Alert archive / Wyoming / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 48, NWS Riverton, WY

June 30, 2015Hot Springs County, Wyoming

NWS Riverton, WY issued this severe thunderstorm warning at Jun 30, 2015, 3:54 PM MDT for Hot Springs County, Wyoming. It was in force for 51 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: Jun 30, 2015, 3:54 PM MDT (21:54 UTC)
Expired: Jun 30, 2015, 4:45 PM MDT
In force: 51 min
Issued by: NWS Riverton, WY
Area: Storm-based polygon
Hail: 1.25 in
Wind: 60.0 mph

County Hot Springs County, WY

The radar

The Riverton/Lander radar (KRIW), 73 km from the middle of the area, began a volume at 21:58 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
May 4, 1:08 PM MDT	Severe Thunderstorm Watch	SPC	112 days

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 Jun 30, 2:38 PM MDT, 1 hour 16 minutes earlier.

Area forecast discussion, Jun 30, 2:38 PM MDT, 1 hour 16 minutes before

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Hazardous weather outlook, Jun 30, 3:03 AM MDT, 12 hours 51 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE RIVERTON WY
303 AM MDT TUE JUN 30 2015

WYZ001>020-022>030-011200-
YELLOWSTONE NATIONAL PARK-ABSAROKA MOUNTAINS-CODY FOOTHILLS-
NORTH BIG HORN BASIN-SOUTHWEST BIG HORN BASIN-
SOUTHEAST BIG HORN BASIN-OWL CREEK AND BRIDGER MOUNTAINS-
BIGHORN MOUNTAINS WEST-BIGHORN MOUNTAINS SOUTHEAST-
NORTHEAST JOHNSON COUNTY-SOUTHEAST JOHNSON COUNTY-
TETON AND GROS VENTRE MOUNTAINS-JACKSON HOLE-
WIND RIVER MOUNTAINS WEST-WIND RIVER MOUNTAINS EAST-
UPPER WIND RIVER BASIN-WIND RIVER BASIN-LANDER FOOTHILLS-
GREEN MOUNTAINS AND RATTLESNAKE RANGE-
NATRONA COUNTY LOWER ELEVATIONS-CASPER MOUNTAIN-STAR VALLEY-
SALT RIVER AND WYOMING RANGES-UPPER GREEN RIVER BASIN FOOTHILLS-
UPPER GREEN RIVER BASIN-SOUTH LINCOLN COUNTY-
ROCK SPRINGS AND GREEN RIVER-FLAMING GORGE-EAST SWEETWATER COUNTY-
303 AM MDT TUE JUN 30 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR WESTERN AND CENTRAL
WYOMING.

.DAY ONE...TODAY AND TONIGHT

ISOLATED TO SCATTERED SHOWERS AND THUNDERSTORMS...MAINLY IN THE
AFTERNOON AND EVENING. GUSTY WINDS AND SMALL HAIL ARE POSSIBLE
WITH ANY THUNDERSTORM.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY

WEDNESDAY...ISOLATED TO SCATTERED AFTERNOON SHOWERS AND
THUNDERSTORMS...MAINLY EAST OF THE DIVIDE.

INDEPENDENCE DAY THROUGH SATURDAY...ISOLATED AFTERNOON AND
EVENING THUNDERSTORMS MAINLY OVER THE MOUNTAINS AND ADJACENT
FOOTHILLS EAST OF THE DIVIDE.

SUNDAY AND MONDAY...ISOLATED TO LOCALLY SCATTERED THUNDERSTORMS
ACROSS THE ENTIRE AREA.

.SPOTTER INFORMATION STATEMENT...

SPOTTERS ARE URGED TO REPORT HAIL...STRONG WINDS GUSTS AND ANY
FLOODING. THANK YOU.

In the hours before

Special weather statement, Jun 30, 2:47 PM MDT, 1 hour 7 minutes before

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Special weather statement, Jun 30, 2:53 PM MDT, 1 hour 1 minute before

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Special weather statement, Jun 30, 3:03 PM MDT, 51 minutes before

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Special weather statement, Jun 30, 3:25 PM MDT, 29 minutes before

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Special weather statement, Jun 30, 3:34 PM MDT, 20 minutes before

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Special weather statement, Jun 30, 3:36 PM MDT, 18 minutes before

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The office that day

Everything else NWS Riverton, WY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 29, 6:20 PM MDT	Special Weather Statement	RIW	Park	40 min
Jun 29, 7:27 PM MDT	Special Weather Statement	RIW	Park	48 min
Jun 29, 8:00 PM MDT	Special Weather Statement	RIW		45 min
Jun 29, 9:04 PM MDT	Special Weather Statement	RIW		41 min
Jun 29, 9:26 PM MDT	Special Weather Statement	RIW		49 min
Jun 29, 9:29 PM MDT	Special Weather Statement	RIW	Big Horn	46 min
Jun 29, 9:57 PM MDT	Special Weather Statement	RIW	Hot Springs	48 min
Jun 29, 10:37 PM MDT	Special Weather Statement	RIW		38 min
Jun 29, 10:59 PM MDT	Special Weather Statement	RIW	Park	46 min
Jun 29, 11:32 PM MDT	Special Weather Statement	RIW	Park	28 min
Jun 30, 2:06 PM MDT	Severe Thunderstorm Warning	RIW	Hot Springs, Park, Washakie	39 min
Jun 30, 2:41 PM MDT	Special Weather Statement	RIW	Hot Springs	49 min
Jun 30, 2:42 PM MDT	Severe Thunderstorm Warning	RIW	Washakie	48 min
Jun 30, 2:47 PM MDT	Special Weather Statement	RIW	Hot Springs	43 min
Jun 30, 2:53 PM MDT	Special Weather Statement	RIW	Fremont	52 min
Jun 30, 3:03 PM MDT	Special Weather Statement	RIW	Fremont	42 min
Jun 30, 3:25 PM MDT	Special Weather Statement	RIW	Washakie	50 min
Jun 30, 3:34 PM MDT	Special Weather Statement	RIW	Washakie	41 min
Jun 30, 3:36 PM MDT	Special Weather Statement	RIW	Hot Springs	39 min
Jun 30, 4:12 PM MDT	Special Weather Statement	RIW	Natrona	48 min
Jun 30, 4:14 PM MDT	Special Weather Statement	RIW		31 min
Jun 30, 4:16 PM MDT	Special Weather Statement	RIW	Washakie	44 min
Jun 30, 4:29 PM MDT	Special Weather Statement	RIW	Fremont	46 min

Nearby

Severe Thunderstorm Warnings in Wyoming, 2015 Every severe thunderstorm warning 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; radar from the NEXRAD Level II archive.