2 products issued by NWS for: Devils Tower WY
Hazardous Weather Outlook
Hazardous Weather Outlook National Weather Service Rapid City SD 524 AM MDT Wed Sep 11 2024 SDZ001-002-012>014-024>032-041>044-046-047-072>078-WYZ054>060- 121300- Harding-Northern Perkins-Butte-Northern Meade Co Plains-Ziebach- Northern Black Hills-Northern Foothills-Rapid City- Southern Foothills-Central Black Hills-Southern Black Hills- Custer Co Plains-Pennington Co Plains-Haakon-Western Fall River- Northern Oglala Lakota-Northern Jackson-Bennett-Mellette-Todd- Sturgis/Piedmont Foothills-Southern Meade Co Plains- Hermosa Foothills-Eastern Fall River-Southern Oglala Lakota- Southern Jackson-Southern Perkins-Northern Campbell- Southern Campbell-Western Crook-Wyoming Black Hills- Weston County Plains-Newcastle-Northeastern Crook- 524 AM MDT Wed Sep 11 2024 /624 AM CDT Wed Sep 11 2024/ This Hazardous Weather Outlook is for portions of western South Dakota and northeastern Wyoming. .DAY ONE...Today and Tonight A red flag warning is in effect for this afternoon through Thursday evening. Gusty winds and very low humidity will produce critical or near critical fire weather conditions. See fire weather products for details. The grassland fire danger will be very high to extreme across the plains. There is a marginal risk (level 1 of 5) of severe thunderstorms later this afternoon and evening across much of the area, meaning that isolated severe storms are possible. Primary hazards include strong wind gusts, with small hail also possible. .DAYS TWO THROUGH SEVEN...Thursday through Tuesday Red flag warning remains in effect through Thursday evening. The grassland fire danger will be very high to extreme across the area Thursday afternoon. There is a marginal risk (level 1 of 5) of severe thunderstorms Thursday afternoon and evening from far northeast Wyoming into far western South Dakota, meaning that isolated severe storms are possible. Primary hazards include strong wind gusts, with small hail also possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed today. && Stay tuned to NOAA weather radio for further updates...or check our web site at weather.gov/rapidcity $$
Red Flag Warning
URGENT - FIRE WEATHER MESSAGE National Weather Service Rapid City SD 148 PM MDT Wed Sep 11 2024 ...RED FLAG WARNING IN EFFECT THROUGH THURSDAY EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR ALL OF NORTHEASTERN AND WESTERN SOUTH DAKOTA... .Widespread critical fire weather conditions are expected through Thursday, with gusty southerly winds, low relative humidity during the day and poor recovery overnight, and isolated thunderstorms with little rainfall. Conditions will begin to improve Thursday night when a cold front moves into the area. SDZ319>327-WYZ314>318-121100- /O.CON.KUNR.FW.W.0017.000000T0000Z-240913T0400Z/ Northern Black Hills-Central Black Hills-Southern Black Hills- Fall River County Area-Northern Foot Hills-Eastern Foot Hills- Custer County Plains-Pine Ridge Area-Butte County Area- Northern Campbell-Southern Campbell-Crook County Plains- Weston County Plains-Wyoming Black Hills- 148 PM MDT Wed Sep 11 2024 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 10 PM MDT THURSDAY FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 314, 315, 316, 317, 318, 319, 320, 321, 322, 323, 324, 325, 326, AND 327... * AFFECTED AREA...Fire Weather Zones 314 Northern Campbell, 315 Southern Campbell, 316 Crook County Plains, 317 Weston County Plains, 318 Wyoming Black Hills, 319 Northern Black Hills, 320 Central Black Hills, 321 Southern Black Hills, 322 Fall River County Area, 323 Northern Foot Hills, 324 Eastern Foot Hills, 325 Custer County Plains, 326 Pine Ridge Area and 327 Butte County Area. * WINDS...South 15 to 30 mph with gusts around 40 mph. * RELATIVE HUMIDITY...As low as 11 percent both today and Thursday, with poor recovery tonight. * IMPACTS...The combination of gusty winds and low relative humidity would produce critical fire weather conditions. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$