Alert archive / Arizona / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 32, NWS Phoenix, AZ

August 11, 1995Gila County, Arizona

NWS Phoenix, AZ issued this severe thunderstorm warning at Aug 11, 1995, 4:26 PM MST for Gila County, Arizona. It was in force for 44 min.

The area

The counties it named.

The facts

Issued
Aug 11, 1995, 4:26 PM MST (23:26 UTC)
Expired
Aug 11, 1995, 5:10 PM MST
In force
44 min
Issued by
NWS Phoenix, AZ
Area
Whole counties

County Gila County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 12:00Z, 11.4 hours before the alert went out and 181 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, 1:35 PM MST, 2 hours 51 minutes before
AZZ010-112135-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
135 PM MST FRI AUG 11 1995

...STRONG THUNDERSTORMS IN SOUTHERN GRAHAM COUNTY NEAR MT. GRAHAM...

AT 1:15 PM MST...PHOENIX DOPPLER RADAR HAS INDICATED STRONG
THUNDERSTORMS WITH POSSIBLE HAIL AND HEAVY RAIN IN THE MT. GRAHAM
AREA IN THE CORONADO NATIONAL FOREST. THESE THUNDERSTORMS HAVE SHOWN
LITTLE MOVEMENT.  CAMPERS AND HIKERS IN THIS AREA SHOULD BE ALERT FOR
POSSIBLE HEAVY RAIN...DANGEROUS LIGHTNING...HAIL AND GUSTY WINDS.

BERKOVITZ
Special weather statement, Aug 11, 2:56 PM MST, 1 hour 30 minutes before
AZZ004-006-010-008-112230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
256 PM MST FRI AUG 11 1995

...WIDELY SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED OVER PORTIONS
OF CENTRAL AND EASTERN ARIZONA...

AT 250 PM MST WIDELY SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED
FROM COTTONWOOD AND CORDES JUNCTION EAST TO NEAR YOUNG AND CLIFTON.
THIS ACTIVITY WAS INCREASING IN INTENSITY. MOVEMENT WAS NORTH AT 10
TO 15 MPH.

AT 240 PM MST A STORM SPOTTER IN MAYER REPORTED .55 INCH OF RAINFALL
WITHIN ONE HOUR ALONG WITH MINOR PONDING OF WATER ON ROADWAYS.

WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY
RAINFALL AND POSSIBLY HAIL ARE EXPECTED TO CONTINUE FOR THE REMAINDER
OF THIS AFTERNOON AND EVENING.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TELEVISION
STATIONS FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
DRUMMOND
Special weather statement, Aug 11, 2:58 PM MST, 1 hour 28 minutes before
AZZ004-006-010-008-112230-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
256 PM MST FRI AUG 11 1995

...WIDELY SCATTERED SHOWERS AND THUNDERSTORMS CONTINUED OVER PORTIONS
OF CENTRAL AND EASTERN ARIZONA...

AT 250 PM MST WIDELY SCATTERED SHOWERS AND THUNDERSTORMS EXTENDED
FROM COTTONWOOD AND CORDES JUNCTION EAST TO NEAR YOUNG AND CLIFTON.
THIS ACTIVITY WAS INCREASING IN INTENSITY. MOVEMENT WAS NORTH AT 10
TO 15 MPH.

AT 240 PM MST A STORM SPOTTER IN MAYER REPORTED .55 INCH OF RAINFALL
WITHIN ONE HOUR ALONG WITH MINOR PONDING OF WATER ON ROADWAYS.

WIDELY SCATTERED SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY
RAINFALL AND POSSIBLY HAIL ARE EXPECTED TO CONTINUE FOR THE REM AINDER
OF THIS AFTERNOON AND EVENING.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO AND TELEVISION
STATIONS FOR LATER STATEMENTS OR POSSIBLE WARNINGS.
DRUMMOND

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 10, 6:14 PM MSTFlash Flood WarningPSRPinal71 min
Aug 10, 6:14 PM MSTSevere Thunderstorm WarningPSRPinal71 min
Aug 11, 12:30 AM MSTSevere Thunderstorm WarningPSRMaricopa53 min
Aug 11, 2:10 PM MSTFlash Flood WarningPSRGraham85 min
Aug 11, 3:03 PM MSTSevere Thunderstorm WarningPSRPinal42 min
Aug 11, 3:44 PM MSTSevere Thunderstorm WarningPSRPinal56 min
Aug 11, 3:46 PM MSTFlash Flood WarningPSRGraham59 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.