Snow Advisory 2, NWS Tucson, AZ

000 
WWUS45 KTWC 191641
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
941 AM MST FRI JAN 19 2007

...WINTER STORM WARNING AND SNOW ADVISORIES EXPANDED...

.A WINTER STORM OVER NORTHERN BAJA WILL MAKE THE TURN NORTHEAST
INTO SOUTHERN ARIZONA TONIGHT. DRIER AIR IS ATTEMPTING TO WRAP INTO
THE STORM WHICH WILL CAUSE THE PRECIPITATION TO BECOME MORE
INTERMITTENT FOR A TIME TODAY. HOWEVER AS THE LOW MOVES OVERHEAD
TONIGHT...SHOWERS WILL AGAIN BECOME WIDESPREAD WITH A FEW
THUNDERSTORMS ALSO EXPECTED. AS OF 9 AM...MOUNT GRAHAM REPORTED 8
INCHES OF SNOW WITH MOUNT LEMMON REPORTING 3 INCHES.

THE SNOW LEVEL...WHICH WAS AROUND 6000 FEET AT 9 AM...WILL RISE
SLIGHTLY TO 7000 FEET BY EARLY AFTERNOON...BUT THEN PLUNGE AS LOW
AS 3000 FEET TONIGHT. IF ENOUGH MOISTURE LINGERS OVER THE AREA...
ACCUMULATING SNOW COULD FALL IN VALLEY LOCATIONS TONIGHT...
PARTICULARLY EAST OF TUCSON.

MOTORISTS SHOULD CONTINUE TO MONITOR TRENDS CLOSELY AS THIS WINTER
STORM CONTINUES TO UNFOLD.

AZZ030-200045-
/O.UPG.KTWC.SN.Y.0002.000000T0000Z-070120T1300Z/
/O.EXA.KTWC.WS.W.0001.000000T0000Z-070120T1300Z/
UPPER GILA RIVER VALLEY-
941 AM MST FRI JAN 19 2007

...WINTER STORM WARNING IN EFFECT UNTIL 6 AM MST SATURDAY ABOVE 7000
FEET...
...SNOW ADVISORY NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WINTER STORM
WARNING...WHICH IS IN EFFECT UNTIL 6 AM MST SATURDAY ABOVE 7000 FEET.
THE SNOW ADVISORY IS NO LONGER IN EFFECT.

TOTAL STORM ACCUMULATIONS OF 8 TO 16 INCHES ARE NOW EXPECTED
THROUGH SATURDAY MORNING ABOVE 7000 FEET. SOME OF THE SNOW MAY
MELT TODAY IN BETWEEN THE SHOWERS...BUT ANY MELTING THAT TAKES
PLACE WILL QUICKLY FREEZE INTO ICE TONIGHT.

IN LOWER ELEVATIONS...PRECIPITATION WILL REMAIN IN THE FORM OF
RAIN THROUGH SUNSET. HOWEVER...SNOW LEVELS WILL DROP RAPIDLY
OVERNIGHT TO AROUND 3500 FEET. IF ENOUGH MOISTURE REMAINS...
ACCUMULATING SNOW COULD FALL IN LOWER ELEVATIONS AS WELL.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

AZZ019-200045-
/O.CON.KTWC.WS.W.0001.000000T0000Z-070120T1300Z/
NORTHERN GREENLEE COUNTY-
941 AM MST FRI JAN 19 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST
SATURDAY ABOVE 7000 FEET...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 6 AM MST SATURDAY 
ABOVE 7000 FEET.

TOTAL STORM ACCUMULATIONS OF 8 TO 16 INCHES ARE NOW EXPECTED
THROUGH SATURDAY MORNING ABOVE 7000 FEET. SOME OF THE SNOW MAY
MELT TODAY IN BETWEEN THE SHOWERS...BUT ANY MELTING THAT TAKES
PLACE WILL QUICKLY FREEZE INTO ICE TONIGHT.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND ICE
ARE EXPECTED. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

$$

AZZ033-034-200045-
/O.EXA.KTWC.SN.Y.0002.000000T0000Z-070120T1300Z/
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
941 AM MST FRI JAN 19 2007

...SNOW ADVISORY IN EFFECT UNTIL 6 AM MST SATURDAY ABOVE 7000 
FEET...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SNOW ADVISORY...WHICH IS
IN EFFECT THROUGH 6 AM MST SATURDAY ABOVE 7000 FEET.

PERIODS OF RAIN...SNOW AND FOG WILL CONTINUE THROUGH TONIGHT.
TOTAL STORM ACCUMULATIONS OF 5 TO 10 INCHES CAN BE EXPECTED ABOVE
7000 FEET. SOME OF THE SNOW MAY MELT TODAY IN BETWEEN THE
SHOWERS...BUT ANY MELTING THAT TAKES PLACE WILL QUICKLY FREEZE
INTO ICE TONIGHT.

IN LOWER ELEVATIONS...PRECIPITATION WILL REMAIN IN THE FORM OF
RAIN THROUGH SUNSET. HOWEVER...SNOW LEVELS WILL DROP RAPIDLY
OVERNIGHT TO AROUND 3000 FEET. IF ENOUGH MOISTURE REMAINS...
ACCUMULATING SNOW COULD FALL IN LOWER ELEVATIONS AS WELL.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL
DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED
VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

AZZ035-200045-
/O.CON.KTWC.SN.Y.0002.000000T0000Z-070120T1300Z/
COCHISE COUNTY-
941 AM MST FRI JAN 19 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 AM MST SATURDAY ABOVE 7000
FEET...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 6 AM MST SATURDAY ABOVE
7000 FEET.

PERIODS OF RAIN...SNOW AND FOG WILL CONTINUE THROUGH TONIGHT.
TOTAL STORM ACCUMULATIONS OF 5 TO 10 INCHES CAN BE EXPECTED ABOVE
7000 FEET. SOME OF THE SNOW MAY MELT TODAY IN BETWEEN THE
SHOWERS...BUT ANY MELTING THAT TAKES PLACE WILL QUICKLY FREEZE
INTO ICE TONIGHT.

IN LOWER ELEVATIONS...PRECIPITATION WILL REMAIN IN THE FORM OF
RAIN THROUGH SUNSET. HOWEVER...SNOW LEVELS WILL DROP RAPIDLY
OVERNIGHT TO THE VALLEY FLOORS AND IF ENOUGH MOISTURE REMAINS...
ACCUMULATING SNOW COULD OCCUR AS WELL.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE PRIMARILY
TRAVEL DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND
LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$
PYTLAK

000 
WWUS45 KTWC 192147
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
247 PM MST FRI JAN 19 2007

.A WINTER STORM OVER THE NORTHERN GULF OF CALIFORNIA WILL MOVE
ACROSS SANTA CRUZ AND COCHISE COUNTIES TONIGHT. THE SNOW LEVEL...
WHICH WAS AROUND 6500 FEET AS OF 2 AM...WILL BEGIN TO FALL SLOWLY
AFTER SUNSET...AND MORE SHARPLY BEFORE MIDNIGHT. BY LATE
TONIGHT...THE SNOW LEVEL WILL BE AS LOW AS 3000 FEET SOUTHEAST OF
TUCSON...AND AS LOW AS 3500 FEET NORTHWEST OF TUCSON.

TRAVEL CONDITIONS WERE ALREADY POOR IN THE MOUNTAINS DUE TO
SNOW...ICE AND FOG. LATER TONIGHT...CONDITIONS WILL DETERIORATE IN
THE LOWER ELEVATIONS...PARTICULARLY NEAR THE NEW MEXICO BORDER
WHERE THE HEAVIEST SNOW IS EXPECTED. MOTORISTS SHOULD CONTINUE TO
MONITOR TRENDS CLOSELY AS THIS WINTER STORM CONTINUES TO UNFOLD.

AZZ019-030-200600-
/O.CAN.KTWC.WS.W.0001.000000T0000Z-070120T1300Z/
/O.NEW.KTWC.HS.W.0001.070119T2147Z-070120T1900Z/
NORTHERN GREENLEE COUNTY-UPPER GILA RIVER VALLEY-
247 PM MST FRI JAN 19 2007

...WINTER STORM WARNING IS CANCELLED...
...HEAVY SNOW WARNING IN EFFECT UNTIL 12 PM MST SATURDAY ABOVE 
3500 FEET...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A HEAVY SNOW
WARNING...WHICH IS IN EFFECT UNTIL 12 PM MST SATURDAY...FOR
ELEVATIONS ABOVE 3500 FEET. THE WINTER STORM WARNING HAS BEEN
CANCELLED.

TOTAL STORM ACCUMULATIONS OF 8 TO 16 INCHES ARE EXPECTED THROUGH
SATURDAY MORNING ABOVE 7000 FEET...WITH 2 TO 8 INCHES BETWEEN
3500 AND 7000 FEET. EXPECT CONDITIONS TO REMAIN POOR IN THE
MOUNTAINS...AND DETERIORATE ALONG HIGHWAYS 78...75 AND 191 BETWEEN
SAFFORD AND CLIFTON LATE TONIGHT AND EARLY SATURDAY MORNING.
BECAUSE OF THE SHOWERY NATURE OF THE PRECIPITATION...ACCUMULATIONS
WILL VARY GREATLY OVER SHORT DISTANCES.

A HEAVY SNOW WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED WHICH WILL MAKE TRAVEL DANGEROUS. USE EXTREME CAUTION...
ESPECIALLY LATER TONIGHT.

$$

AZZ035-200600-
/O.UPG.KTWC.SN.Y.0002.000000T0000Z-070120T1300Z/
/O.NEW.KTWC.HS.W.0001.070119T2147Z-070120T1900Z/
COCHISE COUNTY-
247 PM MST FRI JAN 19 2007

...HEAVY SNOW WARNING IN EFFECT UNTIL 12 PM MST SATURDAY FOR ALL 
ELEVATIONS...
...SNOW ADVISORY NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A HEAVY SNOW
WARNING...WHICH IS IN EFFECT UNTIL 12 PM MST SATURDAY. THE SNOW
ADVISORY IS NO LONGER IN EFFECT. 

AFTER A BRIEF BREAK IN THE PRECIPITATION LATE THIS AFTERNOON AND
EARLY THIS EVENING...ANOTHER ROUND OF SHOWERS...SOME OF THEM
HEAVY...WILL MOVE ACROSS COCHISE COUNTY LATER TONIGHT. THE
HEAVIEST PRECIPITATION IS EXPECTED OVER EASTERN COCHISE COUNTY
WHERE THE PRECIPITATION WILL LINGER INTO SATURDAY MORNING.

TOTAL STORM ACCUMULATIONS OF 6 TO 12 INCHES CAN BE EXPECTED ABOVE
7000 FEET...WITH 3 TO 5 INCHES OF SNOW LATE TONIGHT IN BISBEE...2
TO 4 INCHES OVER EASTERN COCHISE COUNTY IN WILLCOX...SAN SIMON AND
DOUGLAS...AND 1 TO 3 INCHES IN SIERRA VISTA AND BENSON. BECAUSE OF
THE SHOWERY NATURE OF THE PRECIPITATION...ACCUMULATIONS WILL VARY
GREATLY OVER SHORT DISTANCES.

A HEAVY SNOW WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED TO MAKE TRAVEL DANGEROUS. USE EXTREME CAUTION...ESPECIALLY
LATER TONIGHT.

$$

AZZ029-032-200600-
/O.EXB.KTWC.SN.Y.0002.000000T0000Z-070120T1500Z/
SOUTHEAST PINAL COUNTY-TOHONO OODHAM NATION-
247 PM MST FRI JAN 19 2007

...SNOW ADVISORY IN EFFECT UNTIL 8 AM MST SATURDAY ABOVE 3500 FEET...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A SNOW
ADVISORY...WHICH IS IN EFFECT UNTIL 8 AM MST SATURDAY...FOR
ELEVATIONS ABOVE 3500 FEET. 

SHOWERS WILL CONTINUE ON AND OFF THROUGH TONIGHT AS SNOW LEVELS
FALL TO 3500 FEET BY MIDNIGHT. ACCUMULATIONS OF 1 TO 4 INCHES CAN BE
EXPECTED. BECAUSE OF THE SHOWERY NATURE OF THE PRECIPITATION...
ACCUMULATIONS WILL VARY GREATLY OVER SHORT DISTANCES.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL
DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED
VISIBILITIES...AND USE CAUTION WHILE DRIVING. 

$$

AZZ033-034-200600-
/O.EXT.KTWC.SN.Y.0002.000000T0000Z-070120T1500Z/
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
247 PM MST FRI JAN 19 2007

...SNOW ADVISORY NOW IN EFFECT UNTIL 8 AM MST SATURDAY ABOVE 
3500 FEET...

THE SNOW ADVISORY IS NOW IN EFFECT UNTIL 8 AM MST SATURDAY. THE
SNOW ADVISORY ELEVATION HAS ALSO BEEN LOWERED TO 3500 FEET.

SHOWERS AND ISOLATED THUNDERSTORMS WILL BE ON THE INCREASE LATER
TONIGHT AS SNOW LEVELS FALL. TOTAL STORM ACCUMULATIONS OF 5 TO 10
INCHES CAN BE EXPECTED ABOVE 7000 FEET...WITH 3 TO 5 INCHES NEAR
SONOITA AND PATAGONIA...AND 1 TO 3 INCHES AROUND NOGALES AND
MESCAL. A SLUSHY ACCUMULATION UP TO AN INCH IS EVEN POSSIBLE IN
THE FOOTHILLS AROUND TUCSON AND NEAR VAIL. BECAUSE OF THE SHOWERY
NATURE OF THE PRECIPITATION...ACCUMULATIONS WILL VARY GREATLY
OVER SHORT DISTANCES.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL
DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED
VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

PYTLAK

000 
WWUS45 KTWC 200427
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
927 PM MST FRI JAN 19 2007

...A STRONG WINTER STORM WILL CONTINUE TO IMPACT SOUTHEAST ARIZONA
OVERNIGHT AND INTO SATURDAY MORNING...

.A WINTER STORM CENTERED OVER THE NORTHERN GULF OF
CALIFORNIA AND SOUTHERN ARIZONA WILL MOVE ACROSS SANTA CRUZ AND
COCHISE COUNTIES TONIGHT. THE SNOW LEVEL WILL CONTINUE TO FALL
THROUGH THE NIGHT AND GETTING AS LOW AS 3500 FEET BY EARLY
SATURDAY MORNING.

AZZ019-030-035-201400-
/O.CON.KTWC.HS.W.0001.000000T0000Z-070120T1900Z/
NORTHERN GREENLEE COUNTY-UPPER GILA RIVER VALLEY-COCHISE COUNTY-
927 PM MST FRI JAN 19 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL 12 PM MST
SATURDAY...

WIDESPREAD RAIN AND SNOW SHOWERS ARE EXPECTED TO CONTINUE THROUGH
THE NIGHT AND INTO SATURDAY MORNING. IN GREENLEE AND GRAHAM COUNTIES
TOTAL STORM ACCUMULATIONS OF 8 TO 16 INCHES ARE EXPECTED ABOVE
7000 FEET...WITH 2 TO 8 INCHES BETWEEN 3500 AND 7000 FEET THROUGH
SATURDAY MORNING. COCHISE COUNTY CAN EXPECT TO SEE THE HEAVIEST
SNOW AMOUNTS NEAR THE NEW MEXICO STATE BORDER...WITH 6 TO 12
INCHES EXPECTED ABOVE 7000 FEET...3 TO 5 INCHES BETWEEN 4500 TO
7000 FEET AND 1 TO 3 INCHES BELOW 4500 FEET. BECAUSE OF THE
SHOWERY NATURE OF THE PRECIPITATION... ACCUMULATIONS WILL VARY
GREATLY OVER SHORT DISTANCES.

A HEAVY SNOW WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED WHICH WILL MAKE TRAVEL DANGEROUS. USE EXTREME CAUTION...
ESPECIALLY LATER TONIGHT.

$$

AZZ029-032>034-201400-
/O.CON.KTWC.SN.Y.0002.000000T0000Z-070120T1500Z/
SOUTHEAST PINAL COUNTY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
927 PM MST FRI JAN 19 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST SATURDAY ABOVE 3500 FEET...

SHOWERS WILL CONTINUE ON AND OFF THROUGH THE NIGHT AS SNOW LEVELS
FALL TO 3500 FEET BY EARLY SATURDAY MORNING. ACCUMULATIONS OF 1 TO
4 INCHES CAN BE EXPECTED. BECAUSE OF THE SHOWERY NATURE OF THE
PRECIPITATION... ACCUMULATIONS WILL VARY GREATLY OVER SHORT
DISTANCES.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL
DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED
VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

000 
WWUS45 KTWC 201044
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
344 AM MST SAT JAN 20 2007

AZZ019-030-035-201900-
/O.CON.KTWC.HS.W.0001.000000T0000Z-070120T1900Z/
NORTHERN GREENLEE COUNTY-UPPER GILA RIVER VALLEY-COCHISE COUNTY-
344 AM MST SAT JAN 20 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY. 

A WINTER STORM CENTERED ACROSS THE SOUTHEAST BORDER OF ARIZONA
WITH SONORA MEXICO WILL CONTINUE TO MOVE EAST THIS MORNING...
PUSHING INTO NEW MEXICO BY LATE THIS MORNING. SNOW LEVELS ARE
BETWEEN 3500 AND 4000 FEET THIS MORNING...WITH THE LOWEST SNOW
LEVELS LOCATED NEAR THE CENTER OF THE STORM SYSTEM. 

IN GREENLEE AND GRAHAM COUNTIES...TOTAL STORM ACCUMULATIONS OF 8
TO 16 INCHES ARE EXPECTED ABOVE 7000 FEET...WITH 2 TO 8 INCHES
BETWEEN 3500 AND 7000 FEET THROUGH SATURDAY MORNING. COCHISE
COUNTY CAN EXPECT TO SEE THE HEAVIEST SNOW AMOUNTS NEAR THE NEW
MEXICO STATE BORDER...WITH 6 TO 12 INCHES EXPECTED ABOVE 7000
FEET...3 TO 5 INCHES BETWEEN 4500 TO 7000 FEET AND 1 TO 3 INCHES
BELOW 4500 FEET. BECAUSE OF THE SHOWERY NATURE OF THE PRECIPITATION...
ACCUMULATIONS WILL VARY GREATLY OVER SHORT DISTANCES.

A HEAVY SNOW WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED WHICH WILL MAKE TRAVEL DANGEROUS. USE EXTREME CAUTION...
ESPECIALLY LATER TONIGHT.

$$

AZZ029-032>034-201500-
/O.CON.KTWC.SN.Y.0002.000000T0000Z-070120T1500Z/
SOUTHEAST PINAL COUNTY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
344 AM MST SAT JAN 20 2007

...SNOW ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST THIS MORNING 
ABOVE 3500 FEET...

A SNOW ADVISORY REMAINS IN EFFECT UNTIL 8 AM MST THIS MORNING
ABOVE 3500 FEET.

A WINTER STORM CENTERED ACROSS THE SOUTHEAST BORDER OF ARIZONA
WITH SONORA MEXICO WILL CONTINUE TO MOVE EAST THIS MORNING...
PUSHING INTO NEW MEXICO BY LATE THIS MORNING. SNOW LEVELS ARE
BETWEEN 3500 AND 4000 FEET THIS MORNING...WITH THE LOWEST SNOW
LEVELS LOCATED IN SANTA CRUZ COUNTY NEAR THE CENTER OF THE STORM
SYSTEM. SNOWFALL ACCUMULATIONS OF 1 TO 4 INCHES CAN BE EXPECTED.

A SNOW ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE TRAVEL
DIFFICULTIES. BE PREPARED FOR SNOW COVERED ROADS AND LIMITED
VISIBILITIES...AND USE CAUTION WHILE DRIVING.

$$

000 
WWUS45 KTWC 201222
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
522 AM MST SAT JAN 20 2007

AZZ029-032>034-201330-
/O.CAN.KTWC.SN.Y.0002.000000T0000Z-070120T1500Z/
SOUTHEAST PINAL COUNTY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
522 AM MST SAT JAN 20 2007

...SNOW ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS CANCELLED THE SNOW
ADVISORY. 

A WINTER STORM CENTERED ACROSS SOUTHERN COCHISE COUNTY WILL CONTINUE
TO MOVE EAST...PUSHING INTO NEW MEXICO BY LATE THIS MORNING. AS THIS
SYSTEM PUSHES EAST...LOCATIONS ACROSS SOUTH CENTRAL ARIZONA BECOME
LESS LIKELY TO SEE ANY ACCUMULATING SNOWFALL. THEREFORE...THE SNOW
ADVISORY HAS BEEN CANCELLED. 

$$

AZZ019-030-035-201900-
/O.CON.KTWC.HS.W.0001.000000T0000Z-070120T1900Z/
NORTHERN GREENLEE COUNTY-UPPER GILA RIVER VALLEY-COCHISE COUNTY-
522 AM MST SAT JAN 20 2007

...HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY...

A HEAVY SNOW WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY. 

A WINTER STORM CENTERED ACROSS SOUTHERN COCHISE COUNTY WILL
CONTINUE TO MOVE EAST...PUSHING INTO NEW MEXICO BY LATE THIS
MORNING. SNOW LEVELS ARE BETWEEN 3500 AND 4000 FEET THIS
MORNING...WITH THE LOWEST SNOW LEVELS LOCATED NEAR THE CENTER OF
THE STORM SYSTEM.

IN GREENLEE AND GRAHAM COUNTIES...TOTAL STORM ACCUMULATIONS OF
8 TO 16 INCHES ARE EXPECTED ABOVE 7000 FEET...WITH 2 TO 8 INCHES
BETWEEN 3500 AND 7000 FEET THROUGH SATURDAY MORNING. COCHISE
COUNTY CAN EXPECT TO SEE THE HEAVIEST SNOW AMOUNTS NEAR THE NEW
MEXICO STATE BORDER...WITH 6 TO 12 INCHES EXPECTED ABOVE
7000 FEET...3 TO 5 INCHES BETWEEN 4500 TO 7000 FEET AND 1 TO
3 INCHES BELOW 4500 FEET. BECAUSE OF THE SHOWERY NATURE OF THE
PRECIPITATION... ACCUMULATIONS WILL VARY GREATLY OVER SHORT
DISTANCES.

A HEAVY SNOW WARNING MEANS THAT SIGNIFICANT AMOUNTS OF SNOW ARE
EXPECTED WHICH WILL MAKE TRAVEL DANGEROUS. USE EXTREME CAUTION...
ESPECIALLY LATER TONIGHT.

$$

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
915 PM MST THU JAN 18 2007

.SYNOPSIS...A LOW PRESSURE SYSTEM NEAR THE SOUTHERN CALIFORNIA COAST
WILL DRAW MOISTURE INTO THE AREA AND BRING VALLEY RAIN AND MOUNTAIN
SNOW SHOWERS BY LATE TONIGHT THROUGH LATE SATURDAY.
&&

.DISCUSSION...CURRENT WATER VAPOR IMAGERY SHOWS THE LOW PRESSURE
SYSTEM PROGGED TO BRING RAIN/SNOW SHOWERS TO SOUTHEAST ARIZONA
SPINNING OFF THE FAR SOUTHERN CALIFORNIA/NORTHERN BAJA COAST. THIS
LOW IS SPREADING SOME SUB-TROPICAL MOISTURE OVER PORTIONS OF
SOUTHEAST ARIZONA. CURRENT DEWPOINTS RANGE FROM THE LOW 30S TO THE
HIGH 30S...WHICH IS 5 OR MORE DEGREE HIGH THAN 24 HOURS AGO.
ADDITIONALLY...THE CURRENT KEMX RADAR LOOP SHOWS LIGHT SHOWERS
BEGINNING TO DEVELOP JUST SOUTH OF THE INTERNATIONAL BORDER...WITH
SOME SHOWERS MOVING VERY CLOSE TO THE CITY OF DOUGLAS. THE AUTOMATED
SURFACE OBSERVING SYSTEM AT THE DOUGLAS/BISBEE INTERNATIONAL AIRPORT
WAS REPORTING LIGHT RAIN AS OF 03Z...WITH WIND GUSTS UP TO 20 MPH
OUT OF THE EAST.

SHOWERS ARE EXPECTED TO BECOME MORE WIDESPREAD THROUGH THE NIGHT AND
TOMORROW. CURRENTLY...A WINTER WEATHER WATCH IS IN EFFECT FOR ZONE
19 (NORTHERN GREENLEE COUNTY) TOMORROW MORNING THROUGH LATE TOMORROW
NIGHT. THE WHITE MOUNTAINS IN NORTHERN GREENLEE COUNTY COULD SEE 8
OR MORE INCHES OF SNOWFALL WITH THIS SYSTEM. OTHER MOUNTAIN
LOCATIONS ARE EXPECTED TO RECEIVE GENERALLY LESS THAN 4 INCHES STORM
TOTAL SNOWFALL. CONTINUE TO MONITOR UPDATED FORECAST THROUGH THE
NIGHT FOR THE LATEST INFORMATION.

&&

.AVIATION...TAF AND TWEBS ADEQUATELY COVER ALL SIGNIFICANT WEATHER
AT KTUS.

&&

.TWC WATCHES/WARNINGS/ADVISORIES...WINTER STORM WATCH/ZONE 19 ABOVE
7000 FEET IN EFFECT FRIDAY MORNING THROUGH LATE FRIDAY NIGHT.

&&

WWW.WEATHER.GOV/TUCSON

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TUCSON AZ
330 PM MST THU JAN 18 2007

AZZ033-034-191400-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-
330 PM MST THU JAN 18 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
ARIZONA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

AN UPPER LOW CURRENTLY SPINNING JUST OFFSHORE OF THE NORTHERN BAJA
PENINSULA IS EXPECTED TO MOVE ACROSS THE NORTHERN GULF OF CALIFORNIA
ON FRIDAY. AS A RESULT...THE THREAT FOR RAIN AND MOUNTAIN SNOW WILL
INCREASE OVERNIGHT AND INTO FRIDAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY

THE LOW IS EXPECTED TO MOVE ACROSS ARIZONA LATE FRIDAY AND INTO
SATURDAY WITH SIGNIFICANT PRECIPITATION CHANCES DURING THIS TIME.
SNOW LEVELS ARE EXPECTED TO BOTTOM OUT AT AROUND 4000 FEET LATE
FRIDAY NIGHT AND EARLY SATURDAY. SNOW AMOUNTS ABOVE 7000 FEET WILL
GENERALLY BE UP TO 3 INCHES OR SO DURING THE 24 HOUR PERIOD FROM
EARLY FRIDAY MORNING TO LATE FRIDAY NIGHT. THIS FORECAST COULD
CHANGE...SO PERSONS RESIDING IN AREAS THAT COULD BE AFFECTED BY THIS
STORM SYSTEM SHOULD CONTINUE TO MONITOR YOUR FAVORITE MEDIA SOURCE
OR LISTEN TO NOAA WEATHER RADIO FOR UPDATES CONCERNING THIS STORM
SYSTEM.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

AZZ029-031-032-191400-
SOUTHEAST PINAL COUNTY-WESTERN PIMA COUNTY-TOHONO OODHAM NATION-
330 PM MST THU JAN 18 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL
ARIZONA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

AN UPPER LOW CURRENTLY SPINNING JUST OFFSHORE OF THE NORTHERN BAJA
PENINSULA IS EXPECTED TO MOVE ACROSS THE NORTHERN GULF OF CALIFORNIA
ON FRIDAY. AS A RESULT...THE THREAT FOR RAIN AND MOUNTAIN SNOW WILL
INCREASE OVERNIGHT AND INTO FRIDAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

THE LOW IS EXPECTED TO MOVE ACROSS ARIZONA LATE FRIDAY AND INTO
SATURDAY WITH SIGNIFICANT PRECIPITATION CHANCES DURING THIS TIME.
SNOW LEVELS ARE EXPECTED TO BOTTOM OUT AT AROUND 4000 FEET LATE
FRIDAY NIGHT AND EARLY SATURDAY. SNOW AMOUNTS FOR THE BABOQUIVARI
MOUNTAINS OF CENTRAL PIMA COUNTY AND THE NORTHERN FRINGES OF THE
SANTA CATALINA MOUNTAINS IN SOUTHEAST PINAL COUNTY ARE GENERALLY
EXPECTED BE UNDER AN INCH OR SO DURING THE 24 HOUR PERIOD FROM EARLY
FRIDAY MORNING TO LATE FRIDAY NIGHT. THIS FORECAST COULD CHANGE...SO
PERSONS RESIDING IN AREAS THAT COULD BE AFFECTED BY THIS STORM
SYSTEM SHOULD CONTINUE TO MONITOR YOUR FAVORITE MEDIA SOURCE OR
LISTEN TO NOAA WEATHER RADIO FOR UPDATES CONCERNING THIS STORM
SYSTEM.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

AZZ035-191400-
COCHISE COUNTY-
330 PM MST THU JAN 18 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
ARIZONA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

AN UPPER LOW CURRENTLY SPINNING JUST OFFSHORE OF THE NORTHERN BAJA
PENINSULA IS EXPECTED TO MOVE ACROSS THE NORTHERN GULF OF CALIFORNIA
ON FRIDAY. AS A RESULT...THE THREAT FOR RAIN AND MOUNTAIN SNOW WILL
INCREASE OVERNIGHT AND INTO FRIDAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY

THE LOW IS EXPECTED TO MOVE ACROSS ARIZONA LATE FRIDAY AND INTO
SATURDAY WITH SIGNIFICANT PRECIPITATION CHANCES DURING THIS TIME.
SNOW LEVELS ARE EXPECTED TO BOTTOM OUT AT AROUND 4000 FEET LATE
FRIDAY NIGHT AND EARLY SATURDAY. SNOW AMOUNTS ABOVE 7000 FEET FOR
THE CHIRICAHUA AND HUACHUCA MOUNTAINS WILL GENERALLY BE UP TO 5
INCHES OR SO DURING THE 24 HOUR PERIOD FROM EARLY FRIDAY MORNING TO
LATE FRIDAY NIGHT. THIS FORECAST COULD CHANGE...SO PERSONS RESIDING
IN AREAS THAT COULD BE AFFECTED BY THIS STORM SYSTEM SHOULD CONTINUE
TO MONITOR YOUR FAVORITE MEDIA SOURCE OR LISTEN TO NOAA WEATHER
RADIO FOR UPDATES CONCERNING THIS STORM SYSTEM.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

AZZ030-191400-
UPPER GILA RIVER VALLEY-
330 PM MST THU JAN 18 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
ARIZONA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

AN UPPER LOW CURRENTLY SPINNING JUST OFFSHORE OF THE NORTHERN BAJA
PENINSULA IS EXPECTED TO MOVE ACROSS THE NORTHERN GULF OF CALIFORNIA
ON FRIDAY. AS A RESULT...THE THREAT FOR RAIN AND MOUNTAIN SNOW WILL
INCREASE OVERNIGHT AND INTO FRIDAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY

THE LOW IS EXPECTED TO MOVE ACROSS ARIZONA LATE FRIDAY AND INTO
SATURDAY WITH SIGNIFICANT PRECIPITATION CHANCES DURING THIS TIME.
SNOW LEVELS ARE EXPECTED TO BOTTOM OUT AT AROUND 4000 FEET LATE
FRIDAY NIGHT AND EARLY SATURDAY. SNOW AMOUNTS FOR THE PINALENO
MOUNTAINS OF CENTRAL GRAHAM COUNTY ABOVE 7000 FEET WILL GENERALLY BE
UP TO 4 INCHES OR SO DURING THE 24 HOUR PERIOD FROM EARLY FRIDAY
MORNING TO LATE FRIDAY NIGHT. THIS FORECAST COULD CHANGE...SO
PERSONS RESIDING IN AREAS THAT COULD BE AFFECTED BY THIS STORM
SYSTEM SHOULD CONTINUE TO MONITOR YOUR FAVORITE MEDIA SOURCE OR
LISTEN TO NOAA WEATHER RADIO FOR UPDATES CONCERNING THIS STORM
SYSTEM.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.

AZZ019-191400-
NORTHERN GREENLEE COUNTY-
330 PM MST THU JAN 18 2007

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
ARIZONA.

.DAY ONE...TONIGHT

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

AN UPPER LOW CURRENTLY SPINNING JUST OFFSHORE OF THE NORTHERN BAJA
PENINSULA IS EXPECTED TO MOVE ACROSS THE NORTHERN GULF OF CALIFORNIA
ON FRIDAY. AS A RESULT...THE THREAT FOR RAIN AND MOUNTAIN SNOW WILL
INCREASE OVERNIGHT AND INTO FRIDAY.

.DAYS TWO THROUGH SEVEN...FRIDAY THROUGH THURSDAY

...WINTER STORM WATCH IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT ABOVE 7000 FEET...

THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WINTER STORM
WATCH...WHICH IS IN EFFECT FROM FRIDAY MORNING THROUGH LATE
FRIDAY NIGHT ABOVE 7000 FEET.

AN UPPER LOW JUST WEST OF THE NORTH CENTRAL BAJA PENINSULA WILL
MOVE SLOWLY OVER THE NORTHERN GULF OF CALIFORNIA THROUGH FRIDAY.
SOUTHEAST WINDS WILL PUMP MOISTURE INTO ARIZONA FROM MEXICO.
PRECIPITATION CHANCES WILL INCREASE OVERNIGHT AND INTO THE DAY ON
FRIDAY. SNOWFALL AMOUNTS FOR THE WHITE MOUNTAINS OF NORTHERN
GREENLEE COUNTY ARE EXPECTED TO BE NEAR OR EVEN EXCEED 8 INCHES
FROM EARLY FRIDAY MORNING THROUGH LATE FRIDAY NIGHT AND EARLY
SATURDAY MORNING. RESIDENTS OF THIS AREA OR PERSONS EXPECTED TO
TRAVEL THROUGH THIS REGION SHOULD CONTINUE TO MONITOR YOUR
FAVORITE MEDIA SOURCE OR LISTEN TO NOAA WEATHER RADIO FOR UPDATES
CONCERNING THIS STORM SYSTEM.

REMEMBER...A WINTER STORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR A HAZARDOUS WINTER WEATHER EVENT IN AND CLOSE TO THE WATCH
AREA. THE MAIN THREAT WITH THIS STORM SYSTEM WILL BE A HAZARD TO
TRAVELERS.

.SPOTTER INFORMATION STATEMENT...

WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER
CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES.