Alert archive / Arizona / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 13, NWS Phoenix, AZ
NWS Phoenix, AZ issued this severe thunderstorm warning at Jul 23, 2007, 6:27 PM MST for Yuma County, Arizona. It was in force for 48 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
- Jul 23, 2007, 6:27 PM MST (01:27 UTC)
- Expired
- Jul 23, 2007, 7:15 PM MST
- In force
- 48 min
- Issued by
- NWS Phoenix, AZ
- Area
- Counties, with a storm outline in the text
County Yuma County, AZ
The radar
The Yuma radar (KYUX), 89 km from the middle of the area, began a volume at 01:29 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 00:00Z, 1.5 hours before the alert went out and 184 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
- 596 J/kg
- Mixed-layer CIN
- -82 J/kg
- Mixed-layer LCL
- 1768 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- 7 m²/s²
- 0-3 km storm-relative helicity
- 48 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 KPSR 240129 SVRPSR AZC027-240215- /O.NEW.KPSR.SV.W.0013.070724T0127Z-070724T0215Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PHOENIX AZ 627 PM MST MON JUL 23 2007 THE NATIONAL WEATHER SERVICE IN PHOENIX HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL YUMA COUNTY IN SOUTHWEST ARIZONA...INCLUDING PORTIONS OF INTERSTATE 8 NEAR THE TOWN OF MOHAWK * UNTIL 715 PM MST * AT 621 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR MOHAWK ALONG INTERSTATE 8...OR ABOUT 44 MILES EAST OF FORTUNA FOOTHILLS. THIS STORM WAS MOVING NORTH AT 5 MPH. HEAVY RAIN IS ALSO LIKELY. * THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. LAT...LON 3259 11382 3265 11353 3284 11360 3276 11388 $$ HV
2 follow-up statements
000 WWUS55 KPSR 240200 SVSPSR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 658 PM MST MON JUL 23 2007 AZC027-240215- /O.CON.KPSR.SV.W.0013.000000T0000Z-070724T0215Z/ YUMA AZ- 658 PM MST MON JUL 23 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MST FOR CENTRAL YUMA COUNTY INCLUDING THE CITIES TACNA AND MOHAWK... AT 651 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THESE STORMS WERE LOCATED BETWEEN THE CITIES OF TACNA AND MOHAWK ALONG INTERSTATE 8...OR ABOUT 50 MILES EAST OF THE CITY OF YUMA. THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE INDICATED COUNTY. LAT...LON 3259 11382 3265 11353 3284 11360 3276 11388 $$ HV
000 WWUS55 KPSR 240217 SVSPSR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE PHOENIX AZ 715 PM MST MON JUL 23 2007 AZC027-240225- /O.EXP.KPSR.SV.W.0013.000000T0000Z-070724T0215Z/ YUMA AZ- 715 PM MST MON JUL 23 2007 ...THE SEVERE THUNDERSTORM WARNING FOR CENTRAL YUMA COUNTY...IN THE AREA NEAR TACNA AND MOHAWK ALONG INTERSTATE 8 EXPIRED AT 715 PM MST... VERY LARGE THUNDERSTORMS WITH HEAVY RAIN DEVELOPED NEAR THE TOWNS OF TACNA AND MOHAWK BETWEEN 630 PM AND 714 PM...HOWEVER THERE WERE NO REPORTS OF DAMAGE OR FLOODING AS OF 715 PM. AT 715 PM SEVERE THUNDERSTORMS HAD DIMINISHED...HOWEVER A CHANCE OF SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH MIDNIGHT. LAT...LON 3259 11382 3265 11353 3284 11360 3276 11388 $$ HV
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 23, 5:56 PM MST | Flash Flood Warning | PSR | Maricopa | 94 min |
| Jul 23, 6:03 PM MST | Severe Thunderstorm Warning | PSR | Maricopa | 64 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2007Every severe thunderstorm warning in 2007
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.