Alert archive / Arizona / Severe Thunderstorm Warnings in 2008
Severe Thunderstorm Warning 123, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Sep 10, 2008, 4:13 PM MST for Pinal County, Arizona. It was in force for 47 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Sep 10, 2008, 4:13 PM MST (23:13 UTC)
- Expired
- Sep 10, 2008, 5:00 PM MST
- In force
- 47 min
- Issued by
- NWS Tucson, AZ
- Area
- Storm-based polygon
County Pinal County, AZ
The radar
The Phoenix radar (KIWA), 52 km from the middle of the area, began a volume at 23:15 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
Phoenix, AZ (KPSR), launched 12:00Z, 11.2 hours before the alert went out and 82 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
- 755 J/kg
- Mixed-layer CIN
- -80 J/kg
- Mixed-layer LCL
- 1658 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 6 m²/s²
- 0-3 km storm-relative helicity
- 76 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.8
What forecasters said that day
The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Sep 10, 2:00 PM MST, 2 hours 13 minutes earlier.
Area forecast discussion, Sep 10, 2:00 PM MST, 2 hours 13 minutes before
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</html>Hazardous weather outlook, Sep 10, 6:33 AM MST, 9 hours 40 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE TUCSON AZ 633 AM MST WED SEP 10 2008 AZZ019-029>035-111100- NORTHERN GREENLEE COUNTY-SOUTHEAST PINAL COUNTY- UPPER GILA RIVER VALLEY-WESTERN PIMA COUNTY-TOHONO OODHAM NATION- TUCSON METRO/MARANA/GREEN VALLEY-SANTA CRUZ COUNTY-COCHISE COUNTY- 633 AM MST WED SEP 10 2008 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTH CENTRAL ARIZONA AND SOUTHEAST ARIZONA. .DAY ONE...TODAY AND TONIGHT AN UPPER LEVEL TROUGH OVER CENTRAL/SOUTHERN CALIFORNIA WILL CONTINUE TO PUSH SOUTHEAST TOWARD ARIZONA TODAY. THIS FEATURE WILL TAP INTO MOISTURE OVER SONORA MEXICO AND SPREAD IT NORTH ACROSS THE AREA. EXPECT ISOLATED TO SCATTERED THUNDERSTORMS THIS AFTERNOON AND EVENING WITH THE MAIN THREAT FROM STORMS BEING STRONG GUSTY WINDS...SMALL HAIL AND LOCALLY HEAVY RAIN. .DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY THE UPPER LEVEL TROUGH WILL BE OVER WESTERN ARIZONA AND NORTHWEST SONORA MEXICO THURSDAY THROUGH SUNDAY. EXPECT ISOLATED TO SCATTERED THUNDERSTORMS EACH DAY WITH THURSDAY HAVING THE BETTER CHANCE THAT STORMS WILL HAVE STRONG GUSTY WINDS...SMALL HAIL AND LOCALLY HEAVY RAIN. .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 |
|---|---|---|---|---|
| Sep 10, 1:34 AM MST | Areal Flood Advisory | TWC | Pima | 56 min |
| Sep 10, 2:20 PM MST | Areal Flood Advisory | TWC | Cochise | 85 min |
| Sep 10, 2:36 PM MST | Severe Thunderstorm Warning | TWC | Pima | 39 min |
| Sep 10, 3:42 PM MST | Areal Flood Advisory | TWC | Cochise | 2 hr |
| Sep 10, 4:59 PM MST | Severe Thunderstorm Warning | TWC | Pinal | 46 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2008Every severe thunderstorm warning in 2008
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.