FNUS85 KVEF 181046 FWLVEF ECCDA DISCUSSIONS NATIONAL WEATHER SERVICE LAS VEGAS NV 346 AM PDT MON MAY 18 2026 ##################################################################### ## ## ## DISCUSSIONS FROM THE LATEST FWF BELOW ## ## ## ##################################################################### ...DISCUSSION FROM RNOFWFVEF... WINDS WILL DECREASE AREAWIDE THIS MORNING. THE EXCEPTION IS THE COLORADO RIVER VALLEY, WHERE GUSTS BETWEEN 30 AND 40 MPH CONTINUE THROUGH MIDDAY. TEMPERATURES START OFF 10 TO 15 DEGREES BELOW NORMAL TODAY, REACHING NEAR NORMAL TEMPERATURES BY WEDNESDAY, THEN 10 TO 15 DEGREES ABOVE NORMAL BY FRIDAY. MINIMUM HUMIDITY VALUES FALL TO THE TEENS AND SINGLE DIGITS EACH AFTERNOON. ...DISCUSSION FROM LAXFWFSGX... DRIER WITH COOLING FOR THE DESERTS TODAY WITH LOWEST DAYTIME HUMIDITY AROUND 10 PERCENT AND WITH NORTH TO NORTHEAST WINDS GUSTING TO 30 TO 40 MPH FOR THIS MORNING. MEANWHILE, HIGH TEMPERATURES FOR THE COAST TO THE COASTAL SLOPES OF THE MOUNTAINS WILL WARM SEVERAL DEGREES TODAY, AS MUCH AS 10 TO 15 DEGREES FOR THE INLAND EMPIRE. WARMER FOR ALL AREAS ON TUESDAY WITH LOWEST DAYTIME HUMIDITY FOR INLAND AREAS AROUND 10 PERCENT, BUT WITH WEAKER WINDS. THE COAST AND VALLEYS WILL COOL ON WEDNESDAY WHILE THE MOUNTAINS AND DESERTS CONTINUE TO WARM. THERE WILL BE SLIGHT DAY-TO-DAY DIFFERENCES FOR THURSDAY THROUGH NEXT WEEKEND WITH HIGH TEMPERATURES A FEW TO AROUND 5 DEGREES ABOVE AVERAGE. ...DISCUSSION FROM PHXFWFPSR... ELEVATED AND MARGINALLY CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED EARLY THIS MORNING ACROSS PORTIONS OF SOUTHEAST CA AS A RESULT OF STRONG NORTHERLY WINDS AND DRY AIR FOLLOWING A FRONTAL PASSAGE. CONDITIONS WILL IMPROVE BY LATE-MORNING/EARLY-AFTERNOON AS NORTHERLY WINDS SUBSIDE. ELSEWHERE TODAY, WINDS WILL BE LIGHTER, BUT STILL WITH PEAK SOUTHWESTERLY GUSTS UP TO 15-30 MPH ACROSS SOUTH-CENTRAL AZ. MINIMUM RH VALUES TODAY WILL BE AROUND 5-10% ACROSS WESTERN DISTRICTS TO 15-25% ACROSS EASTERN DISTRICTS. TEMPERATURES WILL BE COOLEST, AND BELOW NORMAL, TODAY, WHICH WILL RESULT LOWER MAX MIXING HEIGHTS MOST OF THE DAY (UP TO 6-8K FT ABOVE GROUND LEVEL). TEMPERATURES WARM SLIGHTLY INTO TOMORROW, BUT WILL REMAIN JUST BELOW NORMAL. CONDITIONS WILL REMAIN DRY TOMORROW WITH MINIMUM RH VALUES AROUND 5-15%. OVERNIGHT RECOVERY TONIGHT WILL POOR TO FAIR AT 20-40%. WINDS TOMORROW WILL BE LIGHTER WITH TYPICAL AFTERNOON UPSLOPE BREEZES UP TO 15-25 MPH IN MOST AREAS. THE ONLY EXCEPTION WILL BE ANOTHER BRIEF ENHANCED NORTHERLY WIND DOWN THE COLORADO RIVER TOMORROW MORNING. THERE IS NO RAIN IN THE FORECAST. ##################################################################### ## ## ## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ## ## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ## ## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ## ## ## ##################################################################### ECC027-190500- SAN BERNARDINO ECC DISPATCH- DISCUSSION FOR SAN BERNARDINO ECC DISPATCH 346 AM PDT MON MAY 18 2026 WINDS WILL DECREASE AREAWIDE THIS MORNING. THE EXCEPTION IS THE COLORADO RIVER VALLEY, WHERE GUSTS BETWEEN 30 AND 40 MPH CONTINUE THROUGH MIDDAY. TEMPERATURES START OFF 10 TO 15 DEGREES BELOW NORMAL TODAY, REACHING NEAR NORMAL TEMPERATURES BY WEDNESDAY, THEN 10 TO 15 DEGREES ABOVE NORMAL BY FRIDAY. MINIMUM HUMIDITY VALUES FALL TO THE TEENS AND SINGLE DIGITS EACH AFTERNOON. $$