Land Management Forecasts
Issued by NWS San Diego, CA
Issued by NWS San Diego, CA
447 FNUS86 KSGX 202022 FWLSGX ECCDA DISCUSSIONS NATIONAL WEATHER SERVICE SAN DIEGO CA 122 PM PDT MON MAY 20 2024 ECC033-211430- ORANGE ECC DISPATCH- DISCUSSION FOR ORANGE ECC DISPATCH 122 PM PDT MON MAY 20 2024 MODERATE ONSHORE FLOW WILL CONTINUE A DEEP MARINE LAYER THIS WEEK, WITH CLOUDS AND FOG REACHING UP TO 4,000 FEET INTO THE MOUNTAINS EACH NIGHT AND MORNING. LOCALLY STRONG WESTERLY WINDS WILL OCCUR ACROSS MOUNTAINS AND DESERTS THROUGH THIS EVENING, WITH GUSTS OF 25-45 MPH, WITH ISOLATED GUSTS OVER 50 MPH MAINLY THROUGH MOUNTAIN PASSES AND DESERT SLOPES. THESE WINDS WILL CONTINUE EACH AFTERNOON AND EVENING THIS WEEK, BUT A LITTLE WEAKER AFTER TONIGHT. TEMPERATURES WILL BE LOWER THAN AVERAGE THIS WEEK, WITH THE COOLEST DAYS TODAY AND SATURDAY. $$ ECC035-211430- MONTE VISTA ECC DISPATCH- 122 PM PDT MON MAY 20 2024 MODERATE ONSHORE FLOW WILL CONTINUE A DEEP MARINE LAYER THIS WEEK, WITH CLOUDS AND FOG REACHING UP TO 4,000 FEET INTO THE MOUNTAINS EACH NIGHT AND MORNING. LOCALLY STRONG WESTERLY WINDS WILL OCCUR ACROSS MOUNTAINS AND DESERTS THROUGH THIS EVENING, WITH GUSTS OF 25-45 MPH, WITH ISOLATED GUSTS OVER 50 MPH MAINLY THROUGH MOUNTAIN PASSES AND DESERT SLOPES. THESE WINDS WILL CONTINUE EACH AFTERNOON AND EVENING THIS WEEK, BUT A LITTLE WEAKER AFTER TONIGHT. TEMPERATURES WILL BE LOWER THAN AVERAGE THIS WEEK, WITH THE COOLEST DAYS TODAY AND SATURDAY. $$ ECC034-211430- RIVERSIDE ECC DISPATCH- 122 PM PDT MON MAY 20 2024 ...DISCUSSION FROM LAXFWFSGX... MODERATE ONSHORE FLOW WILL CONTINUE A DEEP MARINE LAYER THIS WEEK, WITH CLOUDS AND FOG REACHING UP TO 4,000 FEET INTO THE MOUNTAINS EACH NIGHT AND MORNING. LOCALLY STRONG WESTERLY WINDS WILL OCCUR ACROSS MOUNTAINS AND DESERTS THROUGH THIS EVENING, WITH GUSTS OF 25-45 MPH, WITH ISOLATED GUSTS OVER 50 MPH MAINLY THROUGH MOUNTAIN PASSES AND DESERT SLOPES. THESE WINDS WILL CONTINUE EACH AFTERNOON AND EVENING THIS WEEK, BUT A LITTLE WEAKER AFTER TONIGHT. TEMPERATURES WILL BE LOWER THAN AVERAGE THIS WEEK, WITH THE COOLEST DAYS TODAY AND SATURDAY. ...DISCUSSION FROM PHXFWFPSR... A SHORT-WAVE TROUGH MOVING THROUGH THE REGION TODAY WILL GENERATE WIDESPREAD BREEZY TO LOCALLY WINDY CONDITIONS. STRONGEST WIND GUSTS MAY BE GENERATED BY A BAND OF HIGH-BASED SHOWERS IN SOUTH- CENTRAL AZ THIS AFTERNOON, WITH 40-50% CHANCE FOR SOUTHWESTERLY GUSTS IN EXCESS OF 40 MPH, PRIMARILY BETWEEN 1300-1700MST. THERE MAY BE A BRIEF PERIOD, UP TO 2-3 HOURS IN EASTERN DISTRICTS DURING THE EARLY TO MID AFTERNOON, WITH CRITICAL FIRE WEATHER CONDITIONS. OUTSIDE OF SHOWER-GENERATED GUSTS, WIDESPREAD WIND GUSTS, ACROSS ALL DISTRICTS, UP TO 25-35 MPH ARE ANTICIPATED WITH SOME LOCALIZED AREAS LIKE THE IMPERIAL VALLEY SEEING UP TO 35-40 MPH. THIS WILL RESULT IN WIDESPREAD ELEVATED FIRE WEATHER, BORDERLINE RED FLAG, CONDITIONS TODAY AS MINIMUM RHS FALL TO 10-15%. THE CHANCE FOR WETTING RAIN IS NEAR ZERO AS THERE WILL BE A LOT OF SUB-CLOUD EVAPORATION BEFORE REACHING THE SURFACE. LAND MANAGERS SHOULD BE CAUTIOUS FOR RAPID, UNCONTROLLED SPREAD OF ANY ONGOING FIRES OR NEW STARTS MONDAY. WINDS WILL SUBSIDE FAIRLY QUICKLY THIS EVENING AND SPEEDS WILL NOT BE AS STRONG TUESDAY, BUT STILL WITH AFTERNOON GUSTS UP TO 15-25 MPH. DIRECTIONS TUESDAY WILL FOLLOW TYPICAL AND TERRAIN INFLUENCES. IT WILL BE DRIER TUESDAY, WITH MINIMUM AFTERNOON RH VALUES DOWN TO 5-12% NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR. $$