Alert archive / Arizona / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 40, NWS Tucson, AZ

August 30, 1995Cochise County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Aug 30, 1995, 5:01 PM MST for Cochise County, Arizona. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Aug 30, 1995, 5:01 PM MST (00:01 UTC)
Expired
Aug 30, 1995, 6:00 PM MST
In force
59 min
Issued by
NWS Tucson, AZ
Area
Whole counties

County Cochise County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 00:00Z, 0.0 hours before the alert went out and 113 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 1995-08-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1008 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 1995-08-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -2 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
1008 J/kg
Mixed-layer CIN
-32 J/kg
Mixed-layer LCL
2826 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
-2 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KTUS 310001 RRA
SVRTUS
AZC003-310100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TUCSON ARIZONA
501 PM MST WED AUG 30 1995
 
THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM MST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST ARIZONA
 
   ...WEST CENTRAL COCHISE COUNTY...INCLUDING ST DAVID AND BENSON
 
AT 5 PM...DOPPLER RADAR INDICATES A SEVERE THUNDERSTORM NEAR ST DAVID IN
WEST-CENTRAL COCHISE COUNTY. THIS STORM IS MOVING WEST AT 10 MPH.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ,ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
 
WJM/ARB

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 30, 2:31 AM MST, 14 hours 30 minutes earlier.

Area forecast discussion, Aug 30, 2:31 AM MST, 14 hours 30 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
230 AM MST WED AUG 30 1995

UPR HI TO RMN AROUND THE 4 CORNERS AREA NEXT COUPLE OF DAYS
KEEPING SE AZ IN RATHER MOIST SELY FLOW. SOME DIVERGENCE ALOFT
THIS AFTN TO AID AFTN HEATING IN KICKING OFF TSTMS. MDLS KEEP
UPR LOW CIRCULATION..EVIDENT IN WATER VAPOR PICTURES IN TX..NRLY
STNRY SO THIS WILL HAVE NO EFFECT IN OUR NECK OF THE WOODS. SO
LOOKS LIKE STANDART MOONSOON FCTS...SCT MNLY AFTN AND EVE TSTMS.
MOS TEMPS TOO HIGH FOR TDA BUT MAYBE TOO LOW FOR THU UNLESS WE GET
MORE MSTR THAN EXPECTED.
TUS 232 COLLINS

.TUS...NONE.

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.