191
WWUS75 KPSR 180735
NPWPSR
URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
1235 AM PDT MON MAY 18 2026
CAZ562-180900-
/O.EXT.KPSR.WI.Y.0016.000000T0000Z-260518T0900Z/
IMPERIAL COUNTY SOUTHWEST-
INCLUDING THE CITIES OF MOUNTAIN SPRING
1235 AM PDT MON MAY 18 2026
..WIND ADVISORY NOW IN EFFECT UNTIL 2 AM PDT EARLY THIS MORNING
* WHAT...SOUTHWEST WINDS 20 TO 30 MPH WITH GUSTS UP TO 50 TO 60 MPH.
* WHERE...SOUTHWEST CORNER OF IMPERIAL COUNTY.
* WHEN...UNTIL 2 AM PDT EARLY THIS MORNING.
* IMPACTS...DIFFICULT DRIVING CONDITIONS, ESPECIALLY FOR LARGER
VEHICLES TRAVELING ALONG ROADS WITH CROSSWINDS. LIGHT, UNSECURED
OBJECTS MAY BECOME AIRBORNE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF BETWEEN 30 AND
40 MPH ARE EXPECTED, OR WIND GUSTS OF BETWEEN 40 AND 58 MPH. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT, ESPECIALLY FOR HIGH PROFILE
VEHICLES.
CAZ560-561-564-568>570-181800-
/O.CON.KPSR.WI.Y.0016.000000T0000Z-260518T1800Z/
JOSHUA TREE NP WEST-JOSHUA TREE NP EAST-CHUCKWALLA MOUNTAINS-
CHIRIACO SUMMIT-PALO VERDE VALLEY-CHUCKWALLA VALLEY-
INCLUDING THE CITIES OF PALO VERDE, CHIRIACO SUMMIT, IMPERIAL HOT
MINERAL SPRINGS, COTTONWOOD VISITOR, MARTINEZ LAKE, BLYTHE,
MIDLAND, LOST HORSE-KEYS VILLAGE, AND RIPLEY
1235 AM PDT MON MAY 18 2026
..WIND ADVISORY REMAINS IN EFFECT UNTIL 11 AM PDT THIS MORNING
* WHAT...NORTHWEST WINDS 15 TO 25 MPH WITH GUSTS UP TO 40 TO 50 MPH.
* WHERE...WESTERN PORTION OF JOSHUA TREE NATIONAL PARK, EASTERN
PORTION OF JOSHUA TREE NATIONAL PARK, CHUCKWALLA MOUNTAINS,
CHIRIACO SUMMIT, PALO VERDE VALLEY, AND CHUCKWALLA VALLEY.
* WHEN...UNTIL 11 AM PDT THIS MORNING.
* IMPACTS...DIFFICULT DRIVING CONDITIONS, ESPECIALLY FOR LARGER
VEHICLES TRAVELING ALONG ROADS WITH CROSSWINDS. LIGHT, UNSECURED
OBJECTS MAY BECOME AIRBORNE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF BETWEEN 30 AND
40 MPH ARE EXPECTED, OR WIND GUSTS OF BETWEEN 40 AND 58 MPH. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT, ESPECIALLY FOR HIGH PROFILE
VEHICLES.
IN ADDITION, STRONG WINDS OVER DESERT AREAS COULD RESULT IN BRIEFLY
LOWERED SURFACE VISIBILITIES TO WELL UNDER A MILE AT TIMES IN
BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION. AS OF 0030PDT A
LARGE SWATH OF LOFTED DUST WITH VISIBILITIES DOWN TO 2-5 MILES WAS
SEEN ACROSS SOUTHERN SAN BERNARDINO COUNTY MOVING SOUTH TOWARD
RIVERSIDE COUNTY.
SDB
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