Alert archive / Arizona / Wind Advisories in 2011
Wind Advisory 18, NWS Tucson, AZ
NWS Tucson, AZ issued this wind advisory at Dec 1, 2011, 5:54 AM MST for 6 counties in Arizona. It took effect at Dec 1, 2011, 11:00 AM MST. It was in force for 8 hr.
The area
The counties it named.
The facts
- Issued
- Dec 1, 2011, 5:54 AM MST (12:54 UTC)
- In effect from
- Dec 1, 2011, 11:00 AM MST
- Expired
- Dec 1, 2011, 7:25 PM MST
- In force
- 8 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 12:58 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, 0.9 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
- 3320 m above ground
- 0-6 km bulk shear
- 94 kt
- 0-1 km storm-relative helicity
- 418 m²/s²
- 0-3 km storm-relative helicity
- 498 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
810 WWUS75 KTWC 011254 NPWTWC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 554 AM MST THU DEC 1 2011 AZZ503-507>514-012300- /O.NEW.KTWC.WI.Y.0018.111201T1800Z-111202T0300Z/ UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY- UPPER SAN PEDRO RIVER VALLEY- EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY- WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES- GALIURO AND PINALENO MOUNTAINS-CHIRICAHUA MOUNTAINS- DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS- CATALINA AND RINCON MOUNTAINS- INCLUDING THE CITIES OF...NOGALES...SIERRA VISTA...BENSON... DOUGLAS...CLIFTON...HANNAGAN MEADOW...MOUNT GRAHAM... CHIRICAHUA NM...BISBEE...CANELO HILLS...MOUNT LEMMON 554 AM MST THU DEC 1 2011 ...WIND ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST THIS EVENING... THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A WIND ADVISORY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 8 PM MST THIS EVENING. * TIMING...A STRONG LOW PRESSURE SYSTEM OVER NORTHWEST ARIZONA WILL SLOWLY MAKE ITS WAY INTO WESTERN ARIZONA TODAY RESULTING IN A TIGHT PRESSURE GRADIENT AHEAD OF THE LOW. THIS WILL RESULT IN WINDY CONDITIONS BEGINNING LATE THIS MORNING AND CONTINUING THROUGH THE EARLY EVENING HOURS. * WINDS...SUSTAINED SOUTHWEST TO SOUTH WINDS OF 25 TO 35 MPH WILL OCCUR TODAY. * IMPACTS...SOME AREAS OF BLOWING DUST WILL MAKE TRAVELING HAZARDOUS...ESPECIALLY IN AREAS THAT ARE NORMALLY PRONE TO BLOWING DUST. IN ADDITION...THE STRONG WINDS WILL MAKE TRAVEL DIFFICULT FOR HIGH PROFILE VEHICLES. 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. && $$
2 follow-up statements
556 WWUS75 KTWC 011939 NPWTWC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 1239 PM MST THU DEC 1 2011 AZZ503-507>514-020300- /O.CON.KTWC.WI.Y.0018.000000T0000Z-111202T0300Z/ UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY- UPPER SAN PEDRO RIVER VALLEY- EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY- WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES- GALIURO AND PINALENO MOUNTAINS-CHIRICAHUA MOUNTAINS- DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS- CATALINA AND RINCON MOUNTAINS- INCLUDING THE CITIES OF...NOGALES...SIERRA VISTA...BENSON... DOUGLAS...CLIFTON...HANNAGAN MEADOW...MOUNT GRAHAM... CHIRICAHUA NM...BISBEE...CANELO HILLS...MOUNT LEMMON 1239 PM MST THU DEC 1 2011 ...WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING... A WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. * TIMING...THE WIND ADVISORY REMAINS IN EFFECT UNTIL 8 PM MST THIS EVENING. * WINDS...SUSTAINED SOUTH TO SOUTHWEST WINDS OF 25 TO 35 MPH WITH GUSTS UP TO 50 MPH. * IMPACTS...SOME AREAS OF BLOWING DUST WILL MAKE TRAVELING HAZARDOUS...ESPECIALLY IN AREAS THAT ARE NORMALLY PRONE TO BLOWING DUST. IN ADDITION...THE STRONG WINDS WILL MAKE TRAVEL DIFFICULT FOR HIGH PROFILE VEHICLES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WIND ADVISORY MEANS THAT SUSTAINED WINDS OF 30 MPH OR GREATER ARE EXPECTED IN THE VALLEYS...OR 35 MPH OR GREATER ABOVE 5000 FEET. HIGHER GUSTS ARE ALSO LIKELY. THIS COULD MAKE DRIVING DIFFICULT...ESPECIALLY FOR HIGH PROFILE VEHICLES. USE EXTRA CAUTION. && $$
446 WWUS75 KTWC 020225 NPWTWC URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE TUCSON AZ 725 PM MST THU DEC 1 2011 AZZ503-507>514-020330- /O.CAN.KTWC.WI.Y.0018.000000T0000Z-111202T0300Z/ UPPER SANTA CRUZ RIVER VALLEY/ALTAR VALLEY- UPPER SAN PEDRO RIVER VALLEY- EASTERN COCHISE COUNTY BELOW 5000 FEET-UPPER GILA RIVER VALLEY- WHITE MOUNTAINS OF GRAHAM AND GREENLEE COUNTIES- GALIURO AND PINALENO MOUNTAINS-CHIRICAHUA MOUNTAINS- DRAGOON AND MULE AND HUACHUCA AND SANTA RITA MOUNTAINS- CATALINA AND RINCON MOUNTAINS- INCLUDING THE CITIES OF...NOGALES...SIERRA VISTA...BENSON... DOUGLAS...CLIFTON...HANNAGAN MEADOW...MOUNT GRAHAM... CHIRICAHUA NM...BISBEE...CANELO HILLS...MOUNT LEMMON 725 PM MST THU DEC 1 2011 ...WIND ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN TUCSON HAS CANCELLED THE WIND ADVISORY. WIND SPEEDS CONTINUED TO DIMINISH THIS EVENING. THEREFORE...THE WIND ADVISORY POSTED EARLIER TODAY HAS BEEN CANCELLED. $$
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 1, 3:32 AM MST | Winter Storm Warning | TWC | Graham, Greenlee | 40 hr |
| Dec 1, 3:32 AM MST | Winter Weather Advisory | TWC | Cochise, Graham, Pinal | 40 hr |
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.