Alert archive / Arizona / Severe Thunderstorm Warnings in 2007
Severe Thunderstorm Warning 49, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jul 27, 2007, 6:28 PM MST for Pima County, Arizona. It was in force for 47 min. 2 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 27, 2007, 6:28 PM MST (01:28 UTC)
- Expired
- Jul 27, 2007, 7:15 PM MST
- In force
- 47 min
- Issued by
- NWS Tucson, AZ
- Area
- Counties, with a storm outline in the text
County Pima County, AZ
The radar
The Tucson radar (KEMX), 47 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 27, 6:45 PM MST | TSTM WND GST 63 | Davis-Monthan Air Force, AZ | |
| Jul 27, 6:50 PM MST | TSTM WND DMG | 6 E Tucson, AZ | POWER POLES DOWN NEAR GOLF LINKS AND PRUDENCE. TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 1.5 hours before the alert went out and 7 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
- 1212 J/kg
- Mixed-layer CIN
- -2 J/kg
- Mixed-layer LCL
- 1755 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- -41 m²/s²
- 0-3 km storm-relative helicity
- -39 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 KTWC 280128 SVRTWC AZC019-280215- /O.NEW.KTWC.SV.W.0049.070728T0128Z-070728T0215Z/ BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON AZ 628 PM MST FRI JUL 27 2007 THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... EAST CENTRAL PIMA COUNTY IN SOUTH CENTRAL ARIZONA... THIS INCLUDES THE CITY OF TUCSON... * UNTIL 715 PM MST * AT 624 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR TUCSON...AND MOVING EAST AT 5 TO 10 MPH. * OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SOUTH TUCSON...TUCSON INTERNATIONAL AIRPORT AND DAVIS-MONTHAN AIR FORCE BASE. IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. LAT...LON 3233 11103 3216 11110 3204 11083 3226 11074 $$ WEATHER.GOV/TUCSON MOLLERE
3 follow-up statements
000 WWUS55 KTWC 280144 SVSTWC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 642 PM MST FRI JUL 27 2007 AZC019-280215- /O.CON.KTWC.SV.W.0049.000000T0000Z-070728T0215Z/ PIMA AZ- 642 PM MST FRI JUL 27 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MST FOR EAST CENTRAL PIMA COUNTY... AT 636 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING PENNY SIZE HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED OVER THE CITY OF TUCSON WITH THE HEAVIEST RAIN AND STRONGEST WINDS LIKELY NEAR ALVERNON AND 22ND STREET. THIS STORM IS MOVING EAST SOUTHEAST AT 10 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO DAVIS-MONTHAN AIR FORCE BASE...SAGUARO NATIONAL PARK EAST AND RITA RANCH IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. LAT...LON 3233 11103 3216 11110 3204 11078 3225 11070 $$ MOLLERE
000 WWUS55 KTWC 280209 SVSTWC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 705 PM MST FRI JUL 27 2007 AZC019-280215- /O.CON.KTWC.SV.W.0049.000000T0000Z-070728T0215Z/ PIMA AZ- 705 PM MST FRI JUL 27 2007 ...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM MST FOR EAST CENTRAL PIMA COUNTY... AT 700 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR DAVIS-MONTHAN AIR FORCE BASE...OR ABOUT 8 MILES SOUTHEAST OF TUCSON...MOVING SOUTHEAST AT 10 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SAGUARO NATIONAL PARK EAST AND RITA RANCH AS THIS STORM MOVED OVER THE TUCSON METRO AREA THE WIND GUSTED TO 63 MPH AT DAVIS-MONTHAN AIR FORCE BASE. THE HEAVIEST RAINFALL OCCURRED OVER THE SOUTHWESTERN PORTIONS OF THE TUCSON METRO AREA...MAINLY IN AN AREA BETWEEN PIMA COMMUNITY COLLEGE WEST TO SOUTH TUCSON. BETWEEN 1.0 AND 1.5 INCHES FELL WITH THIS STORM IN THAT AREA. IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE STRUCK BY LIGHTNING. LAT...LON 3233 11103 3216 11110 3204 11078 3225 11070 $$ MOLLERE
000 WWUS55 KTWC 280222 SVSTWC SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 716 PM MST FRI JUL 27 2007 AZC019-280226- /O.EXP.KTWC.SV.W.0049.000000T0000Z-070728T0215Z/ PIMA AZ- 716 PM MST FRI JUL 27 2007 ...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL PIMA COUNTY EXPIRED AT 715 PM MST... AT 716 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE STORM THAT MOVED OVER THE TUCSON METRO AREA EARLIER IS NO LONGER SEVERE. THEREFORE...THE WARNING WAS ALLOWED TO EXPIRE AT 715 PM MST. THE WIND GUSTED TO 63 MPH AT DAVIS-MONTHAN AIR FORCE BASED AS THE STORM PASSED OVER THAT LOCATION. EVEN THOUGH THE THUNDERSTORM IS NO LONGER SEVERE...IT WILL CONTINUE TO PRODUCE MODERATE TO OCCASIONALLY HEAVY RAIN...GUSTY WINDS OF 40 TO 50 MPH AS IT MOVES TOWARD SAGUARO NATIONAL PARK EAST...RITA RANCH AND VAIL. EVEN THOUGH THE STORM HAS MOVE TO THE SOUTHEAST OF THE CITY... ANOTHER STORM IS OVER SOUTH TUCSON AND IS MOVING TOWARD THE SOUTHEAST PORTIONS OF THE TUCSON METRO AREA. RESIDENTS OF THE TUCSON AREA...ESPECIALLY THE CENTRAL AND SOUTHEAST SECTIONS SHOULD REMAIN INDOORS SINCE LIGHTNING IS STILL OCCURRING WITH THESE STORMS. LAT...LON 3233 11103 3216 11110 3204 11078 3225 11070 $$ MOLLERE
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 27, 5:33 PM MST | Flash Flood Warning | TWC | Cochise | 87 min |
| Jul 27, 6:27 PM MST | Flash Flood Warning | TWC | Pima | 93 min |
| Jul 27, 6:57 PM MST | Areal Flood Advisory | TWC | Cochise | 63 min |
| Jul 27, 7:51 PM MST | Areal Flood Advisory | TWC | Cochise, Graham, Greenlee | 4 hr |
| Jul 28, 10:07 AM MST | Areal Flood Advisory | TWC | Cochise, Santa Cruz | 3 hr |
| Jul 28, 11:14 AM MST | Flash Flood Watch | TWC | 10 hr | |
| Jul 28, 11:38 AM MST | Flash Flood Warning | TWC | Cochise, Pima, Santa Cruz | 2 hr |
| Jul 28, 12:44 PM MST | Severe Thunderstorm Warning | TWC | Pima | 46 min |
| Jul 28, 12:50 PM MST | Flash Flood Warning | TWC | Pima | 5 hr |
| Jul 28, 1:27 PM MST | Severe Thunderstorm Warning | TWC | Pima | 46 min |
| Jul 28, 2:28 PM MST | Flash Flood Warning | TWC | Pima, Pinal | 2 hr |
| Jul 28, 4:09 PM MST | Areal Flood Advisory | TWC | Pima, Pinal | 3 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.