Alert archive / Wyoming / Special Weather Statements in 2020
Special Weather Statement, NWS Cheyenne, WY
NWS Cheyenne, WY issued this special weather statement at Aug 4, 2020, 6:34 PM MDT. It was in force for 41 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 4, 2020, 6:34 PM MDT (00:34 UTC)
- Expired
- Aug 4, 2020, 7:15 PM MDT
- In force
- 41 min
- Issued by
- NWS Cheyenne, WY
The radar
The Riverton/Lander radar (KRIW), 139 km from the middle of the area, began a volume at 00:35 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 text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Aug 4, 5:53 PM MDT, 41 minutes earlier.
Area forecast discussion, Aug 4, 5:53 PM MDT, 41 minutes before
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</html>Hazardous weather outlook, Aug 4, 4:40 AM MDT, 13 hours 54 minutes before
Hazardous Weather Outlook National Weather Service Cheyenne WY 440 AM MDT Tue Aug 4 2020 WYZ104-109>114-051045- Ferris/Seminoe/Shirley Mountains-Central Carbon County- North Snowy Range Foothills-Southwest Carbon County- Sierra Madre Range-Upper North Platte River Basin-Snowy Range- 440 AM MDT Tue Aug 4 2020 This hazardous weather outlook is for portions of south central Wyoming. .DAY ONE...TODAY AND TONIGHT Isolated to widely scattered afternoon and early evening thunderstorms will develop. Storms may produce strong, gusty winds and dry lightning. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY Decreasing thunderstorm potential day by day as the area dries out under the influence of a ridge. Fire weather conditions will be the concern. .Spotter information statement... Spotter activation will not be required. NEZ002-003-019>021-054-055-095-096-WYZ101>103-105>108-115>119- 051045- Dawes-Box Butte-Scotts Bluff County-Banner County-Morrill- Kimball County-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-Laramie Valley- South Laramie Range-South Laramie Range Foothills- Central Laramie County-East Laramie County- 440 AM MDT Tue Aug 4 2020 This hazardous weather outlook is for portions of panhandle Nebraska...western Nebraska...east central Wyoming...south central Wyoming and southeast Wyoming. .DAY ONE...TODAY AND TONIGHT Widely scattered thunderstorms will develop over the Laramie Range around noon and move eastward into the High Plains by mid-afternoon, reaching the western Nebraska Panhandle by late afternoon. Severe storms capable of producing large hail and strong gusty winds are possible. .DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY Scattered afternoon and evening thunderstorms will develop through Thursday, becoming more isolated and confined to the mountains Friday and Saturday. Strong to severe thunderstorms producing large hail and strong gusty winds will be possible along and east of the Interstate 25 corridor Wednesday; an isolated tornado cannot be ruled out. .Spotter information statement... Spotter activation may be needed this afternoon and Wednesday afternoon along and east of the I-25 corridor.
In the hours before
Special weather statement, Aug 4, 3:35 PM MDT, 2 hours 59 minutes before
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</html>Special weather statement, Aug 4, 3:44 PM MDT, 2 hours 50 minutes before
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</html>Special weather statement, Aug 4, 5:10 PM MDT, 1 hour 24 minutes before
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</html>Special weather statement, Aug 4, 6:17 PM MDT, 17 minutes before
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</html>Special weather statement, Aug 4, 6:34 PM MDT, 0 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 |
|---|---|---|---|---|
| Aug 4, 6:17 PM MDT | Special Weather Statement | CYS | Albany | 43 min |
| Aug 4, 7:00 PM MDT | Special Weather Statement | CYS | Albany | 45 min |
| Aug 4, 7:42 PM MDT | Special Weather Statement | CYS | 33 min | |
| Aug 4, 7:59 PM MDT | Special Weather Statement | CYS | Carbon | 46 min |
| Aug 4, 8:45 PM MDT | Special Weather Statement | CYS | Albany | 45 min |
| Aug 4, 9:28 PM MDT | Special Weather Statement | CYS | Albany, Platte | 47 min |
| Aug 4, 10:50 PM MDT | Special Weather Statement | CYS | Goshen, Laramie, Platte | 40 min |
| Aug 4, 11:31 PM MDT | Special Weather Statement | CYS | Goshen | 44 min |
| Aug 5, 12:21 AM MDT | Special Weather Statement | CYS | Laramie | 24 min |
| Aug 5, 2:50 AM MDT | Red Flag Warning | CYS | 41 hr | |
| Aug 5, 1:23 PM MDT | Special Weather Statement | CYS | Laramie | 52 min |
| Aug 5, 1:59 PM MDT | Special Weather Statement | CYS | Laramie | 46 min |
| Aug 5, 2:05 PM MDT | Special Weather Statement | CYS | Converse | 40 min |
| Aug 5, 2:27 PM MDT | Special Weather Statement | CYS | Laramie | 48 min |
| Aug 5, 2:34 PM MDT | Fire Weather Watch | CYS | 13 hr | |
| Aug 5, 2:45 PM MDT | Special Weather Statement | CYS | Platte | 45 min |
| Aug 5, 2:53 PM MDT | Special Weather Statement | CYS | Platte | 52 min |
| Aug 5, 3:03 PM MDT | Special Weather Statement | CYS | 42 min | |
| Aug 5, 3:16 PM MDT | Special Weather Statement | CYS | Laramie | 44 min |
| Aug 5, 3:42 PM MDT | Special Weather Statement | CYS | Albany | 48 min |
| Aug 5, 3:57 PM MDT | Special Weather Statement | CYS | Converse | 48 min |
| Aug 5, 4:07 PM MDT | Special Weather Statement | CYS | Platte | 38 min |
| Aug 5, 4:22 PM MDT | Special Weather Statement | CYS | Converse | 38 min |
| Aug 5, 4:34 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 28 min |
| Aug 5, 4:50 PM MDT | Special Weather Statement | CYS | Converse | 40 min |
| Aug 5, 4:52 PM MDT | Special Weather Statement | CYS | Laramie | 38 min |
| Aug 5, 4:58 PM MDT | Special Weather Statement | CYS | Platte | 47 min |
| Aug 5, 5:01 PM MDT | Severe Thunderstorm Warning | CYS | Goshen, Platte | 44 min |
| Aug 5, 5:19 PM MDT | Special Weather Statement | CYS | Converse | 41 min |
| Aug 5, 5:21 PM MDT | Special Weather Statement | CYS | Goshen | 39 min |
| Aug 5, 5:34 PM MDT | Special Weather Statement | CYS | Platte | 41 min |
| Aug 5, 5:41 PM MDT | Special Weather Statement | CYS | Niobrara | 49 min |
| Aug 5, 12:15 AM MDT | Special Weather Statement | CYS | Banner, Kimball | 60 min |
| Aug 5, 3:50 PM MDT | Special Weather Statement | CYS | Box Butte | 40 min |
| Aug 5, 3:59 PM MDT | Special Weather Statement | CYS | Sioux | 46 min |
| Aug 5, 4:32 PM MDT | Severe Thunderstorm Warning | CYS | Sioux | 43 min |
| Aug 5, 4:55 PM MDT | Special Weather Statement | CYS | Sioux | 50 min |
| Aug 5, 5:31 PM MDT | Special Weather Statement | CYS | Morrill | 44 min |
Nearby
Special Weather Statements in Wyoming, 2020Every special weather statement in 2020
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.