Alert archive / Wyoming / High Wind Watches in 2013
High Wind Watch 14, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Apr 12, 2013, 2:37 PM MDT for 4 counties in Wyoming. It took effect at Apr 13, 2013, 12:00 PM MDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 12, 2013, 2:37 PM MDT (20:37 UTC)
- In effect from
- Apr 13, 2013, 12:00 PM MDT
- Expired
- Apr 13, 2013, 3:15 AM MDT
- In force
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY, Laramie County, WY, Platte County, WY
The radar
The Cheyenne radar (KCYS), 88 km from the middle of the area, began a volume at 20:40 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.
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 8.6 hours before the alert went out and 283 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
- 1031 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 86 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this high wind watch 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 high wind watch went out at Apr 12, 12:22 PM MDT, 2 hours 15 minutes earlier.
Area forecast discussion, Apr 12, 12:22 PM MDT, 2 hours 15 minutes before
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</html>Hazardous weather outlook, Apr 12, 9:12 AM MDT, 5 hours 25 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 912 AM MDT FRI APR 12 2013 NEZ002-003-019>021-054-055-095-096-WYZ102-131515- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-NIOBRARA COUNTY- 912 AM MDT FRI APR 12 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE WESTERN NEBRASKA PANHANDLE AND EAST CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT RAIN AND SNOW SHOWERS LOOK LIKELY TODAY...PARTICULARLY FOR THE SOUTHERN PANHANDLE SOUTH OF A LINE FROM ALLIANCE TO SCOTTSBLUFF. SIGNIFICANT ACCUMULATIONS ARE NOT EXPECTED...BUT ROADS COULD BECOME SLICK IN AREAS IF HEAVIER SNOW SHOWERS PASS OVER A PARTICULAR STRETCH OF ROAD. USE CAUTION IF TRAVELING THIS MORNING AND AFTERNOON. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY WINDY CONDITIONS ARE EXPECTED ACROSS MUCH OF THE AREA SUNDAY. A SLOW MOVING LOW PRESSURE SYSTEM IS EXPECTED TO AFFECT THE AREA MONDAY THROUGH WEDNESDAY BRINGING RAIN AND SNOW. SIGNIFICANT ACCUMULATING SNOWS ARE POSSIBLE ESPECIALLY OVER HIGHER TERRAIN. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE WYZ101-103>119-131515- CONVERSE COUNTY LOWER ELEVATIONS-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- 912 AM MDT FRI APR 12 2013 THIS HAZARDOUS WEATHER OUTLOOK IS FOR EAST CENTRAL WYOMING... SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT A FAIRLY STRONG UPPER LEVEL DISTURBANCE WILL MOVE THROUGH SOUTHEAST WYOMING TODAY...BRINGING WIDESPREAD SNOW SHOWERS. SNOW SHOWERS COULD BECOME HEAVY AT TIMES LATER THIS MORNING AND PERSIST THROUGH THE AFTERNOON. AREAS ALONG AND EAST OF THE LARAMIE RANGE COULD SEE MODERATE TO HEAVY SNOW WITH SIGNIFICANT ACCUMULATIONS. A SNOW ADVISORY IS IN EFFECT FOR THE INTERSTATE 25 CORRIDOR FROM THE COLORADO STATE LINE TO DOUGLAS. SNOW WILL SLOWLY EASE TOWARDS LATE AFTERNOON. .DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY BREEZY TO WINDY CONDITIONS ARE EXPECTED OVER THE AREA SATURDAY AND SUNDAY WITH LOCAL GUSTS IN EXCESS OF 50 MPH POSSIBLE. A SLOW MOVING LOW PRESSURE SYSTEM IS EXPECTED TO AFFECT THE AREA MONDAY THROUGH WEDNESDAY BRINGING PERIODS OF SNOW. SIGNIFICANT ACCUMULATING SNOWS ARE POSSIBLE DUE TO THE SLOW MOVEMENT OF THIS SYSTEM. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. WE WOULD APPRECIATE ANY REPORTS ON NEW SNOW ACCUMULATIONS THIS AFTERNOON THOUGH TO HELP US GAGE THE INTENSITY OF THIS SNOW EVENT. PLEASE PASS YOUR SNOW REPORTS TO THE NATIONAL WEATHER SERVICE IN CHEYENNE. && THIS PRODUCT...ALONG WITH OTHER WEATHER...HYDROLOGIC...AND CLIMATE INFORMATION IS AVAILABLE ON THE WEB AT... HTTP://WEATHER.GOV/CHEYENNE
In the hours before
Local storm report, Apr 12, 10:37 AM MDT, 4 hours before
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</html>Local storm report, Apr 12, 12:16 PM MDT, 2 hours 21 minutes before
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</html>The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 8:28 AM MDT | Winter Weather Advisory | CYS | Albany, Converse, Goshen, Laramie, Platte | 5 hr |
Nearby
High Wind Watches in Wyoming, 2013Every high wind watch in 2013
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.