942
FNUS85 KVEF 180937
FWLVEF
ECCDA DISCUSSIONS
NATIONAL WEATHER SERVICE LAS VEGAS NV
237 AM PDT TUE AUG 18 2026
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## DISCUSSIONS FROM THE LATEST FWF BELOW ##
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..DISCUSSION FROM RNOFWFVEF
A STRETCH OF HOT AND DRY CONDITIONS EXPECTED THIS WEEK BEFORE
MONSOONAL MOISTURE RETURNS TO THE REGION ON FRIDAY. AFTERNOON MIN RH
VALUES WILL FALL INTO THE LOWER TEENS WITH OVERNIGHT RECOVERIES
ONLY IN THE 25-35 PERCENT RANGE. MAINLY DRY CONDITIONS MOST OF THE
WEEK WITH AN ISOLATED STORM POSSIBLE THURSDAY THEN INCREASING STORM
CHANCES AND COVERAGE FRIDAY THROUGH THE WEEKEND AS MONSOON MOISTURE
RETURNS. DIURNAL WIND PATTERN EXPECTED EACH DAY WITH AFTERNOON WIND
GUSTS MAINLY IN THE 15-25 MPH RANGE.
..DISCUSSION FROM LAXFWFSGX
HIGH PRESSURE TO THE EAST WILL SLOWLY STRENGTHEN INTO THE MIDDLE OF
THIS WEEK WITH HIGH TEMPERATURES FOR WEDNESDAY AND THURSDAY AROUND
5 DEGREES ABOVE AVERAGE FOR INLAND AREAS. HIGH TEMPERATURES WILL
COOL SLIGHTLY FOR FRIDAY INTO EARLY NEXT WEEK TO WITHIN A FEW
DEGREES OF AVERAGE FOR NEXT MONDAY. MONSOONAL MOISTURE WILL INCREASE
FOR LATE WEDNESDAY INTO THURSDAY WITH A SLIGHT CHANCE OF AFTERNOON
SHOWERS AND THUNDERSTORMS FOR THE MOUNTAINS AND DESERTS FOR THURSDAY
AND FRIDAY.
..DISCUSSION FROM PHXFWFPSR
ABOVE NORMAL TEMPERATURES WITH A STEADY INCREASE IN LOW-LEVEL
MOISTURE IS ANTICIPATED OVER THE NEXT FEW DAYS. MOST LOWER DESERT
COMMUNITIES WILL SEE TEMPERATURES TOPPING OUT AROUND 110-113
DEGREES. WIDELY SCATTERED SHOWERS AND THUNDERSTORMS ARE FORECAST
FOR THE HIGH TERRAIN TODAY WITH AN INCREASE IN COVERAGE EXPECTED
WEDNESDAY INTO THURSDAY. RELATIVE HUMIDITY VALUES OF 15-25% TODAY
WILL INCREASE TO 20-30% STARTING WEDNESDAY. OUTSIDE OF GUSTY AND
ERRATIC WINDS NEAR ANY THUNDERSTORM, OVERALL WINDS WILL FOLLOW THE
TYPICAL DIURNAL TENDENCIES WITH SOME MODEST AFTERNOON UPSLOPE
GUSTINESS.
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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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ECC027-190345-
SAN BERNARDINO ECC DISPATCH-
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH
237 AM PDT TUE AUG 18 2026
A STRETCH OF HOT AND DRY CONDITIONS EXPECTED THIS WEEK BEFORE
MONSOONAL MOISTURE RETURNS TO THE REGION ON FRIDAY. AFTERNOON MIN RH
VALUES WILL FALL INTO THE LOWER TEENS WITH OVERNIGHT RECOVERIES
ONLY IN THE 25-35 PERCENT RANGE. MAINLY DRY CONDITIONS MOST OF THE
WEEK WITH AN ISOLATED STORM POSSIBLE THURSDAY THEN INCREASING STORM
CHANCES AND COVERAGE FRIDAY THROUGH THE WEEKEND AS MONSOON MOISTURE
RETURNS. DIURNAL WIND PATTERN EXPECTED EACH DAY WITH AFTERNOON WIND
GUSTS MAINLY IN THE 15-25 MPH RANGE.
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