Flash Flood Warning 17, NWS Flagstaff, AZ

Issued

Sep 19, 2004, 2:28 PM MST (21:28 UTC)

Expired

Sep 19, 2004, 4:15 PM MST

In force

107 min

Issued by

NWS Flagstaff, AZ

Area

Counties, with a storm outline in the text

County Yavapai County, AZ

Not verified. The Iowa Environmental Mesonet's Cow found no qualifying storm report inside this flash flood warning while it was in force. That is not proof nothing happened: reports are thin where few people live.

Cow counts a report within 15 km of the polygon while the warning was in force: a tornado for a tornado warning; hail of 1 inch or more, a gust of 58 mph or more or wind damage for a severe thunderstorm warning; a flash flood report for a flash flood warning.

000 
WGUS55 KFGZ 192128
FFWFGZ
AZC025-200015-
/X.NEW.KFGZ.FF.W.0006.040919T2113Z-040920T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
228 PM MST SUN SEP 19 2004

THE NATIONAL WEATHER SERVICE IN FLAGSTAFF HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL YAVAPAI COUNTY IN WEST CENTRAL ARIZONA
  THIS INCLUDES THE CITY OF PAULDEN

* UNTIL 515 PM MST

* AT 228 PM MST...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH
  FLOODING IN THE BIG CHINO WASH IN THE PAULDEN AREA. 

EXCESSIVE RUNOFF FROM EARLIER STORMS WILL CONTINUE TO CAUSE FLASH 
FLOODING IN THE BIG CHINO WASH. ADDITIONALLY...OTHER LOW LYING AREAS 
ARE SUBJECT TO FLASH FLOODING.

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
FLAGSTAFF.

LAT...LON 3483 11278 3466 11238 3472 11227 3498 11271

$$

NWS Flagstaff, AZ wrote its last area forecast discussion before this flash flood warning went out at Sep 19, 9:30 AM MST, 4 hours 58 minutes earlier.

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE FLAGSTAFF AZ
930 AM MST SUN SEP 19 2004

.SYNOPSIS...SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS NORTHERN
ARIZONA TODAY. THE RAIN WILL BE HEAVY AT TIMES...ESPECIALLY OVER THE
HIGHER ELEVATIONS OF YAVAPAI COUNTY...GILA COUNTY...THE MOGOLLON
RIM...AND THE WHITE MOUNTAINS. IN ADDITION TO THE RAIN...LOCALLY
WINDY CONDITIONS ARE EXPECTED ACROSS THE REGION AS A COLD FRONT
APPROACHES FROM THE WEST. THIS FRONT WILL END THE RAINFALL MONDAY
AFTERNOON OR EVENING...AND WILL BRING COOLER TEMPERATURES TO MUCH OF
THE STATE FOR NEXT WEEK.

&&

.DISCUSSION...
BUSY MORNING WITH CONVECTION AND FLOODING ISSUES. UPPER TROF OVER
CALIF CONTINUES TO MOVE SLOWLY EAST WITH STRONG SW FLOW ALOFT INTO
THE STATE. DEEP SUBTROPICAL MOISTURE IS BEING PULLED NORTHWARD
AHEAD OF THE TROUGH...THE REMAINS OF JAVIER. HEAVY RAINS OCCURRING
OVER THE UPSLOPE AREAS OF YAVAPAI AND THE CENTRAL RIM AREAS ATTM. THE
LIFT IS BEING ENHANCED BY GOOD OROGRAPHIC FLOW AND JET ALOFT. DRIER
AIR SEEN JUST TO THE WEST OF THE CWA WITH THE GFS PROGGING SOME UPPER
LEVEL DRYING LATER TODAY. ISOLATED SEVERE STORMS POSSIBLE AS SHEARS
PROFILES REMAIN STRONG WITH AN UPSWING POSSIBLE IN THE WESTERN CWA
IF THE AREA SEES ANY AFTERNOON HEATING. NO TIME TO LOOK AT LATER
PERIODS THIS MORNING. FLASH FLOOD WATCH REMAINS IN EFFECT ALONG WITH
NUMEROUS OTHER FLOOD PRODUCTS. DF

&&

.FGZ WATCHES/WARNINGS/ADVISORIES...

FLASH FLOOD WATCH AZ ZONES 006>008...015>018/37/38 UNTIL MIDNIGHT
MST TONIGHT.

&&

Flash Flood Warnings in Arizona, 2004Every flash flood warning in 2004

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.