Alert archive / Arizona / Wind Advisories in 2012
Wind Advisory 11, NWS Tucson, AZ
NWS Tucson, AZ issued this wind advisory at Apr 26, 2012, 12:40 PM MST for 6 counties in Arizona. It was in force for 6 hr.
The area
The counties it named.
The facts
- Issued
- Apr 26, 2012, 12:40 PM MST (19:40 UTC)
- Expired
- Apr 26, 2012, 6:39 PM MST
- In force
- 6 hr
- Issued by
- NWS Tucson, AZ
Counties Cochise County, AZ, Graham County, AZ, Greenlee County, AZ, Pima County, AZ, Pinal County, AZ, Santa Cruz County, AZ
The radar
The Tucson radar (KEMX), 61 km from the middle of the area, began a volume at 19:40 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.
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 7.7 hours before the alert went out and 49 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 4084 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
977 WWUS75 KTWC 261940 NPWTWC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 1240 PM MST THU APR 26 2012 AZZ503-507>509-511>513-270200- /O.NEW.KTWC.WI.Y.0011.120426T1940Z-120427T0200Z/ UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY- UPPER SAN PEDRO RIVER VALLEY- EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY- GALIURO AND PINALENO MOUNTAINS-CHIRICAHUA MOUNTAINS- DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS- INCLUDING THE CITIES OF...SIERRA VISTA...WILLCOX...DOUGLAS... CHIRICAHUA NM...BISBEE...CANELO HILLS 1240 PM MST THU APR 26 2012 ...WIND ADVISORY IN EFFECT UNTIL 7 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT UNTIL 7 PM MST THIS EVENING. * TIMING...THE STRONGEST WINDS WILL OCCUR THROUGH THE REMAINDER OF THE AFTERNOON HOURS AND INTO THE EARLY EVENING HOURS. * WINDS...SUSTAINED WINDS OF 25 TO 35 MPH WITH GUSTS TO AROUND 45 TO 50 MPH WILL OCCUR THIS AFTERNOON AND EARLY EVENING. * IMPACTS...BLOWING DUST WILL REDUCE VISIBILITIES ALONG ROADWAYS MAKING TRAVEL IN DUST PRONE AREAS HAZARDOUS. IN ADDITION...THE STRONG AND GUSTY WINDS WILL MAKE DRIVING DIFFICULT FOR THOSE DRIVING HIGH PROFILE VEHICLES. MOTORISTS TRAVELING IN THESE AREAS THIS AFTERNOON AND EVENING SHOULD DRIVE WITH CAUTION. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GREATER ARE EXPECTED IN THE VALLEYS...OR 35 MPH OR GREATER ABOVE 5000 FEET. HIGHER GUSTS ARE ALSO LIKELY. THIS COULD MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
1 follow-up statement
532 WWUS75 KTWC 270139 NPWTWC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 639 PM MST THU APR 26 2012 AZZ503-507>509-511>513-270245- /O.CAN.KTWC.WI.Y.0011.000000T0000Z-120427T0200Z/ UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY- UPPER SAN PEDRO RIVER VALLEY- EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY- GALIURO AND PINALENO MOUNTAINS-CHIRICAHUA MOUNTAINS- DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS- INCLUDING THE CITIES OF...SIERRA VISTA...WILLCOX...DOUGLAS... CHIRICAHUA NM...BISBEE...CANELO HILLS 639 PM MST THU APR 26 2012 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN TUCSON HAS CANCELLED THE WIND ADVISORY. WIND SPEEDS HAVE DIMINISHED BELOW ADVISORY CRITERIA WITH COLD FRONTAL PASSAGE. AS A RESULT...THE WIND ADVISORY HAS BEEN CANCELLED. $$
Nearby
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.