Alert archive / Arizona / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 18, NWS Tucson, AZ

August 10, 1995Santa Cruz County, Arizona

NWS Tucson, AZ issued this severe thunderstorm warning at Aug 10, 1995, 1:40 PM MST for Santa Cruz County, Arizona. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1995, 1:40 PM MST (20:40 UTC)
Expired
Aug 10, 1995, 2:25 PM MST
In force
45 min
Issued by
NWS Tucson, AZ
Area
Whole counties

County Santa Cruz County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 8.7 hours before the alert went out and 72 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 1995-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1447 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 1995-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
1447 J/kg
Mixed-layer CIN
-152 J/kg
Mixed-layer LCL
2036 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
194 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUS 102038 RRA
SVRTUS
AZC023-102125-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TUCSON ARIZONA
140 PM MST THU AUG 10 1995
 
THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  225 PM MST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL ARIZONA
 
   ...NORTH CENTRAL SANTA CRUZ COUNTY
 
AT 130 PM MST.. TUCSON DOPPLER RADAR INDICATED A STRONG TUNDERSTORM
ABOUT 10 MILES WEST OF SONOTIA. MOVEMENT OF THIS STORM IS TO THE
NORTH-NORTHWEST AROUND 5 TO 10 MPH.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION> MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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 9, 8:25 PM MST, 17 hours 15 minutes earlier.

Area forecast discussion, Aug 9, 8:25 PM MST, 17 hours 15 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE TUCSON AZ
830 PM MST WED AUG 9 1995

ANOTHER DUD TODAY AS FAR AS THE MONSOON IS CONCERNED. A SPOTTER
IN GREEN VALLEY HOWEVER RECEIVED 0.75 FROM A THUNDERSHOWER EARLIER
THIS EVENING AND A AUTOMATED GAGE NEAR ORO VALLEY GOT .39. JUST
NOT ANYTHING IN TUS.

OUR 88D IS STILL DOWN. PHX 88D AND LIGHTNIN DETECTION EQUIPMENT
SHOWING A FEW TSTMS IN EXTREME WESTERN PIMA COUNTY OTHERWISE
NOTHING GOING ON IN OUR AREA.

EVE ETA STILL INDICATED SELY FLOW INTO AREA WITH DECENT AMOUNT OF
MSTR. HOWEVER HAVE BEEN SAYING THIS FOR THE LAST FEW DAYS AND
NOT MUCH HAS HAPPENED. LOTS OF MSTR IN SRN AND CNTRL MEX AND
TROPICAL STROM FLOSSIE JUST OFF CNTRL MEX CST. MAYBE THIS MSTR
CAN WORK ITS WAY INTO AZ. WE CAN ONLY HOPE.

FORECASTS FOR TOMORROW MIGHT HAVE TOO MUCH WEATHER AND TEMPS A
LTL LOW BUT IF ITS SCALED BACK IT WILL SURE HIT US THEN.
TUS 1232 COLLINS

.TWC...NONE

In the hours before

Special weather statement, Aug 10, 1:17 PM MST, 23 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 CONTINUE WILL CONTINUE TO SEE THUNDERSTORM
DEVELOPMENT THIS AFTERNOON.

GLUECK
Special weather statement, Aug 10, 1:20 PM MST, 20 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.

SOUTHEAST 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, 2:18 PM MSTFlash Flood WarningTWCSanta Cruz57 min
Aug 10, 2:18 PM MSTSevere Thunderstorm WarningTWCSanta Cruz57 min
Aug 10, 2:20 PM MSTSevere Thunderstorm WarningTWCGraham25 min
Aug 10, 3:46 PM MSTSevere Thunderstorm WarningTWCPima44 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.