533
WWUS75 KTWC 191950
NPWTWC
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
1250 PM MST WED NOV 19 2025
AZZ503-507>509-201000-
/O.NEW.KTWC.FZ.W.0009.251121T0900Z-251121T1600Z/
UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY-UPPER SAN PEDRO RIVER
VALLEY-EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER
VALLEY-
INCLUDING THE CITIES OF CLIFTON, BENSON, SIERRA VISTA, SAFFORD,
NOGALES, WILLCOX, AND DOUGLAS
1250 PM MST WED NOV 19 2025
..FREEZE WARNING IN EFFECT FROM 2 AM TO 9 AM MST FRIDAY
* WHAT...SUB-FREEZING TEMPERATURES BETWEEN 24 TO 30 DEGREES EXPECTED.
* WHERE...EASTERN COCHISE COUNTY BELOW 5000 FEET, SULPHUR SPRINGS
VALLEY, UPPER SAN PEDRO RIVER VALLEY, AND UPPER SANTA CRUZ RIVER
VALLEY/ALTAR VALLEY.
* WHEN...FROM 2 AM TO 9 AM MST FRIDAY.
* 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.
TO PREVENT WATER PIPES FROM FREEZING; WRAP OR DRAIN OR ALLOW THEM TO
DRIP SLOWLY.
DVS
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