Alert archive / Arizona / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 28, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jul 14, 2002, 1:57 PM MST for Santa Cruz County, Arizona. It was in force for 63 min. 1 report 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 14, 2002, 1:57 PM MST (20:57 UTC)
- Expired
- Jul 14, 2002, 3:00 PM MST
- In force
- 63 min
- Issued by
- NWS Tucson, AZ
- Area
- Counties, with a storm outline in the text
County Santa Cruz County, AZ
The radar
The Tucson radar (KEMX), 48 km from the middle of the area, began a volume at 21:00 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 14, 2:01 PM MST | Thunderstorm Wind | Patagonia, AZ |
NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 9.0 hours before the alert went out and 73 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
- 1354 J/kg
- Mixed-layer CIN
- -301 J/kg
- Mixed-layer LCL
- 1933 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 137 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted, in the capitals the NWS used until 2016.
091 WUUS55 KTWC 142057 SVRTWC AZC023-142200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE TUCSON AZ 200 PM MST SUN JUL 14 2002 THE NATIONAL WEATHER SERVICE IN TUCSON HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... CENTRAL SANTA CRUZ COUNTY IN ARIZONA * UNTIL 300 PM MST * AT 155 PM MST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM NEAR PATAGONIA...OR ABOUT 15 MILES NORTHEAST OF NOGALES...MOVING WEST AT 15 MPH. * THE SEVERE THUNDERSTORM WILL BE NEAR... TUBAC AT 235 PM MST GO INSIDE A STRONG BUILDING. DAMAGING WINDS...DEADLY LIGHTNING...AND HEAVY RAINS ARE LIKELY. LAT...LON 3144 11071 3162 11071 3164 11113 3142 11113
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 5:19 PM MST | Severe Thunderstorm Warning | TWC | Pinal | 26 min |
| Jul 13, 5:44 PM MST | Severe Thunderstorm Warning | TWC | Pinal | 31 min |
| Jul 14, 1:08 PM MST | Severe Thunderstorm Warning | TWC | Santa Cruz | 37 min |
| Jul 14, 1:46 PM MST | Severe Thunderstorm Warning | TWC | Cochise | 44 min |
| Jul 14, 2:29 PM MST | Severe Thunderstorm Warning | TWC | Cochise | 31 min |
| Jul 14, 3:06 PM MST | Severe Thunderstorm Warning | TWC | Santa Cruz | 39 min |
| Jul 14, 3:33 PM MST | Severe Thunderstorm Warning | TWC | Graham, Greenlee | 57 min |
| Jul 14, 4:04 PM MST | Severe Thunderstorm Warning | TWC | Pima | 41 min |
| Jul 14, 4:44 PM MST | Severe Thunderstorm Warning | TWC | Pima | 61 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 2002Every severe thunderstorm warning in 2002
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.