598
FNUS85 KVEF 190939
FWLVEF
ECCDA DISCUSSIONS
NATIONAL WEATHER SERVICE LAS VEGAS NV
239 AM PDT TUE MAY 19 2026
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## DISCUSSIONS FROM THE LATEST FWF BELOW ##
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..DISCUSSION FROM RNOFWFVEF
BREEZY NORTH WINDS WILL CONTINUE IN THE COLORADO RIVER VALLEY EACH
AFTERNOON THROUGH WEDNESDAY. TEMPERATURES WILL REMAIN SEVERAL
DEGREES BELOW NORMAL TODAY BUT WILL RETURN TO NEAR NORMAL
TEMPERATURES BY WEDNESDAY, THEN 10 TO 15 DEGREES ABOVE NORMAL BY
FRIDAY. MINIMUM HUMIDITY VALUES FALL TO THE TEENS AND SINGLE DIGITS
EACH AFTERNOON.
..DISCUSSION FROM LAXFWFSGX
LOWEST DAYTIME HUMIDITY FOR THE DESERTS WILL REMAIN AROUND
10 PERCENT THROUGH THURSDAY WITH THE MOUNTAINS AND INLAND VALLEYS
FALLING TO 10 TO 15 PERCENT TODAY WITH WEAK OFFSHORE FLOW. HIGH
TEMPERATURES FOR INLAND AREAS WILL WARM AS MUCH AS 5 TO 10 DEGREES
TODAY. SLOWER WARMING WILL CONTINUE FOR THE MOUNTAINS AND DESERTS
FOR WEDNESDAY AND THURSDAY WHILE THE COAST AND VALLEYS BEGIN TO
COOL. FOR FRIDAY THROUGH MONDAY, NOT MUCH CHANGE IN HIGH
TEMPERATURES IS EXPECTED FOR THE MOUNTAINS AND DESERTS WHILE THE
COAST AND VALLEYS COOL A FEW DEGREES.
..DISCUSSION FROM PHXFWFPSR
THERE WILL BE A SLOW DAY-TO-DAY WARMING OF TEMPERATURES, BUT OVERALL
HIGH TEMPERATURES WILL REMAIN NEAR SEASONAL NORMALS AS THE NORMALS
ALSO SLOWLY RISE. VERY DRY CONDITIONS WILL PERSIST THROUGH THE END
OF THE WEEK WITH MINIMUM RH VALUES AROUND 5-15% EACH DAY. OVERNIGHT
RECOVERIES WILL BE POOR TO FAIR, MOSTLY AROUND 20-45%. SEASONAL
WIND PATTERNS ARE EXPECTED EACH DAY, WITH AFTERNOON UPSLOPE BREEZES
UP TO 15-25 MPH. THERE WILL BE AN INCREASE IN HIGH CLOUDS ACROSS THE
REGION AND THICKEST ACROSS SOUTH-CENTRAL AZ, WHICH SHOULD LIMIT
MIXING HEIGHTS SOMEWHAT. MIXING HEIGHTS WILL BE HIGHER TOMORROW,
ABOVE 10K FT, WITH THINNER CLOUDS AND LESS COVERAGE.
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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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ECC027-200345-
SAN BERNARDINO ECC DISPATCH-
DISCUSSION FOR SAN BERNARDINO ECC DISPATCH
239 AM PDT TUE MAY 19 2026
BREEZY NORTH WINDS WILL CONTINUE IN THE COLORADO RIVER VALLEY EACH
AFTERNOON THROUGH WEDNESDAY. TEMPERATURES WILL REMAIN SEVERAL
DEGREES BELOW NORMAL TODAY BUT WILL RETURN TO NEAR NORMAL
TEMPERATURES BY WEDNESDAY, THEN 10 TO 15 DEGREES ABOVE NORMAL BY
FRIDAY. MINIMUM HUMIDITY VALUES FALL TO THE TEENS AND SINGLE DIGITS
EACH AFTERNOON.
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