Land Management Forecasts
Issued by NWS San Diego, CA
Issued by NWS San Diego, CA
017 FNUS86 KSGX 191146 FWLSGX ECCDA DISCUSSIONS NATIONAL WEATHER SERVICE SAN DIEGO CA 446 AM PDT TUE AUG 19 2025 ECC033-200600- ORANGE ECC DISPATCH- DISCUSSION FOR ORANGE ECC DISPATCH 446 AM PDT TUE AUG 19 2025 STRENGTHENING HIGH PRESSURE OVER THE SOUTHWEST STATES WILL BRING WARMING THROUGH THURSDAY AND FRIDAY WITH THE MARINE LAYER BECOMING SHALLOWER. MONSOONAL MOISTURE WILL INCREASE FOR THURSDAY INTO THE WEEKEND WITH INCREASING CHANCES FOR SHOWERS AND THUNDERSTORMS, ESPECIALLY FOR THE MOUNTAINS AND DESERTS DURING THE AFTERNOONS AND EARLY EVENINGS. HOT AND UNSTABLE WEATHER WILL RESULT IN MIXING HEIGHTS OF 15-17 KFT OR MORE OVER THE MOUNTAINS AND HIGH DESERT THURSDAY AND FRIDAY. $$ ECC035-200600- MONTE VISTA ECC DISPATCH- 446 AM PDT TUE AUG 19 2025 STRENGTHENING HIGH PRESSURE OVER THE SOUTHWEST STATES WILL BRING WARMING THROUGH THURSDAY AND FRIDAY WITH THE MARINE LAYER BECOMING SHALLOWER. MONSOONAL MOISTURE WILL INCREASE FOR THURSDAY INTO THE WEEKEND WITH INCREASING CHANCES FOR SHOWERS AND THUNDERSTORMS, ESPECIALLY FOR THE MOUNTAINS AND DESERTS DURING THE AFTERNOONS AND EARLY EVENINGS. HOT AND UNSTABLE WEATHER WILL RESULT IN MIXING HEIGHTS OF 15-17 KFT OR MORE OVER THE MOUNTAINS AND HIGH DESERT THURSDAY AND FRIDAY. $$ ECC034-200600- RIVERSIDE ECC DISPATCH- 446 AM PDT TUE AUG 19 2025 ...DISCUSSION FROM LAXFWFSGX... STRENGTHENING HIGH PRESSURE OVER THE SOUTHWEST STATES WILL BRING WARMING THROUGH THURSDAY AND FRIDAY WITH THE MARINE LAYER BECOMING SHALLOWER. MONSOONAL MOISTURE WILL INCREASE FOR THURSDAY INTO THE WEEKEND WITH INCREASING CHANCES FOR SHOWERS AND THUNDERSTORMS, ESPECIALLY FOR THE MOUNTAINS AND DESERTS DURING THE AFTERNOONS AND EARLY EVENINGS. HOT AND UNSTABLE WEATHER WILL RESULT IN MIXING HEIGHTS OF 15-17 KFT OR MORE OVER THE MOUNTAINS AND HIGH DESERT THURSDAY AND FRIDAY. ...DISCUSSION FROM PHXFWFPSR... TEMPERATURES AND THUNDERSTORM CHANCES WILL ONCE AGAIN TREND UPWARD THIS WEEK. THUNDERSTORM CHANCES TODAY AND TOMORROW WILL INCREASE PRIMARILY ACROSS SOUTHERN GILA COUNTY DURING THE AFTERNOON AND EVENING HOURS. LIGHTNING AND GUSTY, ERRATIC OUTFLOW WINDS WILL BE THE PRIMARY CONCERNS WITH ANY THUNDERSTORMS. CHANCES FOR SEEING OUTFLOW WIND GUSTS IN EXCESS OF 35 MPH ARE AROUND 30-50% FOR TODAY AND TOMORROW. WINDS WILL OTHERWISE FAVOR DIURNAL UPSLOPE/DOWNVALLEY PATTERNS WITH AFTERNOON GUSTS IN THE 15-20 MPH RANGE. MIN RHS WILL BE AROUND 15-25% OVER THE NEXT COUPLE OF DAYS. OVERNIGHT MAX RHS WILL GENERALLY BE AROUND 25-40% FOR MOST AREAS WITH HIGHER VALUES ACROSS SOUTHERN GILA COUNTY BY WEDNESDAY. ...THUNDERSTORMS IMPLY GUSTY WINDS... NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND IN THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR. $$