525
WWUS86 KHNX 121350
SPSHNX
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN JOAQUIN VALLEY CA
650 AM PDT WED AUG 12 2026
CAZ318-323-324-121415-
YOSEMITE VALLEY CA-MARIPOSA-MADERA LOWER SIERRA CA-
YOSEMITE NP OUTSIDE OF THE VALLEY CA-
650 AM PDT WED AUG 12 2026
...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN MARIPOSA COUNTY
THROUGH 715 AM PDT...
AT 650 AM PDT, DOPPLER RADAR WAS TRACKING A STRONG THUNDERSTORM NEAR
YOSEMITE SOUTH ENTRANCE, MOVING NORTH AT 5 MPH.
HAZARD...WIND GUSTS UP TO 40 MPH AND PEA SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...GUSTY WINDS COULD KNOCK DOWN TREE LIMBS AND BLOW AROUND
UNSECURED OBJECTS. MINOR HAIL DAMAGE TO VEGETATION IS
POSSIBLE.
LOCATIONS IMPACTED INCLUDE...
YOSEMITE NATIONAL, WAWONA, OSTRANDER LAKE, WAWONA VISTOR CENTER,
BRIDALVEIL CREEK CAMPGROUND, BADGER PASS RANGER STATION, AND WAWONA
CAMPGROUND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF OUTDOORS, CONSIDER SEEKING SHELTER INSIDE A BUILDING.
FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM.
LIGHTNING CAN STRIKE 10 MILES AWAY FROM A THUNDERSTORM. SEEK A SAFE
SHELTER INSIDE A BUILDING OR VEHICLE.
THIS STORM MAY INTENSIFY, SO BE CERTAIN TO MONITOR LOCAL RADIO
STATIONS AND AVAILABLE TELEVISION STATIONS FOR ADDITIONAL INFORMATION
AND POSSIBLE WARNINGS FROM THE NATIONAL WEATHER SERVICE.
PERSONS IN CAMPGROUNDS SHOULD CONSIDER SEEKING STURDY SHELTER UNTIL
THIS STORM PASSES.
LAT...LON 3752 11962 3755 11972 3776 11968 3769 11949
TIME...MOT...LOC 1350Z 195DEG 6KT 3759 11964
MAX HAIL SIZE...0.25 IN
MAX WIND GUST...40 MPH
JPK
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