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My Location: Los Angeles, CA
Current Time: 01:13:19 AM PDT
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| Weather Alert |
| Other Weather Alerts | ||
| Type | Red Flag Warning |
Red Flag Warning |
| Issued By | NWS Los Angeles/Oxnard CA | |
| Issuing Time | Tue, 19 Aug 2025 13:27:00 PDT | |
| Broadcast Time | Tue, 19 Aug 2025 13:27:00 PDT | |
| Valid Until | Sat, 23 Aug 2025 21:00:00 PDT | |
| Brief Description | Red Flag Warning | |
| Detailed Description | RED FLAG WARNING IN EFFECT FROM 9 AM PDT WEDNESDAY TO 9 PM PDT SATURDAY FOR AN UNSEASONABLY HOT AND UNSTABLE AIR MASS CAPABLE OF PRODUCING EXTREME FIRE BEHAVIOR FROM VERTICAL PLUME GROWTH. LOW RELATIVE HUMIDITY. AND LOCALLY BREEZY WINDS FOR PORTIONS OF THE MOUNTAINS AND FOOTHILLS OF LOS ANGELES AND VENTURA COUNTIES. . RED FLAG WARNING IN EFFECT FROM 9 AM PDT THURSDAY TO 9 PM PDT SATURDAY FOR AN UNSEASONABLY HOT AND UNSTABLE AIR MASS CAPABLE OF PRODUCING EXTREME FIRE BEHAVIOR FROM VERTICAL PLUME GROWTH. LOW RELATIVE HUMIDITY. AND LOCALLY BREEZY WINDS FOR PORTIONS OF THE MOUNTAINS AND FOOTHILLS OF SANTA BARBARA AND SAN LUIS OBISPO COUNTIES. .A significant heatwave is on the way for late this week into this weekend, bringing dangerous fire-weather conditions. * TEMPERATURES. Unseasonably hot high temperatures, generally 95- 110 degrees and highest Thursday through Saturday, producing unseasonably unstable conditions. * RELATIVE HUMIDITY. Minimum relative humidity 8-20 percent, lowest Wednesday and Thursday. * THUNDERSTORMS. Isolated thunderstorms will be possible Friday through the weekend, and any accompanying lightning strikes will be capable of starting new fires on the peripheries of rain cores. * WINDS. Southwest at 10-20 mph gusting to 20-25 mph over the western Antelope Valley Foothills and vicinity and in other wind- favored areas such as through passes and canyons. Lighter winds elsewhere. Passing outflow boundaries could bring sudden wind- shifts and increased fire-spread rates, even from distant thunderstorms. * IMPACTS. If fire ignition occurs, conditions are favorable for extreme fire behavior and rapid fire growth, which could threaten life and property. Be aware of sudden re-direction of fires in response to passing outflow boundaries. * ADDITIONAL DETAILS. Fire-weather headlines may eventually need to be extended into Sunday. |
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