Alert archive / Arizona / Freeze Warnings in 2011

Freeze Warning 8, NWS Phoenix, AZ

February 2, 2011

NWS Phoenix, AZ issued this freeze warning at Feb 2, 2011, 4:26 AM MST. It took effect at Feb 3, 2011, 11:00 PM MST. It was in force for 11 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
Feb 2, 2011, 4:26 AM MST (11:26 UTC)
In effect from
Feb 3, 2011, 11:00 PM MST
Expired
Feb 4, 2011, 10:00 AM MST
In force
11 hr
Issued by
NWS Phoenix, AZ

The text

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

219 
WWUS75 KPSR 021126
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
426 AM MST WED FEB 2 2011

.A COLD CANADIAN AIR-MASS IS FORECAST TO MOVE SOUTH INTO THE
REGION...WITH THE POTENTIAL FOR WIDESPREAD FREEZING LOW
TEMPERATURES ON THE SOUTHWEST AND SOUTH CENTRAL ARIZONA DESERTS
THIS MORNING AS WELL AS THURSDAY AND FRIDAY MORNINGS. IN ADDITION
STRONG GUSTY WINDS WILL CONTINUE OVER THE LOWER WESTERN DESERTS
TODAY.

AZZ021-026-022300-
/O.UPG.KPSR.FZ.A.0003.110204T0300Z-110204T1700Z/
/O.NEW.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
/O.CON.KPSR.FZ.W.0006.000000T0000Z-110202T1600Z/
/O.CON.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
/O.CON.KPSR.WI.Y.0002.000000T0000Z-110203T0000Z/
WEST CENTRAL DESERTS-SOUTHWEST DESERTS-
INCLUDING THE CITIES OF...QUARTZSITE...SALOME...TACNA...WELLTON
426 AM MST WED FEB 2 2011

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...
...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS
AFTERNOON...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY...
...FREEZE WARNING IN EFFECT FROM 11 PM THURSDAY TO 10 AM MST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM THURSDAY TO 10 AM MST
FRIDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. A FREEZE WARNING
REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING. A FREEZE WARNING ALSO
REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 10 AM MST THURSDAY. A
WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS AFTERNOON.

* AFFECTED AREA: THE SOUTHWESTERN ARIZONA DESERTS INCLUDING THE 
  COMMUNITIES OF PARKER...TACNA...QUARTZSITE AND WENDEN. 

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES TO FALL 
  INTO THE 20S AND LOWER 30S ON THE DESERTS.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT 
  IN RUPTURED PLASTIC IRRIGATION PIPES...OR DESTROY FROST 
  SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF BETWEEN 30 AND
40 MPH ARE EXPECTED...OR WIND GUSTS OF BETWEEN 40 AND 58 MPH. WINDS
THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE
VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT AREAS COULD RESULT
IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER A MILE AT TIMES IN
BLOWING DUST OR BLOWING SAND. USE EXTRA CAUTION.

&&

$$

AZZ022-023-027-028-022300-
/O.UPG.KPSR.FZ.A.0003.110204T0300Z-110204T1700Z/
/O.NEW.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
/O.CON.KPSR.FZ.W.0006.000000T0000Z-110202T1600Z/
/O.CON.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
NORTHWEST MARICOPA COUNTY-GREATER PHOENIX AREA-
SOUTHWEST MARICOPA COUNTY-
NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
INCLUDING THE CITIES OF...BUCKEYE...NEW RIVER...WICKENBURG...
MESA...PHOENIX...GILA BEND...APACHE JUNCTION...CASA GRANDE...
FLORENCE
426 AM MST WED FEB 2 2011

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM MST THIS
MORNING...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY...
...FREEZE WARNING IN EFFECT FROM 11 PM THURSDAY TO 10 AM MST
FRIDAY...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM THURSDAY TO 10 AM MST
FRIDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. A FREEZE WARNING
REMAINS IN EFFECT UNTIL 9 AM MST THIS MORNING. IN ADDITION...A
FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO 10 AM MST
THURSDAY.

* AFFECTED AREA: MOST OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA 
  DESERTS... INCLUDING THE GREATER PHOENIX AREA...GILA BEND... 
  BUCKEYE... COOLIDGE...AND CASA GRANDE. 

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES FALL INTO THE
  20S AND LOWER 30S ON THE DESERTS. SOME OF THE COLDEST OUTLYING AREAS
  MAY EVEN FALL INTO THE TEENS ON THURSDAY MORNING.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT IN
  RUPTURED PLASTIC IRRIGATION PIPES...OR COULD DESTROY CITRUS...OTHER
  CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

AZZ020-025-CAZ031>033-022300-
/O.CON.KPSR.WI.Y.0002.000000T0000Z-110203T0000Z/
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
LOWER COLORADO RIVER VALLEY CA-RIVERSIDE COUNTY/EASTERN DESERTS-
IMPERIAL COUNTY-
INCLUDING THE CITIES OF...EHRENBERG...PARKER...
FORTUNA FOOTHILLS...YUMA...BLYTHE...CHIRIACO SUMMIT...
DESERT CENTER...BRAWLEY...CALEXICO...EL CENTRO
426 AM MST WED FEB 2 2011 /326 AM PST WED FEB 2 2011/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS
AFTERNOON. 

* AFFECTED AREA: THE LOWER DESERTS OF SOUTHWEST ARIZONA AND 
  SOUTHEAST CALIFORNIA...INCLUDING THE LOWER COLORADO RIVER 
  VALLEY BETWEEN BLYTHE AND YUMA. 

* TIMING: STRONG GUSTY NORTH WINDS WILL PERSIST THROUGH THE AFTERNOON
  HOURS TODAY.

* WINDS: STRONG GUSTY NORTH WINDS FROM 20 TO OVER 40 MPH ARE
  EXPECTED. PEAK GUSTS THROUGH THIS AFTERNOON COULD REACH TO NEAR 50
  MPH...ESPECIALLY ALONG THE LOWER COLORADO RIVER VALLEY.

* IMPACTS: STRONG WINDS COULD GENERATE AREAS OF BLOWING DUST AND SAND
  WHICH WOULD SHARPLY LOWER VISIBILITY. THIS WOULD BE A HAZARD TO
  MOTORISTS. IN ADDITION...GUSTY SHIFTING CROSSWINDS COULD BE
  DANGEROUS TO DRIVERS OF HIGH PROFILE VEHICLES ON EAST TO WEST
  ORIENTED ROADS AND HIGHWAYS SUCH AS INTERSTATE 10 NEAR BLYTHE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF BETWEEN
30 AND 40 MPH ARE EXPECTED...OR WIND GUSTS OF BETWEEN 40 AND
58 MPH. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY
FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT
AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER
A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA
CAUTION.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

BRECKENRIDGE
6 follow-up statements
329 
WWUS75 KPSR 021715
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
1015 AM MST WED FEB 2 2011

.A COLD CANADIAN AIR MASS HAS MOVED SOUTH INTO THE REGION...WITH THE
POTENTIAL FOR WIDESPREAD FREEZING LOW TEMPERATURES ON THE SOUTHWEST
AND SOUTH CENTRAL ARIZONA DESERTS THIS MORNING AS WELL AS THURSDAY
AND FRIDAY MORNINGS. IN ADDITION STRONG GUSTY WINDS WILL CONTINUE
OVER THE LOWER WESTERN DESERTS TODAY ALONG THE LOWER COLORADO RIVER
VALLEY.

AZZ021-026-030515-
/O.CAN.KPSR.WI.Y.0002.000000T0000Z-110203T0000Z/
/O.CON.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
WEST CENTRAL DESERTS-SOUTHWEST DESERTS-
INCLUDING THE CITIES OF...QUARTZSITE...SALOME...TACNA... WELLTON
1015 AM MST WED FEB 2 2011

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THURSDAY TO 10 AM
MST FRIDAY...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS CANCELLED THE WIND
ADVISORY. 

* IMPACTS: THE WINDS HAVE BEGUN TO DIMINISH BELOW ADVISORY CRITERIA.

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 10 AM MST THURSDAY. A FREEZE WARNING REMAINS IN EFFECT
FROM 11 PM THURSDAY TO 10 AM MST FRIDAY. 


* AFFECTED AREA: THE SOUTHWESTERN ARIZONA DESERTS INCLUDING THE 
  COMMUNITIES OF PARKER...TACNA...QUARTZSITE AND WENDEN. 

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES TO FALL 
  INTO THE 20S AND LOWER 30S ON THE DESERTS.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT 
  IN RUPTURED PLASTIC IRRIGATION PIPES...OR DESTROY FROST 
  SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION.

&&

$$

CAZ032-033-021815-
/O.CAN.KPSR.WI.Y.0002.000000T0000Z-110203T0000Z/
RIVERSIDE COUNTY/EASTERN DESERTS-IMPERIAL COUNTY-
INCLUDING THE CITIES OF...CHIRIACO SUMMIT...DESERT CENTER...
BRAWLEY...CALEXICO...EL CENTRO
915 AM PST WED FEB 2 2011

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS CANCELLED THE WIND
ADVISORY. 

* IMPACTS: WINDS HAVE DIMINISHED AND ADVISORY CRITERIA ARE NO LONGER
  EXPECTED TO BE MET.

$$

AZZ022-023-027-028-030515-
/O.CON.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
NORTHWEST MARICOPA COUNTY-GREATER PHOENIX AREA-
SOUTHWEST MARICOPA COUNTY-
NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
INCLUDING THE CITIES OF...BUCKEYE...NEW RIVER...WICKENBURG...
MESA...PHOENIX...GILA BEND...APACHE JUNCTION...CASA GRANDE...
FLORENCE
1015 AM MST WED FEB 2 2011

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THURSDAY TO 10 AM
MST FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY. A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM
THURSDAY TO 10 AM MST FRIDAY. 

* AFFECTED AREA: MOST OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA 
  DESERTS... INCLUDING THE GREATER PHOENIX AREA...GILA BEND... 
  BUCKEYE... COOLIDGE...AND CASA GRANDE. 

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES FALL INTO
  THE 20S AND LOWER 30S ON THE DESERTS. SOME OF THE COLDEST 
  OUTLYING AREAS MAY EVEN FALL INTO THE TEENS ON THURSDAY 
  MORNING.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT 
  IN RUPTURED PLASTIC IRRIGATION PIPES...OR COULD DESTROY 
  CITRUS... OTHER CROPS AND FROST SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

AZZ020-025-CAZ031-030000-
/O.CON.KPSR.WI.Y.0002.000000T0000Z-110203T0000Z/
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
LOWER COLORADO RIVER VALLEY CA-
INCLUDING THE CITIES OF...EHRENBERG...PARKER...
FORTUNA FOOTHILLS...YUMA...BLYTHE
1015 AM MST WED FEB 2 2011 /915 AM PST WED FEB 2 2011/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS
AFTERNOON...

A WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS
AFTERNOON. 

* AFFECTED AREA: THE LOWER DESERTS OF SOUTHWEST ARIZONA AND 
  SOUTHEAST CALIFORNIA...INCLUDING THE LOWER COLORADO RIVER 
  VALLEY BETWEEN BLYTHE AND YUMA. 

* TIMING: STRONG GUSTY NORTH WINDS WILL PERSIST THROUGH THE
  AFTERNOON HOURS TODAY. 

* WINDS: STRONG GUSTY NORTH WINDS FROM 20 TO OVER 40 MPH ARE 
  EXPECTED. PEAK GUSTS THROUGH THIS AFTERNOON COULD REACH TO 
  NEAR50 MPH...ESPECIALLY ALONG THE LOWER COLORADO RIVER 
  VALLEY. 

* IMPACTS: STRONG WINDS COULD GENERATE AREAS OF BLOWING DUST AND
  SAND WHICH WOULD SHARPLY LOWER VISIBILITY. THIS WOULD BE A 
  HAZARD TO MOTORISTS. IN ADDITION...GUSTY SHIFTING CROSSWINDS 
  COULD BE DANGEROUS TO DRIVERS OF HIGH PROFILE VEHICLES ON 
  EAST TO WEST ORIENTED ROADS AND HIGHWAYS SUCH AS INTERSTATE 
  10 NEAR BLYTHE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF BETWEEN
30 AND 40 MPH ARE EXPECTED...OR WIND GUSTS OF BETWEEN 40 AND
58 MPH. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY
FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT
AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER
A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA
CAUTION.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX
868 
WWUS75 KPSR 022048
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
148 PM MST WED FEB 2 2011

.A COLD CANADIAN AIR MASS HAS MOVED SOUTH INTO THE REGION...WITH
THE POTENTIAL FOR WIDESPREAD FREEZING LOW TEMPERATURES TONIGHT OVER THE
SOUTHWEST AND SOUTH CENTRAL ARIZONA DESERTS...AS WELL AS THE
SOUTHEAST CALIFORNIA DESERTS AND HIGHER TERRAIN OF JOSHUA TREE
NATIONAL PARK. STRONG GUSTY NORTHERLY WINDS WILL CONTINUE
TODAY...DECREASING BY THIS EVENING...WITH FREEZING TEMPERATURES
EXPECTED AGAIN THURSDAY NIGHT INTO FRIDAY MORNING.

AZZ023-028-030900-
/O.CAN.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
/O.NEW.KPSR.HZ.W.0001.110203T0600Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
GREATER PHOENIX AREA-NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
INCLUDING THE CITIES OF...BUCKEYE...MESA...PHOENIX... APACHE
JUNCTION...CASA GRANDE...FLORENCE
148 PM MST WED FEB 2 2011

...FREEZE WARNING UPGRADED TO HARD FREEZE WARNING IN EFFECT FROM 11
PM THIS EVENING TO 10 AM MST THURSDAY FOR THE GREATER PHOENIX AREA
AND PORTIONS OF NORTH CENTRAL PINAL COUNTY... 
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THURSDAY TO 10 AM MST
FRIDAY FOR PORTIONS OF SOUTH- CENTRAL ARIZONA AND SOUTHWEST
ARIZONA...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A HARD FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 10 AM MST
THURSDAY FOR THE GREATER PHOENIX AREA AND PORTIONS OF NORTHERN PINAL
COUNTY...INCLUDING CASA GRANDE. A FREEZE WARNING REMAINS IN EFFECT
FROM 11 PM THURSDAY TO 10 AM MST FRIDAY.

* AFFECTED AREA: MOST OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA 
  DESERTS... INCLUDING THE GREATER PHOENIX AREA...GILA BEND... 
  BUCKEYE... COOLIDGE...AND CASA GRANDE. 

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES FALL 
  INTO THE 20S AND LOWER 30S ON THE DESERTS. SOME OF THE 
  COLDEST OUTLYING AREAS MAY EVEN FALL INTO THE TEENS ON 
  THURSDAY MORNING.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT 
  IN RUPTURED PLASTIC IRRIGATION PIPES...OR COULD DESTROY 
  CITRUS... OTHER CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

AZZ020-025-CAZ031-030900-
/O.EXA.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
/O.CON.KPSR.WI.Y.0002.000000T0000Z-110203T0000Z/
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
LOWER COLORADO RIVER VALLEY CA-
INCLUDING THE CITIES OF...EHRENBERG...PARKER...
FORTUNA FOOTHILLS...YUMA...BLYTHE
148 PM MST WED FEB 2 2011 /1248 PM PST WED FEB 2 2011/

...WIND ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS
AFTERNOON FOR THE LOWER COLORADO RIVER VALLEY...
...FREEZE WARNING IN EFFECT FROM 11 PM MST /10 PM PST/ THIS EVENING
TO 10 AM MST /9 AM PST/ THURSDAY FOR THE LOWER COLORADO RIVER VALLEY...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM MST /10 PM PST/ THIS
EVENING TO 10 AM MST /9 AM PST/ THURSDAY. A WIND ADVISORY REMAINS
IN EFFECT UNTIL 5 PM MST /4 PM PST/ THIS AFTERNOON. 

* AFFECTED AREA: THE LOWER DESERTS OF SOUTHWEST ARIZONA AND 
  SOUTHEAST CALIFORNIA...INCLUDING THE LOWER COLORADO RIVER 
  VALLEY BETWEEN BLYTHE AND YUMA. 

* TIMING: STRONG GUSTY NORTH WINDS WILL PERSIST THROUGH THE AFTERNOON
  HOURS TODAY. OVERNIGHT TEMPERATURES WILL BOTTOM OUT IN THE UPPER
  20S TO LOW 30S.

* WINDS: STRONG GUSTY NORTH WINDS FROM 20 TO OVER 40 MPH ARE 
  EXPECTED. PEAK GUSTS THROUGH THIS AFTERNOON COULD REACH TO 
  NEAR50 MPH...ESPECIALLY ALONG THE LOWER COLORADO RIVER 
  VALLEY. 

* IMPACTS: STRONG WINDS COULD GENERATE AREAS OF BLOWING DUST AND SAND
  WHICH WOULD SHARPLY LOWER VISIBILITY. THIS WOULD BE A HAZARD TO
  MOTORISTS. IN ADDITION...GUSTY SHIFTING CROSSWINDS COULD BE
  DANGEROUS TO DRIVERS OF HIGH PROFILE VEHICLES ON EAST TO WEST
  ORIENTED ROADS AND HIGHWAYS SUCH AS INTERSTATE 10 NEAR BLYTHE.
  OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED
  PLASTIC IRRIGATION PIPES...OR COULD DESTROY CITRUS... OTHER CROPS
  AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WIND ADVISORY MEANS THAT SUSTAINED WIND SPEEDS OF BETWEEN
30 AND 40 MPH ARE EXPECTED...OR WIND GUSTS OF BETWEEN 40 AND
58 MPH. WINDS THIS STRONG CAN MAKE DRIVING DIFFICULT...ESPECIALLY
FOR HIGH PROFILE VEHICLES. IN ADDITION...STRONG WINDS OVER DESERT
AREAS COULD RESULT IN BRIEFLY LOWERED VISIBILITIES TO WELL UNDER
A MILE AT TIMES IN BLOWING DUST OR BLOWING SAND. USE EXTRA
CAUTION.

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

CAZ030-032-033-030900-
/O.EXA.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
JOSHUA TREE NATIONAL PARK-RIVERSIDE COUNTY/EASTERN DESERTS-
IMPERIAL COUNTY-
INCLUDING THE CITIES OF...COTTONWOOD VISITOR CENTER...
CHIRIACO SUMMIT...DESERT CENTER...BRAWLEY...CALEXICO...EL CENTRO
1248 PM PST WED FEB 2 2011

...FREEZE WARNING IN EFFECT FROM 10 PM THIS EVENING TO 9 AM PST
THURSDAY FOR JOSHUA TREE NATIONAL PARK...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 10 PM THIS EVENING TO 9 AM PST
THURSDAY. 

* AFFECTED AREA: THE HIGHER TERRAIN LOCALES OF SOUTHEAST CALIFORNIA
  INCLUDING JOSHUA TREE NATIONAL PARK.

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES FALL INTO THE
  LOW 20S TO UPPER 20S. 

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT 
  IN RUPTURED PLASTIC IRRIGATION PIPES...OR COULD DESTROY 
  CITRUS... OTHER CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

AZZ021-022-026-027-030900-
/O.CON.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
WEST CENTRAL DESERTS-NORTHWEST MARICOPA COUNTY-SOUTHWEST DESERTS-
SOUTHWEST MARICOPA COUNTY-
INCLUDING THE CITIES OF...QUARTZSITE...SALOME...BUCKEYE...
NEW RIVER...WICKENBURG...TACNA...WELLTON...GILA BEND
148 PM MST WED FEB 2 2011

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THURSDAY TO 10 AM
MST FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY. A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM
THURSDAY TO 10 AM MST FRIDAY. 

* AFFECTED AREA: MOST OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA 
  DESERTS... INCLUDING THE GREATER PHOENIX AREA...GILA BEND... 
  BUCKEYE... COOLIDGE...AND CASA GRANDE. 

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES FALL 
  INTO THE 20S AND LOWER 30S ON THE DESERTS. SOME OF THE 
  COLDEST OUTLYING AREAS MAY EVEN FALL INTO THE TEENS ON 
  THURSDAY MORNING.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT 
  IN RUPTURED PLASTIC IRRIGATION PIPES...OR COULD DESTROY 
  CITRUS... OTHER CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX
071 
WWUS75 KPSR 030210
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
710 PM MST WED FEB 2 2011

.A COLD CANADIAN AIR MASS HAS MOVED SOUTH INTO THE REGION...WITH
THE POTENTIAL FOR WIDESPREAD FREEZING LOW TEMPERATURES TONIGHT
OVER THE SOUTHWEST AND SOUTH CENTRAL ARIZONA DESERTS...AS WELL AS
THE SOUTHEAST CALIFORNIA DESERTS AND HIGHER TERRAIN OF JOSHUA
TREE NATIONAL PARK. NORTHERLY WINDS HAVE DECREASED...AND SHOULD DROP
OFF EVEN MORE AFTER MIDNIGHT. VERY DRY AIR WILL ALLOW RAPID COOLING
DURING THE OVERNIGHT HOURS INTO THURSDAY MORNING. FREEZING TEMPERATURES
ARE EXPECTED AGAIN THURSDAY NIGHT INTO FRIDAY MORNING...ALTHOUGH NOT
QUITE AS COLD AS TONIGHT.

AZZ023-028-031415-
/O.CON.KPSR.HZ.W.0001.110203T0600Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
GREATER PHOENIX AREA-NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
INCLUDING THE CITIES OF...BUCKEYE...MESA...PHOENIX...
APACHE JUNCTION...CASA GRANDE...FLORENCE
710 PM MST WED FEB 2 2011

...HARD FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 10 AM MST THURSDAY...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THURSDAY TO 10 AM
MST FRIDAY...

A HARD FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING
TO 10 AM MST THURSDAY. A FREEZE WARNING REMAINS IN EFFECT FROM
11 PM THURSDAY TO 10 AM MST FRIDAY. 

* AFFECTED AREA: MOST OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA
  DESERTS...INCLUDING THE GREATER PHOENIX AREA...GILA BEND...
  BUCKEYE...COOLIDGE...AND CASA GRANDE.

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES FALL INTO THE
  20S AND LOWER 30S ON THE DESERTS. SOME OF THE COLDEST OUTLYING
  AREAS MAY EVEN FALL INTO THE TEENS ON THURSDAY MORNING. SOUTH
  CHANDLER AND QUEEN CREEK COULD SEE READINGS DOWN TO 19 DEGREES.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT IN
  RUPTURED PLASTIC IRRIGATION PIPES...OR COULD DESTROY CITRUS...OTHER
  CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

UNUSUALLY COLD WEATHER IS EXPECTED TONIGHT. A HARD FREEZE WARNING
MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE
CONDITIONS WILL DESTROY OR DAMAGE CROPS AND OTHER SENSITIVE
VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST SENSITIVE PLANTS.

&&

$$

AZZ021-022-026-027-031415-
/O.CON.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
WEST CENTRAL DESERTS-NORTHWEST MARICOPA COUNTY-SOUTHWEST DESERTS-
SOUTHWEST MARICOPA COUNTY-
INCLUDING THE CITIES OF...QUARTZSITE...SALOME...BUCKEYE...
NEW RIVER...WICKENBURG...TACNA...WELLTON...GILA BEND
710 PM MST WED FEB 2 2011

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THURSDAY TO 10 AM
MST FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST THURSDAY. A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM
THURSDAY TO 10 AM MST FRIDAY. 

* AFFECTED AREA: MOST OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA 
  DESERTS... INCLUDING THE GREATER PHOENIX AREA...GILA BEND... 
  BUCKEYE... COOLIDGE...AND CASA GRANDE. 

* TEMPERATURE: THERE IS POTENTIAL FOR LOW TEMPERATURES FALL 
  INTO THE 20S AND LOWER 30S ON THE DESERTS. SOME OF THE 
  COLDEST OUTLYING AREAS MAY EVEN FALL INTO THE TEENS ON 
  THURSDAY MORNING.

* IMPACTS: OVERNIGHT BELOW FREEZING TEMPERATURES COULD RESULT 
  IN RUPTURED PLASTIC IRRIGATION PIPES...OR COULD DESTROY 
  CITRUS... OTHER CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

AZZ020-025-CAZ030>033-031415-
/O.CON.KPSR.FZ.W.0007.110203T0600Z-110203T1700Z/
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
JOSHUA TREE NATIONAL PARK-LOWER COLORADO RIVER VALLEY CA-
RIVERSIDE COUNTY/EASTERN DESERTS-IMPERIAL COUNTY-
INCLUDING THE CITIES OF...EHRENBERG...PARKER...
FORTUNA FOOTHILLS...YUMA...COTTONWOOD VISITOR CENTER...BLYTHE...
CHIRIACO SUMMIT...DESERT CENTER...BRAWLEY...CALEXICO...EL CENTRO
710 PM MST WED FEB 2 2011 /610 PM PST WED FEB 2 2011/

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM MST /10 PM PST/
THIS EVENING TO 10 AM MST /9 AM PST/ THURSDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM MST /10 PM PST/
THIS EVENING TO 10 AM MST /9 AM PST/ THURSDAY. 

* AFFECTED AREA: THE LOWER DESERTS OF SOUTHWEST ARIZONA AND 
  SOUTHEAST CALIFORNIA...INCLUDING THE LOWER COLORADO RIVER 
  VALLEY BETWEEN BLYTHE AND YUMA. 

* TIMING: WINDS WILL DECREASE THIS EVENING...WHICH WILL ALLOW
  TEMPERATURES TO DIP BELOW FREEZING AFTER MIDNIGHT. LOWS WILL BOTTOM
  OUT IN THE UPPER 20S TO LOW 30S BY ABOUT 6 AM.

* WINDS: NORTH WINDS WILL GENERALLY RANGE FROM 10 TO 20 MPH...WITH AN
  OCCASIONAL GUST TO NEAR 30 MPH.

* IMPACTS: SUB FREEZING TEMPERATURES COULD RESULT IN RUPTURED PLASTIC
  IRRIGATION PIPES...OR COULD DESTROY CITRUS...OTHER CROPS AND FROST
  SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS. COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX
863 
WWUS75 KPSR 030947
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
247 AM MST THU FEB 3 2011

.A VERY COLD AIR MASS WILL CONTINUE TO BRING DANGEROUSLY COLD
TEMPERATURES TO THE REGION THIS MORNING AS WELL AS AGAIN LATE
TONIGHT. THE COMBINATION OF CLEAR SKIES AND LIGHT WINDS WILL ALLOW
MINIMUM TEMPERATURES TO DROP BELOW FREEZING IN MOST LOCATIONS ACROSS
SOUTH CENTRAL ARIZONA AND SOUTHEAST CALIFORNIA.

AZZ023-028-032200-
/O.CON.KPSR.HZ.W.0001.000000T0000Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
GREATER PHOENIX AREA-NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
INCLUDING THE CITIES OF...BUCKEYE...MESA...PHOENIX...
APACHE JUNCTION...CASA GRANDE...FLORENCE
247 AM MST THU FEB 3 2011

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST THIS
MORNING...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST FRIDAY...

A HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST THIS
MORNING. A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS
EVENING TO 10 AM MST FRIDAY. 

* AFFECTED AREA: MOST OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA 
  DESERTS...INCLUDING THE GREATER PHOENIX AREA...GILA BEND... 
  BUCKEYE...COOLIDGE...AND CASA GRANDE. 

* TEMPERATURE: LOWS THIS MORNING WILL DROP INTO THE UPPER 20S IN
  PHOENIX AND COULD DROP INTO THE UPPER TEENS IN THE OUTLYING AREAS
  AND NORMALLY COLDER DESERT LOCATIONS. LOWS FRIDAY MORNING WILL DROP
  TO AROUND 30 IN PHOENIX AND INTO THE LOWER 20S IN THE USUALLY
  COLDER SPOTS. 

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER CROPS
  AND FROST SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

UNUSUALLY COLD WEATHER IS EXPECTED THIS MORNING AND AGAIN TOMORROW MORNING.
A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS AND COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

AZZ021-022-026-027-032200-
/O.CON.KPSR.FZ.W.0007.000000T0000Z-110203T1700Z/
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
WEST CENTRAL DESERTS-NORTHWEST MARICOPA COUNTY-SOUTHWEST DESERTS-
SOUTHWEST MARICOPA COUNTY-
INCLUDING THE CITIES OF...QUARTZSITE...SALOME...BUCKEYE...
NEW RIVER...WICKENBURG...TACNA...WELLTON...GILA BEND
247 AM MST THU FEB 3 2011

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST THIS
MORNING...
...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST FRIDAY...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST THIS MORNING.
A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST FRIDAY. 

* AFFECTED AREA: PORTIONS OF THE SOUTHWEST AND SOUTH CENTRAL ARIZONA
  DESERTS INCLUDING BUCKEYE...GILA BEND...AND WICKENBURG.

* TEMPERATURE: LOWS THIS MORNING WILL DROP INTO THE LOWER 20S.
  SIMILAR TEMPERATURES ARE EXPECTED AGAIN FRIDAY MORNING. 

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER CROPS
  AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS AND COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

AZZ020-025-CAZ030>033-031700-
/O.CON.KPSR.FZ.W.0007.000000T0000Z-110203T1700Z/
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
JOSHUA TREE NATIONAL PARK-LOWER COLORADO RIVER VALLEY CA-
RIVERSIDE COUNTY/EASTERN DESERTS-IMPERIAL COUNTY-
INCLUDING THE CITIES OF...EHRENBERG...PARKER...
FORTUNA FOOTHILLS...YUMA...COTTONWOOD VISITOR CENTER...BLYTHE...
CHIRIACO SUMMIT...DESERT CENTER...BRAWLEY...CALEXICO...EL CENTRO
247 AM MST THU FEB 3 2011 /147 AM PST THU FEB 3 2011/

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST /9 AM PST/
THIS MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST /9 AM PST/
THIS MORNING. 

* AFFECTED AREA: PORTIONS OF SOUTHEAST CALIFORNIA AND EXTREME
  SOUTHWESTERN ARIZONA...INCLUDING THE CITIES OF YUMA...IMPERIAL...EL
  CENTRO...BLYTHE...AS WELL AS JOSHUA TREE NATIONAL PARK. 

* TEMPERATURE: LOWS THIS MORNING WILL DROP TO AROUND 30 DEGREES AT
  YUMA...AND INTO THE UPPER 20S AT EL CENTRO...IMPERIA...AND BLYTHE. 

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER CROPS
  AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS AND COVER YOUR FROST
SENSITIVE PLANTS.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX
159 
WWUS75 KPSR 031945
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
1245 PM MST THU FEB 3 2011

.A VERY COLD AIR MASS WILL CONTINUE TO BRING DANGEROUSLY COLD
TEMPERATURES TO THE REGION LATE TONIGHT AND EARLY FRIDAY MORNING.
THE COMBINATION OF CLEAR SKIES AND LIGHT WINDS WILL ALLOW MINIMUM
TEMPERATURES TO DROP BELOW FREEZING IN MOST LOCATIONS ACROSS
SOUTHEAST CALIFORNIA...SOUTHWEST ARIZONA...AND SOUTH-CENTRAL ARIZONA.

AZZ028-040745-
/O.CAN.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
/O.NEW.KPSR.HZ.W.0002.110204T0600Z-110204T1700Z/
NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
INCLUDING THE CITIES OF...APACHE JUNCTION...CASA GRANDE...
FLORENCE
1245 PM MST THU FEB 3 2011

...FREEZE WARNING UPGRADED TO HARD FREEZE WARNING IN EFFECT FROM 11
PM THIS EVENING TO 10 AM MST FRIDAY FOR NORTHWEST PINAL
COUNTY...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A HARD FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM THIS EVENING TO 10 AM MST
FRIDAY. THIS REPLACES THE FREEZE WARNING WHICH WAS PREVIOUSLY IN EFFECT.

* AFFECTED AREA: NORTHWEST PINAL COUNTY INCLUDING THE COMMUNITIES OF
  CASA GRANDE...COOLIDGE AND FLORENCE.

* TEMPERATURE: LOWS LATE TONIGHT INTO FRIDAY MORNING WILL DROP INTO
  THE LOWER 20S...WITH AN OVERNIGHT LOW OF 20 DEGREES EXPECTED AT
  CASA GRANDE.

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED 
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER 
  CROPS AND FROST SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

UNUSUALLY COLD WEATHER IS EXPECTED OVERNIGHT TONIGHT AND FRIDAY
MORNING. A HARD FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE
CROPS AND OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS AND COVER
YOUR FROST SENSITIVE PLANTS.

&&


$$

AZZ020-025-CAZ030>033-040745-
/O.EXA.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
JOSHUA TREE NATIONAL PARK-LOWER COLORADO RIVER VALLEY CA-
RIVERSIDE COUNTY/EASTERN DESERTS-IMPERIAL COUNTY-
INCLUDING THE CITIES OF...EHRENBERG...PARKER...
FORTUNA FOOTHILLS...YUMA...COTTONWOOD VISITOR CENTER...BLYTHE...
CHIRIACO SUMMIT...DESERT CENTER...BRAWLEY...CALEXICO...EL CENTRO
1245 PM MST THU FEB 3 2011 /1145 AM PST THU FEB 3 2011/

...FREEZE WARNING IN EFFECT FROM 11 PM MST /10 PM PST/ THIS
EVENING TO 10 AM MST /9 AM PST/ FRIDAY FOR SOUTHEAST
CALIFORNIA INCLUDING JOSHUA TREE NATIONAL PARK...

THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 11 PM MST /10 PM PST/ THIS
EVENING TO 10 AM MST /9 AM PST/ FRIDAY. 

* AFFECTED AREA: SOUTHEAST CALIFORNIA...INCLUDING JOSHUA TREE
  NATIONAL PARK AND THE LOWER COLORADO RIVER VALLEY.

* TEMPERATURE: LOWS OVERNIGHT TONIGHT AND FRIDAY MORNING WILL DROP
  BELOW FREEZING...WITH SEVERAL HOURS OF SUBFREEZING TEMPERATURES POSSIBLE.

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED 
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER 
  CROPS AND FROST SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS AND COVER YOUR
FROST SENSITIVE PLANTS.

&&

$$

AZZ021>023-026-027-040745-
/O.CON.KPSR.FZ.W.0008.110204T0600Z-110204T1700Z/
WEST CENTRAL DESERTS-NORTHWEST MARICOPA COUNTY-
GREATER PHOENIX AREA-SOUTHWEST DESERTS-SOUTHWEST MARICOPA COUNTY-
INCLUDING THE CITIES OF...QUARTZSITE...SALOME...BUCKEYE...
NEW RIVER...WICKENBURG...MESA...PHOENIX...TACNA...WELLTON...
GILA BEND
1245 PM MST THU FEB 3 2011

...FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST FRIDAY FOR SOUTHWEST AND SOUTH-CENTRAL ARIZONA...INCLUDING
THE GREATER PHOENIX AREA...

A FREEZE WARNING REMAINS IN EFFECT FROM 11 PM THIS EVENING TO
10 AM MST FRIDAY. 

* AFFECTED AREA: THE SOUTHWEST AND SOUTH-CENTRAL ARIZONA DESERTS
  INCLUDING THE LOWER COLORADO RIVER VALLEY...BUCKEYE...GILA
  BEND...WICKENBURG....PHOENIX...TEMPE...AND MESA.

* TEMPERATURE: LOWS OVERNIGHT TONIGHT AND FRIDAY MORNING WILL DROP
  BELOW FREEZING...WITH THE COLDEST OUTLYING AREA...MAINLY FAR
  SOUTHEAST MARICOPA COUNTY...REACHING THE LOW 20S. 

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED 
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER 
  CROPS AND FROST SENSITIVE PLANTS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS AND COVER YOUR
FROST SENSITIVE PLANTS.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX
644 
WWUS75 KPSR 040915
NPWPSR

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE PHOENIX AZ
215 AM MST FRI FEB 4 2011

AZZ028-041700-
/O.CON.KPSR.HZ.W.0002.000000T0000Z-110204T1700Z/
NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
INCLUDING THE CITIES OF...APACHE JUNCTION...CASA GRANDE...
FLORENCE
215 AM MST FRI FEB 4 2011

...HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST THIS
MORNING...

A HARD FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST THIS
MORNING. 

* AFFECTED AREA: NORTHWEST PINAL COUNTY INCLUDING THE 
  COMMUNITIES OF CASA GRANDE...COOLIDGE AND FLORENCE. 

* TEMPERATURE: LOWS WILL DROP INTO THE LOWER 20S.

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED 
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER 
  CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

UNUSUALLY COLD WEATHER IS EXPECTED THIS MORNING. A HARD FREEZE WARNING
MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE
CONDITIONS WILL DESTROY OR DAMAGE CROPS AND OTHER SENSITIVE
VEGETATION. PROTECT YOUR PETS AND COVER YOUR FROST SENSITIVE PLANTS.

&&

$$

AZZ020>023-025>027-CAZ030>033-041700-
/O.CON.KPSR.FZ.W.0008.000000T0000Z-110204T1700Z/
LOWER COLORADO RIVER VALLEY AZ-WEST CENTRAL DESERTS-
NORTHWEST MARICOPA COUNTY-GREATER PHOENIX AREA-
YUMA/MARTINEZ LAKE AND VICINITY-SOUTHWEST DESERTS-
SOUTHWEST MARICOPA COUNTY-JOSHUA TREE NATIONAL PARK-
LOWER COLORADO RIVER VALLEY CA-RIVERSIDE COUNTY/EASTERN DESERTS-
IMPERIAL COUNTY-
INCLUDING THE CITIES OF...EHRENBERG...PARKER...QUARTZSITE...
SALOME...BUCKEYE...NEW RIVER...WICKENBURG...MESA...PHOENIX...
FORTUNA FOOTHILLS...YUMA...TACNA...WELLTON...GILA BEND...
COTTONWOOD VISITOR CENTER...BLYTHE...CHIRIACO SUMMIT...
DESERT CENTER...BRAWLEY...CALEXICO...EL CENTRO
215 AM MST FRI FEB 4 2011 /115 AM PST FRI FEB 4 2011/

...FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST /9 AM PST/
THIS MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 10 AM MST /9 AM PST/
THIS MORNING. 

* AFFECTED AREA: THE SOUTHWEST AND SOUTH-CENTRAL ARIZONA DESERTS AS
  WELL AS SOUTHEAST CALIFORNIA AND THE LOWER COLORADO RIVER VALLEY.
  THIS INCLUDES THE PHOENIX METRO
  AREA...YUMA...BLYTHE...IMPERIAL...AND JOSHUA TREE NATIONAL PARK. 

* TEMPERATURE: LOWS WILL DROP TO AROUND 30 DEGREES IN PHOENIX...AND
  INTO THE LOWER 20S IN THE NORMALLY COLDER OUTLYING LOCATIONS.
  LOCATIONS ACROSS EXTREME SOUTHWEST ARIZONA AND SOUTHEAST CALIFORNIA
  WILL SEE LOWS AROUND 30.  

* IMPACTS: BELOW FREEZING TEMPERATURES COULD RESULT IN RUPTURED 
  PLASTIC IRRIGATION PIPES AND COULD DESTROY CITRUS OR OTHER 
  CROPS AND FROST SENSITIVE PLANTS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL DESTROY OR DAMAGE CROPS AND
OTHER SENSITIVE VEGETATION. PROTECT YOUR PETS AND COVER YOUR
FROST SENSITIVE PLANTS.

&&

$$

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

What forecasters said that day

The local office's own words before this freeze warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Phoenix, AZ wrote its last area forecast discussion before this freeze warning went out at Feb 2, 4:00 AM MST, 26 minutes earlier.

Area forecast discussion, Feb 2, 4:00 AM MST, 26 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE PHOENIX AZ
400 AM MST WED FEB 02 2011

.SYNOPSIS...
A VERY STRONG BUT DRY AREA OF LOW PRESSURE WILL CONTINUE TO
MOVE SOUTHWARD THROUGH SOUTHEAST CALIFORNIA AND SOUTHERN ARIZONA
TODAY...USHERING IN STRONG WINDS AND MUCH COLDER TEMPERATURES
THROUGH FRIDAY MORNING. FREEZE WARNINGS ARE IN EFFECT OVER THE
DESERTS OF SOUTH-CENTRAL AND SOUTHWEST ARIZONA EACH MORNING THROUGH
FRIDAY MORNING. HIGH TEMPERATURES WILL BEGIN TO WARM UP THURSDAY
WITH SIGNIFICANT WARMING BY THE WEEKEND.

&&

.DISCUSSION...
VERY COLD UPPER LEVEL LOW PRESSURE SYSTEM CONTINUES TO DROP
SOUTHWARD INTO ARIZONA EARLY THIS MORNING...WITH H5 CORE
TEMPERATURES DOWN TO AROUND MINUS 40C OVER SERN UTAH PER THE LATEST
PLOT DATA. THE COLDEST THICKNESS VALUES ASSOCIATED WITH THE TROF
WERE AROUND 498DM NORTHEAST OF ARIZONA...WE WILL NOT SEE VALUES THAT
LOW IN OUR CWA...BUT IT IS AN INDICATOR OF JUST HOW COLD THIS SYSTEM
IS. EXCEPT FOR THE EASTERN PORTION OF ZONE 24 WHERE SOME LOWER LEVEL
MOISTURE WILL LINGER THRU TONIGHT...VERY DRY AIR WILL BE ASSOCIATED
WITH THE PASSAGE OF THE UPPER LOW AND ASSOCIATED COLD FRONT. FRONT
HAS ALREADY MOVED SOUTH OF THE CWA...AND COLD AIR HAS SPREAD
RAPIDLY SOUTH ACROSS THE REGION. TEMPS WERE RUNNING 5-15 DEGREES
COOLER THAN 24 HOURS AGO OVER THE CENTRAL DESERTS...AND LOWS WILL BE
FALLING INTO THE MID 20S TO MID 30S THIS MORNING...WHICH SUPPORTS
THE FREEZE WARNING CURRENTLY IN PLACE THRU 9 AM. SURFACE DEWPOINTS
ALSO CRASHED OVERNIGHT TONIGHT...FALLING INTO THE SINGLE DIGITS OR
EVEN TO WELL BELOW ZERO. SKY HARBOR REACHED MINUS 12F EARLIER THIS
EVENING...AND THESE DEWPOINTS WERE 30-45 DEGREES LOWER THAN 24 HOURS
AGO.

A STRONG NLY LOW LEVEL JET WAS IN PLACE ON THE WEST SIDE OF THE
UPPER LOW...WITH 50KT 925MB WINDS ALONG THE LOWER CO RIVER. THE
STRONG LOW/MID LEVEL FLOW ALONG WITH VERY TIGHT N-S SURFACE GRADIENT
HAS PRODUCED STRONG WINDS OVER OUR WESTERN ZONES...WITH WIND
ADVISORY LEVEL SPEEDS ALREADY SEEN AT BLYTHE. WIND ADVISORY WILL
CONTINUE UNTIL 5 PM TODAY OUT WEST WITH THE STRONGEST WINDS TO BE
ALONG THE LOWER CO RIVER VALLEY. ALL OF THIS STRONG COLD ADVECTION
TODAY...WITH THICKNESS VALUES LOWERING TO 524DM AT PHOENIX...WILL
CAUSE HIGHS TODAY TO FALL INTO THE MID TO UPPER 40S OVER THE COLDER
CENTRAL DESERTS. LATEST MAV MOS FOR PHOENIX FROM THE 06Z RUN
ACTUALLY WAS DOWN TO 45 DEGREES. WOW. THAT WOULD BE WELL BELOW THE
CURRENT LOW MAX RECORD OF 49 DEGREES. WILL NOT GO THAT LOW BUT WILL
DROP THE FORECAST TO 48 DEGREES.

AS THE UPPER LOW DROPS SOUTHEAST AND INTO NWRN MEXICO AND FAR SRN
NEW MEXICO THURSDAY...BREEZY CONDITIONS WILL PERSIST ACROSS MUCH OF
THE CWA. THE BREEZES ARE THE ONLY THING THAT WILL KEEP MIN TEMPS
THURSDAY MORNING FROM DROPPING OUT OF SIGHT. WILL GO WITH A LOW OF
30 AT PHOENIX...AND BY ASSOCIATION TEMPS DOWN TO NEAR 20 ARE
FORECAST IN THE COLDER OUTLYING AREAS. HOWEVER...LATEST MAV MOS WAS
DOWN TO 28 DEGREES. CONSIDERING THAT WE HAD A HIGH OF 64 AT PHOENIX
ON TUESDAY...AND WILL BE INTO THE MID 30S THIS MORNING...IF WE ONLY
REACH INTO THE MID 40S FOR A HIGH TODAY IT WILL NOT BE HARD TO LOWER
INTO THE 20S AT SKY HARBOR THURSDAY MORNING. SHOULD WINDS LET UP
JUST A BIT WE COULD EASILY SEE A LOW BETWEEN 27-29 AT SKY HARBOR. AS
SUCH...THE FREEZE WARNING FOR THE SOUTHWEST AND SOUTH CENTRAL
DESERTS THURSDAY MORNING LOOKS TO BE A VERY GOOD BET. ESPECIALLY
GIVEN THE DRY AIR AND CLEAR SKIES THAT WILL BE IN PLACE. HIGHS
THURSDAY WILL NOT RISE MUCH FROM TODAY...EXPECT READINGS IN THE
UPPER 40S TO LOW 50S OVER THE COOLER LOWER DESERTS...UNDER GENLY
SUNNY SKIES.

DRY NORTHERLY FLOW WILL CONTINUE OVER THE CWA FRIDAY...AS HIGH
PRESSURE STAYS ANCHORED OFF THE CA COAST. WITH DRY AIR IN PLACE AND
LESS WIND EXPECTED...LOW TEMPS WILL AGAIN DROP INTO THE 20S AND LOW
30S OVER MUCH OF THE LOWER AZ DESERT. AS SUCH HAVE CONVERTED THE
FREEZE WATCH TO A FREEZE WARNING. WITH A FORECAST LOW OF JUST 32 AT
SKY HARBOR...CRITERIA SHOULD EASILY BE REACHED IN THE CENTRAL
DESERTS YET AGAIN. HIGHS SHOULD START TO REBOUND FRIDAY AS WARM AIR
ALOFT CONTINUES TO BUILD OVER THE AREA...AND SOME OF THAT WARM AIR
WILL TRANSLATE TO THE SURFACE. STILL...EXPECT HIGHS FRIDAY WELL
BELOW SEASONAL NORMALS...AND ONLY INTO THE MID TO UPPER 50S OVER THE
CENTRAL DESERTS.

FOR THE WEEKEND INTO EARLY NEXT WEEK...A DRY FORECAST LOOKS TO BE IN
THE CARDS...AS THE UPPER RIDGE REMAINS IN PLACE ALONG OR JUST OFF
THE WEST COAST...AND A DRY NORTHERLY FLOW ALOFT REMAINS IN PLACE DAY
TO DAY. THERE WILL BE A WARMING TREND AS WARM AIR ALOFT CONTINUES TO
MIX TO THE SURFACE...AND BY SUNDAY WE SHOULD SEE HIGHS APPROACHING
OR SLIGHTLY EXCEEDING SEASONAL NORMALS OVER OUR LOWER
DESERTS...UNDER MOSTLY SUNNY OR SUNNY SKIES.

&&

.AVIATION...
SOUTH-CENTRAL ARIZONA...INCLUDING KPHX AND KIWA...
WINDS BRIEFLY GUSTED TO OVER 35 KTS WITH THE COLD FRONT PASSAGE
BETWEEN 01Z AND 02Z. PRESSURE RISING RAPIDLY AND DEW POINTS FALLING
OFF THE TABLE...ALONG WITH GUSTY NORTHWEST WINDS TONIGHT. AFTER A
SLIGHT DROP IN WINDS AFT MIDNIGHT...LOOK FOR GUSTY WINDS DURING THE
DAY WEDNESDAY...AND POSSIBLE GUSTS TO 30 KTS AT KIWA AND KPHX PER
LATEST NAM GUIDANCE.

SOUTHWEST ARIZONA AND SOUTHEAST CALIFORNIA...INCLUDING KIPL AND KBLH
AIRFIELDS...
WINDS PICKED UP SOONER AND CAUSED SOME BRIEF BLOWING DUST AT KBLH.
AFTER A SLIGHT DROP IN WIND SPEEDS OVERNIGHT...LOOK FOR THE NORTH
WINDS TO REACH 25-35 KTS AGAIN AT KBLH...MUCH LESS AT KIPL WEDNESDAY.

AVIATION DISCUSSION NOT UPDATED FOR AMENDED TAFS.

&&

.FIRE WEATHER...
THURSDAY THROUGH MONDAY...
DRY NORTHEAST FLOW ALOFT WILL LINGER OVER THE AREA THURSDAY WITH
BREEZY CONDITIONS EXPECTED MAINLY SOUTH CENTRAL ARIZONA. WIND WILL
BE MUCH LESS THAN WHAT OCCURRED WEDNESDAY. VERY DRY CONDITIONS WILL
PERSIST WITH SINGLE DIGIT MINIMUM HUMIDITY VALUES OVER MOST OF THE
LOWER DESERT. HIGH TEMPERATURES WILL REMAIN VERY COOL WITH MANY
LOCATIONS 15 DEGREES OR MORE BELOW SEASONAL NORMALS.

FRIDAY THROUGH MONDAY...HIGH PRESSURE WILL REMAIN ANCHORED JUST OFF
THE WEST COAST THROUGH THE PERIOD KEEPING A DRY NORTHERLY FLOW ALOFT
IN PLACE OVER THE REGION. NO PRECIPITATION IS EXPECTED. WIND WILL BE
ON THE LIGHT SIDE EACH DAY WITH ONLY LOCAL BREEZINESS
POSSIBLE...MAINLY NORTH WIND DOWN THE LOWER COLORADO RIVER VALLEY.
AIR MASS WILL STAY DRY BUT MINIMUM HUMIDITY VALUES WILL RISE INTO
THE TEENS BY THE WEEKEND. A WARMING TREND WILL OCCUR WITH HIGH
TEMPERATURES APPROACHING SEASONAL NORMALS BY THE WEEKEND.

&&

.CLIMATE...
NEAR RECORD LOW TEMPERATURES FOR FEB 3RD AND 4TH EXPECTED AROUND THE
GREATER PHOENIX AREA.

LISTING OF FORECAST LOW TEMPERATURES AND DAILY RECORDS FOR THE NEXT
3 DAYS:

DATE                  FEB 02       FEB 03       FEB 04     PER OF RCD
                    FCST RCD/YR  FCST RCD/YR  FCST RCD/YR
PHOENIX SKY HARBOR    35 29/1922   30 28/1922   33 27/1955  1896-2010
YUMA                  43 30/1894   36 29/1903   37 30/1956  1878-2010
GLOBE                 22 16/1985   15 15/1972   19 15/1955  1907-1975
                                                            1981-2010
DEER VALLEY           32 27/2004   27 38/2007   31 38/2008  2000-2010
SCOTTSDALE            32 35/2004   28 36/2002   30 39/2008  2000-2010
GILA BEND             33 24/1939   26 24/1969   27 24/1955  1903-2010
CASA GRANDE           27 21/1994   19 19/1955   21 19/1955  1903-2010
BLYTHE-CALIFORNIA     42 23/1916   33 19/1913   33 22/1914  1913-2010
IMPERIAL-CALIFORNIA   34 28/1949   29 29/1956   31 30/1956  1901-2010

&&

.PSR WATCHES/WARNINGS/ADVISORIES...

AZ...FREEZE WARNING FROM UNTIL 9 AM MST TODAY AZZ021>023-026>028.

     FREEZE WARNING FROM 11 PM MST TODAY TO 10 AM MST THURSDAY
     AZZ021>023-026>028.

     FREEZE WARNING FROM 11 PM THURSDAY UNTIL 10 AM MST FRIDAY
     AZZ021>023-026>028.

     WIND ADVISORY THROUGH 5 PM MST TODAY FOR AZZ020-021-025-026.

     RED FLAG WARNING UNTIL 7 PM MST TODAY AZZ020-025.

CA...WIND ADVISORY THROUGH 4 PM PST TODAY CAZ031>033.

     RED FLAG WARNING THROUGH 6 PM PST TODAY CAZ031.

&&

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

DISCUSSION...CB
AVIATION...SIPPLE
FIRE WEATHER...CB
CLIMATE...CDEWEY
Hazardous weather outlook, Feb 1, 6:32 AM MST, 21 hours 54 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE PHOENIX AZ
632 AM MST TUE FEB 1 2011

AZZ022-023-027-028-021345-
NORTHWEST MARICOPA COUNTY-GREATER PHOENIX AREA-
SOUTHWEST MARICOPA COUNTY-NORTHWEST AND NORTH CENTRAL PINAL COUNTY-
632 AM MST TUE FEB 1 2011

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

.DAY ONE...TODAY AND TONIGHT
A FREEZE WARNING IS IN EFFECT FOR LATE TONIGHT. THE MAIN IMPACT WILL
BE ON VULNERABLE POPULATIONS AND SENSITIVE PLANTS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
A FREEZE WARNING IS IN EFFECT WEDNESDAY NIGHT/THURSDAY MORNING AND A
FREEZE WATCH IS IN EFFECT THURSDAY NIGHT/FRIDAY MORNING. VULNERABLE
POPULATIONS...PLANTS...PETS...AND POSSIBLY EXPOSED PIPES...WILL BE
AFFECTED.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED.

AZZ024-021345-
SOUTHERN GILA COUNTY/TONTO NATIONAL FOREST FOOTHILLS-
632 AM MST TUE FEB 1 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EAST-CENTRAL
ARIZONA.

.DAY ONE...TODAY AND TONIGHT
ISOLATED LIGHT SNOW SHOWERS ARE POSSIBLE OVER THE HIGHER TERRAIN
EAST OF GLOBE TODAY AND TONIGHT. STRONG WINDS WILL DEVELOP LATER
TONIGHT AS A COLD FRONT PUSHES THROUGH.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
STRONG WINDS AND VERY COLD TEMPERATURES CAN BE EXPECTED WITH LOWS IN
THE TONTO BASIN AREA DROPPING AS LOW AS THE TEENS THURSDAY AND
FRIDAY MORNINGS. STRONG WINDS CAN BE EXPECTED AT TIMES.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED.

AZZ021-026-021345-
WEST CENTRAL DESERTS-SOUTHWEST DESERTS-
632 AM MST TUE FEB 1 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHWEST ARIZONA
AND WEST-CENTRAL ARIZONA.

.DAY ONE...TODAY AND TONIGHT
A WIND ADVISORY IS IN EFFECT BEGINNING 11 PM TONIGHT AND A FREEZE
WARNING IS IN EFFECT TONIGHT BEGINNING AT 1 AM. THE MAIN EFFECTS OF
THE WINDS WILL BE ON MOTORISTS...ESPECIALLY THOSE IN HIGH PROFILE
VEHICLES. THE MAIN EFFECT OF THE FREEZE WARNING WILL BE ON SENSITIVE
PLANTS.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
THE WIND ADVISORY REMAINS IN EFFECT THROUGH 5 PM WEDNESDAY. A FREEZE
WARNING IS IN EFFECT WEDNESDAY NIGHT/THURSDAY MORNING AND A FREEZE WATCH IS
IN EFFECT THURSDAY NIGHT/FRIDAY MORNING.

.SPOTTER INFORMATION STATEMENT...

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

AZZ020-025-CAZ031>033-021345-
LOWER COLORADO RIVER VALLEY AZ-YUMA/MARTINEZ LAKE AND VICINITY-
LOWER COLORADO RIVER VALLEY CA-RIVERSIDE COUNTY/EASTERN DESERTS-
IMPERIAL COUNTY-
632 AM MST TUE FEB 1 2011 /532 AM PST TUE FEB 1 2011/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF EXTREME SOUTHWEST
ARIZONA...EXTREME WEST-CENTRAL ARIZONA AND EXTREME SOUTHEAST
CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT
A WIND ADVISORY IS IN EFFECT BEGINNING 11 PM TONIGHT. THE MAIN
EFFECTS OF THE WINDS WILL BE ON MOTORISTS...ESPECIALLY THOSE IN HIGH
PROFILE VEHICLES.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
THE WIND ADVISORY REMAINS IN EFFECT THROUGH 5 PM WEDNESDAY.

.SPOTTER INFORMATION STATEMENT...

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

CAZ030-021345-
JOSHUA TREE NATIONAL PARK-
532 AM PST TUE FEB 1 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
CALIFORNIA.

.DAY ONE...TODAY AND TONIGHT
STRONG WINDS AND MUCH COLDER TEMPERATURES WILL DEVELOP LATE TONIGHT.

.DAYS TWO THROUGH SEVEN...WEDNESDAY THROUGH MONDAY
THE STRONG WINDS AND MUCH COLDER TEMPERATURES WILL CONTINUE THROUGH
THURSDAY.

.SPOTTER INFORMATION STATEMENT...
SPOTTER ACTIVATION IS NOT EXPECTED.

NATIONAL WEATHER SERVICE PHOENIX IS ON THE INTERNET AT

WEATHER.GOV/PHOENIX

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 2, 1:48 PM MSTHard Freeze WarningPSR20 hr

Nearby

Freeze Warnings in Arizona, 2011Freeze Warnings in California, 2011Every freeze warning in 2011

Sources

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