WILL BE POSSIBLE THIS WEEKEND THROUGH EARLY NEXT WEEK. WINDS MAY GUSTS AS HIGH AS 45 MPH AT TIMES SATURDAY AND SUNDAY...WITH LOCALLY HIGHER GUSTS NEAR THE WYOMING BORDER. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE WEILAND
In the hours before
Special weather statement, Nov 10, 9:08 PM MST, 5 hours 20 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 908 PM MST THU NOV 10 2011 WYZ103-105-106-110-116-117-110900- NORTH LARAMIE RANGE-SHIRLEY BASIN- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...MEDICINE BOW...BORDEAUX...ARLINGTON... ELK MOUNTAIN...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK... HARRIMAN...WHITAKER 908 PM MST THU NOV 10 2011 ...STRONG WINDS WILL CONTINUE THE REST OF TONIGHT AND FRIDAY MORNING IN AREAS ALONG AND WEST OF THE LARAMIE RANGE... WEST TO SOUTHWEST WINDS WILL GUST BETWEEN 45 AND 55 MPH IN SOME AREAS ALONG AND WEST OF THE LARAMIE RANGE TONIGHT AND FRIDAY MORNING. THE LOCATIONS THAT WILL EXPERIENCE THE STRONGEST WINDS WILL BE BETWEEN CHEYENNE AND WHEATLAND...THE SOUTHERN LARAMIE RANGE AND THE AREA BETWEEN LARAMIE AND RAWLINS. AT 850 PM...WIND GUSTS OF 52 MPH WERE NOTED AT THE BORDEAUX EXIT ON INTERSTATE 25...WITH SOME GUSTS UP TO 55 MPH ON INTERSTATE 80 NORTHWEST OF LARAMIE. THE HIGHEST GUST REPORTED WAS 61 MPH AT 805 PM AT THE COOPER COVE EXIT ON INTERSTATE 80...NORTHWEST OF LARAMIE. PEOPLE PLANNING TRAVEL OR OUTDOOR ACTIVITIES IN AREAS ALONG AND WEST OF THE LARAMIE RANGE TONIGHT AND FRIDAY SHOULD BE PREPARED TO ENCOUNTER THE STRONG WINDS AND SUDDEN GUSTS. THOSE WITH HIGH PROFILE OR LIGHTWEIGHT VEHICLES WILL BE ESPECIALLY SUSCEPTIBLE TO THE STRONG WINDS ON INTERSTATES 80 AND 25. WEILAND
Local storm report, Nov 10, 9:26 PM MST, 5 hours 2 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WY
926 PM MST THU NOV 10 2011
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0755 PM HIGH SUST WINDS 9 S WHEATLAND 41.92N 104.96W
11/10/2011 M42.00 MPH PLATTE WY DEPT OF HIGHWAYS
SUSTAINED WINDS OCCASIONALLY ABOVE 40 MPH BETWEEN 700 PM
AND 900 PM MDT. PEAK SUSTAINED WIND TO 43 MPH. HIGHEST
GUST WAS 57 MPH AT 745 PM MDT.
0805 PM NON-TSTM WND GST 7 ESE ARLINGTON 41.55N 106.08W
11/10/2011 M61.00 MPH CARBON WY DEPT OF HIGHWAYS
SUSTAINED WINDS RANGING FROM 40 TO 45 MPH BETWEEN 700 PM
AND 900 PM MDT.
0825 PM HIGH SUST WINDS 7 NW ELK MOUNTAIN 41.76N 106.51W
11/10/2011 M43.00 MPH CARBON WY DEPT OF HIGHWAYS
PEAK GUST WAS 57 MPH AT 810 PM MDT.
&&
HAMMERSpecial weather statement, Nov 11, 1:58 AM MST, 30 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 158 AM MST FRI NOV 11 2011 WYZ103-105-106-110-116-117-111500- NORTH LARAMIE RANGE-SHIRLEY BASIN- CENTRAL LARAMIE RANGE AND SOUTHWEST PLATTE COUNTY- NORTH SNOWY RANGE FOOTHILLS-SOUTH LARAMIE RANGE- SOUTH LARAMIE RANGE FOOTHILLS- INCLUDING THE CITIES OF...MEDICINE BOW...BORDEAUX...ARLINGTON... ELK MOUNTAIN...VEDAUWOO...BUFORD...PUMPKIN VINE...HORSE CREEK... HARRIMAN...WHITAKER 158 AM MST FRI NOV 11 2011 ...STRONG WINDS CONTINUE THROUGH THE EARLY MORNING HOURS... WEST TO SOUTHWEST WINDS OF 20 TO 40 MPH WITH GUSTS UP TO 55 MPH WILL CONTINUE THROUGH THE EARLY MORNING HOURS. THE WINDS WILL BE STRONGEST NEAR BORDEAUX ALONG INTERSTATE 25 SOUTH OF WHEATLAND AND ALSO AT ARLINGTON...ALONG INTERSTATE 80 EAST OF RAWLINS. OTHER LOCATIONS THAT WILL EXPERIENCE THE STRONG WINDS INCLUDE WHITAKER...VEDAUWOO...THE SUMMIT OF INTERSTATE 80 BETWEEN LARAMIE AND CHEYENNE AND INTERSTATE 25 FROM WHEATLAND TO CHEYENNE. WHEN YOU ARE DRIVING...BE PREPARED FOR THE STRONG WINDS AND KEEP A TWO-HANDED GRIP ON YOUR STEERING WHEEL TO AVOID LOSING CONTROL OF YOUR VEHICLE. PEOPLE WITH HIGH PROFILE OR LIGHTWEIGHT VEHICLES WILL BE ESPECIALLY SUSCEPTIBLE TO THE STRONG WINDS ON INTERSTATES 25 AND 80. THE WYOMING DEPARTMENT OF TRANSPORTATION ADVISES NO LIGHT TRAILER TRAFFIC DUE TO WIND SPEEDS ABOVE 50 MPH. THESE WINDS MAY CAUSE LOSS OF VEHICLE CONTROL OR A BLOW OVER TO HIGH PROFILE VEHICLES TRAVELING EMPTY OR WITH A LIGHT LOAD. DRIVERS OF SUCH VEHICLES ARE ADVISED TO DELAY TRAVEL. RUBIN
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Nov 11, 2:17 AM MST | High Wind Warning | CYS | Albany, Carbon, Converse, Laramie, Platte | 4 days |
Nearby
Winter Storm Warnings in Wyoming, 2011Every winter storm 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.