Alert archive / Arizona / Flash Flood Warnings in 1997
Flash Flood Warning 62, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Oct 7, 1997, 3:54 PM MST for Cochise County, Arizona. It was in force for 91 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Oct 7, 1997, 3:54 PM MST (22:54 UTC)
- Expired
- Oct 7, 1997, 5:25 PM MST
- In force
- 91 min
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Cochise County, AZ
The nearest sounding before it
Tuscon, AZ (KTUS), launched 12:00Z, 10.9 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
- 202 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 1944 m above ground
- 0-6 km bulk shear
- 12 kt
- 0-1 km storm-relative helicity
- 28 m²/s²
- 0-3 km storm-relative helicity
- 45 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 072255 FFWTUS AZC003-080025- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TUCSON AZ 354 PM MST TUE OCT 7 1997 THE NATIONAL WEATHER SERVICE IN TUCSON AZ HAS ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 525 PM MST FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTHEASTERN ARIZONA ...SOUTH CENTRAL AND SOUTHEASTERN COCHISE COUNTY AT 350 PM DOPPLER RADAR CONTINUED TO DETECT HEAVY RAINFALL IN SOUTHCENTRAL AND SOUTHEAST COCLHISE COUNTY. THIS COMBINED WITH PREVIOUS RAINFALL AND RUNOFF FROM NORTHERN MEXICO IS EXPECTED TO CAUSE FLASH FLOODING AROUND SOUTHCENTRAL AND SOUTHEAST COCHISE COUNTY...INCLUDING NACO...DOUGLAS AND ELFRIDA. MEYER
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.
NWS Tucson, AZ wrote its last area forecast discussion before this flash flood warning went out at Oct 7, 2:30 PM MST, 1 hour 24 minutes earlier.
Area forecast discussion, Oct 7, 2:30 PM MST, 1 hour 24 minutes before
SOUTHEAST ARIZONA FORECAST DISCUSSION NATIONAL WEATHER SERVICE TUCSON AZ 230 PM MST TUE OCT 7 1997 COLD FRONT AND ASSOCIATED SHOWERS AND THUNDERSTORMS WILL BE EXITING SOUTHEAST AZ INTO NEW MEXICO EARLY THIS EVENING. CORE OF COLD POOL ALOFT ASSOCIATED WITH SHORT WAVE TROUGH CURRENTLY OVER FAR WEST-CENTRAL AZ BEGINNING TO TURN NORTHEASTWARD PER WATER VAPOR PICTURES AND MODELS SHOW SAME THING. THEREFORE MAIN THREAT FROM COLD POOL ALOFT INDUCED SHOWERS WILL BE TO THE NORTH OF OUR AREA BUT THE MENTION OF ISOLATED EARLY EVENING SHOWERS AND THUNDERSTORMS IN THE WESTERN ZONES EXCEPT WESTERN PIMA COUNTY STILL WARRENTED DUE TO LINGERING MOISTURE AND SOME TROUGH DYNAMICS. THE EASTERN ZONES WILL STILL SEE SCATTERED EARLY EVENING SHOWERS AND THUNDERSTORMS ASSOCIATED WITH THE COLD FRONT THEN TAPPERING OFF WITH CLEARING AFTER MIDNIGHT. OTHERWISE A COOL NIGHT IN STORE FOR SOUTHEAST AZ IN THE WAKE OF THE COLD FRONT WITH READINGS IN THE 40S AND 50S. SHORT WAVE RIDGE BUILDS INTO SOUTHEAST AZ ON WEDNESDAY FOR MOSTLY SUNNY SKIES...EXCEPT WHITE MOUNTAINS OF NORTHERN GREENLEE COUNTY WHERE SKIES WILL REMAIN PARTLY CLOUDY DUE TO RESIDUAL MOISTURE...BUT CONTINUE COOL FOR THIS TIME OF YEAR. TEMPERATURES UP 5-7 DEGREES THURSDAY AS HEIGHTS AND THICKNESS RISE UNDER BUILDING RIDGE. WINDS SHOULD RAPIDLY DIMINISH THIS EVENING BEHIND COLD FRONT. TUS 0000. COLLINS TUS...NONE
The office that day
Everything else NWS Tucson, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 7, 7:58 AM MST | Severe Thunderstorm Warning | TWC | Pima | 62 min |
| Oct 7, 8:46 AM MST | Severe Thunderstorm Warning | TWC | Pima, Pinal | 59 min |
| Oct 7, 9:45 AM MST | Severe Thunderstorm Warning | TWC | Pima, Pinal | 60 min |
| Oct 7, 10:31 AM MST | Severe Thunderstorm Warning | TWC | Santa Cruz | 59 min |
| Oct 7, 10:31 AM MST | Severe Thunderstorm Warning | TWC | Santa Cruz | 69 min |
| Oct 7, 11:58 AM MST | Severe Thunderstorm Warning | TWC | Cochise | 47 min |
| Oct 7, 12:49 PM MST | Severe Thunderstorm Warning | TWC | Pinal | 36 min |
| Oct 7, 2:37 PM MST | Flash Flood Warning | TWC | Pima | 88 min |
Nearby
Flash Flood Warnings in Arizona, 1997Every flash flood warning in 1997
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.