312
FNUS85 KVEF 211232
FWLVEF
ECCDA DISCUSSIONS
NATIONAL WEATHER SERVICE LAS VEGAS NV
532 AM PDT FRI AUG 21 2026
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## DISCUSSIONS FROM THE LATEST FWF BELOW ##
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..DISCUSSION FROM RNOFWFVEF
MONSOONAL MOISTURE RETURNS TO THE REGION TODAY WHICH WILL LEAD TO
ISOLATED THUNDERSTORM CHANCES, MAINLY IN THE TERRAIN OF WESTERN
ARIZONA AND SOUTHERN NEVADA. AFTERNOON MIN RH WILL STILL DROP TO
20%-30% EACH AFTERNOON TODAY, SO MOISTURE WILL ONLY BE MARGINALLY
IMPACTFUL. BY THIS WEEKEND, AFTERNOON RH VALUES WILL DECREASE BACK
DOWN TO 15%-25%. UNCERTAINTY IN THUNDERSTORM CHANCES AND COVERAGE
THIS WEEKEND AS DRY AIR MOVES BACK INTO THE REGION THIS WEEKEND.
DIURNAL WIND PATTERN EXPECTED EACH DAY WITH AFTERNOON WIND GUSTS IN
THE 15-25 MPH RANGE.
..DISCUSSION FROM LAXFWFSGX
MONSOONAL MOISTURE WILL DECREASE INTO THE WEEKEND WITH A SLIGHT
CHANCE OF SHOWERS AND THUNDERSTORMS FOR THE MOUNTAINS AND HIGH
DESERT FOR THIS AFTERNOON. ABOVE AVERAGE HIGH AND LOW TEMPERATURES
WILL CONTINUE THROUGH NEXT WEEK, GENERALLY 5 TO 10 DEGREES ABOVE
AVERAGE FOR INLAND AREAS.
..DISCUSSION FROM PHXFWFPSR
DRIER AIR WILL WORK IT'S WAY INTO THE REGION FOR TODAY AND TOMORROW
RESULTING IN LOW END ISOLATED SHOWER AND STORM CHANCES ACROSS THE
HIGHER TERRAIN AREAS WITH THE LOWER DESERTS REMAINING DRY. WITH
MINIMAL STORM CHANCES, TEMPERATURES WILL HEAT BACK UP TO AROUND 5 TO
8 DEGREES ABOVE NORMAL. MINRHS WILL BE AROUND 15-25% TODAY AND DROP
TO AROUND 12-20% TOMORROW WITH OVERNIGHT RECOVERY OF 30-50%. WINDS
SHOULD OVERALL 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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ECC027-220645-
SAN BERNARDINO ECC DISPATCH-
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH
532 AM PDT FRI AUG 21 2026
MONSOONAL MOISTURE RETURNS TO THE REGION TODAY WHICH WILL LEAD TO
ISOLATED THUNDERSTORM CHANCES, MAINLY IN THE TERRAIN OF WESTERN
ARIZONA AND SOUTHERN NEVADA. AFTERNOON MIN RH WILL STILL DROP TO
20%-30% EACH AFTERNOON TODAY, SO MOISTURE WILL ONLY BE MARGINALLY
IMPACTFUL. BY THIS WEEKEND, AFTERNOON RH VALUES WILL DECREASE BACK
DOWN TO 15%-25%. UNCERTAINTY IN THUNDERSTORM CHANCES AND COVERAGE
THIS WEEKEND AS DRY AIR MOVES BACK INTO THE REGION THIS WEEKEND.
DIURNAL WIND PATTERN EXPECTED EACH DAY WITH AFTERNOON WIND GUSTS IN
THE 15-25 MPH RANGE.
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