FNUS86 KSTO 210956

FWLSTO



ECCDA DISCUSSIONS FOR CALIFORNIA

NATIONAL WEATHER SERVICE SACRAMENTO CA

256 AM PDT MON SEP 21 2026



ECC005-220400-

SHASTA-TRINITY NATIONAL FOREST-

DISCUSSION FOR REDDING ECC DISPATCH

256 AM PDT MON SEP 21 2026





DRY AND WARM WEATHER CONTINUES THROUGH THURSDAY, WITH HIGHS 

UP TO AROUND 90S WITH RH IN THE 20S. DAYTIME WINDS WILL REMAIN 

GENTLE AND TERRAIN DRIVEN. LIGHT NORTH TO EAST COMPONENT FLOW WILL

DEVELOPED TUESDAY NIGHT INTO WEDNESDAY. TEMPERATURES WILL TREND 

COOLER BY FRIDAY. POTENTIAL FOR UNSETTLED WEATHER AND ENHANCED GAP

FLOW WINDS IN THE MOUNTAINS FRIDAY INTO THE WEEKEND.





$$



ECC007-220400-

MENDOCINO NATIONAL FOREST, SOUTHERN SACRAMENTO VALLEY, AND DELTA-

DISCUSSION FOR WILLOWS ECC DISPATCH

256 AM PDT MON SEP 21 2026





COOLER TEMPERATURES WITH BREEZY ONSHORE FLOW ARE EXPECTED AGAIN 

TODAY. GRADUAL WARMING AND DRYING CONDITIONS IS FORECAST FOR MID-

WEEK, WITH HIGHS PEAKING UP MID 90S AND DAYTIME RH IN THE LOW 20S

ON THURSDAY. LIGHT NORTH COMPONENT FLOW WILL DEVELOPED TUESDAY NIGHT

INTO WEDNESDAY. TEMPERATURES WILL TREND COOLER BY FRIDAY. POTENTIAL

FOR UNSETTLED WEATHER AND ENHANCED GAP FLOW WINDS IN THE 

MOUNTAINS FRIDAY INTO THE WEEKEND. 





$$



ECC008-220400-

RED BLUFF AND OROVILLE-

DISCUSSION FOR RED BLUFF AND OROVILLE ECC DISPATCH

256 AM PDT MON SEP 21 2026





DRY AND WARM WEATHER CONTINUES THROUGH THURSDAY, WITH HIGHS 

UP TO AROUND 90S WITH RH IN THE 20S. DAYTIME WINDS WILL GENTLE TO

MODERATE BREEZES AND TERRAIN DRIVEN. LIGHT NORTH TO EAST COMPONENT

FLOW WILL DEVELOPED TUESDAY NIGHT INTO WEDNESDAY. TEMPERATURES 

WILL TREND COOLER BY FRIDAY. POTENTIAL FOR UNSETTLED WEATHER AND 

ENHANCED GAP FLOW WINDS IN THE MOUNTAINS FRIDAY INTO THE WEEKEND.





$$



ECC011-220400-

TAHOE NATIONAL FOREST-

DISCUSSION FOR GRASS VALLEY ECC DISPATCH

256 AM PDT MON SEP 21 2026





COOLER TEMPERATURES WITH BREEZY ONSHORE FLOW ARE EXPECTED AGAIN 

TODAY. THERE IS A LOW CHANCES OF SHOWERS AND ISOLATED THUNDERSTORM

(10% OR LESS) THIS AFTERNOON OVER THE EASTERN SIERRA CREST,

ESPECIALLY SOUTH OF US-50. GRADUAL WARMING AND DRYING CONDITIONS 

IS FORECAST MID-WEEK, WITH HIGH PEAKING AND LOWER DAYTIME 

HUMIDITIES ON THURSDAY. TEMPERATURES WILL TREND COOLER BY FRIDAY.

POTENTIAL FOR UNSETTLED WEATHER AND ENHANCED GAP FLOW WINDS IN 

THE MOUNTAINS FRIDAY INTO THE WEEKEND





$$



ECC015-220400-

STANISLAUS NATIONAL FOREST-

DISCUSSION FOR SAN ANDREAS ECC DISPATCH

256 AM PDT MON SEP 21 2026





COOLER TEMPERATURES WITH BREEZY ONSHORE FLOW ARE EXPECTED AGAIN 

TODAY. THERE IS A LOW CHANCES OF SHOWERS AND ISOLATED THUNDERSTORM

(10% OR LESS) THIS AFTERNOON OVER THE EASTERN SIERRA CREST,

ESPECIALLY SOUTH OF US-50. GRADUAL WARMING AND DRYING CONDITIONS 

IS FORECAST MID-WEEK, WITH HIGH PEAKING AND LOWER DAYTIME 

HUMIDITIES ON THURSDAY. TEMPERATURES WILL TREND COOLER BY FRIDAY.

POTENTIAL FOR UNSETTLED WEATHER AND ENHANCED GAP FLOW WINDS IN 

THE MOUNTAINS FRIDAY INTO THE WEEKEND







$$