673
FNUS86 KSGX 291018
FWLSGX
ECCDA DISCUSSIONS
NATIONAL WEATHER SERVICE SAN DIEGO CA
318 AM PDT WED OCT 29 2025
ECC033-300430-
ORANGE ECC DISPATCH-
DISCUSSION FOR ORANGE ECC DISPATCH
318 AM PDT WED OCT 29 2025
HIGH PRESSURE ALOFT AND WEAKENING OFFSHORE FLOW WILL BRING HIGH
TEMPERATURES AS MUCH AS 15 TO 20 DEGREES ABOVE AVERAGE TODAY FOR
PORTIONS OF THE VALLEYS AND INLAND COASTAL AREAS. THERE WILL BE
WEAKENING SANTA ANA WINDS ALONG AND BELOW THE COASTAL SLOPES OF THE
MOUNTAINS FOR THIS MORNING WITH THE STRONGER GUSTS TO 25 TO 35 MPH.
LOWEST HUMIDITY FOR INLAND AREAS TODAY WILL FALL TO 8 TO 12 PERCENT.
A SHALLOW MARINE LAYER WILL CONTINUE INTO EARLY THURSDAY, THEN
DEEPEN TO AROUND 1000 TO 1200 FEET FOR FRIDAY INTO THE WEEKEND. A
RETURN OF ONSHORE FLOW WILL SPREAD COOLING INLAND FOR THURSDAY AND
FRIDAY WITH HIGH TEMPERATURES ON FRIDAY 10 TO 15 DEGREES COOLER THAN
THOSE FOR TODAY FOR SOME VALLEY AND INLAND COASTAL AREAS. HIGH
TEMPERATURES FOR THE WEEKEND WILL BE A FEW DEGREES WARMER, THEN
COOLING FOR EARLY NEXT WEEK AS ONSHORE FLOW SLOWLY STRENGTHENS AND
THE MARINE LAYER SLOWLY DEEPENS.
ECC035-300430-
MONTE VISTA ECC DISPATCH-
318 AM PDT WED OCT 29 2025
HIGH PRESSURE ALOFT AND WEAKENING OFFSHORE FLOW WILL BRING HIGH
TEMPERATURES AS MUCH AS 15 TO 20 DEGREES ABOVE AVERAGE TODAY FOR
PORTIONS OF THE VALLEYS AND INLAND COASTAL AREAS. THERE WILL BE
WEAKENING SANTA ANA WINDS ALONG AND BELOW THE COASTAL SLOPES OF THE
MOUNTAINS FOR THIS MORNING WITH THE STRONGER GUSTS TO 25 TO 35 MPH.
LOWEST HUMIDITY FOR INLAND AREAS TODAY WILL FALL TO 8 TO 12 PERCENT.
A SHALLOW MARINE LAYER WILL CONTINUE INTO EARLY THURSDAY, THEN
DEEPEN TO AROUND 1000 TO 1200 FEET FOR FRIDAY INTO THE WEEKEND. A
RETURN OF ONSHORE FLOW WILL SPREAD COOLING INLAND FOR THURSDAY AND
FRIDAY WITH HIGH TEMPERATURES ON FRIDAY 10 TO 15 DEGREES COOLER THAN
THOSE FOR TODAY FOR SOME VALLEY AND INLAND COASTAL AREAS. HIGH
TEMPERATURES FOR THE WEEKEND WILL BE A FEW DEGREES WARMER, THEN
COOLING FOR EARLY NEXT WEEK AS ONSHORE FLOW SLOWLY STRENGTHENS AND
THE MARINE LAYER SLOWLY DEEPENS.
ECC034-300430-
RIVERSIDE ECC DISPATCH-
318 AM PDT WED OCT 29 2025
..DISCUSSION FROM LAXFWFSGX
HIGH PRESSURE ALOFT AND WEAKENING OFFSHORE FLOW WILL BRING HIGH
TEMPERATURES AS MUCH AS 15 TO 20 DEGREES ABOVE AVERAGE TODAY FOR
PORTIONS OF THE VALLEYS AND INLAND COASTAL AREAS. THERE WILL BE
WEAKENING SANTA ANA WINDS ALONG AND BELOW THE COASTAL SLOPES OF THE
MOUNTAINS FOR THIS MORNING WITH THE STRONGER GUSTS TO 25 TO 35 MPH.
LOWEST HUMIDITY FOR INLAND AREAS TODAY WILL FALL TO 8 TO 12 PERCENT.
A SHALLOW MARINE LAYER WILL CONTINUE INTO EARLY THURSDAY, THEN
DEEPEN TO AROUND 1000 TO 1200 FEET FOR FRIDAY INTO THE WEEKEND. A
RETURN OF ONSHORE FLOW WILL SPREAD COOLING INLAND FOR THURSDAY AND
FRIDAY WITH HIGH TEMPERATURES ON FRIDAY 10 TO 15 DEGREES COOLER THAN
THOSE FOR TODAY FOR SOME VALLEY AND INLAND COASTAL AREAS. HIGH
TEMPERATURES FOR THE WEEKEND WILL BE A FEW DEGREES WARMER, THEN
COOLING FOR EARLY NEXT WEEK AS ONSHORE FLOW SLOWLY STRENGTHENS AND
THE MARINE LAYER SLOWLY DEEPENS.
..DISCUSSION FROM PHXFWFPSR
REGIONAL TEMPERATURES ARE EXPECTED TO REMAIN ABOVE NORMAL OVER THE
NEXT SEVERAL DAYS. THIS MORNING WIND GUSTS 35-45 MPH WILL BE
FAVORED OVER AND AROUND ENHANCED TERRAIN FEATURES, WITH LOWER
ELEVATION LOCATIONS SEEING GUSTS CLOSER TO 20-35 MPH AT TIMES.
WINDS WILL THEN GRADUALLY DIMINISH THROUGH THE AFTERNOON AND EVENING
HOURS. ON THURSDAY, LIGHT WINDS WILL RETURN AND WILL FOLLOW THEIR
TYPICAL DIURNAL TENDENCIES. MINRHS OVER THE NEXT FEW DAYS WILL RANGE
BETWEEN 10-15% FOR THE LOWER DESERTS AND AROUND 15-20% FOR THE
HIGHER TERRAIN WITH OVERNIGHT RECOVERIES OF 30-60%. EVEN WITH THE
WINDS AND DRY CONDITIONS, THE TIMING OF THE STRONG WINDS COMBINED
WITH MOIST FUELS WILL LIMIT ENHANCED TO CRITICAL FIRE WEATHER
CONDITIONS.
NOTE...ADDITIONAL FIRE WEATHER FORECAST INFORMATION CAN BE FOUND IN
THE AREA FORECAST DISCUSSION. SEE PRODUCT PHXAFDPSR.
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