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Severe Thunderstorm Watch


SEVERE THUNDERSTORM WATCH OUTLINE UPDATE FOR WS 611
NWS STORM PREDICTION CENTER NORMAN OK
245 PM MDT WED AUG 21 2019

SEVERE THUNDERSTORM WATCH 611 IS IN EFFECT UNTIL 900 PM MDT
FOR THE FOLLOWING LOCATIONS

WYC001-015-021-031-220300-
/O.NEW.KWNS.SV.A.0611.190821T2045Z-190822T0300Z/

WY
.    WYOMING COUNTIES INCLUDED ARE

ALBANY               GOSHEN              LARAMIE
PLATTE
$$


ATTN...WFO...BOU...CYS...PUB...


Hazardous Weather Outlook


Hazardous Weather Outlook
National Weather Service Billings MT
242 PM MDT Wed Aug 21 2019

MTZ028>042-056>058-063>068-WYZ098-099-222045-
Southern Wheatland-Musselshell-Treasure-Northern Rosebud-Custer-
Fallon-Northern Stillwater-Yellowstone-Powder River-Carter-
Southern Big Horn-Eastern Carbon-Northern Park-
Northern Sweet Grass-Golden Valley-Red Lodge Foothills-
Northern Big Horn-Southern Rosebud-Judith Gap-Paradise Valley-
Livingston Area-Beartooth Foothills-Absaroka/Beartooth Mountains-
Crazy Mountains-Northeast Bighorn Mountains-Sheridan Foothills-
242 PM MDT Wed Aug 21 2019

This Hazardous Weather Outlook is for portions of central
Montana...south central Montana...southeast Montana and north
central Wyoming.

* WHAT...Strong to Severe thunderstorms.

* WHERE...South central and southeastern Montana and north central
  Wyoming.

* WHEN...Thursday Morning and Early Afternoon in the West; Mid
  Afternoon and Evening across the East.

* ADDITIONAL DETAILS...Scattered showers and thunderstorms will
  develop Thursday morning in the West and move eastward through
  the day. Some storms may be strong to severe, with large hail,
  strong wind gusts, and locally heavy rain. Strongest storms are
  expected east of Billings.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Hazardous Weather Outlook is issued when hazardous weather could
impact the region within the next week. Be sure to stay tuned for
future updates as locations, timing, and impacts could change.
Begin preparations to mitigate any impacts that could result from
the hazardous weather.

$$

Hazardous Weather Outlook
National Weather Service North Platte NE
252 PM CDT Wed Aug 21 2019

NEZ004>010-022>029-035>038-056>059-069>071-094-222000-
Sheridan-Eastern Cherry-Keya Paha-Boyd-Brown-Rock-Holt-Garden-
Grant-Hooker-Thomas-Blaine-Loup-Garfield-Wheeler-Arthur-McPherson-
Logan-Custer-Deuel-Keith-Perkins-Lincoln-Chase-Hayes-Frontier-
Western Cherry-
252 PM CDT Wed Aug 21 2019 /152 PM MDT Wed Aug 21 2019/

This Hazardous Weather Outlook is for portions of western and
north central Nebraska.

.DAY ONE...TONIGHT.

Patchy fog will develop across the Sandhills and southwest
Nebraska. Visibility will likely be limited through mid-morning
Thursday.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY.

Near daily thunderstorm chances exist through the weekend,
primarily during the evening hours. Coverage is expected to be
isolated to scattered. The threat of severe weather is low at this
time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed through tonight.

&&

Get your weather, hydrological, and climate information at
http://www.weather.gov/northplatte

$$

DS

Hazardous Weather Outlook
National Weather Service Cheyenne WY
514 AM MDT Wed Aug 21 2019

NEZ002-003-019>021-054-055-095-096-WYZ101>103-105>108-110-114>119-
221115-
Dawes-Box Butte-Scotts Bluff-Banner-Morrill-Kimball-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-North Snowy Range Foothills-
Snowy Range-Laramie Valley-South Laramie Range-
South Laramie Range Foothills-Central Laramie County-
East Laramie County-
514 AM MDT Wed Aug 21 2019

This hazardous weather outlook is for the western Nebraska
Panhandle...east central Wyoming...and southeast Wyoming.

.DAY ONE...TODAY AND TONIGHT

Strong to severe thunderstorms are possible again today, although
coverage should be more isolated compared to yesterday. Large hail
and strong winds are the primary threats with a few thunderstorms
this afternoon and this evening.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

There will be a chance for thunderstorms each day through Friday
evening. Drier weather is expected this weekend.

.Spotter information statement...

Spotter activation is unlikely today.

$$

Hazardous Weather Outlook
National Weather Service Riverton WY
507 AM MDT Wed Aug 21 2019

WYZ001>020-022>030-221115-
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-
507 AM MDT Wed Aug 21 2019

...Multiple Fire Weather Watches Thursday Afternoon and Evening
Over Southwest Wyoming...

This Hazardous Weather Outlook is for Western and Central
Wyoming.

.DAY ONE...Today and Tonight.

Isolated to widely scattered thunderstorms are possible this
afternoon in north and central Wyoming. Some storms could become
strong with the main threat being gusty winds.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

Thursday...Isolated to widely scattered thunderstorms in the
north. Strong gusty winds and low relative humidities in southwest
Wyoming is expected. A Fire Weather Watch has been issued for much
of the areas west of the Continental Divide.

Elevated fire weather conditions are likely through next Monday.

.SPOTTER INFORMATION STATEMENT...

Weather spotters are encouraged to report significant weather
conditions according to standard operating procedures.


$$

Hazardous Weather Outlook
National Weather Service Rapid City SD
433 AM MDT Wed Aug 21 2019

SDZ024-027>029-041-074-WYZ054>058-221300-
Northern Black Hills-Southern Foot Hills-Central Black Hills-
Southern Black Hills-Fall River-Hermosa Foot Hills-
Northern Campbell-Southern Campbell-Western Crook-
Wyoming Black Hills-Weston-
433 AM MDT Wed Aug 21 2019

This Hazardous Weather Outlook is for portions of western South
Dakota and northeastern Wyoming.

.DAY ONE...Today and Tonight

Isolated thunderstorms are possible this afternoon and evening.
Isolated severe weather is possible.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday

Isolated to scattered thunderstorms are possible nearly each day
in the period. Isolated severe weather will be possible at times.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will not be needed today.

&&

Stay tuned to NOAA weather radio for further updates...or check
our web site at weather.gov/rapidcity

$$

Hazardous Weather Outlook
National Weather Service Sioux Falls SD
323 AM CDT Wed Aug 21 2019

IAZ012>014-020>022-031-032-NEZ013-014-SDZ050-063-068>071-220830-
Sioux-O`Brien-Clay-Plymouth-Cherokee-Buena Vista-Woodbury-Ida-Dixon-
Dakota-Gregory-Charles Mix-Bon Homme-Yankton-Union-
323 AM CDT Wed Aug 21 2019

This Hazardous Weather Outlook is for northwest Iowa, west central
Iowa, northeast Nebraska, south central South Dakota and southeast
South Dakota.

.DAY ONE...Today and tonight.

Showers and isolated thunderstorms are possible today. Severe weather
is not expected at this time.

.DAYS TWO THROUGH SEVEN...Thursday through Tuesday.

No hazardous weather is expected at this time.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

$$

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
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