Severe Thunderstorm Warning 81, NWS Phoenix, AZ

AZZ020>025-CAZ030>033-031130-

SEVERE WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PHOENIX AZ
215 PM MST/PDT TUE SEPT 2 1997

...SLIGHT RISK OF SEVERE THUNDERSTORMS OVER PARTS OF SOUTHWEST
ARIZONA AND FAR SOUTHEAST CALIFORNIA THROUGH THIS EVENING...

THERE IS A  SLIGHT RISK  OF SEVERE THUNDERSTORMS  AGAIN TODAY  ACROSS
PARTS  OF  SOUTHWEST  ARIZONA  AND  FAR  SOUTHEAST  CALIFORNIA.  THIS
INCLUDES THE  ARIZONA COUNTIES OF YUMA...LA  PAZ...AND MAINLY WESTERN
MARICOPA...AND  THE SOUTHEAST  CALIFORNIA  COUNTIES OF  IMPERIAL  AND
EASTERN RIVERSIDE.

SHOWERS  AND THUNDERSTORMS WILL  BE ON THE  UPSWING THE REST  OF THIS
AFTERNOON AND THIS EVENING.  SOME OF THE STRONGER  THUNDERSTORMS THAT
DEVELOP MAY PRODUCE ISOLATED  WINDS IN EXCESS OF  57 MPH AND  LOCALLY
HEAVY DOWNPOURS. MOVEMENT OF THE STORMS  WILL BE TOWARD THE NORTH AND
NORTHWEST AT 15 MPH.

PERSONS IN SOUTHWEST ARIZONA AND  FAR SOUTHEAST CALIFORNIA SHOULD  BE
ALERT FOR  DEVELOPING THUNDERSTORMS.  LOCALLY HEAVY RAIN  AND BLOWING
DUST MAY ACCOMPANY SOME  OF THE STRONGER STORMS...WHICH COULD  BECOME
EXTREME HAZARDS FOR MOTORISTS ON SECTIONS OF INTERSTATES 8 AND 10.
....................................................................

FOR THE PURPOSES OF THIS OUTLOOK...SEVERE WEATHER REFERS TO ANY OF
THE FOLLOWING...DAMAGING WINDS IN EXCESS OF 57 MPH...HAIL 3/4 INCH
IN DIAMETER OR LARGER...AND LOCALLY HEAVY RAINFALL WHICH RESULTS IN
RUNNING WASHES OR FLOODING.

THE OUTLOOK AREA INCLUDES THE FOLLOWING COUNTIES...

IN ARIZONA                              IN CALIFORNIA

MARICOPA            YUMA                IMPERIAL
NORTHWEST PINAL     LA PAZ              CENTRAL AND EASTERN
RIVERSIDE
SOUTHERN GILA