Land Management Forecasts
Issued by NWS San Diego, CA
Issued by NWS San Diego, CA
957 FNUS86 KSGX 180911 FWLSGX ECCDA DISCUSSIONS NATIONAL WEATHER SERVICE SAN DIEGO CA 211 AM PDT WED JUN 18 2025 ECC033-190315- ORANGE ECC DISPATCH- DISCUSSION FOR ORANGE ECC DISPATCH 211 AM PDT WED JUN 18 2025 HIGH PRESSURE TO THE SOUTH WILL MAINTAIN ABOVE AVERAGE HIGH TEMPERATURES TODAY, AS MUCH AS 10 TO 15 DEGREES ABOVE AVERAGE FOR THE DESERTS. LOWEST DAYTIME HUMIDITY OF 5 TO 10 PERCENT FOR THE DESERTS ONTO THE DESERT SLOPES OF THE MOUNTAINS COMBINED WITH GUSTY SEA BREEZE WINDS WILL RESULT IN ELEVATED FIRE WEATHER CONDITIONS FOR THE AFTERNOON AND EARLY EVENING. THESE CONDITIONS WILL THEN GRADUALLY MODERATE THROUGH THE WEEKEND AS STRONGER ONSHORE FLOW BRINGS A SLOW RECOVERY IN HUMIDITY. FOR THURSDAY INTO THE WEEKEND, LOW PRESSURE OVER THE EASTERN PACIFIC WILL MOVE SLOWLY INLAND INTO THE WESTERN STATES STRENGTHENING ONSHORE FLOW AND WEAKENING HIGH PRESSURE ALOFT FOR SOUTHERN CALIFORNIA. THIS WILL SPREAD COOLING INLAND WITH WEEKEND HIGH TEMPERATURES A FEW DEGREES BELOW AVERAGE NEAR THE COAST TO AS MUCH AS 8 TO 12 DEGREES BELOW AVERAGE FOR THE MOUNTAINS. A MARINE LAYER NEAR 1500 FEET DEEP WILL DEEPEN TO AROUND 2000 FEET FOR THE WEEKEND. COOLER THAN AVERAGE HIGH TEMPERATURES WILL CONTINUE INTO EARLY NEXT WEEK, BUT WITH WARMING OF AROUND 5 DEGREES. $$ ECC035-190315- MONTE VISTA ECC DISPATCH- 211 AM PDT WED JUN 18 2025 HIGH PRESSURE TO THE SOUTH WILL MAINTAIN ABOVE AVERAGE HIGH TEMPERATURES TODAY, AS MUCH AS 10 TO 15 DEGREES ABOVE AVERAGE FOR THE DESERTS. LOWEST DAYTIME HUMIDITY OF 5 TO 10 PERCENT FOR THE DESERTS ONTO THE DESERT SLOPES OF THE MOUNTAINS COMBINED WITH GUSTY SEA BREEZE WINDS WILL RESULT IN ELEVATED FIRE WEATHER CONDITIONS FOR THE AFTERNOON AND EARLY EVENING. THESE CONDITIONS WILL THEN GRADUALLY MODERATE THROUGH THE WEEKEND AS STRONGER ONSHORE FLOW BRINGS A SLOW RECOVERY IN HUMIDITY. FOR THURSDAY INTO THE WEEKEND, LOW PRESSURE OVER THE EASTERN PACIFIC WILL MOVE SLOWLY INLAND INTO THE WESTERN STATES STRENGTHENING ONSHORE FLOW AND WEAKENING HIGH PRESSURE ALOFT FOR SOUTHERN CALIFORNIA. THIS WILL SPREAD COOLING INLAND WITH WEEKEND HIGH TEMPERATURES A FEW DEGREES BELOW AVERAGE NEAR THE COAST TO AS MUCH AS 8 TO 12 DEGREES BELOW AVERAGE FOR THE MOUNTAINS. A MARINE LAYER NEAR 1500 FEET DEEP WILL DEEPEN TO AROUND 2000 FEET FOR THE WEEKEND. COOLER THAN AVERAGE HIGH TEMPERATURES WILL CONTINUE INTO EARLY NEXT WEEK, BUT WITH WARMING OF AROUND 5 DEGREES. $$ ECC034-190315- RIVERSIDE ECC DISPATCH- 211 AM PDT WED JUN 18 2025 ...DISCUSSION FROM LAXFWFSGX... HIGH PRESSURE TO THE SOUTH WILL MAINTAIN ABOVE AVERAGE HIGH TEMPERATURES TODAY, AS MUCH AS 10 TO 15 DEGREES ABOVE AVERAGE FOR THE DESERTS. LOWEST DAYTIME HUMIDITY OF 5 TO 10 PERCENT FOR THE DESERTS ONTO THE DESERT SLOPES OF THE MOUNTAINS COMBINED WITH GUSTY SEA BREEZE WINDS WILL RESULT IN ELEVATED FIRE WEATHER CONDITIONS FOR THE AFTERNOON AND EARLY EVENING. THESE CONDITIONS WILL THEN GRADUALLY MODERATE THROUGH THE WEEKEND AS STRONGER ONSHORE FLOW BRINGS A SLOW RECOVERY IN HUMIDITY. FOR THURSDAY INTO THE WEEKEND, LOW PRESSURE OVER THE EASTERN PACIFIC WILL MOVE SLOWLY INLAND INTO THE WESTERN STATES STRENGTHENING ONSHORE FLOW AND WEAKENING HIGH PRESSURE ALOFT FOR SOUTHERN CALIFORNIA. THIS WILL SPREAD COOLING INLAND WITH WEEKEND HIGH TEMPERATURES A FEW DEGREES BELOW AVERAGE NEAR THE COAST TO AS MUCH AS 8 TO 12 DEGREES BELOW AVERAGE FOR THE MOUNTAINS. A MARINE LAYER NEAR 1500 FEET DEEP WILL DEEPEN TO AROUND 2000 FEET FOR THE WEEKEND. COOLER THAN AVERAGE HIGH TEMPERATURES WILL CONTINUE INTO EARLY NEXT WEEK, BUT WITH WARMING OF AROUND 5 DEGREES. ...DISCUSSION FROM PHXFWFPSR... HOT AND DRY CONDITIONS WILL CONTINUE OVER THE NEXT FEW DAYS WITH OVERALL LIGHT DIURNAL WINDS TODAY. STARTING THURSDAY, WINDS WILL INCREASE MODESTLY WITH AFTERNOON GUSTS UP TO AROUND 20 MPH, AND THEN UP TO AROUND 25 MPH ON FRIDAY. HUMIDITIES WILL STAY LOW WITH MINRHS BETWEEN 5-10% AND OVERNIGHT MAXRHS ONLY BETWEEN 15-30%. AFTERNOON GUSTS COMBINED WITH THE DRY CONDITIONS MAY LEAD TO SOME ELEVATED FIRE WEATHER CONDITIONS FOR THURSDAY AND FRIDAY, ESPECIALLY ACROSS THE HIGHER TERRAIN EAST OF PHOENIX. TEMPERATURES WILL REMAIN ABOVE NORMAL WITH HIGHS NEAR OR ABOVE 110 DEGREES ACROSS THE LOWER DESERTS THROUGH FRIDAY. NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR. $$