Alert archive / North Dakota / Flash Flood Warnings in 2007

Flash Flood Warning 7, NWS Grand Forks, ND

June 17, 2007Barnes County, North Dakota

NWS Grand Forks, ND issued this flash flood warning at Jun 17, 2007, 3:29 AM CDT for Barnes County, North Dakota. It was in force for 9 hr. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 17, 2007, 3:29 AM CDT (08:29 UTC)
Expired
Jun 17, 2007, 12:00 PM CDT
In force
9 hr
Issued by
NWS Grand Forks, ND
Area
Whole counties

County Barnes County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 87 km from the middle of the area, began a volume at 08:31 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.

What was reported inside it

TimeReportWhereRemark
Jun 17, 6:00 AM CDTFLASH FLOOD12 N Oriska, NDWATER WAS FLOWING OVER STATE HIGHWAY 32 AT NUMEROUS SPOTS BETWEEN MILE MARKER 86 AND 91.

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

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 8.5 hours before the alert went out and 201 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.

Skew-T log-pSkew-T log-p diagram, Bismarck Municip, ND at 00:00Z on 2007-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 10 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 2007-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
10 J/kg
Mixed-layer CIN
-277 J/kg
Mixed-layer LCL
1366 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS53 KFGF 170831
FFWFGF
NDC003-171700-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
329 AM CDT SUN JUN 17 2007

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  CENTRAL BARNES COUNTY IN SOUTHEAST NORTH DAKOTA...
  THIS INCLUDES THE CITY OF VALLEY CITY...

* UNTIL NOON CDT

* AT 327 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
2 TO 3 INCHES OF RAIN HAS FALLEN NEAR URBANA AND ECKELSON. 
ADDITIONAL RAINFALL AMOUNTS OF UP TO 2 INCHES ARE POSSIBLE IN THE 
VALLEY CITY AREA THROUGH 5 AM. THIS WILL LIKELY CAUSE FLASH FLOODING 
THROUGHOUT THE COUNTY AS STORMS CONTINUE TO DEVELOP OVER BARNES 
COUNTY THROUGH 5 AM.

* SOME LOCATIONS IN THE WARNING INCLUDE VALLEY CITY...SANBORN...
  ROGERS AND ORISKA.

MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL
FLOAT MOST CARS DOWNSTREAM.

LAT...LON 4670 9834 4671 9769 4715 9775 4715 9835

$$
DK
1 follow-up statement
000 
WGUS73 KFGF 171115
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
600 AM CDT SUN JUN 17 2007

NDC003-171700-
BARNES ND-
600 AM CDT SUN JUN 17 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL NOON CDT FOR CENTRAL
BARNES COUNTY...

RADAR INDICATES THAT 2 TO 4 INCHES OF RAIN FELL ALONG A LINE FROM 
NEAR URBANA EAST INTO THE VALLEY CITY AREA. EXPECT RAPID RISES ON 
SMALL STREAMS AND DITCHES THAT FEED INTO THE SHEYENNE RIVER. 

MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE YOUR
VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL
FLOAT MOST CARS DOWNSTREAM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1000 AM CDT SUNDAY MORNING
FOR NORTHWESTERN MINNESOTA.

LAT...LON 4670 9834 4671 9769 4715 9775 4715 9835

$$
DK

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 17, 1:39 AM CDTSevere Thunderstorm WarningFGFBarnes66 min
Jun 17, 2:37 AM CDTWind AdvisoryFGFBarnes, Cass, Grand Forks, Ransom, Richland, Sargent and 2 more13 hr
Jun 17, 2:43 AM CDTSevere Thunderstorm WarningFGFBarnes62 min
Jun 17, 3:12 AM CDTTornado WarningFGFBarnes, Cass63 min
Jun 17, 3:36 AM CDTSevere Thunderstorm WarningFGFCass54 min
Jun 17, 4:16 AM CDTTornado WarningFGFBarnes, Cass, Ransom59 min
Jun 17, 3:04 PM CDTFlash Flood WatchFGFBarnes, Cass, Ransom, Richland, Sargent13 hr

Nearby

Flash Flood Warnings in North Dakota, 2007Every flash flood warning in 2007

Sources

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.