National Weather Service Text Product Display

Area Forecast Discussion
Issued by NWS Tucson, AZ

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FXUS65 KTWC 240926
AFDTWC

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
226 AM MST THU JUL 24 2014

.SYNOPSIS...HOTTER TEMPERATURES CAN BE ANTICIPATED AGAIN TODAY.
THUNDERSTORMS ARE EXPECTED TO INCREASE FRIDAY INTO THE
WEEKEND...ESPECIALLY SATURDAY AFTERNOON AND SATURDAY NIGHT.

&&

.DISCUSSION...AFTER A BRIEF INCREASE IN MOISTURE YESTERDAY...DRIER
AIR WAS SPREADING INTO THE AREA FROM THE EAST THIS MORNING. THIS
DRIER AIR IN COMBINATION WITH WARM MID-LEVEL TEMPERATURES WILL
RESULT IN LIMITED THUNDERSTORM ACTIVITY TODAY. THIS BREAK IN
MOISTURE AND SUBSEQUENT THUNDERSTORM ACTIVITY WILL BE SHORT LIVED AS
MODELS TRACK AN UPPER LEVEL DISTURBANCE THROUGH MEXICO WHICH WILL
LIKELY BRING A NOTICEABLE UPSWING IN THUNDERSTORMS ACTIVITY STARTING
FRIDAY INTO THE WEEKEND. HIGH TEMPERATURES WILL BE ABOVE NORMAL
THROUGHOUT THE FORECAST PERIOD...WITH THE WARMEST DAYS OCCURRING
TODAY AND FRIDAY. OTHERWISE...EXPECT HIGHS TO BE 3 TO 6 DEGS ABOVE
NORMAL. LOWS GENERALLY 4 TO 6 DEGS ABOVE NORMAL EACH DAY...WITH THE
WARMEST MORNINGS SHOULD OCCUR THIS MORNING AND FRIDAY.

&&

.AVIATION...VALID THRU 25/12Z.
BKN-OVC DEBRIS CLOUDS ABOVE 10K FT AGL WITH ISOLD -SHRA..MAINLY TO
THE WEST OF KTUS WILL BECOME SCT AFTER 15Z. OTHERWISE...EXPECT THE
BULK OF THE MOISTURE TO PRODUCE ISOLD -TSRA/-SHRA AFTER 19Z INTO
THIS EVENING TO BE MAINLY TO THE SOUTH AND WEST OF KTUS NEAR THE
INTL BORDER. DRY CONDITIONS ARE EXPECTED TO PREVAIL TO THE EAST OF
KTUS. LOCALLY GUSTY WINDS TO 40 KTS PSBL VCNTY -TSRA. AVIATION
DISCUSSION NOT UPDATED FOR TAF AMENDMENTS.

&&

.FIRE WEATHER...SOMEWHAT DRIER AIR HAS RETURNED FOR LOCATIONS EAST
OF TUCSON TODAY WHERE DRY CONDITIONS ARE EXPECTED TO PREVAIL. THERE
WILL BE ENOUGH MOISTURE MAINLY TO THE SOUTH AND WEST OF TUCSON FOR
ISOLATED SHOWERS AND THUNDERSTORMS TODAY. THE CHANCE OF SHOWERS AND
THUNDERSTORMS WILL INCREASE ACROSS THE ENTIRE AREA INTO THIS WEEKEND
AS MORE WIDESPREAD MOISTURE MOVES IN. EXPECT STRONG...GUSTY AND
ERRATIC WINDS WITH THE STRONGER THUNDERSTORMS THROUGH THE FORECAST
PERIOD. TEMPERATURES WILL REMAIN QUITE HOT TODAY WITH GRADUAL
COOLING FRIDAY AND CONTINUING THIS WEEKEND.

&&

.TWC WATCHES/WARNINGS/ADVISORIES...NONE.

&&

$$

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