Alert archive / Arizona / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 68, NWS Phoenix, AZ
NWS Phoenix, AZ issued this severe thunderstorm warning at Sep 2, 1996, 12:15 AM MST for Maricopa County, Arizona. It was in force for 60 min. 3 reports came from inside the area while it was in force.
The area
The counties it named, with what was reported inside it.
The facts
- Issued
- Sep 2, 1996, 12:15 AM MST (07:15 UTC)
- Expired
- Sep 2, 1996, 1:15 AM MST
- In force
- 60 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
County Maricopa County, AZ
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Sep 2, 12:34 AM MST | Thunderstorm Wind 52 | Mesa, AZ | |
| Sep 2, 12:35 AM MST | Thunderstorm Wind 52 | Mesa, AZ | |
| Sep 2, 1:22 AM MST | Thunderstorm Wind 50 | Scottsdale, 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 00:00Z, 7.3 hours before the alert went out and 198 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
- 998 J/kg
- Mixed-layer CIN
- -35 J/kg
- Mixed-layer LCL
- 2493 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 66 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, Sep 1, 11:11 PM MST, 1 hour 4 minutes before
AZZ019-020-020800- SHORT TERM FORECAST NATIONAL WEATHER SERVICE PHOENIX AZ 1110 PM MST SUN SEP 1 1996 AZZ019-020-020800- PHOENIX METRO/CENTRAL DESERTS - SALT/VERDE RIVER VALLEYS- .NOW... ...THUNDERSTORMS DEVELOPING IN NORTHERN MARICOPA COUNTY... WIDELY SCATTERED THUNDERSTORMS HAVE DEVELOPED OVER NORTHERN MARICOPA COUNTY INCLUDING NORTHERN PORTIONS OF THE GREATER PHOENIX METRO AREA. THE THUNDERSTORMS WILL CONTINUE TO DEVELOP IN NORTHERN MARICOPA COUNTY THROUGH 1 AM AND MAY BE ACCOMPANIED BY BRIEF HEAVY RAIN... GUSTY WINDS...AND POSSIBLY SOME BLOWING DUST. WOJCIK
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 11:30 PM MST | Severe Thunderstorm Warning | PSR | Maricopa | 45 min |
| Sep 1, 11:50 PM MST | Severe Thunderstorm Warning | PSR | Maricopa, Pinal | 45 min |
| Sep 2, 12:15 AM MST | Flash Flood Warning | PSR | Maricopa | 60 min |
| Sep 2, 12:35 AM MST | Flash Flood Warning | PSR | Maricopa, Pinal | 60 min |
| Sep 2, 12:35 AM MST | Severe Thunderstorm Warning | PSR | Maricopa, Pinal | 60 min |
| Sep 2, 1:20 AM MST | Flash Flood Warning | PSR | Maricopa, Pinal | 60 min |
| Sep 2, 1:20 AM MST | Severe Thunderstorm Warning | PSR | Maricopa, Pinal | 60 min |
| Sep 2, 2:20 AM MST | Flash Flood Warning | PSR | Maricopa, Pinal | 85 min |
| Sep 2, 2:20 AM MST | Severe Thunderstorm Warning | PSR | Maricopa, Pinal | 85 min |
Nearby
Severe Thunderstorm Warnings in Arizona, 1996Every severe thunderstorm warning in 1996
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.