####018004345#### FNUS85 KVEF 010930 FWLVEF ECCDA DISCUSSIONS NATIONAL WEATHER SERVICE LAS VEGAS NV 230 AM PDT THU MAY 1 2025 ##################################################################### ## ## ## DISCUSSIONS FROM THE LATEST FWF BELOW ## ## ## ##################################################################### ...DISCUSSION FROM RNOFWFVEF... OUTSIDE OF ANY CONVECTIVE INFLUENCE, WINDS WILL REMAIN RELATIVELY LIGHT, FOLLOWING TYPICAL DIURNAL DIRECTIONAL TRENDS. ISOLATED-TO-SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED NORTH AND WEST OF I-15 THIS AFTERNOON WITH LOWER CHANCES OF PRECIPITATION IN THE HIGHER TERRAIN NORTH OF I-40 IN SAN BERNARDINO AND MOHAVE COUNTIES. LIGHT-TO-MODERATE RAIN, LIGHTNING, AND 30 TO 40 MPH OUTFLOW WINDS WILL BE POSSIBLE WITH ANY STORMS THAT DEVELOP. AFTERNOON CONVECTION WILL BE LIMITED TO MOHAVE COUNTY ON FRIDAY, WITH RELATIVELY QUIET WEATHER ELSEWHERE. A STRONGER WEATHER SYSTEM WILL MOVE IN OVER THE WEEKEND, BRINGING GUSTY WINDS, MORE WIDESPREAD PRECIPITATION CHANCES, AND COOLER THAN NORMAL TEMPERATURES TO THE REGION. ...DISCUSSION FROM LAXFWFSGX... A WEAK LOW PRESSURE SYSTEM MOVING THROUGH SOUTHERN CALIFORNIA WILL BRING A SLIGHT CHANCE OF SHOWERS AND THUNDERSTORMS FOR THIS AFTERNOON, MAINLY FOR SOUTHWESTERN SAN BERNARDINO COUNTY. THE MARINE LAYER WILL REMAIN NEAR 2500 TO 3000 FEET DEEP THROUGH FRIDAY. A LOW PRESSURE SYSTEM FROM THE NORTHWEST WILL MOVE INTO SOUTHERN CALIFORNIA DURING THE WEEKEND, THEN MOVE SLOWLY EASTWARD ON MONDAY AND TUESDAY. IT WILL BE MUCH COOLER BY SUNDAY, THEN GRADUALLY WARMER EARLY NEXT WEEK. THERE WILL BE GUSTY SOUTHWEST TO WEST WINDS FOR THE MOUNTAINS AND DESERTS FOR SATURDAY AFTERNOON THROUGH SUNDAY WITH THE STRONGER GUSTS TO 40 TO 50 MPH. THERE WILL BE CHANCES FOR SHOWERS FOR LATE SATURDAY INTO TUESDAY ALONG WITH A SLIGHT CHANCE OF THUNDERSTORMS ON SUNDAY AFTERNOON. THE MOST LIKELY TIME FOR WETTING PRECIPITATION IS ON SUNDAY WITH CHANCES FOR WETTING PRECIPITATION RANGING FROM 15 TO 20 PERCENT NEAR THE COAST TO 40 TO 50 PERCENT IN THE MOUNTAINS. THEN DRY AND WARMER FOR WEDNESDAY. ...DISCUSSION FROM PHXFWFPSR... NEAR TO SLIGHTLY ABOVE NORMAL TEMPERATURES WILL PERSIST THROUGH THE END OF THE WEEK. OVERALL WINDS WILL BE FAIRLY LIGHT AND DIURNAL, WITH SOME AFTERNOON UPSLOPE GUSTINESS. MIN RHS WILL RANGE BETWEEN 10-15% THROUGH THE END OF THE WEEK ACROSS MOST PLACES. A FAIRLY POTENT WEATHER SYSTEM WILL THEN MOVE ACROSS THE REGION DURING THE UPCOMING WEEKEND DELIVERING ENHANCED WINDS AS WELL AS MUCH COOLER TEMPERATURES. MINRHS WILL RANGE BETWEEN 15-20% ACROSS MOST AREAS ON SATURDAY BEFORE INCREASING TO ABOVE 20% BY SUNDAY. SOME ELEVATED FIRE WEATHER CONCERNS ARE ANTICIPATED OVER THE WEEKEND AS A RESULT OF THE STRENGTHENING WINDS. ##################################################################### ## ## ## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ## ## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ## ## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ## ## ## ##################################################################### ECC027-020330- SAN BERNARDINO ECC DISPATCH- DISCUSSION FOR SAN BERNARDINO ECC DISPATCH 230 AM PDT THU MAY 1 2025 OUTSIDE OF ANY CONVECTIVE INFLUENCE, WINDS WILL REMAIN RELATIVELY LIGHT, FOLLOWING TYPICAL DIURNAL DIRECTIONAL TRENDS. ISOLATED-TO-SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED ACROSS WESTERN SAN BERNARDINO COUNTY AND MOJAVE PRESERVE THIS AFTERNOON. LIGHT-TO-MODERATE RAIN, LIGHTNING, AND 30 TO 40 MPH OUTFLOW WINDS WILL BE POSSIBLE WITH ANY STORMS THAT DEVELOP. AFTERNOON CONVECTION WILL BE LIMITED TO SAN BERNARDINO MOUNTAINS ON FRIDAY, WITH RELATIVELY QUIET WEATHER ELSEWHERE. A STRONGER WEATHER SYSTEM WILL MOVE IN OVER THE WEEKEND, BRINGING GUSTY WINDS, MORE WIDESPREAD PRECIPITATION CHANCES, AND COOLER THAN NORMAL TEMPERATURES TO THE REGION. $$