Alert archive / Wyoming / High Wind Watches in 2015
High Wind Watch 17, NWS Cheyenne, WY
NWS Cheyenne, WY issued this high wind watch at Nov 18, 2015, 3:44 PM MST for Albany County, Carbon County, Laramie County, Wyoming. It took effect at Nov 19, 2015, 5:00 PM MST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Nov 18, 2015, 3:44 PM MST (22:44 UTC)
- In effect from
- Nov 19, 2015, 5:00 PM MST
- Expired
- Nov 19, 2015, 2:41 AM MST
- In force
- Issued by
- NWS Cheyenne, WY
Counties Albany County, WY, Carbon County, WY, Laramie County, WY
The radar
The Cheyenne radar (KCYS), 93 km from the middle of the area, began a volume at 22:50 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
Grand Junction, CO (KGJT), launched 12:00Z, 10.7 hours before the alert went out and 354 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
- 1299 m above ground
- 0-6 km bulk shear
- 62 kt
- 0-1 km storm-relative helicity
- 34 m²/s²
- 0-3 km storm-relative helicity
- 193 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 Nov 18, 3:00 PM MST, 44 minutes earlier.
Area forecast discussion, Nov 18, 3:00 PM MST, 44 minutes before
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HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 500 AM MST WED NOV 18 2015 NEZ002-003-019>021-054-055-095-096-WYZ101>119-191200- DAWES-BOX BUTTE-SCOTTS BLUFF-BANNER-MORRILL-KIMBALL-CHEYENNE- NORTH SIOUX-SOUTH SIOUX-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- 500 AM MST WED NOV 18 2015 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF WESTERN NEBRASKA...EAST CENTRAL WYOMING...SOUTH CENTRAL WYOMING AND SOUTHEAST WYOMING. .DAY ONE...TODAY AND TONIGHT WIDESPREAD HIGH WINDS WILL CONTINUE THROUGH LATE THIS AFTERNOON OVER MUCH OF THE REGION. WIND PRONE AREAS WILL EXPERIENCE WIND GUSTS OF 70 TO 80 MPH. ELSEWHERE...WIND GUSTS OF 60 TO 65 MPH WILL BE COMMON. TRAVEL WILL BE VERY HAZARDOUS...ESPECIALLY FOR LIGHTWEIGHT AND HIGH PROFILE VEHICLES ALONG NORTH TO SOUTH ORIENTED ROADWAYS. REFER TO THE LATEST HIGH WIND WARNINGS FOR DETAILS. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY STRONG WESTERLY WINDS WILL CONTINUE THURSDAY AND THURSDAY NIGHT FOR MUCH OF SOUTHEAST WYOMING. THE WIND PRONE AREAS COULD GUST AS HIGH AS 65 MPH. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE REQUIRED TODAY AND TONIGHT... HOWEVER REPORTS OF HIGH WINDS WILL BE APPRECIATED.
In the hours before
Local storm report, Nov 18, 11:36 AM MST, 4 hours 8 minutes before
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</html>Special weather statement, Nov 18, 12:55 PM MST, 2 hours 49 minutes before
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</html>Local storm report, Nov 18, 1:04 PM MST, 2 hours 40 minutes before
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</html>Local storm report, Nov 18, 1:09 PM MST, 2 hours 35 minutes before
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</html>Special weather statement, Nov 18, 2:53 PM MST, 51 minutes before
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</html>Local storm report, Nov 18, 2:56 PM MST, 48 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 |
|---|---|---|---|---|
| Nov 18, 12:55 PM MST | Special Weather Statement | CYS | Laramie | 35 min |
Nearby
High Wind Watches in Wyoming, 2015Every high wind watch in 2015
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.