####018000506#### WWUS85 KRIW 150039 RFWRIW URGENT - FIRE WEATHER MESSAGE National Weather Service Riverton WY 639 PM MDT Sun Apr 14 2024 WYZ280-150145- /O.EXP.KRIW.FW.W.0001.000000T0000Z-240415T0100Z/ Natrona County/Casper BLM- 639 PM MDT Sun Apr 14 2024 ...RED FLAG WARNING WILL EXPIRE AT 7 PM MDT THIS EVENING... Winds have decreased and relative humidities will increase overnight. Therefore, the Red Flag Warning will be allowed to expire. $$ http://weather.gov/riverton