Alert archive / Arizona / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 102, NWS Tucson, AZ

August 28, 1996Gila County, Pinal County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Aug 28, 1996, 11:19 PM MST for Gila County, Pinal County, Arizona. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 28, 1996, 11:19 PM MST (06:19 UTC)
Expired
Aug 29, 1996, 12:15 AM MST
In force
56 min
Issued by
NWS Tucson, AZ
Area
Whole counties

Counties Gila County, AZ, Pinal County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 00:00Z, 6.3 hours before the alert went out and 132 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.

Skew-T log-pSkew-T log-p diagram, Tuscon, AZ at 00:00Z on 1996-08-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 382 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Tuscon, AZ at 00:00Z on 1996-08-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
382 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
2411 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
60 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

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.

NWS Tucson, AZ wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 28, 8:47 PM MST, 2 hours 32 minutes earlier.

Area forecast discussion, Aug 28, 8:47 PM MST, 2 hours 32 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
845 PM MST WED AUG 28 1996

STRONG THUNDERSTORMS BEARING DOWN ON TUS ATTM AND THEY LOOK LIKE
THEY MIGHT GO SEVERE SO WILL MAKE THIS SHORT. ACTIVITY HAS DIED
OUT OVER ZONES 24-26 SO WILL DROP SHOWERS/TSTMS THERE FOR
TONIGHT. WILL KEEP ACTIVITY IN OTHER ZONES UNTIL MIDNIGHT EXCEPT
ZONE 21 WHERE TSTMS COULD GO ON THROUGH THE EARLY MORNING HOURS.
QUICK GLANCE AT NEW MODELS SHOW UPlPER HIGH TO REMAIN OVER NWRN AZ
AND SRN NV WITH A SLIGHT DRYING TREND BUT STILL ENOUGH MSTR FOR
WDLY SCT/SCT AFTN/EVE TSTMS. TUS 5342. COLLINS

The office that day

Everything else NWS Tucson, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 28, 5:30 PM MSTSevere Thunderstorm WarningTWCGraham, Greenlee60 min
Aug 28, 6:31 PM MSTSevere Thunderstorm WarningTWCGraham44 min
Aug 28, 10:55 PM MSTSevere Thunderstorm WarningTWCGraham65 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; the sounding from the Mesonet's radiosonde archive.