Red Flag Warning: Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains; North Laramie Range and Adjacent High Plains; North Laramie Valley/Shirley Basin; Ferris/Seminoe/Shirley Mountains; Central and West Carbon; Southwest Carbon County; Sierra Madre Range/Medicine Bow NF; Upper North Platte River Basin; Snowy Range/Medicine Bow NF; North Snowy Range Foothills

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Red Flag Warning — Niobrara/Lower Elevations of Converse/Thunder Basin National Grassland; Middle North Platte River Basin/Niobrara and Converse High Plains; North Laramie Range and Adjacent High Plains; North Laramie Valley/Shirley Basin; Ferris/Seminoe/Shirley Mountains; Central and West Carbon; Southwest Carbon County; Sierra Madre Range/Medicine Bow NF; Upper North Platte River Basin; Snowy Range/Medicine Bow NF; North Snowy Range Foothills Severity: Severe. Certainty: Likely. ...RED FLAG WARNING HAS EXPIRED FOR LOW RH AND GUSTY WINDS MPH FOR FIRE WEATHER ZONES 417, 418, 419, 420, 421, 422, 423, 424, 425, 426, AND 427... The National Weather Service in Cheyenne has issued a Red Flag Warning, which is in effect from noon to 9 PM MDT Tuesday. * AFFECTED AREA...Fire weather zones 417 through 427. * WIND...North to northwest at 15 to 20 mph with gusts up to 35 mph. * HUMIDITY...Between 9 and 16 percent. * ADDITIONAL DETAILS...Isolated high-based showers will have the potential to produce gusty and erratic winds along with a few strikes of lightning without much, if any, rainfall during the afternoon and evening hours. * IMPACTS...any fires that develop will likely spread rapidly. Outdoor burning is not recommended.