Freeze Warning 1, NWS Flagstaff, AZ

AREA FORECAST DISCUSSION...UPDATED WATCHES/WARNINGS/ADVISORIES
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
800 PM MST WED JUN 6 2007

.SYNOPSIS...A DRY LOW PRESSURE SYSTEM WILL PRODUCE WINDY AND GUSTY
SOUTHWEST WINDS ACROSS MOST AREAS OF NORTHERN ARIZONA EARLY THIS
EVENING. WINDS WILL DECREASE LATE THIS EVENING AND TAPER OFF
OVERNIGHT. TEMPERATURES WILL RUN SEVERAL DEGREES BELOW NORMAL
TONIGHT THROUGH TOMORROW NIGHT. INTO THE WEEKEND...EXPECT SEASONABLE
TEMPERATURES AND BREEZY AFTERNOON WINDS WITH NO PRECIPITATION
EXPECTED.

&&

.DISCUSSION...A STRONG AND BROAD TROUGH OF LOW PRESSURE OVER THE
NORTHWEST UNITED STATES WILL KEEP STRONG WINDS OVER NORTHERN ARIZONA
THROUGH THE EARLY EVENING HOURS. DURING THIS TIME...WINDS WILL
REMAIN AROUND 20 TO 35 MPH WITH GUSTS UP TO 50 TO 60 MPH ACROSS
PORTIONS OF NORTHERN ARIZONA. AS A RESULT...A HIGH WIND WARNING
REMAINS IN EFFECT THIS EVENING UNTIL 8 PM FOR OUR EASTERN ZONES AND
A WIND ADVISORY IS IN EFFECT UNTIL 8 PM FOR THE REST OF THE CWA. A
RED FLAG WARNING IS ALSO IN EFFECT UNTIL 7 PM FOR ALL OF NORTHERN
ARIZONA DUE TO VERY DRY CONDITIONS COMBINED WITH THE STRONG WINDS.
THE HIGH WINDS COULD CAUSE AREAS OF BLOWING DUST...REDUCING
VISIBILITIES AT TIMES AND MAKING DRIVING CONDITIONS DIFFICULT.
TEMPERATURES TONIGHT WILL RUN SEVERAL DEGREES BELOW NORMAL AND SOME
PLACES COULD FALL BRIEFLY BELOW FREEZING.

FOR THURSDAY THROUGH THE WEEKEND...EXPECT BELOW NORMAL TEMPERATURES
AGAIN ON THURSDAY ALONG WITH BREEZY CONDITIONS. TEMPERATURES COULD
FALL BELOW FREEZING AGAIN THURSDAY NIGHT FOR A FEW PLACES AND A
FREEZE WARNING MAY BE NEEDED. AS THE TROUGH MOVES
EASTWARD...TEMPERATURES WILL RECOVER TO NEAR NORMAL READINGS ON
FRIDAY. A WEAK UPPER LEVEL TROUGH OVER THE SOUTHWEST UNITED STATES
WILL BRING SOUTHWEST FLOW TO NORTHERN ARIZONA BY FRIDAY
EVENING...RESULTING IN BREEZY AFTERNOONS AND SEASONABLE TEMPERATURES
THROUGH THE WEEKEND WITH NO PRECIPITATION EXPECTED.

BY MONDAY...GFS DEPICTS AN UPPER LEVEL LOW OVER NORTHERN BAJA AND
MOVES IT OVER SOUTHEAST AZ BY WEDNESDAY. THIS COULD BRING SOME
CLOUDINESS AND A SLIGHT CHANCE FOR SOME SHOWERS OVER THE EASTERN CWA
EARLY NEXT WEEK.

DDV

&&

.AVIATION...FOR THE 00Z PACKAGE...EXPECT SOUTHWEST WINDS OF 20-35
KTS WITH GUSTS OF 40 TO 55 KTS THIS EVENING. THE STRONGEST WINDS CAN
BE EXPECTED FROM KINW EASTWARD. AREAS OF BLOWING DUST WITH
VISIBILITIES RANGING BELOW 3 MILES WILL ACCOMPANY STRONG WINDS
THROUGH THE LITTLE COLORADO RIVER VALLEY. WINDS WILL GRADUALLY
DECREASE AFTER 00Z...BECOMING LIGHT AND VARIABLE BY 12Z THURSDAY.
MOSTLY CLEAR SKIES AND LIGHTER WINDS CAN BE EXPECTED THURSDAY...WITH
WEST TO SOUTHWEST WINDS OF 10 TO 20 KTS EXPECTED IN MOST AREAS.
AVIATION DISCUSSION NOT UPDATED FOR AMENDMENTS.

DJO

&&

.FGZ WATCHES/WARNINGS/ADVISORIES...

1) WIND ADVISORY FOR AZ ZONES 11/13/14/16/17/40 UNTIL 10 PM MST.
&&

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
1040 AM MST WED JUN 6 2007

AZZ004>018-037>040-070700-
WESTERN MOGOLLON RIM-GRAND CANYON COUNTRY-YAVAPAI COUNTY MOUNTAINS-
YAVAPAI COUNTY VALLEYS AND BASINS-OAK CREEK AND SYCAMORE CANYONS-
MARBLE AND GLEN CANYONS-KAIBAB PLATEAU-COCONINO PLATEAU-
NORTHEAST PLATEAU AND MESAS HWY 264 NORTHWARD-
NORTHEAST PLATEAU AND MESAS SOUTH OF HWY 264-
CHINLE VALLEY-CHUSKA MOUNTAINS AND DEFIANCE PLATEAU-
BLACK MESA AREA-LITTLE COLORADO RIVER VALLEY IN COCONINO COUNTY-
LITTLE COLORADO RIVER VALLEY IN NAVAJO COUNTY-
LITTLE COLORADO RIVER VALLEY IN APACHE COUNTY-
EASTERN MOGOLLON RIM-WHITE MOUNTAINS-NORTHERN GILA COUNTY-
1040 AM MST WED JUN 6 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR APACHE...COCONINO...NORTHERN
GILA...NAVAJO...AND YAVAPAI COUNTIES IN NORTHERN ARIZONA.

.DAY ONE...TODAY

STRONG AND GUSTY SOUTHWEST WINDS WILL OCCUR ACROSS NORTHERN ARIZONA
TODAY WITH SUSTAINED WINDS 30 TO 40 MPH WITH GUSTS FROM 55 TO 65 MPH
IN THE HIGH WIND WARNING AREA AND 20 TO 35 MPH GUSTING TO AROUND 50
MPH IN THE ADVISORY AREA. A HIGH WIND WARNING HAS BEEN ISSUED FOR
PLACES FROM WINSLOW EAST INCLUDING THE CHUSKA AND WHITE MOUNTAINS
AND THE EASTERN MOGOLLON RIM UNTIL 8 PM MST TONIGHT WITH A WIND
ADVISORY UNTIL 8 PM MST TONIGHT FOR THE REMAINDER OF NORTHERN
ARIZONA...SEE PRODUCT PHXNPWFGZ FOR DETAILS. AREAS OF BLOWING DUST
WITH SIGNIFICANT REDUCTIONS IN VISIBILITIES ARE ALSO EXPECTED NORTH
AND EAST OF THE MOGOLLON RIM TO THE FOUR CORNERS REGION.

IN ADDITION...A RED FLAG WARNING IS IN EFFECT FOR ALL OF NORTHERN
ARIZONA TO ACCOUNT FOR THE STRONG WINDS AND LOW RELATIVE HUMIDITIES
ANTICIPATED...SEE PRODUCT PHXRFWFGZ FOR ADDITIONAL DETAILS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

NO WEATHER HAZARDS ARE EXPECTED.

TC/BOHLIN