Alert archive / Arizona / Flash Flood Warnings in 1997
Flash Flood Warning 11, NWS Phoenix, AZ
NWS Phoenix, AZ issued this flash flood warning at Aug 30, 1997, 4:44 PM MST for La Paz County, Arizona. It was in force for 61 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
- Aug 30, 1997, 4:44 PM MST (23:44 UTC)
- Expired
- Aug 30, 1997, 5:45 PM MST
- In force
- 61 min
- Issued by
- NWS Phoenix, AZ
- Area
- Whole counties
County La Paz County, AZ
The radar
The Yuma radar (KYUX), 151 km from the middle of the area, began a volume at 23:47 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KPHX 302344 FFWPHX AZC012-310045- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE PHOENIX AZ 444 PM MST SAT AUG 30 1997 * FLASH FLOOD WARNING FOR EAST CENTRAL LA PAZ COUNTY IN WEST CENTRAL ARIZONA * UNTIL 545 PM MST * SOME LOCATIONS AFFECTED SALOME WENDEN LOVE STATE ROUTE 60 * AT 440 PM MST RADAR ESTIMATED RAINFALL RATES OF 2 INCHES SINCE 340 PM MST IN SALOME AND WENDEN. AS A RESULT...FLASH FLOObDING IS OCCURRING OR IMMINENT IN THE WARNING LOCATIONS.
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 30, 3:18 PM MST, 1 hour 26 minutes before
AZZ020>025-CAZ030>033-311130- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE PHOENIX AZ 245 PM MST/PDT SAT AUG 30 1997 ...A FLASH FLOOD WATCH IS IN EFFECT FOR MUCH OF ARIZONA UNTIL 9 PM MST... ...MODERATE RISK OF SEVERE THUNDERSTORMS OVER MARICOPA AND NORTHWEST PINAL COUNTIES THIS AFTERNOON AND TONIGHT... ...SLIGHT RISK OF SEVERE THUNDERSTORMS OVER LA PAZ...SOUTHERN GILA...AND FAR NORTHERN YUMA COUNTIES THIS AFTERNOON AND TONIGHT... OUTFLOWS FROM THUNDERSTORMS OVER NORTHWEST AND SOUTHEAST ARIZONA ARE ANTICIPATED TO MOVE INTO MARICOPA AND NORTHWEST PINAL COUNTIES THIS EVENING...AND GENERATE THUNDERSTORMS WHICH COULD PRODUCE VERY HEAVY RAINFALL IN EXCESS OF 1 INCH PER HOUR...WHICH COULD LEAD TO FLOODING OF STREETS AND WASHES..AND DAMAGING WINDS. IF ANY SEVERE STORMS FORM...THEY WILL MOST LIKELY OCCUR BETWEEN 5 PM AND 10 PM. THE PRIMARY THREAT FROM THUNDERSTORMS OVER LA PAZ...SOUTHERN GILA...AND FAR NORTHERN YUMA COUNTIES WILL BE HEAVY RAIN IN EXCESS OF 1 INCH PER HOUR WHICH COULD LEAD TO FLOODING OF STREETS OR WASHES. THE STORMS WILL LIKELY PRODUCE WINDS GUSTS TO NEAR 50 MPH...ALSO. THE THREAT OF SEVERE WEATHER IN THESE COUNTIES ARE EXPECTED TO END BY 9 PM. THE AIR MASS OVER THE SOUTHWEST U.S. HAS BECOME QUITE MOIST AND UNSTABLE ...THUS THERE IS A THREAT OF THUNDERSTORMS FORMING ANYWHERE IN THE OUTLOOK AREA. HOWEVER...OUTSIDE THE AREAS WHERE THERE IS A RISK OF SEVERE THUNDERSTORMS...ONLY ISOLATED THUNDERSTORMS WITH STRONG WINDS TO NEAR 50 MPH...DENSE BLOWING DUST OR SAND...AND BRIEF HEAVY RAIN ARE EXPECTED. .................................................................... FOR PURPOSES OF THIS OUTLOOK...SEVERE WEATHER REFERS TO ANY OF THE FOLLOWING...DAMAGING WINDS IN EXCESS OF 57 MPH...HAIL 3/4 INCH IN DIAMETER OR LARGER...AND LOCALLY HEAVY RAINFALL WHICH RESULTS IN RUNNING WASHES OR FLOODING. THE OUTLOOK AREA INCLUDES THE FOLLOWING COUNTIES... IN ARIZONA IN CALIFORNIA MARICOPA IMPERIAL SOUTHERN GILA CENTRAL/EASTERN RIVERSIDE NORTHWEST PINAL YUMA LA PAZ ....................................................................
The office that day
Everything else NWS Phoenix, AZ issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 30, 4:21 PM MST | Severe Thunderstorm Warning | PSR | Maricopa | 49 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; radar from the NEXRAD Level II archive.