Alert archive / Arizona / Flash Flood Warnings in 1995

Flash Flood Warning 1, NWS Tucson, AZ

January 25, 1995Santa Cruz County, Arizona

NWS Tucson, AZ issued this flash flood warning at Jan 25, 1995, 8:19 PM MST for Santa Cruz County, Arizona. It was in force for 100 min.

The area

The counties it named.

The facts

Issued
Jan 25, 1995, 8:19 PM MST (03:19 UTC)
Expired
Jan 25, 1995, 9:59 PM MST
In force
100 min
Issued by
NWS Tucson, AZ
Area
Whole counties

County Santa Cruz County, AZ

The nearest sounding before it

Tuscon, AZ (KTUS), launched 00:00Z, 3.3 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 00:00Z on 1995-01-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1995-01-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 square meters per square second.19395878Sfc1 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
5 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
1295 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
176 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTUS 260321
FFWTUS
AZC023-260515-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON ARIZONA
819 PM MST WED JAN 25 1995
 
THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1015 PM MST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL ARIZONA
 
   ...SOUTHERN SANTA CRUZ COUNTY
 
A REPORT HAS BEEN RECEIVED OF FLOODING ABOUT 12 MILES WEST OF NOGALES
AND 2 MILES NORTH OF THE MEXICAN BORDER. RADAR INDICATED MODERATE TO
HEAVY RAIN OVER PARTS OF SOUTHERN SANTA CRUZ COUNTY.
 
PERSONS IN THE AFFECTED AREA SHOULD BE ALERT TO POSSIBLE RISING WATER
AND SEEK HIGHER GROUND IMMEDIATELY SHOULD FLOODING OCCUR.
 
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
 
NWS/BARTOLOME
 
 
&

What forecasters said that day

The local office's own words before this flash flood 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, Jan 25, 5:04 PM MST, 3 hours 15 minutes before
AZZ009-010-260215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON ARIZONA
504 PM MST WED JAN 25 1995

...THUNDERSTORMS DEVELOPING RAPIDLY OVER SOUTHERN ARIZONA...
...FLASH FLOOD WATCH PORTIONS OF WESTERN AND SOUTHERN ARIZONA UNTIL
MIDNIGHT...

AT 5 PM WEATHER RADAR AND LIGHTNING DETECTION EQUIPMENT SHOWED SHOWERS AND
THUNDERSTORMS DEVELOPING RAPIDLY OVER WESTERN AND SOUTHERN PIMA
COUNTY...SANTA CRUZ COUNTY...AND COCHISE COUNTY.  THE STORMS WERE MOVING
TO THE NORTHEAST AT 30 MPH.

THE STRONGEST SHOWERS AND THUNDERSTORMS EXTENDED FROM AROUND DOUGLAS TO
SELLS TO SANTA ROSA...AND WERE ABOUT 25 MILES SOUTH AND WEST OF THE TUCSON
AREA. LOOK FOR SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND
GUSTY WINDS...TO MOVE INTO THE TUCSON AREA BETWEEN 6 AND 7 PM.  EXPECT A
PERIOD OF HEAVY RAIN WITH THESE SHOWERS...WITH POSSIBLE FLOODING OF
WASHES...SMALL STREAMS... RIVERS...AND DRAINAGES.

SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY RAIN WILL CONTINUE THROUGH
MUCH OF THE NIGHT...BEFORE TAPERING OFF LATE.  DUE TO THE HEAVY RAIN
EXPECTED WITH SOME OF THESE SHOWERS...A FLASH FLOOD WATCH REMAINS IN EFFECT
FOR PARTS OF SOUTHERN AND WESTERN ARIZONA UNTIL MIDNIGHT.  A FEW CITIES IN
THE WATCH ARE TUCSON...NOGALES...NOGALES...DOUGLAS...AND SIERRA VISTA.

MOTORISTS AND PEOPLE WITH OUTDOOR INTERESTS ARE URGE TO BE CAREFUL.  ROADS
MAY BECOME SLICK OR FLOODED...AND VISIBILITY POOR.  NEVER TRY TO CROSS A
FLOODED ROADWAY...MOST FLOOD DEATHS OCCUR IN AUTOMOBILES.  PEOPLE OUTDOORS
SHOULD ALSO SEEK APPROPRIATE SHELTER FROM THE LIGHTNING.
DRB
Special weather statement, Jan 25, 5:07 PM MST, 3 hours 12 minutes before
AZZ009-010-260215-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE TUCSON ARIZONA
504 PM MST WED JAN 25 1995

...THUNDERSTORMS DEVELOPING RAPIDLY OVER SOUTHERN ARIZONA...
...FLASH FLOOD WATCH PORTIONS OF WESTERN AND SOUTHERN ARIZONA UNTIL
MIDNIGHT...

AT 5 PM WEATHER RADAR AND LIGHTNING DETECTION EQUIPMENT SHOWED SHOWERS AND
THUNDERSTORMS DEVELOPING RAPIDLY OVER WESTERN AND SOUTHERN PIMA
COUNTY...SANTA CRUZ COUNTY...AND COCHISE COUNTY.  THE STORMS WERE MOVING
TO THE NORTHEAST AT 30 MPH.

THE STRONGEST SHOWERS AND THUNDERSTORMS EXTENDED FROM AROUND DOUGLAS TO
SELLS TO SANTA ROSA...AND WERE ABOUT 25 MILES SOUTH AND WEST OF THE TUCSON
AREA. LOOK FOR SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY RAIN AND
GUSTY WINDS...TO MOVE INTO THE TUCSON AREA BETWEEN 6 AND 7 PM.  EXPECT A
PERIOD OF HEAVY RAIN WITH THESE SHOWERS...WITH POSSIBLE FLOODING OF
WASHES...SMALL STREAMS... RIVERS...AND DRAINAGES.

SHOWERS AND THUNDERSTORMS WITH LOCALLY HEAVY RAIN WILL CONTINUE THROUGH
MUCH OF THE NIGHT...BEFORE TAPERING OFF LATE.  DUE TO THE HEAVY RAIN
EXPECTED WITH SOME OF THESE SHOWERS...A FLASH FLOOD WATCH REMAINS IN EFFECT
FOR PARTS OF SOUTHERN AND WESTERN ARIZONA UNTIL MIDNIGHT.  A FEW CITIES IN
THE WATCH ARE TUCSON...NOGALES...NOGALES...DOUGLAS...AND SIERRA VISTA.

MOTORISTS AND PEOPLE WITH OUTDOOR INTERESTS ARE URGE TO BE CAREFUL.  ROADS
MAY BECOME SLICK OR FLOODED...AND VISIBILITY POOR.  NEVER TRY TO CROSS A
FLOODED ROADWAY...MOST FLOOD DEATHS OCCUR IN AUTOMOBILES.  PEOPLE OUTDOORS
SHOULD ALSO SEEK APPROPRIATE SHELTER FROM THE LIGHTNING.
DRB

Nearby

Flash Flood Warnings in Arizona, 1995Every flash flood 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.