AT 333 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE THUNDERSTORMS CAPABLE OF PRODUCING FLASH FLOODING OVER THE WARNED AREA...WITH A TRAINED SPOTTER INDICATING THAT FLASH FLOODING WAS OCCURRING IN THE SABINO CANYON AREA. RADAR ESTIMATED RAINFALL RATES IN THE WARNED AREA RANGING FROM 1 TO 3 INCHES PER HOUR.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SEVEN FALLS AND SABINO CANYON
PRECAUTIONARY/PREPAREDNESS ACTIONS...
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. MOVE TO HIGHER GROUND.
AT 355 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE AN AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THE MOST INTENSE STORM WAS LOCATED NEAR TUCSON INTERNATIONAL AIRPORT WITH A RECORDED WIND GUST TO 65 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER INDOORS. EXPECT DAMAGING WINDS IN EXCESS OF 70 MPH... LARGE HAIL...FREQUENT LIGHTNING...AND HEAVY RAIN WITH THESE STORMS.
* AT 348 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED FLASH FLOODING FROM AN AREA OF STRONG TO SEVERE THUNDERSTORMS EXTENDING FROM THE CATALINA MOUNTAINS SOUTHWARD THROUGH TUCSON AND SAHUARITA. THIS WARNING EXTENDS AND EXPANDS THE PREVIOUS WARNING FOR THE AREA.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SAN XAVIER MISSION...TUCSON INTERNATIONAL AIRPORT...SOUTH TUCSON...SEVEN FALLS...SAGUARO NATIONAL PARK EAST...SABINO CANYON...RITA RANCH... DAVIS-MONTHAN AIR FORCE BASE AND CATALINA FOOTHILLS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF WASHES AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
AT 355 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE AN AREA OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. THE MOST INTENSE STORM WAS LOCATED NEAR TUCSON INTERNATIONAL AIRPORT WITH A RECORDED WIND GUST TO 65 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEEK SHELTER INDOORS. EXPECT DAMAGING WINDS IN EXCESS OF 70 MPH... LARGE HAIL...FREQUENT LIGHTNING...AND HEAVY RAIN WITH THESE STORMS.
* AT 257 PM MST NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS CAPABLE OF PRODUCING HEAVY RAIN OVER PORTIONS OF SANTA CRUZ AND PIMA COUNTIES. THE TWO MOST NOTICEABLE CELLS BEING LOCATED NEAR PATAGONIA IN SANTA CRUZ COUNTY AND NEAR GREEN VALLEY IN PIMA COUNTY. DOPPLER RADAR ESTIMATED RAINFALL RATES ACCOMPANYING THESE STORMS TO BE 1 TO 2 INCHES PER HOUR. RAINFALL RATES THIS FAST MAY CREATE SMALL SCALE FLOODING ISSUES IN FLOOD PRONE AREAS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE ELEVATED LEVELS IN WASHES AND STREAMS...AND PONDING OF WATER IN URBAN AREAS... HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER POOR DRAINAGE AREAS AND LOW LYING SPOTS.
.NOW... ISOLATED SHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP ACROSS THE AREA THROUGH 5 PM. THE BULK OF THE ACTIVITY WILL BE MAINLY NEAR GREEN VALLEY AS WELL AS THE RINCON AND CATALINA MOUNTAINS EAST AND NORTHEAST OF TUCSON. THE STRONGEST STORMS WILL PRODUCE BRIEF HEAVY RAIN...OCCASIONAL TO FREQUENT LIGHTNING AND WIND GUSTS TO 40 MPH. RAINFALL AMOUNTS WILL GENERALLY BE LESS THAN ONE TENTH OF AN INCH THOUGH A FEW LOCALES MAY RECEIVE UP TO ONE HALF OF AN INCH OF RAIN. THE COVERAGE IS EXPECTED TO INCREASE AND INCLUDE PORTIONS OF THE TUCSON METRO AREA AFTER 4 PM AND CONTINUE THIS EVENING.
