ELEVATED TO CRITICAL FIRE WEATHER CONDITIONS EXPECTED AGAIN ACROSS NORTHEAST WYOMING AND WESTERN SOUTH DAKOTA TUESDAY AFTERNOON. .Critical fire weather conditions have lessened this evening as winds have decreased and relative humidity has increased. Therefore, the Red Flag Warning will expire for this evening. However, south to southwest return flow develops Tuesday with gusts of 25 mph or higher through the afternoon. These increased winds along with afternoon minimum relative humidity around 10 to 20 percent may result in critical fire weather conditions again Tuesday. Relative humidity recovery Tuesday night will be poor (<35% over the west) ahead of a cold front that moves through Wednesday, so elevated fire weather conditions expected. If winds are a bit stronger Wednesday, fire weather headlines may need to be extended into Wednesday. . RED FLAG WARNING WILL EXPIRE AT 8 PM MDT THIS EVENING FOR GUSTY WINDS AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER ZONES 314, 315, 316, 317, 318, 319, 320, 321, AND 322. * 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 and 322 Fall River County Area. * WINDS. Southwest 10 to 20 mph with gusts up to 30 mph. * RELATIVE HUMIDITY. As low as 9 percent. * IMPACTS. The combination of gusty winds and low relative humidity will produce critical fire weather conditions.
