Winter Storm Warning 2, NWS Tucson, AZ

000 
WWUS45 KTWC 091551
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
851 AM MST MON FEB 9 2009

AZZ019-029-030-032>035-100000-
/O.CON.KTWC.WS.W.0002.090210T0200Z-090210T1900Z/
NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY-
UPPER GILA RIVER VALLEY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-COCHISE COUNTY-
851 AM MST MON FEB 9 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 12 PM MST TUESDAY ABOVE 2500 FEET...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 12 PM MST TUESDAY. THE ELEVATION OF THE WARNING HAS BEEN
LOWERED FROM 4000 FEET TO 2500 FEET.

A STRONG AND COLD WINTER STORM SYSTEM WILL MOVE ACROSS SOUTHEAST
ARIZONA MONDAY NIGHT AND TUESDAY. SNOW LEVELS WILL FALL FROM
AROUND 5500 FEET LATE THIS AFTERNOON TO 5000 FEET BY MIDNIGHT TO
NEAR 3000 AROUND SUNRISE TUESDAY. AS THE STRONGEST PORTION OF THE
SYSTEM MOVES ACROSS ON TUESDAY MORNING...SNOW LEVELS ARE EXPECTED
TO FALL TO VALLEY FLOORS INCLUDING THE TUCSON METRO AREA.

STORM TOTAL SNOWFALL AMOUNTS COULD REACH 1 TO 3 INCHES BETWEEN
2500 AND 4000 FEET...2 TO 5 INCHES BETWEEN 4000 AND 5000
FEET...5 TO 10 INCHES BETWEEN 5000 AND 7000 FEET...AND 12 TO 20
INCHES ABOVE 7000 FEET.

THE SNOW LEVELS WILL LOWER FROM NORTHWEST TO SOUTHEAST THROUGH THE
NIGHT AND MORNING HOURS...WITH BOTH THE LOWEST SNOW LEVELS AND
HEAVIEST PRECIPITATION AND SNOW FIRST ACROSS NORTHERN AREAS BEFORE
SPREADING THROUGH SOUTHERN LOCATIONS.

A WINTER STORM WARNING MEANS HEAVY SNOW ACCUMULATIONS ARE
EXPECTED. GUSTY WINDS AND BLOWING SNOW IS ALSO POSSIBLE. THIS
WILL MAKE TRAVEL VERY DIFFICULT OR IMPOSSIBLE...ESPECIALLY IN THE
MOUNTAINS.

LISTEN TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO
STATIONS...OR YOUR CABLE TELEVISION SERVICE PROVIDER FOR UPDATES
ON THIS WINTER STORM.

$$

000 
WWUS45 KTWC 092136
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
236 PM MST MON FEB 9 2009

AZZ019-029-030-032>035-100545-
/O.CON.KTWC.WS.W.0002.090210T0200Z-090210T1900Z/
NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY-
UPPER GILA RIVER VALLEY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-COCHISE COUNTY-
236 PM MST MON FEB 9 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 12 PM MST TUESDAY ABOVE 2500 FEET...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 7 PM THIS EVENING
TO 12 PM MST TUESDAY ABOVE 2500 FEET.

A STRONG AND COLD WINTER STORM SYSTEM WILL MOVE ACROSS SOUTHEAST
ARIZONA TONIGHT AND TUESDAY. SNOW LEVELS WILL FALL FROM AROUND 6000
FEET LATE THIS AFTERNOON TO 5000 FEET BY MIDNIGHT TO NEAR 3000
AROUND SUNRISE TUESDAY. AS THE STRONGEST PORTION OF THE SYSTEM
MOVES ACROSS ON TUESDAY MORNING...SNOW LEVELS ARE EXPECTED TO FALL
TO VALLEY FLOORS INCLUDING THE TUCSON METRO AREA. FOR AREAS WEST
OF TUCSON EXPECT THEM TO BOTTOM OUT AROUND 2200 FEET.

STORM TOTAL SNOWFALL AMOUNTS COULD REACH 1 TO 4 INCHES BETWEEN
2500 AND 4000 FEET...3 TO 6 INCHES BETWEEN 4000 AND 5000 FEET...
5 TO 11 INCHES BETWEEN 5000 AND 7000 FEET...AND 12 TO 20 INCHES
ABOVE 7000 FEET.

THE SNOW LEVELS WILL LOWER FROM NORTHWEST TO SOUTHEAST THROUGH
THE NIGHT AND MORNING HOURS...WITH BOTH THE LOWEST SNOW LEVELS
AND HEAVIEST PRECIPITATION AND SNOW FIRST ACROSS NORTHERN AREAS
BEFORE SPREADING THROUGH SOUTHERN LOCATIONS. THE SYSTEM WILL EXIT
THE AREA QUICKLY LATER TUESDAY...LEAVING A COLD AND FROSTY NIGHT
TUESDAY NIGHT.

A WINTER STORM WARNING MEANS HEAVY SNOW ACCUMULATIONS ARE
EXPECTED. GUSTY WINDS AND BLOWING SNOW ARE ALSO
EXPECTED...ESPECIALLY AT HIGHER ELEVATIONS. THIS WILL MAKE TRAVEL
VERY DIFFICULT OR IMPOSSIBLE...ESPECIALLY IN THE MOUNTAINS.

LISTEN TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO
STATIONS...OR YOUR CABLE TELEVISION SERVICE PROVIDER FOR UPDATES
ON THIS WINTER STORM.

$$

000 
WWUS45 KTWC 100409
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
909 PM MST MON FEB 9 2009

AZZ019-029-030-032>035-101200-
/O.CON.KTWC.WS.W.0002.000000T0000Z-090210T1900Z/
NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY-
UPPER GILA RIVER VALLEY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-COCHISE COUNTY-
909 PM MST MON FEB 9 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM MST
TUESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM MST TUESDAY.

A STRONG AND VERY COLD WINTER STORM SYSTEM WILL CONTINUE TO MOVE
THROUGH NORTHERN ARIZONA AND PUSH INTO SOUTHEAST ARIZONA LATE THIS
EVENING AND INTO THE OVERNIGHT HOURS. RADAR IMAGERY INDICATED A
LARGE AREA OF MODERATE TO LOCALLY HEAVY VALLEY RAIN AND MOUNTAIN
SNOWFALL ALONG THE LEADING COLD FRONT ASSOCIATED WITH THIS STORM
SYSTEM ACROSS CENTRAL AND SOUTHWEST ARIZONA. THIS COLD FRONT WILL
CONTINUE TO TRACK SOUTHEAST OVERNIGHT AND EARLY TUESDAY MORNING
THROUGH ALL OF SOUTHEAST ARIZONA. THE SNOW LEVELS WILL LOWER FROM 
NORTHWEST TO SOUTHEAST THROUGH THE NIGHT...WITH BOTH THE LOWEST
SNOW LEVELS AND HEAVIEST PRECIPITATION OCCURRING ACROSS THE NORTHERN
AREAS FIRST...THEN SPREADING THROUGH SOUTHERN LOCATIONS.

STRONG AND GUSTY SOUTHWEST WINDS OF 20 TO 30 MPH WITH OCCASIONAL
GUSTS TO 40 MPH WILL OCCUR ALONG AND AHEAD OF THIS COLD FRONT.
THESE WINDS WILL RESULT IN AREAS OF BLOWING SNOW IN THE MOUNTAINS.
ALTHOUGH WIDESPREAD BLIZZARD CONDITIONS ARE NOT EXPECTED...LOCALIZED
NEAR BLIZZARD CONDITIONS MAY BE POSSIBLE LATE THIS EVENING INTO
THE EARLY MORNING HOURS IN THE MOUNTAINS...WITH VISIBILITIES
REDUCED TO BELOW A QUARTER MILE AT TIMES.

OTHERWISE...SNOW LEVELS AROUND 6000 FEET THIS EVENING WILL FALL
TO 5000 FEET BY MIDNIGHT...THEN RAPIDLY FALL TO NEAR 3000 AROUND
DAYBREAK AS THE FRONT PASSES THROUGH. THE STRONGEST PORTION OF
THE SYSTEM WILL MOVE ACROSS TUESDAY MORNING...WITH SNOW LEVELS 
EXPECTED TO FALL TO VALLEY FLOORS...INCLUDING THE TUCSON METRO
AREA. AREAS WEST OF TUCSON WILL SEE SNOW LEVELS BOTTOM OUT AROUND
2200 FEET.

STORM TOTAL SNOWFALL AMOUNTS WILL TOTAL BETWEEN 1 AND 4 INCHES
BETWEEN 2500 AND 4000 FEET...3 TO 6 INCHES BETWEEN 4000 AND 5000
FEET...5 TO 11 INCHES BETWEEN 5000 AND 7000 FEET...AND 12 TO 20
INCHES ABOVE 7000 FEET.

THE SYSTEM WILL EXIT THE AREA QUICKLY LATER TUESDAY...LEAVING A
COLD AND FROSTY NIGHT TUESDAY NIGHT.

A WINTER STORM WARNING MEANS HEAVY SNOW ACCUMULATIONS ARE EXPECTED.
GUSTY WINDS AND BLOWING SNOW ARE ALSO EXPECTED...ESPECIALLY AT
HIGHER ELEVATIONS. THIS WILL MAKE TRAVEL VERY DIFFICULT OR
IMPOSSIBLE...ESPECIALLY IN THE MOUNTAINS.

LISTEN TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO
STATIONS...OR YOUR CABLE TELEVISION SERVICE PROVIDER FOR UPDATES
ON THIS WINTER STORM.

$$

000 
WWUS45 KTWC 100521
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
1021 PM MST MON FEB 9 2009

AZZ019-029-030-032>035-101200-
/O.CON.KTWC.WS.W.0002.000000T0000Z-090210T1900Z/
NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY-
UPPER GILA RIVER VALLEY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-COCHISE COUNTY-
1021 PM MST MON FEB 9 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM MST
TUESDAY ABOVE 2500 FEET...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 12 PM MST TUESDAY
ABOVE 2500 FEET.

A STRONG AND VERY COLD WINTER STORM SYSTEM WILL CONTINUE TO MOVE
THROUGH NORTHERN ARIZONA AND PUSH INTO SOUTHEAST ARIZONA LATE THIS
EVENING AND INTO THE OVERNIGHT HOURS. RADAR IMAGERY INDICATED A
LARGE AREA OF MODERATE TO LOCALLY HEAVY VALLEY RAIN AND MOUNTAIN
SNOWFALL ALONG THE LEADING COLD FRONT ASSOCIATED WITH THIS STORM
SYSTEM ACROSS CENTRAL AND SOUTHWEST ARIZONA. THIS COLD FRONT WILL
CONTINUE TO TRACK SOUTHEAST OVERNIGHT AND EARLY TUESDAY MORNING
THROUGH ALL OF SOUTHEAST ARIZONA. THE SNOW LEVELS WILL LOWER FROM 
NORTHWEST TO SOUTHEAST THROUGH THE NIGHT...WITH BOTH THE LOWEST
SNOW LEVELS AND HEAVIEST PRECIPITATION OCCURRING ACROSS THE NORTHERN
AREAS FIRST...THEN SPREADING THROUGH SOUTHERN LOCATIONS.

STRONG AND GUSTY SOUTHWEST WINDS OF 20 TO 30 MPH WITH OCCASIONAL
GUSTS TO 40 MPH WILL OCCUR ALONG AND AHEAD OF THIS COLD FRONT.
THESE WINDS WILL RESULT IN AREAS OF BLOWING SNOW IN THE MOUNTAINS.
ALTHOUGH WIDESPREAD BLIZZARD CONDITIONS ARE NOT EXPECTED...LOCALIZED
NEAR BLIZZARD CONDITIONS MAY BE POSSIBLE LATE THIS EVENING INTO
THE EARLY MORNING HOURS IN THE MOUNTAINS...WITH VISIBILITIES
REDUCED TO BELOW A QUARTER MILE AT TIMES.

OTHERWISE...SNOW LEVELS AROUND 6000 FEET THIS EVENING WILL FALL
TO 5000 FEET BY MIDNIGHT...THEN RAPIDLY FALL TO NEAR 3000 AROUND
DAYBREAK AS THE FRONT PASSES THROUGH. THE STRONGEST PORTION OF
THE SYSTEM WILL MOVE ACROSS TUESDAY MORNING...WITH SNOW LEVELS 
EXPECTED TO FALL TO VALLEY FLOORS...INCLUDING THE TUCSON METRO
AREA. AREAS WEST OF TUCSON WILL SEE SNOW LEVELS BOTTOM OUT AROUND
2200 FEET.

STORM TOTAL SNOWFALL AMOUNTS WILL TOTAL BETWEEN 1 AND 4 INCHES
BETWEEN 2500 AND 4000 FEET...3 TO 6 INCHES BETWEEN 4000 AND 5000
FEET...5 TO 11 INCHES BETWEEN 5000 AND 7000 FEET...AND 12 TO 20
INCHES ABOVE 7000 FEET.

THE SYSTEM WILL EXIT THE AREA QUICKLY LATER TUESDAY...LEAVING A
COLD AND FROSTY NIGHT TUESDAY NIGHT.

A WINTER STORM WARNING MEANS HEAVY SNOW ACCUMULATIONS ARE EXPECTED.
GUSTY WINDS AND BLOWING SNOW ARE ALSO EXPECTED...ESPECIALLY AT
HIGHER ELEVATIONS. THIS WILL MAKE TRAVEL VERY DIFFICULT OR
IMPOSSIBLE...ESPECIALLY IN THE MOUNTAINS.

LISTEN TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO
STATIONS...OR YOUR CABLE TELEVISION SERVICE PROVIDER FOR UPDATES
ON THIS WINTER STORM.

$$

000 
WWUS45 KTWC 101130
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
430 AM MST TUE FEB 10 2009

AZZ019-029-030-032>035-101900-
/O.CON.KTWC.WS.W.0002.000000T0000Z-090210T1900Z/
NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY-
UPPER GILA RIVER VALLEY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-COCHISE COUNTY-
430 AM MST TUE FEB 10 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY 
ABOVE 2500 FEET...

A WINTER STORM WARNING FOR HEAVY SNOW REMAINS IN EFFECT UNTIL
NOON MST TODAY ABOVE 2500 FEET.

A STRONG AND VERY COLD WINTER STORM SYSTEM WILL MOVE ACROSS
SOUTHEAST ARIZONA THIS MORNING. SNOW HAS BEEN OBSERVED EARLY THIS
MORNING ACROSS PORTIONS OF THE TUCSON METRO AREA. TRAINED STORM
SPOTTERS HAVE REPORTED SNOWFALL ACCUMULATIONS RANGING FROM ONE
HALF OF AN INCH TO 1 INCH AT ELEVATIONS NEAR 3000 FEET. SNOW
STARTED TO FALL AT 130 AM MST AT THE NATIONAL WEATHER SERVICE
OFFICE ON THE UNIVERSITY OF ARIZONA CAMPUS. HOWEVER...NO SNOW
ACCUMULATION HAS OCCURRED ON THE UNIVERSITY OF ARIZONA CAMPUS AS
OF 430 AM MST.

SNOW LEVELS WILL BE NEAR THE VALLEY FLOORS EARLY THIS MORNING...
THEN SNOW LEVELS ARE EXPECTED TO RISE AFTER 9 AM. AREAS WEST OF
TUCSON WILL SEE SNOW LEVELS BOTTOM OUT AROUND 2200 FEET. STORM
TOTAL SNOWFALL AMOUNTS ARE FORECAST TO BE 1 TO 4 INCHES BETWEEN
2500 AND 4000 FEET...3 TO 6 INCHES BETWEEN 4000 AND 5000 FEET...5
TO 11 INCHES BETWEEN 5000 AND 7000 FEET...AND 12 TO 20 INCHES
ABOVE 7000 FEET. PRECIPITATION WILL DIMINISH TO ISOLATED SHOWERS
THIS AFTERNOON...THEN DRY CONDITIONS WILL RETURN AREAWIDE
TONIGHT. AREAS OF FROST WILL DEVELOP LATE TONIGHT AND CONTINUE
INTO EARLY WEDNESDAY MORNING.

A WINTER STORM WARNING MEANS HEAVY SNOW ACCUMULATIONS ARE EXPECTED.
GUSTY WINDS AND BLOWING SNOW ARE ALSO EXPECTED...ESPECIALLY AT
HIGHER ELEVATIONS. THIS WILL MAKE TRAVEL VERY DIFFICULT OR
IMPOSSIBLE...ESPECIALLY IN THE MOUNTAINS.

LISTEN TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO
STATIONS...OR YOUR CABLE TELEVISION SERVICE PROVIDER FOR UPDATES
ON THIS WINTER STORM.

$$

000 
WWUS45 KTWC 101540
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
840 AM MST TUE FEB 10 2009

...MAJOR WINTER STORM WINDING DOWN...

AFTER DUMPING BETWEEN 1 AND 6 INCHES OF SNOW BETWEEN 3000 AND 5000
FEET...AND OVER 10 INCHES OF SNOW IN THE MOUNTAINS...THE MAJOR
WINTER STORM WHICH STRUCK THE REGION OVERNIGHT IS RAPIDLY MOVING
EAST. WITH TEMPERATURES RISING ABOVE FREEZING...AND DUE TO
AGGRESSIVE EFFORTS BY TRANSPORTATION DEPARTMENTS ACROSS THE
REGION...ROAD CONDITIONS BELOW 6000 FEET WILL CONTINUE TO IMPROVE
THIS MORNING.

ABOVE 6000 FEET...MANY ROADS WERE IMPASSIBLE THIS MORNING DUE TO
NOT ONLY SNOW AND ICE...BUT DEEP DRIFTS SEVERAL FEET DEEP IN PLACES.
EVEN AFTER THE SNOW ENDS...IT WILL TAKE SOME TIME TO REOPEN ROADS
LIKE HIGHWAY 191 NORTH OF MORENCI IN GREENLEE COUNTY...THE
CATALINA HIGHWAY...AND ROADS GOING UP TO OTHER MOUNTAINTOP
LOCATIONS LIKE CORONADO AND CHIRICAHUA NATIONAL MONUMENTS.

AZZ029-030-032>035-101645-
/O.CAN.KTWC.WS.W.0002.000000T0000Z-090210T1900Z/
SOUTHEAST PINAL COUNTY-UPPER GILA RIVER VALLEY-
TOHONO OODHAM NATION-TUCSON METRO/MARANA/GREEN VALLEY-
SANTA CRUZ COUNTY-COCHISE COUNTY-
840 AM MST TUE FEB 10 2009

...WINTER STORM WARNING IS CANCELLED...

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

ADDITIONAL SNOW ACCUMULATIONS OF AN INCH OR TWO ARE POSSIBLE ABOVE
6000 FEET THROUGH EARLY AFTERNOON. HOWEVER...ROAD CONDITIONS WILL
CONTINUE TO IMPROVE IN THE VALLEYS.

$$

AZZ019-101900-
/O.CON.KTWC.WS.W.0002.000000T0000Z-090210T1900Z/
NORTHERN GREENLEE COUNTY-
840 AM MST TUE FEB 10 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL NOON MST TODAY. 

SCATTERED SNOW SHOWERS WILL GRADUALLY DIMINISH THROUGH EARLY 
AFTERNOON...WITH ADDITIONAL ACCUMULATIONS OF 2 TO 4 INCHES
EXPECTED ABOVE 6000 FEET. ON TOP OF THE SNOW...WEST WINDS OF 15
TO 25 MPH WILL CONTINUE TO CAUSE BLOWING AND DRIFTING. TRAVEL WILL
REMAIN NEXT TO IMPOSSIBLE THROUGH AT LEAST MID AFTERNOON.

$$

PYTLAK

000 
WWUS45 KTWC 101848
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
1148 AM MST TUE FEB 10 2009

AZZ019-102000-
/O.EXP.KTWC.WS.W.0002.000000T0000Z-090210T1900Z/
NORTHERN GREENLEE COUNTY-
1148 AM MST TUE FEB 10 2009

...WINTER STORM WARNING WILL EXPIRE AT NOON MST TODAY...

THE WINTER STORM WARNING WILL EXPIRE AT NOON MST TODAY. 

SCATTERED SNOW SHOWERS WILL CONTINUE THROUGH THIS AFTERNOON OVER
THE SOUTHERN WHITE MOUNTAINS...WITH ADDITIONAL ACCUMULATIONS OF 1
TO 2 INCHES EXPECTED. EVEN THOUGH THIS MAJOR WINTER STORM IS
MOSTLY OVER...THE 10 TO 16 INCHES OF SNOW OVERNIGHT...COMBINED
WITH DRIFTS UP TO 4 FEET IN PLACES...WILL CONTINUE TO MAKE TRAVEL
VERY DIFFICULT IN NORTHERN GREENLEE COUNTY THROUGH TONIGHT.

$$
PYTLAK

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
907 PM MST SUN FEB 8 2009

.SYNOPSIS...SOME CLEARING WILL CONTINUE THROUGH MONDAY BEFORE THE
SECOND SYSTEM BRINGS EVEN COLDER TEMPERATURES AND ADDITIONAL RAIN
AND MOUNTAIN SNOW MONDAY NIGHT INTO TUESDAY. A BRIEF BREAK IS
EXPECTED WEDNESDAY AND THURSDAY BEFORE ANOTHER SYSTEM MOVES IN BY
THE END OF THE WEEK AND NEXT WEEKEND.

&&

.DISCUSSION...WV IMAGERY SHOWS THE SYSTEM THAT BROUGHT RAIN AND
MOUNTAIN SNOW TO THE REGION SATURDAY NIGHT AND DURING THE DAY TODAY
IS CURRENTLY EXITING THE REGION. AHEAD OF THIS SYSTEM A NICE LINE OF
THUNDERSTORMS HAVE DEVELOPED...AND EXTEND FROM THE OKLAHOMA
PANHANDLE TO WEST CENTRAL TEXAS. RADAR MOSAIC FROM AROUND THE REGION
SHOWS THAT MOST OF THE PRECIPITATION IN MY FORECAST AREA IS QUICKLY
DIMINISHING AS IT MOVES RAPIDLY EAST. MEANWHILE...STRONGER SHOWERS
CONTINUE TO PERSIST TO OUR NORTH NEAR FLORENCE AND ALSO NEAR PAYSON.
THE ACTIVITY SHOULD GRADUALLY TAPER OFF A BIT OVERNIGHT WITH SOME
PARTIAL CLEARING FROM THE WEST. THE DAY SHIFT KEPT ISOLATED SHOWERS
IN THE FORECAST OVERNIGHT AND SCATTERED SHOWERS AND SNOW SHOWERS FOR
THE HIGHER TERRAIN OF GRAHAM AND COCHISE COUNTIES. THIS SEEMS
REASONABLE...SO WILL LEAVE THE POP GRIDS AS IS. WILL HAVE TO UPDATE
THE ZONE FORECAST TO REFLECT ONGOING TRENDS.

RAINFALL AMOUNTS WITH THIS STORM SYSTEM GENERALLY RANGED FROM AROUND
A QUARTER TO A HALF INCH WITH SOME AREAS RECEIVING AROUND THREE
QUARTERS OF AN INCH TO OVER AN INCH. FOR A DETAILED LIST OF
PRECIPITATION AMOUNTS FROM AROUND THE AREA REFER TO THE PUBLIC
INFORMATION STATEMENT (AWIPS HEADER PNSTWC  WMO HEADER NOUS45) THAT
WAS ISSUED AT 900 PM MST THIS EVENING. MT. LEMMON REPORTED 8 INCHES
OF SNOW WITH THIS STORM.

TEMPERATURES AS OF 04Z SEEM TO BE ON TRACK...SO NO CHANGES TO TEMPS
ARE PLANNED AT THIS TIME.

&&

.AVIATION...SOME CLEARING FROM THE WEST TONIGHT...BUT SHOULD
CONTINUE TO SEE CEILINGS OF AROUND 3-5K FT AGL DURING THE EVENING
HOURS WHICH WILL OBSCURE MOUNTAINS. SURFACE WINDS BECOMING
SOUTHEASTERLY 5-10 KTS AFTER 06Z. AVIATION DISCUSSION NOT UPDATED
FOR TAF AMENDMENTS.

&&

.PREV DISCUSSION...COLDER AND STRONGER SYSTEM SPREADING IN FROM THE
NORTHWEST AND NORTH MONDAY NIGHT INTO TUESDAY. COMBINED WITH THE
MOISTURE LEFT OVER FROM THE FIRST SYSTEM EXPECT ANOTHER DECENT
CHANCE OF VALLEY RAIN AND MOUNTAIN SNOW. WITH LOWER SNOW LEVELS AND
POTENTIALLY MORE MOUNTAIN SNOW THAN THE CURRENT SYSTEM...A WINTER
STORM WATCH WILL BE ISSUED FOR MONDAY NIGHT INTO TUESDAY WITH THE
AFTERNOON FORECAST PACKAGE. FOCUS FOR HEAVIEST PRECIP WILL BE LATE
MONDAY INTO EARLY TUESDAY FROM 06Z TO 18Z. SNOW LEVELS MAY APPROACH
VALLEY FLOORS.

ANOTHER STORM...PROBABLY NOT AS STRONG OR AS WET...COULD BRING A FEW
SHOWERS LATE THURSDAY OR EARLY FRIDAY...WITH ANOTHER STRONGER AND
COLDER STORM SYSTEM NEXT WEEKEND.

&&

.TWC WATCHES/WARNINGS/ADVISORIES...WINTER STORM WATCH FROM 7 PM
       MONDAY EVENING THROUGH 5 PM MST TUESDAY AFTERNOON
       AZZ019-030-033 ABOVE 4000 FEET.

MOLLERE

WEATHER.GOV/TUCSON

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE TUCSON AZ
226 PM MST SUN FEB 8 2009

AZZ019-029-030-032>035-092130-
NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY-
UPPER GILA RIVER VALLEY-TOHONO OODHAM NATION-
TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-COCHISE COUNTY-
226 PM MST SUN FEB 8 2009

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

...WINTER STORM WATCH IN EFFECT FROM MONDAY EVENING THROUGH
TUESDAY AFTERNOON ABOVE 4000 FEET...

.DAY ONE...THIS AFTERNOON AND TONIGHT
SCATTERED SHOWERS WILL CONTINUE INTO THE EVENING HOURS...WITH SNOW
LEVELS FALLING BACK TO 4000 FEET IN THE EVENING. UP TO 1 INCH
ADDITIONAL ACCUMULATION WILL BE POSSIBLE ABOVE 5000 FEET WITH AN
ADDITIONAL 1 TO 3 INCHES POSSIBLE ABOVE 7000 FEET. PATCHY FOG IS
POSSIBLE LATE TONIGHT AND MONDAY MORNING.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
A COLDER AND STRONGER STORM SYSTEM WILL MOVE INTO SOUTHEAST
ARIZONA FROM THE NORTHWEST MONDAY NIGHT INTO TUESDAY. SNOW LEVELS
WILL FALL FROM NEAR 5500 FEET MONDAY AFTERNOON TO 5000 FEET BY
MIDNIGHT AND 3500 TO 4000 FEET BY SUNRISE. AS THE STRONGEST
PORTION OF THE STORM MOVES THROUGH ON TUESDAY MORNING...SNOW
LEVELS COULD FALL TO NEAR VALLEY FLOORS. STORM TOTAL SNOWFALL
AMOUNTS WITH THIS STORM COULD REACH 2 TO 5 INCHES BETWEEN 4000 AND
5000 FEET...WITH 4 TO 8 INCHES POSSIBLE BETWEEN 5000 AND 7000
FEET...AND 10 TO 18 INCHES ABOVE 7000 FEET.

A WEAKER SYSTEM COULD BRING A FEW SHOWERS THURSDAY NIGHT INTO
FRIDAY MORNING BEFORE ANOTHER POTENTIALLY STRONG AND COLD SYSTEM
THREATENS THE AREA NEXT WEEKEND.

.SPOTTER INFORMATION STATEMENT...

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

AZZ031-092130-
WESTERN PIMA COUNTY-
226 PM MST SUN FEB 8 2009

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

.DAY ONE...THIS AFTERNOON AND TONIGHT
SCATTERED SHOWERS THIS EVENING WITH PATCHY FOG POSSIBLE LATE.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY
A COLDER AND STRONGER STORM SYSTEM WILL BRING ANOTHER CHANCE OF
SHOWERS TO WESTERN PIMA COUNTY MAINLY MONDAY NIGHT INTO TUESDAY
MORNING. COLDEST OVERNIGHT LOWS OF THE WEEK CAN BE EXPECTED
TUESDAY NIGHT INTO WEDNESDAY MORNING...WITH NEAR FREEZING
TEMPERATURES POSSIBLE. MORE SHOWERS LATER IN THE WEEK.

.SPOTTER INFORMATION STATEMENT...

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

WEATHER.GOV/TUCSON