Alert archive / Arizona / Severe Thunderstorm Warnings in 2006
Severe Thunderstorm Warning 252, NWS Flagstaff, AZ
NWS Flagstaff, AZ issued this severe thunderstorm warning at Aug 21, 2006, 1:52 PM MST for Gila County, Navajo County, Arizona. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Aug 21, 2006, 1:52 PM MST (20:52 UTC)
- Expired
- Aug 21, 2006, 2:15 PM MST
- In force
- 23 min
- Issued by
- NWS Flagstaff, AZ
- Area
- Counties, with a storm outline in the text
Counties Gila County, AZ, Navajo County, AZ
The radar
The Flagstaff radar (KFSX), 141 km from the middle of the area, began a volume at 20:54 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, 8.9 hours before the alert went out and 191 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
- 341 J/kg
- Mixed-layer CIN
- -242 J/kg
- Mixed-layer LCL
- 2502 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 1 m²/s²
- 0-3 km storm-relative helicity
- 38 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS55 KFGZ 212052 SVRFGZ AZC007-017-212115- /O.NEW.KFGZ.SV.W.0252.060821T2052Z-060821T2115Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE FLAGSTAFF AZ 152 PM MST MON AUG 21 2006 THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EAST CENTRAL GILA COUNTY IN EAST CENTRAL ARIZONA... EXTREME SOUTHEASTERN NAVAJO COUNTY IN NORTHEAST ARIZONA... * UNTIL 215 PM MST * AT 150 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL. THIS STORM WAS LOCATED NEAR FORT APACHE...OR ABOUT 30 MILES SOUTH OF SHOW LOW...AND WAS MOVING SOUTHWEST AT 5 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... FORT APACHE BY 200 PM MST LAT...LON 3384 10985 3397 10998 3379 11016 3368 10997 $$
1 follow-up statement
000 WWUS55 KFGZ 212109 SVSFGZ SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE FLAGSTAFF AZ 208 PM MST MON AUG 21 2006 AZC007-017-212118- /O.EXP.KFGZ.SV.W.0252.000000T0000Z-060821T2115Z/ NAVAJO AZ-GILA AZ- 208 PM MST MON AUG 21 2006 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL GILA AND EXTREME SOUTHEASTERN NAVAJO COUNTIES EXPIRES AT 215 PM MST... VERY HEAVY RAIN AND HAIL UP TO A HALF INCH IN DIAMETER CAN STILL BE EXPECTED ALONG ROUTE 73 WEST OF FT APACHE. SOME PONDING OR RUNNING WATER CAN BE EXPECTED IN AREA WASHES AND CREEKS...INCLUDING BEAR CANYON AND AMOS WASH. LAT...LON 3384 10985 3397 10998 3379 11016 3368 10997 $$
The office that day
Everything else NWS Flagstaff, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 20, 7:12 PM MST | Flash Flood Warning | FGZ | Yavapai | 63 min |
| Aug 21, 1:34 PM MST | Severe Thunderstorm Warning | FGZ | Gila | 26 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2006Every severe thunderstorm warning in 2006
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.