Alert archive / Arizona / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 69, NWS Phoenix, AZ

September 6, 1995Maricopa County, Arizona

NWS Phoenix, AZ issued this severe thunderstorm warning at Sep 6, 1995, 10:26 PM MST for Maricopa County, Arizona. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Sep 6, 1995, 10:26 PM MST (05:26 UTC)
Expired
Sep 6, 1995, 11:30 PM MST
In force
64 min
Issued by
NWS Phoenix, AZ
Area
Whole counties

County Maricopa County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 00:00Z, 5.4 hours before the alert went out and 198 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 1995-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1033 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 1995-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 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
1033 J/kg
Mixed-layer CIN
-39 J/kg
Mixed-layer LCL
2663 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
-23 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, Sep 6, 7:10 PM MST, 3 hours 16 minutes before
AZZ008-070400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
710 PM MST WED SEP 6 1995

...STRONG THUNDERSTORMS MOVING TOWARD WICKENBURG FROM THE WEST...
...NUMEROUS STORMS CONTINUE TO DEVELOP IN MOHAVE COUNTY IN NORTHWEST
ARIZONA...

SEVERAL VERY STRONG THUNDERSTORMS WERE DETECTED BY WEATHER RADAR WEST
OF WICKENBURG AT 7 PM.  THESE STORMS WERE LOCATED NORTH AND SOUTH OF
THE TOWN OF AGUILA...APPROXIMATELY 25 MILES WEST OF WICKENBURG...
MOVING EAST AT 20 MPH.

RESIDENTS AND MOTORISTS NEAR THE TOWN OF WICKENBURG SHOULD BE ALERT
FOR THUNDERSTORMS APPROACHING THE AREA.  THUNDERSTORMS TODAY HAVE HAD
A HISTORY OF PRODUCING HAIL...STRONG WINDS...AND VERY HEAVY RAIN.

ELSEWHERE IN ARIZONA...SCATTERED TO NUMEROUS THUNDERSTORMS WITH HEAVY
RAIN CONTINUED TO DEVELOP ACROSS ALL OF MOHAVE COUNTY FROM LAKE
HAVASU CITY NORTH TO THE UTAH BORDER.  RADAR RAINFALL RATES WITH
THESE STORMS WERE NEARLY 2 INCHES PER HOUR.  A FLASH FLOOD WATCH
REMAINS IN EFFECT FOR NORTHWEST ARIZONA UNTIL 9 PM.

VASQUEZ
Special weather statement, Sep 6, 7:18 PM MST, 3 hours 8 minutes before
AZZ008-070400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
710 PM MST WED SEP 6 1995

...STRONG THUNDERSTORMS MOVING TOWARD WICKENBURG FROM THE WEST...
...NUMEROUS STORMS CONTINUE TO DEVELOP IN MOHAVE COUNTY IN NORTHWEST
ARIZONA...

SEVERAL VERY STRONG THUNDERSTORMS WERE DETECTED BY WEATHER RADAR WEST
OF WICKENBURG AT 7 PM.  THESE STORMS WERE LOCATED NORTH AND SOUTH OF
THE TOWN OF AGUILA...APPROXIMATELY 25 MILES WEST OF WICKENBURG...
MOVING EAST AT 20 MPH.

RESIDENTS AND MOTORISTS NEAR THE TOWN OF WICKENBURG SHOULD BE ALERT
FOR THUNDERSTORMS APPROACHING THE AREA.  THUNDERSTORMS TODAY HAVE HAD
A HISTORY OF PRODUCING HAIL...STRONG WINDS...AND VERY HEAVY RAIN.

ELSEWHERE IN ARIZONA...SCATTERED TO NUMEROUS THUNDERSTORMS WITH HEAVY
RAIN CONTINUED TO DEVELOP ACROSS ALL OF MOHAVE COUNTY FROM LAKE
HAVASU CITY NORTH TO THE UTAH BORDER.  RADAR RAINFALL RATES WITH
THESE STORMS WERE NEARLY 2 INCHES PER HOUR.  A FLASH FLOOD WATCH
REMAINS IN EFFECT FOR NORTHWEST ARIZONA UNTIL 9 PM.

VASQUEZ
Special weather statement, Sep 6, 7:20 PM MST, 3 hours 6 minutes before
AZZ001-007-070330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
720 PM MST WED SEP 6 1995

AT 715 PM DOPPLER RADAR SHOWED A LINE OF THUNDERSTORMS MOVING
SOUTHEAST THROUGH SOUTHERN MOHAVE COUNTY.  THE STRONGEST CELLS
IN THIS LINE EXTENDED FROM NEAR LAKE HAVASU CITY OFF TO THE
NORTHEAST.

THIS LINE IS EXPECTED TO CONTINUE MOVING SOUTHEAST...AND COULD
REACH THE PARKER AND PARKER DAM AREA SHORTLY AFTER 8 PM.

MOTORISTS ALONG THE COLORADO RIVER IN THIS AREA WILL NEED TO USE
CAUTION...AS THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY
RAIN...GUSRTY WINDS...AND POSSIBLY SMALL HAIL.

BOATERS ON THE COLORADO RIVER WILL ALSO NEED TO FOLLOW WEATHER
CONDITIONS CLOSELY...AND SEEK SHELTER IF STORMS MOVE INTO THEIR
AREA.

PERFREMENT
Special weather statement, Sep 6, 7:22 PM MST, 3 hours 4 minutes before
AZZ001-007-070330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
720 PM MST WED SEP 6 1995

AT 715 PM DOPPLER RADAR SHOWED A LINE OF THUNDERSTORMS MOVING
SOUTHEAST THROUGH SOUTHERN MOHAVE COUNTY.  THE STRONGEST CELLS
IN THIS LINE EXTENDED FROM NEAR LAKE HAVASU CITY OFF TO THE
NORTHEAST.

THIS LINE IS EXPECTED TO CONTINUE MOVING SOUTHEAST...AND COULD
REACH THE PARKER AND PARKER DAM AREA SHORTLY AFTER 8 PM.

MOTORISTS ALONG THE COLORADO RIVER IN THIS AREA WILL NEED TO USE
CAUTION...AS THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING HEAVY
RAIN...GUSRTY WINDS...AND POSSIBLY SMALL HAIL.

BOATERS ON THE COLORADO RIVER WILL ALSO NEED TO FOLLOW WEATHER
CONDITIONS CLOSELY...AND SEEK SHELTER IF STORMS MOVE INTO THEIR
AREA.

PERFREMENT
Special weather statement, Sep 6, 8:09 PM MST, 2 hours 17 minutes before
AZZ008-070500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
809 PM MST WED SEP 6 1995

...STRONG THUNDERSTORMS DEVELOPING RAPIDLY IN CENTRAL PINAL COUNTY
NEAR CASA GRANDE...ELOY...AND COOLIDGE...

WEATHER RADAR AT 810 PM DETECTED RAPIDLY DEVELOPING THUNDERSTORMS
IN THE VICINITY OF CASA GRANDE...ELOY...AND COOLIDGE. THESE
THUNDERSTORMS WERE EXPANDING...INTENSIFYING...AND CAPABLE OF
PRODUCING VERY HEAVY RAIN AND STRONG WINDS.

RESIDENTS IN CENTRAL PINAL COUNTY...AND MOTORISTS ON INTERSTATE 10
NEAR CASA GRANDE SHOULD BE ALERT LOW VISIBILITIES IN HEAVY RAIN...
AND STRONG BUFFETING WINDS.

VASQUEZ
Special weather statement, Sep 6, 8:15 PM MST, 2 hours 11 minutes before
AZZ008-070500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE PHOENIX AZ
809 PM MST WED SEP 6 1995

...STRONG THUNDERSTORMS DEVELOPING RAPIDLY IN CENTRAL PINAL COUNTY
NEAR CASA GRANDE...ELOY...AND COOLIDGE...

WEATHER RADAR AT 810 PM DETECTED RAPIDLY DEVELOPING THUNDERSTORMS
IN THE VICINITY OF CASA GRANDE...ELOY...AND COOLIDGE. THESE
THUNDERSTORMS WERE EXPANDING...INTENSIFYING...AND CAPABLE OF
PRODUCING VERY HEAVY RAIN AND STRONG WINDS.

RESIDENTS IN CENTRAL PINAL COUNTY...AND MOTORISTS ON INTERSTATE 10
NEAR CASA GRANDE SHOULD BE ALERT LOW VISIBILITIES IN HEAVY RAIN...
AND STRONG BUFFETING WINDS.

VASQUEZ

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 6, 7:50 PM MSTFlash Flood WarningPSRMaricopa70 min
Sep 6, 7:50 PM MSTSevere Thunderstorm WarningPSRMaricopa70 min
Sep 6, 8:27 PM MSTSevere Thunderstorm WarningPSRPinal63 min
Sep 6, 10:05 PM MSTSevere Thunderstorm WarningPSRMaricopa85 min
Sep 7, 4:38 PM MSTSevere Thunderstorm WarningPSRMohave62 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.