Alert archive / Arizona / Flash Flood Warnings in 1994
Flash Flood Warning 1, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Aug 25, 1994, 7:41 PM MST for Cochise County, Arizona. It was in force for 64 min.
The area
The counties it named.
The facts
- Issued
- Aug 25, 1994, 7:41 PM MST (02:41 UTC)
- Expired
- Aug 25, 1994, 8:45 PM MST
- In force
- 64 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Cochise County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 2.7 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.
- Mixed-layer CAPE
- 553 J/kg
- Mixed-layer CIN
- -56 J/kg
- Mixed-layer LCL
- 2202 m above ground
- 0-6 km bulk shear
- 7 kt
- 0-1 km storm-relative helicity
- 17 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUS 260241 FFWTUS AZC003-260345- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TUCSON ARIZONA 741 PM MST THU AUG 25 1994 THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 845 PM MST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEAST ARIZONA ...SOUTHWESTERN COCHISE COUNTY TUCSON WEATHER RADAR AND SPOTTER REPORTS INDICATES VERY HEAVY RAINFALL IN SOUTHWESTERN COCHISE COUNTY. THE INTERSECTION OF HIGHWAY 82 AND HIGHWAY 90 WAS BEGINNING TO RUN WITH WATER AND MOTORISTS WERE PULLING OFF THE HIGHWAY AND PARKING DUE TO VERY REDUCED VISIBILTY IN THE HEAVY RAIN. RAINFALL OF THIS INTENSITY CAN CREATE FLOODING SITUATIONS IN A VERY SHORT TIME AND PERSONS IN THE AREA SHOULD BE ALERT TO RAPIDLY RISING WATER IN FLOOD PRONE AREAS AND SEEK HIGHER GROUND IF NECESSARY. A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT. IT'S IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS. CAMPERS SHOULD AVOID CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS. 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, Aug 25, 2:02 PM MST, 5 hours 39 minutes before
AZZ009-010-252300- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON ARIZONA 202 PM MST THU AUG 25 1994 ...THUNDERSTORMS INCREASING... AT 155 PM MST WEATHER RADAR AND LIGHTNING DETECTORS INDICATED THAT THUNDERSTORM COVERAGE IN SOUTHEAST ARIZONA WAS ON THE INCREASE. THE STORNGEST STORMS WERE NEAR ARIVACA IN SOUTHERN PIMA COUNTY...A FEW MILES EAST OF PATAGONIA IN SANTA CRUZ COUNTY...AND SOUTH OF I-10 NEAR THE PIMA/COCHISE COUNTY LINE. INDIVIDUAL CELL MOVEMENT WAS TO THE SOUTHWEST AT ABOUT 10 MPH. RAINSHOWERS AND THUNDERSTORMS WILL CONTINUE TO DEVELOP IN SOUTHEAST ARIZONA THROUGHOUT THE REST OF THE AFTERNOON AND INTO THE EVENING HOURS. SOME OF THESE STORMS MAY END UP BEING QUITE STRONG. MEYER
Nearby
Flash Flood Warnings in Arizona, 1994Every flash flood warning in 1994
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.