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Home Return to list Fire Weather Warning 0003 Issued by the Sacramento Forecast Office
Action: New Issued At: 2026-06-18 21:57:14 849 WWUS86 KSTO 190256 RFWSTO URGENT - FIRE WEATHER MESSAGE National Weather Service Sacramento CA 756 PM PDT Thu Jun 18 2026 CAZ121>127-200200- /O.NEW.KSTO.FW.W.0003.260619T1200Z-260620T0200Z/ W. Shasta County Above 3000 ft-W. Shasta County 1000-3000 ft- Shasta Lake Area & 1-5 1000-3000 ft-Shasta Metro- Shasta County Foothills 1000-3000 ft- E. Shasta /S. Cascades Above 3000 ft-Burney Basin- 756 PM PDT Thu Jun 18 2026 ...RED FLAG WARNING IN EFFECT FROM 5 AM TO 7 PM PDT FRIDAY FOR THUNDERSTORMS AND STRONG OUTFLOW WINDS FOR FIRE ZONES 121,122,123,124,125,126 AND 127... The National Weather Service in Sacramento has issued a Red Flag Warning for thunderstorms and strong outflow winds, which is in effect from 5 AM to 7 PM PDT Friday. * Affected Area...Fire Zone 121 W. Shasta County Above 3000 ft, Fire Zone 122 W. Shasta County 1000-3000 ft, Fire Zone 123 Shasta Lake Area & 1-5 1000-3000 ft, Fire Zone 124 Shasta Metro, Fire Zone 125 Shasta County Foothills 1000-3000 ft, Fire Zone 126 E. Shasta /S. Cascades Above 3000 ft and Fire Zone 127 Burney Basin. * Thunderstorms...Wet and dry thunderstorms with abundant lightning. * Outflow Winds...Gusts up to 40 mph. * Impacts...Lightning from isolated dry thunderstorms or outside of the main precipitation core in wet thunderstorms can create new fire starts and may combine with strong outflow winds to cause a fire to rapidly grow. Confidence is low on exact coverage and wet vs dry, but latest forecast has increased thunderstorm potential overall. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/sacramento Action: Continued Issued At: 2026-06-19 08:17:10 729 WWUS86 KSTO 191316 RFWSTO URGENT - FIRE WEATHER MESSAGE National Weather Service Sacramento CA 616 AM PDT Fri Jun 19 2026 CAZ121>127-200200- /O.CON.KSTO.FW.W.0003.000000T0000Z-260620T0200Z/ W. Shasta County Above 3000 ft-W. Shasta County 1000-3000 ft- Shasta Lake Area & 1-5 1000-3000 ft-Shasta Metro- Shasta County Foothills 1000-3000 ft- E. Shasta /S. Cascades Above 3000 ft-Burney Basin- 616 AM PDT Fri Jun 19 2026 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM PDT THIS EVENING FOR THUNDERSTORMS AND STRONG OUTFLOW WINDS FOR FIRE ZONES 121,122,123,124,125,126 AND 127... * Affected Area...Fire Zone 121 W. Shasta County Above 3000 ft, Fire Zone 122 W. Shasta County 1000-3000 ft, Fire Zone 123 Shasta Lake Area & 1-5 1000-3000 ft, Fire Zone 124 Shasta Metro, Fire Zone 125 Shasta County Foothills 1000-3000 ft, Fire Zone 126 E. Shasta /S. Cascades Above 3000 ft and Fire Zone 127 Burney Basin. * Thunderstorms...Wet and dry thunderstorms with abundant lightning. * Outflow Winds...Gusts up to 40 mph. * Impacts...Lightning from isolated dry thunderstorms or outside of the main precipitation core in wet thunderstorms can create new fire starts and may combine with strong outflow winds to cause a fire to rapidly grow. Confidence is low on exact coverage and wet vs dry, but latest forecast has increased thunderstorm potential overall. * PRECAUTIONARY/PREPAREDNESS ACTIONS... A Red Flag Warning means that critical fire weather conditions are either occurring now, or will shortly. A combination of strong winds, low relative humidity, and warm temperatures can contribute to extreme fire behavior. && $$ http://weather.gov/sacramento Action: Expired Issued At: 2026-06-19 20:34:06 432 WWUS86 KSTO 200133 RFWSTO URGENT - FIRE WEATHER MESSAGE National Weather Service Sacramento CA 633 PM PDT Fri Jun 19 2026 CAZ121>127-200245- /O.EXP.KSTO.FW.W.0003.000000T0000Z-260620T0200Z/ W. Shasta County Above 3000 ft-W. Shasta County 1000-3000 ft- Shasta Lake Area & 1-5 1000-3000 ft-Shasta Metro- Shasta County Foothills 1000-3000 ft- E. Shasta /S. Cascades Above 3000 ft-Burney Basin- 633 PM PDT Fri Jun 19 2026 ...RED FLAG WARNING WILL EXPIRE AT 7 PM PDT THIS EVENING FOR THUNDERSTORMS AND STRONG OUTFLOW WINDS FOR FIRE ZONES 121,122,123,124,125,126 AND 127... Thunderstorm activity has tapered off across the area, therefore the Red Flag Warning will expire at 7 PM PDT this evening. Continue to report any smoke to 911. $$ http://weather.gov/sacramento | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||