197
FNUS85 KVEF 171327
FWLVEF
ECCDA DISCUSSIONS
NATIONAL WEATHER SERVICE LAS VEGAS NV
627 AM PDT SAT OCT 17 2026
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## DISCUSSIONS FROM THE LATEST FWF BELOW ##
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..DISCUSSION FROM RNOFWFVEF
OTHER THAN SOME ISOLATED LIGHT SHOWERS IN SOUTHERN NEVADA AND
WESTERN ARIZONA, IT WILL BE DRY THROUGH MONDAY. AFTERNOON MINIMUM
RELATIVE HUMIDITIES WILL DROP TO 15 TO 25 PERCENT TODAY, THEN
SLIGHT IMPROVEMENT ON SUNDAY AND MONDAY TO 25 TO 35 PERCENT
OUTSIDE OF CALIFORNIA VALLEYS. BREEZY WINDS WILL DEVELOP TODAY,
MAINLY IN THE MORNING, THEN LIGHTER WINDS ARE EXPECTED. RAIN
CHANCES AND WIND INCREASE AFTER MONDAY, ALONG WITH RELATIVE
HUMIDITIES. WETTING RAIN IS POSSIBLE STARTING LATE TUESDAY AND
WILL CONTINUE AT TIMES THROUGH THE WEEK. SOUTH WINDS WILL GUST 15
TO 25 MPH IN THE VALLEYS TUESDAY, WITH GUSTS UP TO 40 MPH IN THE
TERRAIN AS WELL AS THE OWENS VALLEY.
..DISCUSSION FROM LAXFWFSGX
ELEVATED FIRE WEATHER CONDITIONS WITH NEAR CRITICAL CONDITIONS IN
LOCATIONS WITH ABUNDANT DRY FUELS WHERE TOPOGRAPHY AND WIND
DIRECTION ARE WELL ALIGNED THROUGH THIS EVENING. NORTHEAST TO
EASTERLY SANTA ANA WINDS WILL CONTINUE THROUGH THIS EVENING, THEN
BEGIN TO GRADUALLY COME DOWN GOING INTO TOMORROW. WINDS OUT OF THE
EAST WILL MAINLY BE 35 TO 55 MPH, LOCALLY TO 60 MPH BELOW PASSES
AND NEAR MOUNTAIN FOOTHILLS. LOWEST DAYTIME RELATIVE HUMIDITY FOR
THE VALLEYS AND INLAND COASTAL AREAS WILL BE AROUND 20-30 PERCENT
THIS AFTERNOON. MUCH WEAKER OFFSHORT WINDS EXPECTED TOMORROW, WITH
THE PRESSURE GRADIENT RETURNING TO ONSHORE BY MONDAY. THERE WILL
BE A SLIGHT CHANCE OF A SHOWER OR TWO DEVELOPING OVER THE
MOUTNAINS AND ADJACENT DESERTS OF SAN DIEGO COUNTY THIS MORNING,
ALTHOUGH THERE IS VERY LITTLE CHANCE OF WETTING RAIN. HOT
TEMPERATURES CONTINUE THROUGH SATURDAY, WITH WARMEST CONDITIONS
ALONG THE COAST. COOLING WILL BEGIN FOR THE COASTAL BASIN ON
SUNDAY WITH GREATER COOLING REGION-WIDE TUESDAY ONWARD. WIDESPREAD
RAIN EXPECTED WEDNESDAY AND THURSDAY.
..DISCUSSION FROM PHXFWFPSR
STRONG WINDS WITH GUSTS UP TO 45 MPH WILL CONTINUE TO IMPACT
RIDGE TOPS AND WIND PRONE AREAS OF EASTERN DISTRICTS THROUGHOUT
THIS MORNING BEFORE WEAKENING BY SUNDAY. ELSEWHERE, WINDS WILL BE
SOMEWHAT GUSTY THROUGH THIS AFTERNOON. A FEW LIGHT SHOWERS MAY
ALSO MOVE INTO EASTERN DISTRICTS LATE THIS EVENING, HOWEVER THE
CHANCES FOR WETTING RAINFALL IS ONLY 10%. MINIMUM HUMIDITY LEVELS
WILL FALL INTO A 20-30% RANGE TODAY, THEN INCREASE CLOSER TO A
30-50% RANGE SUNDAY. THIS WILL FOLLOW GOOD TO EXCELLENT OVERNIGHT
RECOVERY.
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## AFTER REVIEWING THE FWF DISCUSSIONS (ABOVE) - COMPLETE ##
## THE DISCUSSION (BELOW) FOR THE ECCDA FORECAST ##
## WHEN DONE CLICK TRANSMIT, PRODUCT SENT AS KVEFFWLVEF ##
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ECC027-180730-
SAN BERNARDINO ECC DISPATCH-
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH
627 AM PDT SAT OCT 17 2026
DRY CONDITIONS PERSIST ACROSS SAN BERNARDINO COUNTY THROUGH
MONDAY, SAVE FOR SOME PASSING LIGHT SHOWERS TONIGHT. AFTERNOON
MINIMUM RELATIVE HUMIDITIES WILL DROP TO 15 TO 25 PERCENT TODAY,
THEN SLIGHT IMPROVEMENT ON SUNDAY AND MONDAY TO 25 TO 35 PERCENT
OUTSIDE OF CALIFORNIA VALLEYS. BREEZY WINDS WILL DEVELOP TODAY,
MAINLY IN THE MORNING, THEN LIGHTER WINDS ARE EXPECTED. RAIN
CHANCES AND WIND INCREASE AFTER MONDAY, ALONG WITH RELATIVE
HUMIDITIES. WETTING RAIN IS POSSIBLE STARTING LATE TUESDAY AND
WILL CONTINUE AT TIMES THROUGH THE WEEK. SOUTH WINDS WILL GUST 15
TO 25 MPH IN THE VALLEYS TUESDAY, WITH GUSTS UP TO 40 MPH IN THE
TERRAIN.
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