Alert archive / Arizona / Flash Flood Warnings in 1989
Flash Flood Warning 3, NWS Tucson, AZ
NWS Tucson, AZ issued this flash flood warning at Aug 16, 1989, 5:10 PM MST for Pima County, Arizona. It was in force for 2 hr.
The area
The counties it named.
The facts
- Issued
- Aug 16, 1989, 5:10 PM MST (00:10 UTC)
- Expired
- Aug 16, 1989, 7:30 PM MST
- In force
- 2 hr
- Issued by
- NWS Tucson, AZ
- Area
- Whole counties
County Pima County, AZ
The radar
The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.
The nearest sounding before it
Tuscon, AZ (KTUS), launched 00:00Z, 0.2 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- NaN m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 64 m²/s²
- 0-3 km storm-relative helicity
- 89 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 170021 COR FFWTUS AZC019-170230- BULLETIN...EBS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE TUCSON AZ 510 PM MST WED AUG 16 1989 THE NATIONAL WEATHER SERVICE OFFICE IN TUCSON HAS ISSUED A FLASH FLOOD WARNING UNTIL 730 PM MST FOR PEOPLE IN THE FOLLOWING COUNTY OF SOUTHEAST ARIZONA..NORTHEAST PIMA AT 505 PM AUTOMATIC RAIN GUAGES AT THE HEADWATERS OF THE TANQUE VERDE CREEK HAD REGISTERED TWO AND A HALF INCHES OF RAIN IN THE LAST HOUR. IT IS LIKELY THAT FLOODING IS OCCURING ALONG THE TANQUE VERDE AND WILL CONTINUE DOWN STREAM UNTIL IT JOINS THE AGUA CALIENTE WASH. PERSONS IN THIS AREA SHOULD SEEK HIGHER GROUND IMMEDIATELY. A FLASH FLOOD WARNING MEANS FLOODING HAS ALREADY OCCURRExD OR IS IMMINENT. PEOPLE IN THE AFFECTED AREA SHOULD BE ON THE LOOKOUT FOR RISING WATER. $$ NORDQUIST 16/0010Z
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 16, 12:29 PM MST, 4 hours 41 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 1230 PM MST WED AUG 16 1989 AT 1220 PM RADAR OBSERVATIONS INDICATED THUNDERSTORMS WERE DEVELOPING IN EASTERN SANTA CRUZ AND COCHISE COUNTIES. THE THUNDERSTORMS ARE LOCATED JUST SOUTHWEST OF SIERRA VISTA IN EASTERN SANTA CRUZ COUNTY ...AFFECTING THE SONOITA AND PATAGONIA AREAS. THESE STORMS MAY ALSO AFFECT THE NOGALES AREA IN THE NEXT 1 TO 2 HOURS. ANOTHER GROUP OF THUNDERSTORMS IS LOCATED NORTHEAST OF DOUGLAS. THE THUNDERSTORMS ARE MOVING SOUTHWEST AT 5 TO 10 MPH. PEPOLE IN THE COMMUNITIES OF PATAGONIA...SONOITA...DOUGLAS AND NOGALES SHOULD KEEP ABREAST OF THE WEATHER CONDITIONS AND TAKE PRECAUTIONS TO SECURE PERSONAL SAFETY AND PROPERTY. .REMEMBER...THUNDERSTORMS CAN PRODUCE HEAVY RAINS...FLASH FLOODING OF LOW-LYING AREAS...STRONG GUSTY WINDS...AND DANGEROUS LIGHTNING. > ROBINSON/IMES
Special weather statement, Aug 16, 2:43 PM MST, 2 hours 27 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE TUCSON AZ 240 PM MST WED AUG 16 1989 AT 230 PM RADAR OBSERVATIONS INDICATED STRONG THUNDERSTORMS WERE OVER SANTA CRUZ AND COCHISE COUNTIES. THESE THUNDERSTORMS ARE MOVING WEST VERY SLOWLY. THE STRONGEST STORM WAS LOCATED JUST SOUTH OF ARIVACA ALONG I-19. ANOTHER STRONG STORM WAS LOCATED NEAR TOMBSTONE. PEPOLE IN THE COMMUNITIES ALONG I-19 FROM GREEN VALLEY TO NOGALES AND MOTORISTS ALONG I-19 AS WELL AS TOMBSTONE AND FORT HUACHUCA...STAY ABREAST OF WEATHER CONDITIONS AND TAKE NECESSARY PRECAUTIONS TO SECURE PERSONAL SAFETY AND PROPERTY. .REMEMBER...THUNDERSTORMS CAN PRODUCE HEAVY RAINS...FLASH FLOODING OF LOW-LYING AREAS...STRONG GUSTY W"INDS...AND DANGEROUS LIGHTNING. > NORDQUIST
Nearby
Flash Flood Warnings in Arizona, 1989Every flash flood warning in 1989
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.