Alert archive / Wyoming / Special Weather Statements in 2017

Special Weather Statement, NWS Riverton, WY

May 16, 2017Hot Springs County, Wyoming

NWS Riverton, WY issued this special weather statement at May 16, 2017, 2:03 PM MDT for Hot Springs County, Wyoming. It was in force for 27 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
May 16, 2017, 2:03 PM MDT (20:03 UTC)
Expired
May 16, 2017, 2:30 PM MDT
In force
27 min
Issued by
NWS Riverton, WY

County Hot Springs County, WY

The radar

The Riverton/Lander radar (KRIW), 72 km from the middle of the area, began a volume at 20:04 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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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 Riverton, WY wrote its last area forecast discussion before this special weather statement went out at May 16, 11:44 AM MDT, 2 hours 19 minutes earlier.

Area forecast discussion, May 16, 11:44 AM MDT, 2 hours 19 minutes before
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Hazardous weather outlook, May 16, 2:02 AM MDT, 12 hours 1 minute before
Hazardous Weather Outlook
National Weather Service Riverton WY
202 AM MDT Tue May 16 2017

WYZ001>020-022>030-171215-
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-
202 AM MDT Tue May 16 2017

...Winter Storm Watch for the Absaroka and Bighorn Mountains
beginning Wednesday morning and continuing through Thursday...

This Hazardous Weather Outlook is for Western and Central Wyoming.

.DAY ONE...Today and Tonight

Showers and isolated thunderstorms across portions of southwestern,
central, northern and northeastern Wyoming today and this evening.
Increasing chances for significant snowfall across the western
mountains after midnight tonight.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Wednesday through Thursday night...Widespread moderate to locally
heavy rain and mountain snow possible across portions of western
and northern Wyoming. Heavy snow possible over the Absaroka and
Bighorn mountains. Snow possible across the lower elevations east
of the Divide Thursday and Thursday night. Additionally,
significant rainfall amounts could elevate flooding concerns where
many streams and some main stem rivers will already be at
bankfull levels.

Sunday and Monday...Isolated to locally scattered thunderstorms.

.SPOTTER INFORMATION STATEMENT...

Spotter are urged to report wind gusts past 45 mph, hail, snowfall
and any flooding. Thank you.

In the hours before

Special weather statement, May 16, 12:47 PM MDT, 1 hour 16 minutes before
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Special weather statement, May 16, 1:24 PM MDT, 39 minutes before
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Special weather statement, May 16, 1:47 PM MDT, 16 minutes before
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Special weather statement, May 16, 2:03 PM MDT, 0 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 6:16 PM MDTSpecial Weather StatementRIWJohnson14 min
May 16, 12:56 AM MDTWinter Storm WatchRIWBig Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more23 hr
May 16, 9:13 AM MDTFlood WatchRIWBig Horn, Fremont, Hot Springs, Johnson, Natrona, Park and 1 more54 hr
May 16, 12:47 PM MDTSpecial Weather StatementRIWFremont28 min
May 16, 1:24 PM MDTSpecial Weather StatementRIWHot Springs36 min
May 16, 1:47 PM MDTSpecial Weather StatementRIWFremont28 min
May 16, 2:04 PM MDTSpecial Weather StatementRIWFremont26 min
May 16, 2:35 PM MDTSpecial Weather StatementRIWFremont25 min
May 16, 2:37 PM MDTSpecial Weather StatementRIWNatrona23 min

Nearby

Special Weather Statements in Wyoming, 2017Every special weather statement in 2017

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.