Alert archive / North Dakota / Flash Flood Warnings in 2001
Flash Flood Warning 34, NWS Grand Forks, ND
NWS Grand Forks, ND issued this flash flood warning at Aug 14, 2001, 9:35 PM CDT for Eddy County, North Dakota. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 14, 2001, 9:35 PM CDT (02:35 UTC)
- Expired
- Aug 15, 2001, 3:30 AM CDT
- In force
- 6 hr
- Issued by
- NWS Grand Forks, ND
- Area
- Whole counties
County Eddy County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 120 km from the middle of the area, began a volume at 02:36 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.
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.6 hours before the alert went out and 172 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
- 2390 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 1983 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 3 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KFGF 150236 FFWFAR NDC027-150830- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND 935 PM CDT TUE AUG 14 2001 THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A * FLASH FLOOD WARNING FOR... EDDY COUNTY IN NORTHEASTERN NORTH DAKOTA * UNTIL 330 AM CDT * AT 926 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH VERY HEAVY RAIN OVER MUCH OF EDDY COUNTY... PUSHING GRADUALLY TO THE SOUTH AND EAST. ADDITIONAL STORMS CONTINUE TO DEVELOP WESTWARD. * RAINFALL RATES OF ONE TO TWO INCHES PER HOUR WILL OCCUR IN EDDY COUNTY OVER THE NEXT COUPLE HOURS...AS THUNDERSTORMS CONTINUE TO DEVELOP AND PUSH INTO THE AREA. DOPPLER RADAR ESTIMATES THAT OVER TWO INCHES OF RAIN HAS ALREADY FALLEN ACROSS PORTIONS OF CENTRAL EDDY COUNTY. ADDITIONAL RAINFALL WILL RUN OFF QUICKLY...CREATING THE POSSIBILITY OF STREET...BASEMENT...AND OVERLAND FLOODING. SOME CITIES INCLUDED IN THE FLASH FLOOD WARNING ARE SHEYENNE AND NEW ROCKFORD. BE ESPECIALLY CAUTIOUS AT NIGHT WHEN THE DANGERS OF FLASH FLOODING ARE HARD TO RECOGNIZE. PLEASE DO NOT DRIVE YOUR VEHICLE INTO WATER OF UNKNOWN DEPTH. ONE OR TWO FEET OF WATER WILL FLOAT MOST CARS DOWNSTREAM. $$ FISCHER & NNNN
The office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 8:43 PM CDT | Severe Thunderstorm Warning | FGF | Benson | 47 min |
| Aug 14, 8:51 PM CDT | Severe Thunderstorm Warning | FGF | Eddy | 39 min |
| Aug 14, 9:06 PM CDT | Tornado Warning | FGF | Eddy | 24 min |
| Aug 14, 9:12 PM CDT | Severe Thunderstorm Warning | FGF | Nelson | 48 min |
| Aug 14, 9:28 PM CDT | Severe Thunderstorm Warning | FGF | Eddy | 47 min |
| Aug 14, 9:28 PM CDT | Tornado Warning | FGF | Eddy | 47 min |
| Aug 14, 9:57 PM CDT | Severe Thunderstorm Warning | FGF | Griggs, Nelson | 48 min |
| Aug 14, 10:22 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 38 min |
| Aug 14, 11:03 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks | 42 min |
| Aug 14, 11:17 PM CDT | Flash Flood Warning | FGF | Grand Forks | 6 hr |
| Aug 14, 11:21 PM CDT | Severe Thunderstorm Warning | FGF | Barnes, Griggs | 39 min |
Nearby
Flash Flood Warnings in North Dakota, 2001Every flash flood warning in 2001
Sources
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; radar from the NEXRAD Level II archive.