Alert archive / Arizona / Flash Flood Warnings in 1990

Flash Flood Warning 67, NWS Phoenix, AZ

October 1, 1990Yuma County, Arizona

NWS Phoenix, AZ issued this flash flood warning at Oct 1, 1990, 4:16 PM MST for Yuma County, Arizona. It was in force for 44 min.

The area

The counties it named.

The facts

Issued
Oct 1, 1990, 4:16 PM MST (23:16 UTC)
Expired
Oct 1, 1990, 5:00 PM MST
In force
44 min
Issued by
NWS Phoenix, AZ
Area
Whole counties

County Yuma County, AZ

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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, Oct 1, 3:11 PM MST, 1 hour 5 minutes before
AZZ007-020200

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE YUMA AZ
310 PM MST SUN SEP 30 1990

...A THUNDERSTORM DEVELOPED RAPIDLY OVER THE GILA MOUNTAINS...EAST OF
YUMA...

RAINFALL BEGAN AROUND 2:30 THIS AFTERNOON...AND HALF INCH HAIL WAS
OBSERVED. WINDS WERE NOT STRONG...AROUND 25 MPH...BUT AN INCH OF RAIN
WAS ESTIAMTED IN ABOUT 15 MINUTES...WITH RUNNING WASHES. THE STORM WAS
MOVING SLOWLY TO THE SOUTH...AND SHOWERS WERE DECREASING SINCE 3 PM.

MORE THUNDERSTORMS WERE DEVELOPING IN SOUTHWEST ARIZONA...AS A LOW
PRESSURE SYSTEM IN THE AREA MOVED SLOWLY EAST. MOTORISTS SHOULD
TRAVEL WITH CAUTION AND NOT TRY TO CROSS RUNNING WASHES...BECAUSE A
CAR CAN EASILY LOSE TRACTION AND BE SWEPT OFF THE ROAD.

THUNDERSTORMS WILL DECREASE AFTER DARK AS THE LOW PRESSURE SYSTEM MOVES
EAST AND THE AIR COOLS.
.
MATHESON

The office that day

Everything else NWS Phoenix, AZ issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 1, 4:16 PM MSTSevere Thunderstorm WarningPSRYuma44 min

Nearby

Flash Flood Warnings in Arizona, 1990Every flash flood warning in 1990

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.