


Special Weather Statement
Issued by NWS San Joaquin Valley, CA
Issued by NWS San Joaquin Valley, CA
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364 WWUS86 KHNX 292321 SPSHNX Special Weather Statement National Weather Service San Joaquin Valley CA 421 PM PDT Mon Sep 29 2025 CAZ323-292345- Yosemite NP outside of the valley CA- 421 PM PDT Mon Sep 29 2025 ...A STRONG THUNDERSTORM WILL IMPACT NORTHEASTERN MARIPOSA AND CENTRAL TUOLUMNE COUNTIES THROUGH 445 PM PDT... At 421 PM PDT, Doppler radar was tracking a strong thunderstorm 13 miles north of Yosemite Valley, or 20 miles southwest of Twin Lakes, moving northeast at 20 mph. HAZARD...Pea size hail. SOURCE...Radar indicated. IMPACT...Minor hail damage to vegetation is possible. This storm will remain over mainly rural areas of northeastern Mariposa and central Tuolumne Counties. PRECAUTIONARY/PREPAREDNESS ACTIONS... If outdoors, consider seeking shelter inside a building. Torrential rainfall is also occurring with this storm and may lead to localized flooding. Do not drive your vehicle through flooded roadways. 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. && LAT...LON 3811 11946 3810 11946 3810 11945 3809 11945 3811 11943 3801 11933 3786 11962 3796 11971 3814 11949 TIME...MOT...LOC 2321Z 223DEG 15KT 3794 11961 MAX HAIL SIZE...0.25 IN MAX WIND GUST...<30 MPH $$ JPK