FNUS85 KVEF 042028 FWLVEF ECCDA DISCUSSIONS NATIONAL WEATHER SERVICE LAS VEGAS NV 128 PM PDT MON MAY 4 2026 ##################################################################### ## ## ## DISCUSSIONS FROM THE LATEST FWF BELOW ## ## ## ##################################################################### ...DISCUSSION FROM RNOFWFVEF... EXPECT SCATTERED SHOWER AND ISOLATED THUNDERSTORM ACTIVITY TODAY ACROSS PORTIONS OF THE GREAT BASIN THROUGH TUESDAY AFTERNOON. MINIMUM RH VALUES WILL PEAK ON TUESDAY AND TREND LOWER DURING THE REMAINDER OF THE WEEK. VALUES WILL BE GENERALLY IN THE SINGLE DIGITS BY THURSDAY. ...DISCUSSION FROM LAXFWFSGX... A LOW PRESSURE SYSTEM OFF THE CENTRAL CALIFORNIA COAST WILL MOVE SLOWLY INLAND THROUGH CENTRAL AND SOUTHERN CALIFORNIA THROUGH TUESDAY SPREADING COOLING INLAND WITH HIGH TEMPERATURES ON TUESDAY 10 TO 15 DEGREES BELOW AVERAGE FOR INLAND AREAS AND 15 TO 20 DEGREES BELOW AVERAGE FOR THE MOUNTAINS. SOUTHWEST TO WEST WINDS FOR THE MOUNTAINS AND DESERTS WILL GUST TO 35 TO 45 MPH WITH ISOLATED GUSTS OVER 55 MPH. THERE IS A ALSO CHANCE OF SHOWERS THROUGH TUESDAY. THE GREATEST CHANCE OF WETTING RAIN IS FOR TONIGHT AND TUESDAY AND GREATEST ACROSS SAN DIEGO COUNTY RANGING FROM 40 TO 60 PERCENT NEAR THE COAST TO 50 TO 60 PERCENT IN THE MOUNTAINS. IT WILL BE DRY WITH A SUBSTANTIAL WARMING TREND FOR WEDNESDAY THROUGH MONDAY OF NEXT WEEK. HIGH TEMPERATURES IN THE INLAND VALLEYS WILL REACH NEAR 90 DEGREES BY FRIDAY INTO THE WEEKEND. ...DISCUSSION FROM PHXFWFPSR... WELL BELOW NORMAL TEMPERATURES (8-12 DEGREES BELOW NORMAL) WILL CONTINUE OVER THROUGH WEDNESDAY. HIGH TEMPERATURES WILL TOP OUT IN THE MID TO UPPER 70S TO LOW 80S TODAY AND TOMORROW AND THEN BACK IN THE LOW TO MID 80S ON WEDNESDAY. GUSTY WINDS WILL ALSO CONTINUE TODAY AND TOMORROW, WITH PEAK GUSTS ACROSS MOST AREAS BETWEEN 20-30 MPH. LOCALLY HIGHER WINDS ARE EXPECTED ALONG RIDGE TOPS AND ACROSS WESTERN IMPERIAL COUNTY. MINRHS WILL RANGE BETWEEN 15-25% TODAY AND INCREASE TO 20-35% ON TUESDAY ALONG WITH GOOD OVERNIGHT RECOVERIES. THERE WILL ALSO BE SOME MODEST RAIN CHANCES, MAINLY ACROSS THE FAR EASTERN DISTRICTS, LATER THIS EVENING THROUGH EARLY TUESDAY AFTERNOON WITH THE CHANCES FOR WETTING RAINS REMAINING ON THE LOW SIDE AT LESS 30%. THINGS WILL DRY OUT QUICKLY BEHIND THIS SYSTEM WITH MINRHS FALLING TO 15-20% ON WEDNESDAY. ##################################################################### ## ## ## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ## ## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ## ## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ## ## ## ##################################################################### ECC027-051430- SAN BERNARDINO ECC DISPATCH- DISCUSSION FOR SAN BERNARDINO ECC DISPATCH 128 PM PDT MON MAY 4 2026 GUSTY SOUTHWEST WINDS AT 25 TO 35 MPH THIS AFTERNOON WITH A FEW STRONGER ISOLATED GUSTS. WEST WINDS ON TUESDAY WILL BE LIGHTER BUT STILL GUSTING FROM 15 TO 25 MPH. SCATTERED SHOWERS AND THUNDERSTORMS ARE POSSIBLE THROUGH TUESDAY ACROSS THE NORTHERN PORTIONS OF INYO COUNTY. MINIMUM RH VALUES WILL PEAK ON TUESDAY AND TREND LOWER DURING THE REMAINDER OF THE WEEK. VALUES WILL BE GENERALLY IN THE SINGLE DIGITS BY THURSDAY. $$