249 WWUS75 KRIW 131450 NPWRIW URGENT - WEATHER MESSAGE National Weather Service Riverton WY 850 AM MDT Sun Sep 13 2026 WYZ023-141500- /O.NEW.KRIW.FZ.W.0006.260914T0900Z-260914T1500Z/ Star Valley- Including the cities of Thayne, Afton, Star Valley Ranch, and Alpine 850 AM MDT Sun Sep 13 2026 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 9 AM MDT MONDAY... * WHAT...Sub-freezing temperatures 26 to 30 degrees expected. Isolated cold prone areas 22 to 26 degrees. * WHERE...Star Valley. * WHEN...From 3 AM to 9 AM MDT Monday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing. PRECAUTIONARY/PREPAREDNESS ACTIONS... Take steps now to protect tender plants from the cold. && $$ Lowe