Alert archive / Minnesota / Flash Flood Warnings in 2016

Flash Flood Warning 3, NWS Grand Forks, ND

July 10, 2016Richland County, North Dakota; Otter Tail County, Wilkin County, Minnesota

NWS Grand Forks, ND issued this flash flood warning at Jul 10, 2016, 1:10 AM CDT for Richland County, North Dakota; Otter Tail County, Wilkin County, Minnesota. It was in force for 8 hr. 3 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 10, 2016, 1:10 AM CDT (06:10 UTC)
Expired
Jul 10, 2016, 9:00 AM CDT
In force
8 hr
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Flood severity
None

Counties Otter Tail County, MN, Wilkin County, MN, Richland County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 148 km from the middle of the area, began a volume at 06:09 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
Jul 10, 1:30 AM CDTFLASH FLOODWahpeton, NDREPORTS OF KNEE DEEP WATER ON 6TH STREET SOUTH. ALSO BASEMENTS FLOODING AND POWER OUTAGES. REPORTS POSTED TO SOCIAL MEDIA.
Jul 10, 2:00 AM CDTFLASH FLOOD3 Sse Breckenridge, MNFIELD AND FARM ACCESS ROADS FLOODING NEAR THE DORAN SLOUGH.
Jul 10, 6:32 AM CDTHEAVY RAIN 3.913 Se Breckenridge, MN24-HOUR RAINFALL.

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

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 6.2 hours before the alert went out and 204 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, Aberdeen, SD at 00:00Z on 2016-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2269 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, Aberdeen, SD at 00:00Z on 2016-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 193 square meters per square second.193958Sfc1 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
2269 J/kg
Mixed-layer CIN
-187 J/kg
Mixed-layer LCL
1392 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
193 m²/s²
0-3 km storm-relative helicity
386 m²/s²
Significant tornado parameter
0.2
Supercell composite
20.7

Open this sounding in Storm Lab

The text

As transmitted.

452 
WGUS53 KFGF 100610
FFWFGF
MNC111-167-NDC077-101400-
/O.NEW.KFGF.FF.W.0003.160710T0610Z-160710T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
110 AM CDT SUN JUL 10 2016

THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN OTTER TAIL COUNTY IN WEST CENTRAL MINNESOTA...
  SOUTHERN WILKIN COUNTY IN WEST CENTRAL MINNESOTA...
  EAST CENTRAL RICHLAND COUNTY IN SOUTHEASTERN NORTH DAKOTA...

* UNTIL 900 AM CDT SUNDAY

* AT 108 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN NEAR WAHPETON...WITH ESTIMATES OF OVER 2 INCHES OF RAIN
  IN THE PAST HOUR IN THIS AREA. IN ADDITION, A REPORT OF NEARLY 4
  INCHES OF RAIN WITH THESE THUNDERSTORMS WAS RECEIVED FROM
  WAHPETON. ADDITIONAL THUNDERSTORMS ARE EXPECTED THROUGH
  EARLY MORNING.  FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  WAHPETON...BRECKENRIDGE...MOORETON...FOXHOME...DWIGHT...DORAN AND
  GALCHUTT.

ALSO INCLUDES INTERSTATE 29 BETWEEN MILE MARKERS 20 AND 35.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 4626 9699 4645 9687 4632 9615 4608 9629

$$

JAM
2 follow-up statements
268 
WGUS73 KFGF 100850
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
350 AM CDT SUN JUL 10 2016

MNC111-167-NDC077-101400-
/O.CON.KFGF.FF.W.0003.000000T0000Z-160710T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OTTER TAIL MN-WILKIN MN-RICHLAND ND-
350 AM CDT SUN JUL 10 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 900 AM CDT FOR
SOUTHWESTERN OTTER TAIL...SOUTHERN WILKIN AND EAST CENTRAL RICHLAND
COUNTIES...

AT 344 AM CDT...DOPPLER RADAR INDICATED OVER 4 INCHES OF RAIN HAS
FALLEN SINCE LAST EVENING...WITH REPORTS OF SOME HIGHER TOTALS IN
THE WAHPETON AREA. REPORTS OF WATER OVER ROADWAYS AND FLOODED
BASEMENTS HAVE BEEN RECEIVED NEAR WAHPETON. ALTHOUGH THE HEAVIEST
RAIN HAS ENDED...WATER MAY REMAIN HIGH OVER THE NEXT SEVERAL HOURS. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
WAHPETON...BRECKENRIDGE...MOORETON...FOXHOME...DWIGHT...DORAN AND
GALCHUTT.

ALSO INCLUDES INTERSTATE 29 BETWEEN MILE MARKERS 20 AND 35.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.

&&

LAT...LON 4626 9699 4645 9687 4632 9615 4608 9629

$$

JAM
683 
WGUS73 KFGF 101355
FFSFGF

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
855 AM CDT SUN JUL 10 2016

MNC111-167-NDC077-101404-
/O.EXP.KFGF.FF.W.0003.000000T0000Z-160710T1400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OTTER TAIL MN-WILKIN MN-RICHLAND ND-
855 AM CDT SUN JUL 10 2016

...THE FLASH FLOOD WARNING FOR SOUTHWESTERN OTTER TAIL...SOUTHERN
WILKIN AND EAST CENTRAL RICHLAND COUNTIES WILL EXPIRE AT 900 AM
CDT...

THE HEAVY RAIN HAS ENDED AND FLOOD WATERS ARE RECEDING. FLOODING IS
NO LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO HEED ANY
REMAINING ROAD CLOSURES.

LAT...LON 4626 9699 4645 9687 4632 9615 4608 9629

$$

HOPKINS

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 9, 7:30 PM CDTSevere Thunderstorm WarningFGFCass, Grand Forks, Steele, Traill, Walsh60 min
Jul 9, 8:09 PM CDTSevere Thunderstorm WarningFGFBenson, Eddy66 min
Jul 9, 8:25 PM CDTTornado WarningFGFEddy20 min
Jul 9, 8:31 PM CDTSevere Thunderstorm WarningFGFCass, Grand Forks, Traill44 min
Jul 9, 8:49 PM CDTSevere Thunderstorm WarningFGFGrand Forks, Steele, Traill41 min
Jul 9, 9:08 PM CDTSevere Thunderstorm WarningFGFCass, Traill52 min
Jul 9, 9:25 PM CDTSevere Thunderstorm WarningFGFGriggs, Steele50 min
Jul 9, 9:30 PM CDTSevere Thunderstorm WarningFGFCass, Steele, Traill45 min
Jul 9, 10:13 PM CDTSevere Thunderstorm WarningFGFCass, Traill62 min
Jul 9, 11:09 PM CDTSevere Thunderstorm WarningFGFBarnes, Cass66 min
Jul 9, 11:13 PM CDTSevere Thunderstorm WarningFGFCass, Richland62 min
Jul 10, 12:02 AM CDTSevere Thunderstorm WarningFGFRichland58 min
Jul 10, 12:11 AM CDTSevere Thunderstorm WarningFGFBarnes, Cass, Ransom64 min
Jul 10, 12:46 AM CDTSevere Thunderstorm WarningFGFRansom, Richland, Sargent59 min
Jul 10, 1:41 AM CDTSevere Thunderstorm WarningFGFRichland42 min
Jul 9, 10:00 PM CDTSevere Thunderstorm WarningFGFBecker, Clay, Mahnomen, Norman, Otter Tail60 min
Jul 9, 10:57 PM CDTSevere Thunderstorm WarningFGFBecker, Clay, Otter Tail, Wilkin63 min
Jul 9, 11:55 PM CDTSevere Thunderstorm WarningFGFGrant, Otter Tail, Wilkin65 min
Jul 10, 12:52 AM CDTSevere Thunderstorm WarningFGFGrant, Otter Tail, Wadena, Wilkin53 min

Nearby

Flash Flood Warnings in Minnesota, 2016Flash Flood Warnings in North Dakota, 2016Every flash flood warning in 2016

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.