Alert archive / Wyoming / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 81, NWS Riverton, WY
NWS Riverton, WY issued this severe thunderstorm warning at Sep 5, 2007, 1:37 PM MDT for Lincoln County, Wyoming. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 5, 2007, 1:37 PM MDT (19:37 UTC)
- Expired
- Sep 5, 2007, 2:15 PM MDT
- In force
- 38 min
- Issued by
- NWS Riverton, WY
- Area
- Counties, with a storm outline in the text
County Lincoln County, WY
The radar
The Salt Lake City radar (KMTX), 186 km from the middle of the area, began a volume at 19:39 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Sep 5, 12:51 PM MDT | Severe Thunderstorm Watch | SPC | 7 hr |
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Riverton, WY wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 5, 1:02 PM MDT, 35 minutes earlier.
Area forecast discussion, Sep 5, 1:02 PM MDT, 35 minutes before
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</html>Hazardous weather outlook, Sep 5, 1:03 PM MDT, 34 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE RIVERTON WY 103 PM MDT WED SEP 5 2007 WYZ001>020-022>030-061101- ABSAROKA MOUNTAINS-BIGHORN MOUNTAINS SOUTHEAST- BIGHORN MOUNTAINS WEST-CASPER MOUNTAIN-CODY FOOTHILLS- EAST SWEETWATER COUNTY-FLAMING GORGE- GREEN MOUNTAINS AND RATTLESNAKE RANGE-JACKSON HOLE-LANDER FOOTHILLS- NATRONA COUNTY LOWER ELEVATIONS-NORTH BIG HORN BASIN- NORTHEAST JOHNSON COUNTY-OWL CREEK AND BRIDGER MOUNTAINS- ROCK SPRINGS AND GREEN RIVER-SALT RIVER AND WYOMING RANGES- SOUTH LINCOLN COUNTY-SOUTHEAST BIG HORN BASIN- SOUTHEAST JOHNSON COUNTY-SOUTHWEST BIG HORN BASIN-STAR VALLEY- TETON AND GROS VENTRE MOUNTAINS-UPPER GREEN RIVER BASIN- UPPER GREEN RIVER BASIN FOOTHILLS-UPPER WIND RIVER BASIN- WIND RIVER BASIN-WIND RIVER MOUNTAINS EAST-WIND RIVER MOUNTAINS WEST- YELLOWSTONE NATIONAL PARK- 103 PM MDT WED SEP 5 2007 ...SEVERE THUNDERSTORM WATCH 666 UNTIL 9 PM FOR FREMONT...LINCOLN... SUBLETTE AND SWEETWATER COUNTIES... ...FLASH FLOOD WATCH IN EFFECT TODAY AND TONIGHT FOR WESTERN AND NORTH CENTRAL WYOMING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL WYOMING. .DAY ONE...TODAY AND TONIGHT A STRONG AREA OF LOW PRESSURE WILL BRING WIDESPREAD SHOWERS AND THUNDERSTORMS THROUGH THE OVERNIGHT HOURS. HEAVY RAINS ARE EXPECTED TO ACCOMPANY THESE STORMS ACROSS WESTERN AND NORTH CENTRAL WYOMING WHICH MAY LEAD TO AREAS OF FLASH FLOODING THROUGH TONIGHT. ADDITIONALLY...SOME THUNDERSTORMS ACROSS THE WESTERN TWO THIRDS OF THE STATE THIS AFTERNOON AND EVENING COULD BE SEVERE...WITH LARGE HAIL...STRONG WIND GUSTS TO 60 MPH...FREQUENT LIGHTNING...AND HEAVY RAINS THIS AFTERNOON AND EVENING. THE EASTERN HALVES OF JOHNSON AND NATRONA COUNTIES ARE EXPECTED TO SEE LIGHTNING...SMALL HAIL AND GUSTY WINDS TO 45 MPH WITH THUNDERSTORM ACTIVITY. TEMPERATURES ACROSS THE FORECAST AREA WILL BE MUCH COOLER TODAY...WITH TEMPERATURES DROPS OVER TUESDAY OF AT LEAST 10 DEGREES COMMON. PERSONS WANTING TO TRAVEL OR ENJOY OUTDOOR ACTIVITIES ARE STRONGLY ENCOURAGED TO CHECK CURRENT CONDITIONS AND FORECASTS BEFORE LEAVING. MOTORISTS SHOULD PREPARE FOR LIMITED VISIBILITIES DUE TO HEAVY RAINS THIS AFTERNOON AND EVENING. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY SCATTERED SHOWERS AND THUNDERSTORMS ASSOCIATED WITH THE STRONG AREA OF LOW PRESSURE WILL CONTINUE THROUGH THURSDAY NIGHT...THOUGH WILL BE BE LESSENED IN INTENSITY. BEHIND THE EXIT OF THIS SYSTEM...EXPECT CONTINUED ISOLATED SHOWERS TO BE FOUND ACROSS THE NORTHER THIRD OF THE STATE ON FRIDAY. .SPOTTER INFORMATION STATEMENT... SPOTTERS ARE ENCOURAGED TO REPORT HAIL SIZES...THUNDERSTORM WIND GUSTS OVER 40 MPH...RAINFALL TOTALS...AND FLOODING ACROSS THE WEST AND NORTH CENTRAL PORTIONS OF WYOMING THIS AFTERNOON AND EVENING. THANK YOU. TEAM RIVERTON
The office that day
Everything else NWS Riverton, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 4, 6:56 PM MDT | Severe Thunderstorm Warning | RIW | Teton | 49 min |
| Sep 5, 2:52 AM MDT | Flash Flood Watch | RIW | Big Horn, Fremont, Hot Springs, Johnson, Lincoln, Natrona and 5 more | 23 hr |
| Sep 5, 1:31 PM MDT | Severe Thunderstorm Warning | RIW | Lincoln | 44 min |
| Sep 5, 1:42 PM MDT | Tornado Warning | RIW | Lincoln | 38 min |
| Sep 5, 2:03 PM MDT | Flash Flood Warning | RIW | Lincoln, Sublette, Teton | 3 hr |
| Sep 5, 2:03 PM MDT | Tornado Warning | RIW | Teton | 27 min |
| Sep 5, 2:13 PM MDT | Severe Thunderstorm Warning | RIW | Lincoln, Sublette | 47 min |
| Sep 5, 2:30 PM MDT | Special Weather Statement | RIW | Teton | 60 min |
| Sep 5, 2:41 PM MDT | Severe Thunderstorm Warning | RIW | Teton | 43 min |
| Sep 5, 2:52 PM MDT | Flash Flood Warning | RIW | Park | 3 hr |
| Sep 5, 2:52 PM MDT | Severe Thunderstorm Warning | RIW | Sublette | 24 min |
| Sep 5, 3:00 PM MDT | Special Weather Statement | RIW | Sweetwater | 60 min |
| Sep 5, 3:19 PM MDT | Special Weather Statement | RIW | Sublette | 56 min |
| Sep 5, 4:08 PM MDT | Special Weather Statement | RIW | 67 min | |
| Sep 5, 4:30 PM MDT | Special Weather Statement | RIW | 60 min | |
| Sep 5, 4:41 PM MDT | Special Weather Statement | RIW | 64 min | |
| Sep 5, 5:33 PM MDT | Special Weather Statement | RIW | Fremont, Hot Springs | 57 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 2007Every severe thunderstorm warning in 2007
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.