Alert archive / Arizona / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 63, NWS Tucson, AZ

September 28, 1995Graham County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Sep 28, 1995, 6:15 AM MST for Graham County, Arizona. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Sep 28, 1995, 6:15 AM MST (13:15 UTC)
Expired
Sep 28, 1995, 8:15 AM MST
In force
2 hr
Issued by
NWS Tucson, AZ
Area
Whole counties

County Graham County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 1.3 hours before the alert went out and 127 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 12:00Z on 1995-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 548 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 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 12:00Z on 1995-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.193958Sfc1 km3 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
548 J/kg
Mixed-layer CIN
-26 J/kg
Mixed-layer LCL
771 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.8

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 27, 5:10 PM MSTSevere Thunderstorm WarningTWCCochise, Pima65 min
Sep 27, 11:41 PM MSTSevere Thunderstorm WarningTWCPima49 min
Sep 28, 12:01 AM MSTTornado WarningTWCPima29 min
Sep 28, 12:17 AM MSTSevere Thunderstorm WarningTWCPima43 min
Sep 28, 12:32 AM MSTSevere Thunderstorm WarningTWCPima43 min
Sep 28, 12:52 AM MSTSevere Thunderstorm WarningTWCCochise68 min
Sep 28, 1:00 AM MSTSevere Thunderstorm WarningTWCPima60 min
Sep 28, 1:31 AM MSTFlash Flood WarningTWCPima119 min
Sep 28, 1:55 AM MSTSevere Thunderstorm WarningTWCPima50 min
Sep 28, 2:44 AM MSTSevere Thunderstorm WarningTWCCochise46 min
Sep 28, 3:31 AM MSTFlash Flood WarningTWCPima, Santa Cruz119 min
Sep 28, 4:41 AM MSTSevere Thunderstorm WarningTWCCochise, Pima64 min
Sep 28, 7:25 AM MSTSevere Thunderstorm WarningTWCGraham50 min

Nearby

Severe Thunderstorm Warnings in Arizona, 1995Every severe thunderstorm warning in 1995

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.