Winter Weather Warnings / Watches / Advisories
Issued by NWS Tucson, AZ

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999
WWUS45 KTWC 181123
WSWTWC

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE TUCSON AZ
423 AM MST WED JAN 18 2017

AZZ510-511-514-182100-
/O.CON.KTWC.WS.A.0001.170120T0300Z-170121T1900Z/
WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES-
GALIURO AND PINALENO MOUNTAINS-CATALINA AND RINCON MOUNTAINS-
INCLUDING THE CITIES OF...HANNAGAN MEADOW...MOUNT GRAHAM...
MOUNT LEMMON...SUMMERHAVEN
423 AM MST WED JAN 18 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM THURSDAY EVENING
THROUGH SATURDAY MORNING...

* IMPACTS...SNOW AND BLOWING SNOW WILL CAUSE PERIODS OF LOW
  VISIBILITY AND SNOW COVERED ROADS RESULTING INTO HAZARDOUS
  DRIVING CONDITIONS...ESPECIALLY ABOVE 5500 FEET.

* TIMING...TWO STORMS SYSTEMS WILL IMPACT THE AREA LATER THIS
  WEEK. STORM NUMBER ONE WILL BRING PERIODS OF MODERATE SNOW
  THURSDAY EVENING INTO FRIDAY MORNING. AFTER A BRIEF BREAK
  BETWEEN STORMS...STORM NUMBER TWO WILL BRING PERIODS OF HEAVY
  SNOW LATE FRIDAY AFTERNOON INTO LATE SATURDAY MORNING.

* SNOW ACCUMULATIONS...5 TO 8 INCHES ABOVE 6000 FEET THURSDAY
  EVENING INTO FRIDAY MORNING. 8 TO 14 INCHES ABOVE 5500 FEET
  LATE FRIDAY AFTERNOON INTO LATE SATURDAY MORNING. TWO STORM
  EVENT TOTAL OF 11 TO 22 INCHES ABOVE 5500 FEET.

* SNOW LEVELS...LOWERING TO 7000 FEET THURSDAY AFTERNOON...6000
  FEET FRIDAY MORNING...5500 FEET FRIDAY AFTERNOON...4500 FEET
  FRIDAY NIGHT AND SATURDAY MORNING.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH
  THURSDAY NIGHT INTO FRIDAY MORNING...THEN SOUTHWEST 25 TO 35
  MPH WITH GUSTS UP TO 50 MPH FRIDAY AFTERNOON INTO SATURDAY
  MORNING.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT
  WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW ACCUMULATIONS THAT MAY SERIOUSLY IMPACT TRAVEL. GUSTY WINDS
AND BLOWING SNOW IS ALSO POSSIBLE. THOSE PLANNING TRAVEL INTO THE
WATCH AREA SHOULD PREPARE FOR DIFFICULT WINTER DRIVING
CONDITIONS.

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

&&

$$

AZZ512-513-182100-
/O.CON.KTWC.WS.A.0001.170121T0000Z-170121T1900Z/
CHIRICAHUA MOUNTAINS-
DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS-
423 AM MST WED JAN 18 2017

...WINTER STORM WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH SATURDAY MORNING...

* IMPACTS...SNOW AND BLOWING SNOW WILL CAUSE PERIODS OF LOW
  VISIBILITY AND SNOW COVERED ROADS RESULTING INTO HAZARDOUS
  DRIVING CONDITIONS...ESPECIALLY ABOVE 5500 FEET.

* TIMING...TWO STORMS WILL IMPACT THE AREA LATER THIS WEEK.
  STORM NUMBER ONE WILL BRING LIGHT TO MODERATE SNOW THURSDAY
  EVENING INTO FRIDAY MORNING. AFTER A BRIEF BREAK BETWEEN
  STORMS...STORM NUMBER TWO WILL BRING PERIODS OF MODERATE TO
  HEAVY SNOW LATE FRIDAY AFTERNOON INTO LATE SATURDAY MORNING.

* SNOW ACCUMULATIONS...2 TO 4 INCHES ABOVE 6000 FEET THURSDAY
  EVENING INTO FRIDAY MORNING. 5 TO 12 INCHES ABOVE 5500 FEET
  LATE FRIDAY AFTERNOON INTO LATE SATURDAY MORNING. TWO STORM
  EVENT TOTAL OF 7 TO 16 INCHES ABOVE 5500 FEET.

* SNOW LEVELS...LOWERING TO 7000 FEET THURSDAY AFTERNOON...6000
  FEET FRIDAY MORNING...5500 FEET FRIDAY AFTERNOON...4000 FEET
  FRIDAY NIGHT AND SATURDAY MORNING.

* WINDS...SOUTHWEST 15 TO 25 MPH WITH GUSTS UP TO 40 MPH
  THURSDAY NIGHT INTO FRIDAY MORNING...THEN SOUTHWEST 25 TO 35
  MPH WITH GUSTS UP TO 50 MPH FRIDAY AFTERNOON INTO SATURDAY
  MORNING.

* FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT
  WEATHER.GOV/TUCSON AND CLICK ON THE DETAILED HAZARDS TAB

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT
SNOW ACCUMULATIONS THAT MAY SERIOUSLY IMPACT TRAVEL. GUSTY WINDS
AND BLOWING SNOW IS ALSO POSSIBLE. THOSE PLANNING TRAVEL INTO THE
WATCH AREA SHOULD PREPARE FOR DIFFICULT WINTER DRIVING
CONDITIONS.

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

&&

$$


VISIT US ON FACEBOOK...TWITTER...YOUTUBE...AND AT WEATHER.GOV/TUCSON



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