Alert archive / Arizona / Flash Flood Warnings in 2000
Flash Flood Warning 22, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Aug 17, 2000, 8:10 PM MST for Pima County, Arizona. It was in force for . No storm report in the archive falls inside the area while it was in force.
The area
The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.
The facts
- Issued
- Aug 17, 2000, 8:10 PM MST (03:10 UTC)
- Expired
- Aug 17, 2000, 8:00 PM MST
- In force
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties; the outline is the Mesonet’s reconstruction
County Pima County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 3.2 hours before the alert went out and 59 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
- 188 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 2592 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -11 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS55 KTWC 180307
FFWTWC
AZC019-180400-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TUCSON AZ
810 PM MST THU AUG 17 2000
THE NATIONAL WEATHER SERVICE IN TUCSON HAS EXTENDED THE FLASH FLOOD
WARNING IN THE MARANA AREA UNTIL 9PM.
* FLASH FLOOD WARNING FOR...
NORTH CENTRAL PIMA COUNTY IN ARIZONA
INCLUDING MARANA
* UNTIL 900 PM MST
* AT 810 PM MST...THE RAIN IN THE MARANA AREA WAS TAPERING OFF.
HOWEVER...ROADS REMAIN IMPASSABLE IN SOME SPOTS. MARANA POLICE
REPORT THAT TANGERINE AND TWIN PEAKS ROADS WERE CLOSED.
* THE THUNDERSTORMS WITH EXCESSIVE RAINFALL ARE MOVING TO THE
SOUTHWEST.
DUE TO ROAD CLOSURES IN THE MARANA AREA...THE FLASH FLOOD WARNING
HAS BEEN EXTENDED UNTIL 9PM. THE RAIN HAS TAPERED OFF AND IS MOVING
TO THE WEST. NO THUNDERSTORMS ARE EXPECTED IN THE AREA THROUGH 9PM.
WATER WILL GRADUALLY RECEDE FROM THE AREA THAT IS FLOODED BY 9PM.
PERSONS DRIVING THROUGH NORTHWEST TUCSON TO MARANA FROM ORACLE ROAD
WEST TO PICTURE ROCKS SHOULD BE ALERT TO WATER COVERED ROADS. DO NOT
DRIVE AROUND BARRIERS OR THROUGH FLOWING WATER. THE FLOWING WATER
MAY HAVE DAMAGED THE ROAD.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE. IF YOUR VEHICLE STALLS, ABANDON IT IMMEDIATELY AND SEEK
HIGHER GROUND.
TO REPORT SEVERE WEATHER HAVE THE NEAREST LAW ENFORCEMENT AGENCY
RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
TUCSON.
LAT...LON 3266 11157 3230 11132 3233 11101 3285 11118The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 5:00 PM MST | Severe Thunderstorm Warning | TWC | Pima | 45 min |
| Aug 17, 5:04 PM MST | Flash Flood Warning | TWC | Pima | 26 min |
| Aug 17, 7:00 PM MST | Flash Flood Warning | TWC | Pima, Pinal | |
| Aug 17, 7:20 PM MST | Flash Flood Warning | TWC | Pima, Pinal | |
| Aug 17, 7:45 PM MST | Flash Flood Warning | TWC | Cochise | 30 min |
Nearby
Flash Flood Warnings in Arizona, 2000Every flash flood warning in 2000
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.