Alert archive / Arizona / Severe Thunderstorm Warnings in 1992
Severe Thunderstorm Warning 9, NWS Tucson, AZ
NWS Tucson, AZ issued this severe thunderstorm warning at Jul 29, 1992, 9:16 PM MST for Pima County, Arizona. It was in force for .
The area
The counties it named.
The facts
- Issued
- Jul 29, 1992, 9:16 PM MST (04:16 UTC)
- Expired
- Jul 28, 1992, 11:00 PM MST
- In force
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Pima County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 4.3 hours before the alert went out and 84 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
- 1352 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 2273 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 39 m²/s²
- 0-3 km storm-relative helicity
- 177 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
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.
In the hours before
Special weather statement, Jul 29, 5:07 PM MST, 4 hours 9 minutes before
AZC003-019-023-300200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 505 PM MST TUE JUL 7 1992 ...A FLASH FLOOD WATCH IS IN AFFECT UNTIL 10PM... AT 455 PM MST...NATIONAL WEATHER SERVICE RADAR...SATELLITE PICTURES AND LIGHTNING DETECTION DEVICES INDICATED STRONG THUNDERSTORMS IN THE VICINITY OF NOGALES. THESE STORMS WERE OVER AND JUST NORTH OF THE NOGALES AREA ALONG I-19. OTHER STRONG THUNDERSTORMS WERE ALONG A LINE FROM SAFFORD OVER BENSON TO NOGALES AND IN THE VICINITY OF THE ORGAN PIPE NATIONAL MONUMENT. REPORTS FROM DPS OFFICERS IN THE VICINITY OF NOGALES AND BENSON INDICATE HEAVY RAINS RESTRICTING VISIBILITY WERE OCCURRING ALONG I-19 AND I-10 IN THE VICINITY OZF THESE CITIES. MOTORIST SHOULD TAKE PRECAUTIONS AS DRIVING CONDITIONS WILL BECOME QUITE HAZARDOUS IN SOUTHEASTERN ARIZONA TONIGHT. DO NOT CROSS FLOODED ROADWAYS. > END...NORDQUIST
Special weather statement, Jul 29, 5:14 PM MST, 4 hours 2 minutes before
AZC003-019-023-300200- SPECIAL WEATHER STATEMENT...CORRECTION FOR DATE... NATIONAL WEATHER SERVICE TUCSON ARIZONA 505 PM MST WED JUL 29 1992 ...A FLASH FLOOD WATCH IS IN AFFECT UNTIL 10PM... AT 455 PM MST...NATIONAL WEATHER SERVICE RADAR...SATELLITE PICTURES AND LIGHTNING DETECTION DEVICES INDICATED STRONG THUNDERSTORMS IN THE VICINITY OF NOGALES. THESE STORMS WERE OVER AND JUST NORTH OF THE NOGALES AREA ALONG I-19. OTHER STRONG THUNDERSTORMS WERE ALONG A LINE FROM SAFFORD OVER BENSON TO NOGALES AND IN THE VICINITY OF THE ORGAN PIPE NATIONAL MONUMENT. REPORTS FROM DPS OFFICERS IN THE VICINITY OF NOGALES AND BENSON INDICATE HEAVY RAINS RESTRICTING VISIBILITY WERE OCCURRING ALONG I-f19 AND I-10 IN THE VICINITY OF THESE CITIES. MOTORIST SHOULD TAKE PRECAUTIONS AS DRIVING CONDITIONS WILL BECOME QUITE HAZARDOUS IN SOUTHEASTERN ARIZONA TONIGHT. DO NOT CROSS FLOODED ROADWAYS. > END...NORDQUIST
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 7:32 PM MST | Severe Thunderstorm Warning | TWC | Pima | 118 min |
| Jul 29, 8:44 PM MST | Flash Flood Warning | TWC | Pima | 86 min |
| Jul 29, 8:44 PM MST | Severe Thunderstorm Warning | TWC | Pima | 86 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 1992Every severe thunderstorm warning in 1992
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.