Alert archive / Arizona / Winter Storm Warnings in 2007

Winter Storm Warning 2, NWS Tucson, AZ

January 22, 2007

NWS Tucson, AZ issued this winter storm warning at Jan 22, 2007, 9:23 AM MST. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 22, 2007, 9:23 AM MST (16:23 UTC)
Expired
Jan 22, 2007, 1:05 PM MST
In force
4 hr
Issued by
NWS Tucson, AZ

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS45 KTWC 221623
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
923 AM MST MON JAN 22 2007

...MAJOR WINTER STORM NOT QUITE OVER FOR SOUTHEAST ARIZONA...

.THE MAJOR WINTER STORM WHICH HAS STRUCK SOUTHEAST ARIZONA SINCE
SUNDAY EVENING IS NOT QUITE OVER YET. THE STORM WAS CENTERED NEAR
NOGALES AND WILL CONTINUE TO DRIFT SOUTH INTO SONORA TODAY.
HOWEVER...SNOW BANDS HAVE BEGUN TO ROTATE AROUND THE LOW AND WILL
ONCE AGAIN OVERSPREAD THE TUCSON METRO AREA AND AS FAR WEST AS THE
TOHONO OODHAM NATION. SNOW LEVELS WILL VARY BETWEEN 2000 AND 3000
FEET TODAY...AND AS THE PRECIPITATION BECOMES MORE CONVECTIVE...
IT WILL BE INTERMITTENT BUT HEAVY AT TIMES. ADDITIONAL
ACCUMULATIONS OF UP TO 2 INCHES CAN BE EXPECTED IN THE LOWEST 
ELEVATIONS...WITH ANOTHER 3 TO 6 INCHES EXPECTED ABOVE 6000 FEET
THROUGH LATE AFTERNOON.

IN ADDITION TO THE SNOW...PATCHY DENSE FOG...FROST...AND ICE
CONTINUE TO PLAGUE THE REGION. MANY ROADS EAST OF TUCSON WERE
COVERED IN SEVERAL INCHES OF SNOW AND ICE THIS MORNING. MANY
SCHOOLS FROM TUCSON EAST HAVE CANCELLED CLASSES FOR THE DAY.
MOUNTAIN SNOWFALL SO FAR THIS MORNING HAS BEEN IN THE 1 TO 2 FOOT
RANGE INCLUDING 24 INCHES AT HANNAGAN MEADOW AND 12 INCHES ON
MOUNT LEMMON. IN THE VALLEYS...TUCSON HAS RECEIVED ANYWHERE
BETWEEN A HALF AND AND 3 INCHES OF SNOW...WITH 2 TO 9 INCHES IN
THE LOWER ELEVATIONS OF GRAHAM AND COCHISE COUNTIES AND AT LEAST 6
INCHES IN ORACLE IN SOUTHEAST PINAL COUNTY.

ROAD CONDITIONS IN THE TUCSON METRO AREAS WILL IMPROVE SOMEWHAT AT
TIMES TODAY AS TEMPERATURES RISE A LITTLE ABOVE FREEZING. HOWEVER
THEY WILL REMAIN POOR ACROSS THE HIGHER TERRAIN EAST OF TUCSON.
AREAS OF DENSE FOG WILL ALSO BECOME MORE PATCHY AS THE DAY WEARS
ON...BUT VISIBILITIES COULD FALL AS LOW AS A QUARTER MILE IN THE
HEAVIER SNOW SHOWERS. AT THE VERY LEAST...ANY MOTORISTS IN
SOUTHEAST ARIZONA SHOULD BE PREPARED FOR DANGEROUS DRIVING
CONDITIONS...PARTICULARLY THOSE HEADING EAST OF TUCSON.

AZZ019-030-035-230000-
/O.CAN.KTWC.HS.W.0002.000000T0000Z-070123T0000Z/
/O.NEW.KTWC.WS.W.0002.070122T1623Z-070123T0000Z/
NORTHERN GREENLEE COUNTY-UPPER GILA RIVER VALLEY-COCHISE COUNTY-
923 AM MST MON JAN 22 2007

...HEAVY SNOW WARNING IS CANCELLED...
...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON 
FOR ALL ELEVATIONS...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON FOR ALL
ELEVATIONS. THE HEAVY SNOW WARNING HAS BEEN CANCELLED.

PERIODS OF SNOW AND PATCHY DENSE FOG WILL CONTINUE TO CREATE
DANGEROUS DRIVING CONDITIONS THROUGH AT LEAST THIS EVENING. MOST
ROADS ARE SNOW COVERED AND ICY...AND WILL REMAIN THAT WAY FOR THE
REST OF THE DAY AS TEMPERATURES STRUGGLE TO RISE ABOVE FREEZING.
ANY SNOW THAT MELTS WILL LIKELY REFREEZE AS SOON AS THE SUN GOES
DOWN...OR AS HEAVIER SHOW SHOWERS PASS OVERHEAD. TOTAL STORM
ACCUMULATIONS WILL RANGE FROM 6 INCHES IN THE LOWEST ELEVATIONS TO
UP TO 30 INCHES ON MOUNT GRAHAM AND AT HANNAGAN MEADOW.

A WINTER STORM WARNING MEANS THAT SIGNIFICANT AMOUNTS OF
SNOW...FOG AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. DO NOT DRIVE UNLESS
ABSOLUTELY NECESSARY.

$$

AZZ029-033-034-230000-
/O.UPG.KTWC.SN.Y.0003.000000T0000Z-070123T0000Z/
/O.NEW.KTWC.WS.W.0002.070122T1623Z-070123T0000Z/
SOUTHEAST PINAL COUNTY-TUCSON METRO/MARANA/GREEN VALLEY-
SANTA CRUZ COUNTY-
923 AM MST MON JAN 22 2007

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON 
ABOVE 2500 FEET...
...SNOW ADVISORY NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON ABOVE
2500 FEET. THIS INCLUDES THE TUCSON METRO AREA. THE SNOW ADVISORY
IS NO LONGER IN EFFECT.

PERIODS OF SNOW...PATCHY DENSE FOG...AND PATCHY ICE ON BRIDGES WILL
CONTINUE TO CREATE DANGEROUS DRIVING CONDITIONS THROUGH AT LEAST
THIS EVENING. ROAD CONDITIONS WILL IMPROVE SOMEWHAT AS TEMPERATURES
STRUGGLE ABOVE FREEZING AND THE SUN TRIES TO COME OUT IN BETWEEN
THE SNOW SHOWERS. HOWEVER...IN HEAVIER SNOW SHOWERS...VISIBILITIES
MAY FALL AS LOW AS A QUARTER MILE WITH SNOWFALL RATES UP TO AN INCH
PER HOUR. TOTAL STORM ACCUMULATIONS THROUGH THIS EVENING WILL
RANGE FROM 1 TO 4 INCHES IN THE TUCSON METRO AREA TO UP TO 18
INCHES ON MOUNT GRAHAM AND AT HANNAGAN MEADOW.

A WINTER STORM WARNING MEANS THAT SIGNIFICANT AMOUNTS OF
SNOW...FOG AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. DO NOT DRIVE UNLESS
ABSOLUTELY NECESSARY.


$$

AZZ032-230000-
/O.NEW.KTWC.WS.W.0002.070122T1623Z-070123T0000Z/
TOHONO OODHAM NATION-
923 AM MST MON JAN 22 2007

...WINTER STORM WARNING IN EFFECT UNTIL 5 PM MST THIS AFTERNOON 
ABOVE 2500 FEET...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON ABOVE
2500 FEET.

CENTRAL PIMA COUNTY HAS MISSED THE WORST OF THIS WINTER STORM SO
FAR. HOWEVER...SNOW SHOWER BANDS HAVE BEGUN TO ROTATE INTO THE
TOHONO OODHAM NATION FROM THE NORTHEAST. IT WILL NOT SNOW THE
ENTIRE TIME TODAY...BUT WITH THE SNOW SHOWERS BECOMING HEAVY AT
TIMES...VISIBILITIES COULD FALL AS LOW AS A QUARTER MILE IN SPOTS WITH
SNOWFALL RATES UP TO AN INCH PER HOUR. TOTAL ACCUMULATIONS THROUGH
THIS EVENING WILL RANGE FROM UP TO 2 INCHES ON THE DESERT FLOORS
TO 6 INCHES ON KITT PEAK.

A WINTER STORM WARNING MEANS THAT SIGNIFICANT AMOUNTS OF
SNOW...FOG AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE
TRAVEL VERY HAZARDOUS. DO NOT DRIVE UNLESS ABSOLUTELY NECESSARY.

$$

PYTLAK
3 follow-up statements
000 
WWUS45 KTWC 221840
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
1140 AM MST MON JAN 22 2007

...MAJOR WINTER STORM WINDING DOWN BUT NOT QUITE OVER FOR
SOUTHEAST ARIZONA...

.THE STORM CENTER WAS ABOUT 40 MILES SOUTHWEST OF NOGALES AND WILL
CONTINUE TO DRIFT SOUTH INTO SONORA TODAY. SNOW SHOWER BANDS HAVE
BEGUN TO INCREASE AND ROTATE BACK INTO THE AREA FROM THE
SOUTHEAST...PARTICULARLY OVER GRAHAM AND EASTERN COCHISE COUNTIES.
THE SNOW LEVEL HAS RISEN SLIGHTLY TO 3000 FEET...BUT MAY FALL
AGAIN TOWARD 2000 FEET AGAIN LATE THIS AFTERNOON AND NEAR HEAVIER
SHOWERS.

FARTHER NORTH AND WEST OVER THE TUCSON METRO AREA...THE SANTA CRUZ
VALLEY...AND THE TYPHOON ADHAM NATION...SKIES WERE PARTIALLY CLEARING
AND TEMPERATURES WERE STRUGGLING TO CLIMB ABOVE FREEZING. THIS WAS
HELPING TO MELT MUCH OF THE LOWER ELEVATION SNOW AND ICE THAT
ACCUMULATED OVERNIGHT. HOWEVER...THE SUN IS ALSO CAUSING THE
ATMOSPHERE TO DESTABILIZE AND MAY HELP FUEL THE SNOW SHOWER
ACTIVITY AS IT ROTATES WEST FROM COCHISE AND GRAHAM COUNTIES.

NOT EVERYONE WILL RECEIVE ADDITIONAL SNOW THIS AFTERNOON. HOWEVER WHERE
IT DOES FALL...THE SNOW WILL BE BRIEFLY HEAVY. ADDITIONAL ACCUMULATIONS
OF UP TO 2 INCHES CAN BE EXPECTED IN SOME LOWER ELEVATION
LOCATIONS...PARTICULARLY EAST OF TUCSON...WITH ANOTHER 3 TO 6
INCHES EXPECTED ABOVE 6000 FEET THROUGH LATE AFTERNOON.

LATER THIS EVENING...WHILE THE SNOW SHOWERS WILL DIMINISH...THE CONCERN
WILL TURN TO REFREEZING...MORE FROST FORMATION...AND AREAS OF FOG
WHICH WILL REDEVELOP NEAR SNOW COVERED AREAS. 

AZZ019-030-035-230000-
/O.CON.KTWC.WS.W.0002.000000T0000Z-070123T0000Z/
NORTHERN GREENLEE COUNTY-UPPER GILA RIVER VALLEY-COCHISE COUNTY-
1140 AM MST MON JAN 22 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON. 

PERIODS OF SNOW SHOWERS AND PATCHY DENSE FOG WILL CONTINUE TO
CREATE DANGEROUS DRIVING CONDITIONS THROUGH AT LEAST THIS EVENING.
MOST ROADS REMAIN SNOW COVERED AND ICY. ROAD CONDITIONS WILL IMPROVE
AT TIMES AS THE SUN BREAKS OUT IN BETWEEN THE SNOW SHOWERS...BUT
ANY SNOW THAT MELTS WILL LIKELY REFREEZE AS SOON AS THE SUN GOES
DOWN...OR AS HEAVIER SHOW SHOWERS PASS OVERHEAD. ADDITIONAL
ACCUMULATIONS BETWEEN NOON AND 5 PM WILL RANGE FROM NOTHING IN
SOME AREAS...TO UP TO 6 INCHES ON THE HIGHEST MOUNTAIN PEAKS.

A WINTER STORM WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW...
FOG AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE. DO NOT DRIVE UNLESS ABSOLUTELY NECESSARY.

$$

AZZ029-032>034-230000-
/O.CON.KTWC.WS.W.0002.000000T0000Z-070123T0000Z/
SOUTHEAST PINAL COUNTY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
1140 AM MST MON JAN 22 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON ABOVE 2500 FEET...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON. 

SCATTERED SNOW SHOWERS WILL REDEVELOP AND SPREAD WEST INTO THE
AREA THIS AFTERNOON. ROAD CONDITIONS WILL IMPROVE AS TEMPERATURES
STRUGGLE ABOVE FREEZING AND THE SUN BREAKS OUT IN BETWEEN THE
SNOW SHOWERS. SOME AREAS MAY NOT SEE ANY ADDITIONAL ACCUMULATION
THIS AFTERNOON SINCE THE SHOWERS WILL BE HIT-AND-MISS.
HOWEVER...THOSE THAT DO RECEIVE THESE SNOW SHOWERS IN THE VALLEYS
COULD PICK UP AN ADDITIONAL DUSTING TO 2 INCHES...WITH SOME
MOUNTAIN PEAKS RECEIVING UP TO 6 INCHES BETWEEN NOON AND 5 PM. 

A WINTER STORM WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW...
FOG AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS IN SOME AREAS. USE EXTREME CAUTION...ESPECIALLY IN
HIGHER ELEVATIONS.

$$

PYTLAK
000 
WWUS45 KTWC 221845 CCA
WSWTWC

URGENT - WINTER WEATHER MESSAGE...CORRECTED
NATIONAL WEATHER SERVICE TUCSON AZ
1144 AM MST MON JAN 22 2007

...MAJOR WINTER STORM WINDING DOWN BUT NOT QUITE OVER FOR
SOUTHEAST ARIZONA...

.THE STORM CENTER WAS ABOUT 40 MILES SOUTHWEST OF NOGALES AND
WILL CONTINUE TO DRIFT SOUTH INTO SONORA TODAY. SNOW SHOWER BANDS
HAVE BEGUN TO INCREASE AND ROTATE BACK INTO THE AREA FROM THE
SOUTHEAST...PARTICULARLY OVER GRAHAM AND EASTERN COCHISE COUNTIES.
THE SNOW LEVEL HAS RISEN SLIGHTLY TO 3000 FEET...BUT MAY FALL
AGAIN TOWARD 2000 FEET AGAIN LATE THIS AFTERNOON AND NEAR HEAVIER
SHOWERS.

FARTHER NORTH AND WEST OVER THE TUCSON METRO AREA...THE SANTA CRUZ
VALLEY...AND THE TOHONO OODHAM NATION...SKIES WERE PARTIALLY
CLEARING AND TEMPERATURES WERE STRUGGLING TO CLIMB ABOVE FREEZING.
THIS WAS HELPING TO MELT MUCH OF THE LOWER ELEVATION SNOW AND ICE
THAT ACCUMULATED OVERNIGHT. HOWEVER...THE SUN IS ALSO CAUSING THE
ATMOSPHERE TO DESTABILIZE AND MAY HELP FUEL THE SNOW SHOWER
ACTIVITY AS IT ROTATES WEST FROM COCHISE AND GRAHAM COUNTIES.

NOT EVERYONE WILL RECEIVE ADDITIONAL SNOW THIS AFTERNOON. HOWEVER WHERE
IT DOES FALL...THE SNOW WILL BE BRIEFLY HEAVY. ADDITIONAL ACCUMULATIONS
OF UP TO 2 INCHES CAN BE EXPECTED IN SOME LOWER ELEVATION
LOCATIONS...PARTICULARLY EAST OF TUCSON...WITH ANOTHER 3 TO 6
INCHES EXPECTED ABOVE 6000 FEET THROUGH LATE AFTERNOON.

LATER THIS EVENING...WHILE THE SNOW SHOWERS WILL DIMINISH...THE CONCERN
WILL TURN TO REFREEZING...MORE FROST FORMATION...AND AREAS OF FOG
WHICH WILL REDEVELOP NEAR SNOW COVERED AREAS. 

AZZ019-030-035-230000-
/O.CON.KTWC.WS.W.0002.000000T0000Z-070123T0000Z/
NORTHERN GREENLEE COUNTY-UPPER GILA RIVER VALLEY-COCHISE COUNTY-
1144 AM MST MON JAN 22 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON. 

PERIODS OF SNOW SHOWERS AND PATCHY DENSE FOG WILL CONTINUE TO
CREATE DANGEROUS DRIVING CONDITIONS THROUGH AT LEAST THIS EVENING.
MOST ROADS REMAIN SNOW COVERED AND ICY. ROAD CONDITIONS WILL IMPROVE
AT TIMES AS THE SUN BREAKS OUT IN BETWEEN THE SNOW SHOWERS...BUT
ANY SNOW THAT MELTS WILL LIKELY REFREEZE AS SOON AS THE SUN GOES
DOWN...OR AS HEAVIER SHOW SHOWERS PASS OVERHEAD. ADDITIONAL
ACCUMULATIONS BETWEEN NOON AND 5 PM WILL RANGE FROM NOTHING IN
SOME AREAS...TO UP TO 6 INCHES ON THE HIGHEST MOUNTAIN PEAKS.

A WINTER STORM WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW...
FOG AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE. DO NOT DRIVE UNLESS ABSOLUTELY NECESSARY.

$$

AZZ029-032>034-230000-
/O.CON.KTWC.WS.W.0002.000000T0000Z-070123T0000Z/
SOUTHEAST PINAL COUNTY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
1144 AM MST MON JAN 22 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON ABOVE 2500 FEET...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON. 

SCATTERED SNOW SHOWERS WILL REDEVELOP AND SPREAD WEST INTO THE
AREA THIS AFTERNOON. ROAD CONDITIONS WILL IMPROVE AS TEMPERATURES
STRUGGLE ABOVE FREEZING AND THE SUN BREAKS OUT IN BETWEEN THE
SNOW SHOWERS. SOME AREAS MAY NOT SEE ANY ADDITIONAL ACCUMULATION
THIS AFTERNOON SINCE THE SHOWERS WILL BE HIT-AND-MISS.
HOWEVER...THOSE THAT DO RECEIVE THESE SNOW SHOWERS IN THE VALLEYS
COULD PICK UP AN ADDITIONAL DUSTING TO 2 INCHES...WITH SOME
MOUNTAIN PEAKS RECEIVING UP TO 6 INCHES BETWEEN NOON AND 5 PM. 

A WINTER STORM WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW...
FOG AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS IN SOME AREAS. USE EXTREME CAUTION...ESPECIALLY IN
HIGHER ELEVATIONS.

$$
CORRECTED FOR SYNOPSIS

PYTLAK
000 
WWUS45 KTWC 222005
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
105 PM MST MON JAN 22 2007

...WINTER STORM WARNINGS CANCELLED OR DOWNGRADED TO ADVISORIES...

.THE MAJOR WINTER STORM WHICH STRUCK SOUTHEAST ARIZONA CONTINUES
TO WIND DOWN. WIDESPREAD WRAPAROUND PRECIPITATION HAS NOT
MATERIALIZED AS EXPECTED OVER THE SANTA CRUZ VALLEY AND THE TUCSON
METRO AREA. FARTHER EAST...THOUGH...NUMEROUS SNOW SHOWERS WILL
CONTINUE FOR THE REST OF THE AFTERNOON AND INTO TONIGHT...MAINLY
ALONG AND EAST OF HIGHWAY 191 BETWEEN CLIFTON AND DOUGLAS.

THE CONCERN WILL NOW TURN TOWARD REFREEZING...WIDESPREAD FROST...
AND A HARD FREEZE TONIGHT. SEE NPWTWC /WWUS75 KTWC/ FOR ADDITIONAL
INFORMATION ON FROST ADVISORIES AND HARD FREEZE WARNINGS WHICH
WILL BE ISSUED FOR SOUTH CENTRAL ARIZONA TONIGHT.

AZZ030-035-230415-
/O.CAN.KTWC.WS.W.0002.000000T0000Z-070123T0000Z/
/O.NEW.KTWC.WW.Y.0001.070122T2100Z-070123T1600Z/
UPPER GILA RIVER VALLEY-COCHISE COUNTY-
105 PM MST MON JAN 22 2007

...WINTER STORM WARNING IS CANCELLED...
...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM MST TUESDAY...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WINTER
WEATHER ADVISORY...WHICH IS IN EFFECT UNTIL 9 AM MST TUESDAY. THE
WINTER STORM WARNING HAS BEEN CANCELLED. 

NUMEROUS SNOW SHOWERS WILL CONTINUE INTO THE EVENING HOURS...
ESPECIALLY ALONG AND EAST OF HIGHWAY 191 AND OVER THE CHIRICAHUA
MOUNTAINS. NEW SNOW ACCUMULATIONS UP TO 2 INCHES CAN BE EXPECTED
IN THE LOWER ELEVATIONS EAST OF HIGHWAY 191 WITH UP TO 6 INCHES ON
THE EAST SLOPES OF THE CHIRICAHUAS. AREAS OF FREEZING FOG ARE ALSO
EXPECTED TO REDEVELOP LATER TONIGHT.

FARTHER WEST TOWARD BENSON...SAFFORD...BISBEE AND SIERRA VISTA...
LITTLE IF ANY ADDITIONAL SNOW ACCUMUALTIONS ARE ARE EXPECTED.
HOWEVER...TRAVEL IN THOSE AREAS WILL BECOME INCREASINGLY HAZARDOUS
AGAIN AFTER DARK AS THE SNOW WHICH MELTED EARLIER BEGINS TO
REFREEZE...AND AREAS OF FREEZING FOG TO REDEVELOP. THIS WILL
CAUSE BLACK ICE TO FORM ON UNTREATED ROADWAYS.

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...ICE AND FOG WILL
CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND 
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

AZZ019-029-032>034-222115-
/O.CAN.KTWC.WS.W.0002.000000T0000Z-070123T0000Z/
NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY-
TOHONO OODHAM NATION-TUCSON METRO/MARANA/GREEN VALLEY-
SANTA CRUZ COUNTY-
105 PM MST MON JAN 22 2007

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS CANCELLED THE WINTER
STORM WARNING. 

WHILE A FEW SNOW SHOWERS ARE POSSIBLE THIS AFTERNOON AND EARLY
THIS EVENING...ESPECIALLY IN THE MOUNTAINS...LITTLE IF ANY ADDITIONAL
ACCUMULATION IS EXPECTED. 

$$

PYTLAK

The office that day

Everything else NWS Tucson, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jan 21, 11:55 PM MSTFrost AdvisoryTWC9 hr
Jan 22, 5:10 AM MSTDense Fog AdvisoryTWC4 hr
Jan 22, 1:05 PM MSTFrost AdvisoryTWC20 hr
Jan 22, 1:05 PM MSTFreeze WarningTWC20 hr
Jan 22, 1:05 PM MSTWinter Weather AdvisoryTWC13 hr

Nearby

Winter Storm Warnings in Arizona, 2007Every winter storm warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.