Alert archive / Arizona / Hard Freeze Warnings in 2011
Hard Freeze Warning 8, NWS Tucson, AZ
NWS Tucson, AZ issued this hard freeze warning at Dec 4, 2011, 2:16 PM MST for Pima County, Pinal County, Arizona. It took effect at Dec 6, 2011, 2:00 AM MST. It was in force for 6 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
- Dec 4, 2011, 2:16 PM MST (21:16 UTC)
- In effect from
- Dec 6, 2011, 2:00 AM MST
- Expired
- Dec 6, 2011, 8:00 AM MST
- In force
- 6 hr
- Issued by
- NWS Tucson, AZ
Counties Pima County, AZ, Pinal County, AZ
The radar
The Phoenix radar (KIWA), 88 km from the middle of the area, began a volume at 21:18 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What forecasters said that day
The local office's own words before this hard freeze warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Tucson, AZ wrote its last area forecast discussion before this hard freeze warning went out at Dec 4, 9:25 AM MST, 4 hours 51 minutes earlier.
Area forecast discussion, Dec 4, 9:25 AM MST, 4 hours 51 minutes before
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</html>Hazardous weather outlook, Dec 3, 2:40 PM MST, 23 hours 36 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TUCSON AZ 240 PM MST SAT DEC 3 2011 AZZ510-511-514-042145- WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES- GALIURO AND PINALENO MOUNTAINS-CATALINA AND RINCON MOUNTAINS- 240 PM MST SAT DEC 3 2011 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 AM MST SUNDAY... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST ARIZONA. .DAY ONE...TONIGHT A WINTER STORM WILL RESULT IN WIDESPREAD MOUNTAIN SNOW WITH 6 TO 10 INCHES OF SNOW EXPECTED INTO SUNDAY. SEE WINTER WEATHER ADVISORY PRODUCT FOR LATEST INFORMATION. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SNOW WILL TAPER OFF SUNDAY WITH COLD WEATHER WILL CONTINUE FOR MUCH OF THIS WEEK. THERE WILL BE ANOTHER CHANCE OF SNOW ACROSS THE WHITE MOUNTAINS MONDAY. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. AZZ506-509-042145- SOUTHEAST PINAL COUNTY-UPPER GILA RIVER VALLEY- 240 PM MST SAT DEC 3 2011 ...WINTER WEATHER ADVISORY IS IN EFFECT FROM 6 PM MST THIS EVENING UNTIL 11 AM MST SUNDAY ABOVE 4000 FEET... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST ARIZONA. .DAY ONE...TONIGHT A WINTER STORM WILL RESULT IN RAIN ACROSS THE LOWER ELEVATIONS AND SNOW ABOVE 4000 FEET WITH 2 TO 4 INCHES EXPECTED INTO SUNDAY MORNING. SEE LATEST WINTER WEATHER ADVISORY PRODUCT FOR LATEST INFORMATION. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY PRECIPITATION WILL TAPER OFF SUNDAY WITH CONTINUED COLD WEATHER CONTINUING THROUGH MUCH OF THE UPCOMING WEEK. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. AZZ502-504-505-042145- TOHONO O'ODHAM NATION-TUCSON METRO AREA- SOUTH CENTRAL PINAL COUNTY- 240 PM MST SAT DEC 3 2011 ...FREEZE WATCH IS IN EFFECT FROM LATE SUNDAY NIGHT INTO MONDAY MORNING... ...FREEZE WATCH IS IN EFFECT FROM LATE MONDAY NIGHT INTO TUESDAY MORNING... THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST ARIZONA. .DAY ONE...TONIGHT WIDESPREAD SHOWERS WILL MOVE ACROSS THE AREA TONIGHT. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY SHOWERS WILL TAPER OFF ACROSS THE AREA SUNDAY WITH MUCH COLDER TEMPERATURES SETTLING IN BY MONDAY MORNING AND ESPECIALLY TUESDAY MORNING. TEMPERATURES WILL ARE EXPECTED TO BE AT OR BELOW FREEZING BOTH MORNINGS...THUS A FREEZE WATCH HAS BEEN ISSUED. .SPOTTER INFORMATION STATEMENT... WEATHER SPOTTERS ARE ENCOURAGED TO REPORT SIGNIFICANT WEATHER CONDITIONS ACCORDING TO STANDARD OPERATING PROCEDURES. WEATHER.GOV/TUCSON
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 4, 2:33 AM MST | Freeze Warning | TWC | Pima, Pinal | 30 hr |
| Dec 4, 4:42 AM MST | Dense Fog Advisory | TWC | Cochise, Graham, Greenlee, Pima, Pinal, Santa Cruz | 4 hr |
Nearby
Hard Freeze Warnings in Arizona, 2011Every hard 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; radar from the NEXRAD Level II archive.