Alert archive / Arizona / Flash Flood Warnings in 1993
Flash Flood Warning 1, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Jan 7, 1993, 7:10 PM MST for Pima County, Arizona. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Jan 7, 1993, 7:10 PM MST (02:10 UTC)
- Expired
- Jan 7, 1993, 11:15 PM MST
- In force
- 4 hr
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Pima County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 2.2 hours before the alert went out and 84 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
- 135 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 695 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 138 m²/s²
- 0-3 km storm-relative helicity
- 186 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KTUS 080213 FFWTUS AZC019-080615- BULLETIN - EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TUCSON ARIZONA 710 PM MST THU JAN 7 1993 THE NATIONAL WEATHER SERVICE IN TUCSON ARIZONA HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 1115 PM MST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL ARIZONA ...EASTERN PIMA COUNTY AT 630 PM MST A WEATHER SPOTTER LOCATED NEAR SABINO CREEK REPORTED THAT THE CREEK WAS ROARING WITH VERY HEAVY RUNOFF. THE OBSERVER HAS MEASURED 1.10 INCHES RAIN SINCE THIS MORNING...WITH HEAVY RAIN CONTINUING. THE SPOTTER SAID THAT SABINO CREEK WAS OUT OF ITS BANKS IN PLACES AND WATER WAS FLOWING IN ALL THE FLOOD CHANNELS DESIGNED TO HANDLE EXCESSIVE FLOW IN THE STREAM. ALL THE STREAMS AND WASHES DRAINING OUT OF THE CATALINA MOUNTAINS HAVE BEEN FLOWING HEAVILY ALL DAY. WITH ANOTHER BURST OF HEAVRAIN IN THE PAST COUPLE OF HOURS...THE RUNOFF WILL BE ON THE INCREASE IN SABINO AND TANQUE VERDE WASHES AS WELL AS THE RILLITO RIVER. FLOODING HAS ALSO BEEN REPORTED IN THE AVRA VALLEY AND MARANA AREAS TODAY. SOME PEOPLE WERE REPORTED STRANDED BY RISING WATERS. THE RAIN SWOLLEN RILLITO RIVER FLOWS INTO THE SANTA CRUZ WHICH THEN HEADS UP TO THE MARANA AREA...SO FURTHER PROBLEMS CAN BE EXPECTED. MANY UNBRIDGED CROSSINGS HAVE BEEN CLOSED THROUGHOUT EASTERN PIMA COUNTY. PERSONS ARE ADVISED TO STAY HOME TONIGHT. TRAVEL THROUGHOUT EASTERN PIMA COUNTY IS DISCOURAGED DUE THE FLOODING SITUATION. 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. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVE`N A SMALL ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND. WEBER
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 8, 5:41 AM MST | Flash Flood Warning | TWC | Cochise, Pima, Santa Cruz | 2 hr |
| Jan 8, 8:11 AM MST | Flash Flood Warning | TWC | Pima | 3 hr |
Nearby
Flash Flood Warnings in Arizona, 1993Every flash flood warning in 1993
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.