Alert archive / Minnesota / Flash Flood Warnings in 2010
Flash Flood Warning 13, NWS Grand Forks, ND
NWS Grand Forks, ND issued this flash flood warning at Jun 17, 2010, 9:57 AM CDT for Norman County, Minnesota. It was in force for 12 hr. 1 report 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
- Jun 17, 2010, 9:57 AM CDT (14:57 UTC)
- Expired
- Jun 17, 2010, 10:00 PM CDT
- In force
- 12 hr
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Flood severity
- None
County Norman County, MN
The radar
The Fargo/Grand Forks radar (KMVX), 65 km from the middle of the area, began a volume at 15:01 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 17, 10:55 AM CDT | FLASH FLOOD | 8 E Perley, MN | RAINFALL OF FROM 4 TO 5 INCHES PRODUCED WIDEPREAD FLOODING OF FIELDS AND FARM ACCESS ROADS ACROSS SOUTHERN PORTIONS OF MARY TOWNSHIP. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
International Fa, MN (KINL), launched 12:00Z, 3.0 hours before the alert went out and 280 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 782 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 71 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
377 WGUS53 KFGF 171457 FFWFGF MNC107-180300- /O.NEW.KFGF.FF.W.0013.100617T1457Z-100618T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 957 AM CDT THU JUN 17 2010 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * FLASH FLOOD WARNING FOR... NORMAN COUNTY IN NORTHWEST MINNESOTA... * UNTIL 1000 PM CDT THURSDAY * AT 953 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL MOVING THROUGH NORMAN COUNTY. RAINFALL RATES OF OVER TWO INCHES PER HOUR HAVE BEEN REPORTED WITH THESE THUNDERSTORMS. THE LINE OF THUNDERSTORMS EXTENDS TO THE SOUTHWEST AND THESE WILL TRAIN OVER THE SAME AREA OVER THE NEXT TWO HOURS. RAINFALL AMOUNTS OF OVER 4 INCHES ARE POSSIBLE BY NOON. * RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... ADA...HALSTAD...TWIN VALLEY...BORUP...FAITH...FLAMING AND FLOM. ADDITIONAL THUNDERSTORMS ARE EXPECTED TO REDEVELOP THIS AFTERNOON WITH ADDITIONAL 1 TO 2 INCHES OF RAINFALL POSSIBLE. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND DONT DROWN. AVOID DRIVING ON FLOODED ROADS. MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. && LAT...LON 4715 9683 4749 9685 4750 9607 4716 9608 $$ BRAMER
2 follow-up statements
491 WGUS73 KFGF 171608 FFSFGF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 1107 AM CDT THU JUN 17 2010 MNC107-180300- /O.CON.KFGF.FF.W.0013.000000T0000Z-100618T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NORMAN MN- 1107 AM CDT THU JUN 17 2010 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1000 PM CDT THURSDAY FOR NORMAN COUNTY... AT 1105 AM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAINFALL ACROSS MUCH OF NORMAN COUNTY. DOPPLER RADAR HAS ESTIMATED THE HEAVIEST RAINFALL BETWEEN BORUP AND ADA WITH STORM TOTALS AROUND 4 INCHES. A NUMBER OF FLOODED FIELDS CAN BE EXPECTED. RAPID RISES ALONG THE WILD RICE AND MARSH RIVERS CAN BE ANTICIPATED THIS AFTERNOON. RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO OCCUR. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...ADA... HALSTAD...TWIN VALLEY...BORUP...FAITH...FLAMING AND FLOM. ADDITIONAL THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS AFTERNOON WITH MORE HEAVY RAINFALL POSSIBLE. AN ADDITIONAL 1 TO 2 INCHES MAY OCCUR BY EVENING. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND DONT DROWN. AVOID DRIVING ON FLOODED ROADS. MOST FLOOD RELATED DEATHS OCCUR IN AUTOMOBILES. && LAT...LON 4715 9683 4749 9685 4750 9607 4716 9608 $$ BRAMER
204 WGUS73 KFGF 180248 FFSFGF FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 947 PM CDT THU JUN 17 2010 MNC107-180300- /O.CON.KFGF.FF.W.0013.000000T0000Z-100618T0300Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ NORMAN MN- 947 PM CDT THU JUN 17 2010 ...THE FLASH FLOOD WARNING EXPIRES AT 1000 PM CDT FOR NORMAN COUNTY... IT HAS BEEN MORE THAN 6 HOURS SINCE THE HEAVY RAINS FELL IN THE UPPER RED RIVER BASIN. THERE HAVE BEEN AND WILL BE A FEW MINOR RISES IN THE MAINSTEM AND TRIBUTARIES...RUNOFF HAS LONG SINCE DECREASED AND THE THREAT FOR FLASH FLOODING HAS ENDED. THEREFORE THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE AT 1000 PM AS PLANNED. && LAT...LON 4715 9683 4749 9685 4750 9607 4716 9608 $$ EWENS
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 17, 8:53 AM CDT | Severe Thunderstorm Warning | FGF | Clay, Norman | 67 min |
| Jun 17, 9:35 AM CDT | Flash Flood Warning | FGF | Clay | 12 hr |
| Jun 17, 11:56 AM CDT | Severe Thunderstorm Warning | FGF | Becker, Beltrami, Clearwater, Hubbard, Mahnomen, Polk | 64 min |
| Jun 17, 1:19 PM CDT | Severe Thunderstorm Warning | FGF | Beltrami, Hubbard | 56 min |
| Jun 17, 3:07 PM CDT | Tornado Warning | FGF | Otter Tail, Wadena | 53 min |
| Jun 17, 3:27 PM CDT | Tornado Warning | FGF | Becker, Clay, Clearwater, Mahnomen, Norman, Polk | 63 min |
| Jun 17, 3:38 PM CDT | Tornado Warning | FGF | Becker, Otter Tail | 67 min |
| Jun 17, 3:55 PM CDT | Tornado Warning | FGF | Otter Tail, Wadena | 65 min |
| Jun 17, 4:04 PM CDT | Tornado Warning | FGF | Beltrami, Clearwater, Pennington, Polk, Red Lake | 56 min |
| Jun 17, 4:21 PM CDT | Tornado Warning | FGF | Becker, Clearwater, Hubbard, Mahnomen, Otter Tail, Wadena | 54 min |
| Jun 17, 4:29 PM CDT | Tornado Warning | FGF | Marshall, Polk | 46 min |
| Jun 17, 4:56 PM CDT | Tornado Warning | FGF | Becker, Clearwater, Hubbard, Otter Tail, Wadena | 64 min |
| Jun 17, 5:01 PM CDT | Tornado Warning | FGF | Marshall, Polk | 44 min |
| Jun 17, 5:09 PM CDT | Tornado Warning | FGF | Beltrami, Clearwater, Marshall, Pennington, Polk, Red Lake | 51 min |
| Jun 17, 5:15 PM CDT | Tornado Warning | FGF | Polk | 30 min |
| Jun 17, 5:24 PM CDT | Tornado Warning | FGF | Marshall | 51 min |
| Jun 17, 5:28 PM CDT | Tornado Warning | FGF | Polk | 46 min |
| Jun 17, 5:35 PM CDT | Tornado Warning | FGF | Norman, Polk | 55 min |
| Jun 17, 5:54 PM CDT | Tornado Warning | FGF | Lake of the Woods, Roseau | 51 min |
| Jun 17, 5:59 PM CDT | Tornado Warning | FGF | Clearwater, Mahnomen, Marshall, Norman, Pennington, Polk and 1 more | 61 min |
| Jun 17, 6:38 PM CDT | Tornado Warning | FGF | Kittson, Roseau | 67 min |
| Jun 17, 6:51 PM CDT | Tornado Warning | FGF | Becker, Beltrami, Clearwater, Hubbard | 54 min |
| Jun 17, 6:58 PM CDT | Tornado Warning | FGF | Beltrami, Clearwater, Marshall, Pennington, Polk, Red Lake | 47 min |
Nearby
Flash Flood Warnings in Minnesota, 2010Every flash flood warning in 2010
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.