Active Weather Alerts
Flood Advisory
Issued: 9:11 PM Sep. 4, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 411 PM PDT THIS AFTERNOON... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of Southwest California, including the following county, San Diego. * WHEN...Until 411 PM PDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 211 PM PDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. - Some locations that will experience flooding include... Warner Springs, Hwy 79 Between Santa Ysabel And Warner Springs, Lake Henshaw, Hwy 79 Between Warner Springs And Oak Grove, S7 - East Grade Rd, Hwy S2 Between Hwy 79 And Hwy 78, Ranchita, Hwy 79 Between Oak Grove And Aguanga, Borrego Palm Canyon and Palomar Mountain. - https://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
Flood Advisory
Issued: 8:55 PM Sep. 4, 2025 – National Weather Service
...FLOOD ADVISORY IN EFFECT UNTIL 354 PM PDT THIS AFTERNOON... * WHAT...Flooding caused by excessive rainfall is expected. * WHERE...A portion of Southwest California, including the following county, San Diego. * WHEN...Until 354 PM PDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. Water over roadways. * ADDITIONAL DETAILS... - At 155 PM PDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. - Additional rainfall amounts of 0.25 to 0.75 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Julian, Hwy 78 Between Banner And S2, Cuyamaca Rancho State Park, Hwy 79 Between Julian And Lake Cuyamaca, Lake Cuyamaca, Hwy S1 Between Lake Cuyamaca And Mount Laguna, Hwy S2 Between Hwy 79 And Hwy 78, Hwy 78 Between Ramona And Santa Ysabel, Wynola and Banner. - https://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
Special Weather Statement
Issued: 8:40 PM Sep. 4, 2025 – National Weather Service
...A STRONG THUNDERSTORM WILL IMPACT CENTRAL SAN DIEGO COUNTY THROUGH 230 PM PDT... At 139 PM PDT, Doppler radar was tracking a strong thunderstorm over Julian, moving south at 10 mph. HAZARD...Wind gusts up to 40 mph and half inch 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... Julian, Hwy 78 Between Banner And S2, Cuyamaca Rancho State Park, Lake Cuyamaca, Hwy 79 Between Julian And Lake Cuyamaca, Hwy S1 Between Lake Cuyamaca And Mount Laguna, Hwy S2 Between Hwy 79 And Hwy 78, Hwy 78 Between Ramona And Santa Ysabel, Boulder Creek, Banner, Wynola, Santa Ysabel, and Santa Ysabel Indian Reservation. 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. && MAX HAIL SIZE...0.50 IN; MAX WIND GUST...40 MPH
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