Alert archive / Arizona / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 24, NWS Tucson, AZ

August 11, 1995Graham County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Aug 11, 1995, 2:10 PM MST for Graham County, Arizona. It was in force for 85 min.

The area

The counties it named.

The facts

Issued
Aug 11, 1995, 2:10 PM MST (21:10 UTC)
Expired
Aug 11, 1995, 3:35 PM MST
In force
85 min
Issued by
NWS Tucson, AZ
Area
Whole counties

County Graham County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 9.2 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 1995-08-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 37 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 12:00Z on 1995-08-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 73 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
37 J/kg
Mixed-layer CIN
-331 J/kg
Mixed-layer LCL
2172 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
73 m²/s²
0-3 km storm-relative helicity
88 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.

In the hours before

Special weather statement, Aug 11, 1:17 PM MST, 53 minutes before
AZZ009-112117-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON ARIZONA
117 PM MST FRI AUG 10 1995

...ISOLATED THUNDERSTORMS ACROSS COCHISE AND SANTA CRUZ COUNTIES...

AT 115 PM MST..TUCSON DOPPLER RADAR INDICATED ISOLATED THUNDERSTORMS
WERE OCCURRING ACROSS COCHISE AND SANTA CRUZ COUNTIES. THESE ISOLATED
THUNDERSTORMS WERE LOCATED ACROSS EASTERN SANTA CRUZ COUNTY...
NORTHWEST COCHISE COUNTY AND JUST WEST OF THE CHIRICAHUA MOUNTAINS IN
EASTERN COCHISE COUNTY. MOVEMENT OF THESE STORMS IS GENERALLY TO THE
WEST AROUND 5 TO 10 MPH. THESE STORMS ARE CAPABLE OF STRONG GUSTY
WINDS...BRIEF HEAVY RAINS...SMALL HAIL AND DEADLY LIGHTNING DURING
THE NEXT HOUR.

SOUTHEAST ARIZONA WILL CO4NTINUE WILL CONTINUE TO SEE THUNDERSTORM
DEVELOPMENT THIS AFTERNOON.

GLUECK
Special weather statement, Aug 11, 1:22 PM MST, 48 minutes before
AZZ009-112117-

SPECIAL WEATHER STATEMENT..CORRECTION
NATIONAL WEATHER SERVICE TUCSON ARIZONA
120 PM MST FRI AUG 10 1995

...ISOLATED THUNDERSTORMS ACROSS COCHISE AND SANTA CRUZ COUNTIES...

AT 115 PM MST..TUCSON DOPPLER RADAR INDICATED ISOLATED THUNDERSTORMS
WERE OCCURRING ACROSS COCHISE AND SANTA CRUZ COUNTIES. THESE ISOLATED
THUNDERSTORMS WERE LOCATED ACROSS EASTERN SANTA CRUZ COUNTY...
NORTHWEST COCHISE COUNTY AND JUST WEST OF THE CHIRICAHUA MOUNTAINS IN
EASTERN COCHISE COUNTY. MOVEMENT OF THESE STORMS IS GENERALLY TO THE
WEST AROUND 5 TO 10 MPH. THESE STORMS ARE CAPABLE OF STRONG GUSTY
WINDS...BRIEF HEAVY RAINS...SMALL HAIL AND DEADLY LIGHTNING DURING
THE NEXT HOUR.

SOUTHEAST6 ARIZONA WILL CONTINUE TO SEE THUNDERSTORM DEVELOPMENT THIS
AFTERNOON.

GLUECK

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 6:15 PM MSTSevere Thunderstorm WarningTWCPima60 min
Aug 10, 7:05 PM MSTSevere Thunderstorm WarningTWCCochise, Santa Cruz55 min
Aug 11, 4:03 PM MSTSevere Thunderstorm WarningTWCCochise57 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.