Flash Flood Warning 25, NWS Twin Cities, MN

Issued

Aug 19, 2007, 2:48 PM CDT (19:48 UTC)

Expired

Aug 19, 2007, 6:00 PM CDT

In force

3 hr

Issued by

NWS Twin Cities, MN

Area

Whole counties

County Watonwan County, MN

The Minneapolis radar (KMPX), 128 km from the middle of the area, began a volume at 19:47 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.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

000 
WGUS53 KMPX 191948
FFWMPX
MNC165-192300-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
248 PM CDT SUN AUG 19 2007

THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  WATONWAN COUNTY IN SOUTH CENTRAL MINNESOTA...

* UNTIL 600 PM CDT

* AT 245 PM CDT...RADAR DETECTED THUNDERSTORMS PRODUCING VERY
  HEAVY RAIN ACROSS THE SOUTHERN HALF OF WATONWAN COUNTY. THE STORMS 
  PRODUCING THE HEAVIEST RAIN WERE OVER AND TO THE SOUTH OF ST     
  JAMES. ESTIMATES FROM RADAR INDICATED THAT AROUND 2 INCHES OF RAIN 
  HAS FALLEN DURING THE PAST HOUR OVER PARTS OF THE WARNED AREA. AT 
  126 PM...A WEATHER SPOTTER REPORTED SIGNIFICANT STREET FLOODING IN 
  ST JAMES. MORE THUNDERSTORMS WITH HEAVY RAIN WERE LOCATED JUST     
  WEST OF WATONWAN COUNTY AND THESE WILL SPREAD EASTWARD ACROSS 
  THE COUNTY DURING THE REMAINDER OF THE AFTERNOON. EXPECT 
  THESE THUNDERSTORMS TO PRODUCE ANOTHER ROUND OF TORRENTIAL RAINFALL
  IN THE WARNED AREA.

* SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...DARFUR...BUTTERFIELD 
  ST JAMES...LA SALLE...GROGAN AND MADELIA.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.

LAT...LON 4387 9484 4387 9437 4409 9439 4409 9486

$$

RAH

000 
WGUS73 KMPX 192148
FFSMPX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
436 PM CDT SUN AUG 19 2007

MNC165-192300-
WATONWAN MN-
436 PM CDT SUN AUG 19 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
WATONWAN COUNTY...

AT 436 PM CDT...LAW ENFORCEMENT REPORTED SLOWLY SUBSIDING WATER OVER 
FLOODED ROADWAYS IN WATONWAN COUNTY...NAMELY IN AND AROUND ST JAMES. 
DOPPLER RADAR CONTINUED TO SHOW REDEVELOPING SHOWERS WITH ISOLATED 
EMBEDDED THUNDERSTORMS ACROSS WATONWAN COUNTY. ESTIMATES FROM 
DOPPLER RADAR ALONG WITH MEASUREMENTS INDICATE THAT TWO AND A HALF 
TO FOUR INCHES OF RAIN HAS FALLEN SINCE 11 AM OVER THE WARNED AREA 
WITH ONE TO THREE INCHES OF RAIN BEFORE THAT DURING LAST NIGHT. THE 
GROUND IS WELL SATURATED IN THE WARNED AREA...AND ADDITIONAL RAIN 
WILL RUNOFF AND CAUSE FLOODING.

SOME COMMUNITIES THAT MAY BE AFFECTED INCLUDE...BUTTERFIELD...DARFUR
LA SALLE...LEWISVILLE...MADELIA...ECHOLS AND GROGAN.

SOME WATERSHEDS THAT MAY BE AFFECTED INCLUDE...THE WATONWAN 
RIVER...BUTTERFIELD CREEK...AND THE SAINT JAMES CREEK.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE 
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. THIS INCLUDES ALONG 
WATERWAYS DOWNSTREAM OF WHERE THE HEAVY RAIN OCCURRED. DO NOT 
ATTEMPT TO FORGE FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. IF YOUR 
VEHICLE STALLS...ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.

BE ESPECIALLY CAUTIOUS AS NIGHTFALL SETS IN WHEN IT IS HARDER TO 
RECOGNIZE THE DANGERS OF FLOODS. IF FLOODING IS OBSERVED ACT 
QUICKLY. MOVE TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY 
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

LAT...LON 4387 9484 4387 9437 4409 9439 4409 9486

$$

Flash Flood Warnings in Minnesota, 2007Every flash flood warning in 2007

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.