928 WHUS56 KMTR 122115 SMWMTR PZZ560-565-575-576-122200- /O.NEW.KMTR.MA.W.0013.250312T2115Z-250312T2200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service San Francisco CA 215 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Special Marine Warning for... Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM... Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM... Waters from Pigeon Point to Point Pinos 10-60 NM... Waters from Point Pinos to Point Piedras Blancas 10-60 NM... * Until 300 PM PDT. * At 215 PM PDT, severe thunderstorms capable of producing waterspouts were located along a line from 15 NM southwest of Point Ano Nuevo to 27 NM west of Point Sur, moving northeast at 45 knots. HAZARD...Waterspouts and wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Mainly open waters of Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM, Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM, Waters from Pigeon Point to Point Pinos 10-60 NM and Waters from Point Pinos to Point Piedras Blancas 10-60 NM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3709 12227 3703 12222 3699 12216 3698 12215 3698 12214 3697 12213 3696 12210 3693 12207 3622 12224 3593 12259 3662 12275 TIME...MOT...LOC 2115Z 203DEG 46KT 3689 12246 3656 12241 3614 12242 WATERSPOUT...POSSIBLE MAX HAIL SIZE...0.00 IN MAX WIND GUST...50 KTS $$ MM  583 WUUS56 KMTR 122117 SVRMTR CAC075-081-122145- /O.NEW.KMTR.SV.W.0009.250312T2117Z-250312T2145Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service San Francisco CA 217 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Severe Thunderstorm Warning for... San Francisco County in northern California... Northwestern San Mateo County in northern California... * Until 245 PM PDT. * At 217 PM PDT, a severe thunderstorm was located near El Granada, or 8 miles southwest of Pacifica, moving northeast at 50 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... San Francisco, Daly City, South San Francisco, San Bruno, Pacifica, Burlingame, Millbrae, Hillsborough, El Granada, Brisbane, Colma, Broadmoor, Montara and Moss Beach. PRECAUTIONARY/PREPAREDNESS ACTIONS... Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. Wind damage with this storm will occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. Seek shelter immediately inside a sturdy structure and stay away from windows. Report severe weather to your nearest law enforcement agency or the National Weather Service office in San Francisco CA. && LAT...LON 3771 12251 3776 12252 3777 12253 3778 12253 3782 12248 3783 12242 3783 12241 3781 12238 3775 12238 3765 12234 3764 12235 3763 12234 3761 12233 3750 12250 3752 12252 TIME...MOT...LOC 2116Z 214DEG 43KT 3751 12256 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Behringer  791 WHUS56 KMTR 122135 SMWMTR PZZ545-560-122200- /O.NEW.KMTR.MA.W.0014.250312T2135Z-250312T2200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service San Francisco CA 235 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Special Marine Warning for... Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM... Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM... * Until 300 PM PDT. * At 235 PM PDT, severe thunderstorms capable of producing waterspouts were located along a line from 11 NM east of Point Bonita to 8 NM northwest of Point Ano Nuevo, moving northeast at 45 knots. HAZARD...Waterspouts and wind gusts in excess of 50 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Boats could suffer significant structural damage in high winds. Small craft could capsize in suddenly higher waves. * Locations impacted include... Mainly open waters of Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM and Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. Seek safe harbor immediately. Report severe weather to the Coast Guard or nearest law enforcement agency. They will relay your report to the National Weather Service office. && LAT...LON 3757 12260 3761 12250 3759 12252 3752 12252 3750 12250 3750 12247 3749 12249 3748 12245 3736 12240 3725 12240 3727 12241 3724 12242 3720 12241 3717 12237 3712 12234 3708 12227 3695 12243 3697 12246 TIME...MOT...LOC 2134Z 213DEG 45KT 3774 12232 3746 12234 3722 12240 WATERSPOUT...POSSIBLE MAX HAIL SIZE...0.00 IN MAX WIND GUST...>50 KTS $$ MM  264 WUUS56 KMTR 122136 SVRMTR CAC081-085-087-122200- /O.NEW.KMTR.SV.W.0010.250312T2136Z-250312T2200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service San Francisco CA 236 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Severe Thunderstorm Warning for... Southeastern San Mateo County in northern California... West Central Santa Clara County in northern California... Northwestern Santa Cruz County in northern California... * Until 300 PM PDT. * At 236 PM PDT, a severe thunderstorm was located 16 miles southwest of Woodside, or 18 miles southwest of Palo Alto, moving northeast at 50 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Palo Alto, Los Altos Hills, Woodside and Portola Valley. PRECAUTIONARY/PREPAREDNESS ACTIONS... Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. Report severe weather to your nearest law enforcement agency or the National Weather Service office in San Francisco CA. && LAT...LON 3748 12233 3731 12209 3710 12231 3710 12233 3709 12234 3710 12235 3712 12235 3719 12241 3723 12241 3723 12242 3724 12242 3726 12241 3735 12241 3738 12242 TIME...MOT...LOC 2136Z 214DEG 41KT 3721 12239 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Behringer  639 WWUS56 KMTR 122138 SVSMTR Severe Weather Statement National Weather Service San Francisco CA 238 PM PDT Wed Mar 12 2025 CAC075-122148- /O.CAN.KMTR.SV.W.0009.000000T0000Z-250312T2145Z/ San Francisco CA- 238 PM PDT Wed Mar 12 2025 ...SEVERE THUNDERSTORM WARNING IS CANCELLED FOR SAN FRANCISCO COUNTY... The storm which prompted the warning has moved out of the area. Therefore, the warning has been cancelled. However, gusty winds are still possible with this thunderstorm. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office. && LAT...LON 3752 12247 3771 12240 3771 12236 3766 12234 3765 12235 3764 12235 3763 12234 3761 12233 TIME...MOT...LOC 2117Z 214DEG 43KT 3753 12255 $$ CAC081-122145- /O.CON.KMTR.SV.W.0009.000000T0000Z-250312T2145Z/ San Mateo CA- 238 PM PDT Wed Mar 12 2025 ...SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM PDT FOR NORTHWESTERN SAN MATEO COUNTY... At 238 PM PDT, a severe thunderstorm was located near San Francisco, moving northeast at 50 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... San Francisco, South San Francisco, San Bruno, Burlingame, Millbrae, Hillsborough, El Granada and Brisbane. PRECAUTIONARY/PREPAREDNESS ACTIONS... Wind damage with this storm will occur before any rain or lightning. Do not wait for the sound of thunder before taking cover. Seek shelter immediately inside a sturdy structure and stay away from windows. Report severe weather to your nearest law enforcement agency or the National Weather Service office in San Francisco CA. && LAT...LON 3752 12247 3771 12240 3771 12236 3766 12234 3765 12235 3764 12235 3763 12234 3761 12233 TIME...MOT...LOC 2117Z 214DEG 43KT 3753 12255 HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Behringer  299 FZUS76 KMTR 122143 MWSMTR Marine Weather Statement National Weather Service San Francisco CA 243 PM PDT Wed Mar 12 2025 PZZ530-531-122245- 243 PM PDT Wed Mar 12 2025 The areas affected include... San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge... San Francisco Bay South of the Bay Bridge... * At 243 PM PDT, Doppler radar indicated strong thunderstorms, capable of producing winds to around 40 knots. These strong thunderstorms were located along a line from 34 NM northeast of Point Reyes to near Point Bonita, moving northeast at 35 knots. Locations impacted include... Mainly open waters of San Pablo Bay, Suisun Bay, the West Delta and the San Francisco Bay north of the Bay Bridge and San Francisco Bay South of the Bay Bridge. PRECAUTIONARY/PREPAREDNESS ACTIONS... Report severe weather to the Coast Guard or nearest law enforcement agency. They will relay your report to the National Weather Service office. Mariners can expect gusty winds to around 30 knots, locally higher waves, lightning strikes, and heavy downpours. Boaters should seek safe harbor immediately until these storms pass. && LAT...LON 3778 12251 3811 12249 3816 12241 3807 12227 3807 12225 3816 12230 3807 12223 3808 12191 3804 12190 3806 12226 3796 12243 3779 12227 $$ MM  808 WUUS56 KMTR 122143 SVRMTR CAC087-122230- /O.NEW.KMTR.SV.W.0011.250312T2143Z-250312T2230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service San Francisco CA 243 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Severe Thunderstorm Warning for... Northwestern Santa Cruz County in northern California... * Until 330 PM PDT. * At 243 PM PDT, a severe thunderstorm was located 8 miles west of Boulder Creek, or 15 miles northwest of Santa Cruz, moving northeast at 55 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Boulder Creek. PRECAUTIONARY/PREPAREDNESS ACTIONS... Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. Report severe weather to your nearest law enforcement agency or the National Weather Service office in San Francisco CA. && LAT...LON 3711 12230 3711 12229 3712 12229 3722 12223 3722 12216 3717 12208 3705 12225 3710 12229 3710 12230 TIME...MOT...LOC 2143Z 216DEG 45KT 3709 12227 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Behringer  780 WWUS56 KMTR 122145 SVSMTR Severe Weather Statement National Weather Service San Francisco CA 245 PM PDT Wed Mar 12 2025 CAC081-122155- /O.EXP.KMTR.SV.W.0009.000000T0000Z-250312T2145Z/ San Mateo CA- 245 PM PDT Wed Mar 12 2025 ...SEVERE THUNDERSTORM WARNING HAS EXPIRED FOR NORTHWESTERN SAN MATEO COUNTY... The storm which prompted the warning has moved out of the area. Therefore, the warning has been allowed to expire. To report severe weather, contact your nearest law enforcement agency. They will send your report to the National Weather Service office. && LAT...LON 3752 12247 3771 12240 3771 12236 3766 12234 3765 12235 3764 12235 3763 12234 3761 12233 TIME...MOT...LOC 2138Z 214DEG 43KT 3774 12237 $$ Behringer  971 WHUS56 KMTR 122147 SMWMTR PZZ531-122215- /O.NEW.KMTR.MA.W.0015.250312T2147Z-250312T2215Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service San Francisco CA 247 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Special Marine Warning for... San Francisco Bay South of the Bay Bridge... * Until 315 PM PDT. * At 247 PM PDT, strong thunderstorms were located along a line from 14 NM northeast of Point Bonita to 8 NM east of Pillar Point, moving northeast at 50 knots. HAZARD...Wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Mainly open waters of San Francisco Bay South of the Bay Bridge. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. Move to safe harbor immediately as gusty winds and high waves are expected. && LAT...LON 3776 12221 3776 12222 3775 12221 3774 12226 3767 12216 3750 12211 3747 12201 3749 12223 3750 12222 3753 12227 3757 12225 3757 12229 3753 12228 3759 12236 3759 12234 3764 12239 3764 12240 3777 12239 TIME...MOT...LOC 2147Z 216DEG 51KT 3791 12227 3767 12227 3747 12232 MAX HAIL SIZE...0.00 IN MAX WIND GUST...50 KTS $$ MM  283 WUUS56 KMTR 122149 SVRMTR CAC087-122200- /O.NEW.KMTR.SV.W.0012.250312T2149Z-250312T2200Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Warning National Weather Service San Francisco CA 249 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Severe Thunderstorm Warning for... Northwestern Santa Cruz County in northern California... * Until 300 PM PDT. * At 249 PM PDT, a severe thunderstorm was located 7 miles southwest of Ben Lomond, or 10 miles west of Santa Cruz, moving northeast at 50 mph. HAZARD...60 mph wind gusts and small hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. * Locations impacted include... Boulder Creek and Ben Lomond. PRECAUTIONARY/PREPAREDNESS ACTIONS... Tornadoes can develop quickly from severe thunderstorms. Seek shelter immediately in an interior room on the lowest floor of a well-built structure. Report severe weather to your nearest law enforcement agency or the National Weather Service office in San Francisco CA. && LAT...LON 3706 12225 3720 12212 3712 12201 3700 12219 3702 12222 3703 12222 3704 12223 3705 12225 TIME...MOT...LOC 2149Z 218DEG 44KT 3703 12221 TORNADO...POSSIBLE HAIL THREAT...RADAR INDICATED MAX HAIL SIZE...<1.00 IN WIND THREAT...RADAR INDICATED MAX WIND GUST...60 MPH $$ Behringer  484 WHUS56 KMTR 122152 SMWMTR PZZ535-560-565-575-576-122230- /O.NEW.KMTR.MA.W.0016.250312T2152Z-250312T2230Z/ BULLETIN - IMMEDIATE BROADCAST REQUESTED Special Marine Warning National Weather Service San Francisco CA 252 PM PDT Wed Mar 12 2025 The National Weather Service in San Francisco has issued a * Special Marine Warning for... Monterey Bay... Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM... Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM... Waters from Pigeon Point to Point Pinos 10-60 NM... Waters from Point Pinos to Point Piedras Blancas 10-60 NM... * Until 330 PM PDT. * At 252 PM PDT, severe thunderstorms capable of producing waterspouts were located along a line from 9 NM southwest of Santa Cruz Harbor to 14 NM southwest of Point Sur, moving northeast at 40 knots. HAZARD...Waterspouts and wind gusts to nearly 50 knots. SOURCE...Radar indicated. IMPACT...Waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves. * Locations impacted include... Point Pinos, Soberanes Point, Point Sur, Moss Landing and Santa Cruz Harbor. PRECAUTIONARY/PREPAREDNESS ACTIONS... Move to safe harbor until hazardous weather passes. && LAT...LON 3698 12229 3700 12219 3695 12207 3697 12200 3695 12197 3697 12191 3686 12180 3688 12180 3681 12179 3682 12175 3686 12176 3683 12174 3644 12192 3634 12189 3631 12190 3623 12181 3623 12180 3615 12226 TIME...MOT...LOC 2151Z 224DEG 38KT 3685 12212 3654 12210 3621 12217 WATERSPOUT...POSSIBLE MAX HAIL SIZE...0.00 IN MAX WIND GUST...50 KTS $$ Kennedy  463 FZUS76 KMTR 122153 MWSMTR Marine Weather Statement National Weather Service San Francisco CA 253 PM PDT Wed Mar 12 2025 PZZ545-560-122203- /O.EXP.KMTR.MA.W.0014.000000T0000Z-250312T2200Z/ 253 PM PDT Wed Mar 12 2025 ...SPECIAL MARINE WARNING WILL EXPIRE AT 3 PM PDT... The affected areas were... Coastal Waters from Point Reyes to Pigeon Point California out to 10 NM... Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM... The thunderstorms have moved out of area and no longer pose a significant threat to boaters. && LAT...LON 3757 12260 3761 12250 3759 12252 3752 12252 3750 12250 3750 12247 3749 12249 3748 12245 3736 12240 3725 12240 3727 12241 3724 12242 3720 12241 3717 12237 3712 12234 3708 12227 3695 12243 3697 12246 TIME...MOT...LOC 2135Z 213DEG 45KT 3775 12231 3747 12233 3723 12238 $$ MM  060 WWUS56 KMTR 122155 SVSMTR Severe Weather Statement National Weather Service San Francisco CA 255 PM PDT Wed Mar 12 2025 CAC081-085-087-122205- /O.EXP.KMTR.SV.W.0010.000000T0000Z-250312T2200Z/ San Mateo CA-Santa Clara CA-Santa Cruz CA- 255 PM PDT Wed Mar 12 2025 ...SEVERE THUNDERSTORM WARNING WILL EXPIRE AT 3 PM PDT FOR SOUTHEASTERN SAN MATEO, WEST CENTRAL SANTA CLARA AND NORTHWESTERN SANTA CRUZ COUNTIES... The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. && LAT...LON 3748 12233 3731 12209 3710 12231 3710 12233 3709 12234 3710 12235 3712 12235 3719 12241 3723 12241 3723 12242 3724 12242 3726 12241 3735 12241 3738 12242 TIME...MOT...LOC 2136Z 214DEG 41KT 3722 12239 $$ Behringer  433 FZUS76 KMTR 122157 MWSMTR Marine Weather Statement National Weather Service San Francisco CA 257 PM PDT Wed Mar 12 2025 PZZ560-565-575-576-122207- /O.EXP.KMTR.MA.W.0013.000000T0000Z-250312T2200Z/ 257 PM PDT Wed Mar 12 2025 ...SPECIAL MARINE WARNING WILL EXPIRE AT 3 PM PDT... The affected areas were... Coastal Waters from Pigeon Point to Point Pinos California out to 10 NM... Coastal Waters from Point Pinos to Point Piedras Blancas California out to 10 NM... Waters from Pigeon Point to Point Pinos 10-60 NM... Waters from Point Pinos to Point Piedras Blancas 10-60 NM... The thunderstorms have moved out of area and no longer pose a significant threat to boaters. && LAT...LON 3709 12227 3703 12222 3699 12216 3698 12215 3698 12214 3697 12213 3696 12210 3693 12207 3622 12224 3593 12259 3662 12275 TIME...MOT...LOC 2115Z 203DEG 46KT 3690 12245 3657 12241 3615 12241 $$ MM