Alert archive / North Dakota / Flash Flood Warnings in 1995
Flash Flood Warning 3, NWS Bismarck, ND
NWS Bismarck, ND issued this flash flood warning at Aug 17, 1995, 9:05 PM CDT for McLean County, North Dakota. It was in force for 55 min.
The area
The counties it named.
The facts
- Issued
- Aug 17, 1995, 9:05 PM CDT (02:05 UTC)
- Expired
- Aug 17, 1995, 10:00 PM CDT
- In force
- 55 min
- Issued by
- NWS Bismarck, ND
- Area
- Whole counties
County McLean County, ND
The nearest sounding before it
Bismarck Municip, ND (KBIS), launched 00:00Z, 2.1 hours before the alert went out and 104 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
- 4552 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 1633 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 146 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 16.4
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KBIS 180207 FFWBIS NDC055-180300- BULLETIN - EBS ACTIVATION REQUESTED SEVERE THUNDERSTORM AND FLASH FLOOD WARNING NATIONAL WEATHER SERVICE BISMARCK ND 905 PM CDT THU AUG 17 1995 THE NATIONAL WEATHER SERVICE IN BISMARCK HAS ISSUED A SEVERE THUNDERSTORM AND FLASH FLOOD WARNING EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN CENTRAL NORTH DAKOTA ...EASTERN MCLEAN COUNTY AT 9 PM CDT A SEVERE THUNDERSTORM WAS 43 MILES NORTH OF BISMARCK...OVER THE TOWN OF MERCER...IN EASTERN MCLEAN COUNTY. THIS SEVERE THUNDERSTORM SHOWED NO MOVEMENT SINCE 830 PM AND WILL RESULT IN FLASH FLOODING IN THE MERCER AREA. LARGE HAIL AND WIND GUSTS OVER 70 MPH WILL ALSO OCCUR. WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A STRONG BUILDING. DO NOT STAND BY WINDOWS. DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS PASSED. MOTORISTS...DO NOT DRIVE INTO LOW WATER CROSSINGS. A TOR`NADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. JP MARTIN
What forecasters said that day
The local office's own words before this flash flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 17, 7:22 PM CDT, 1 hour 43 minutes before
NDZ003>007-011>015-021>026-034>038-045>052-180225- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE BISMARCK ND 720 PM CDT (620 PM MDT) THU AUG 17 1995 ...A TORNADO WATCH IS IN EFFECT FOR CENTRAL AND PARTS OF EASTERN NORTH DAKOTA UNTIL 1 AM CDT FRIDAY... THE TORNADO WATCH INCLUDES THESE MAJOR CITIES...MINOT...DEVILS LAKE... BISMARCK/MANDAN...AND JAMESTOWN. REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA. AT 715 PM CDT...615 MOUNTAIN...THE ONLY THUNDERSTORMS IN NORTH DAKOTA WERE IN THE FAR SOUTHCENTRAL PART OF THE STATE. THE STORMS WERE SOUTHWEST OF BISMARCK...NEAR THE SOUTH DAKOTA BORDER...AND SHOWED LITTLE MOVEMENT. THUNDERSTORMS COULD DEVELOP QUICKLY THIS EVENING...STAY ALERT TO RAPIDLY CHANGING WEATHER. JP MARTIN
The office that day
Everything else NWS Bismarck, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 17, 8:08 PM CDT | Severe Thunderstorm Warning | BIS | McLean | 52 min |
| Aug 17, 9:05 PM CDT | Tornado Warning | BIS | McLean | 55 min |
| Aug 18, 3:01 AM CDT | Severe Thunderstorm Warning | BIS | McKenzie | 59 min |
| Aug 18, 4:27 AM CDT | Severe Thunderstorm Warning | BIS | Dunn | 48 min |
| Aug 18, 4:44 AM CDT | Severe Thunderstorm Warning | BIS | Mountrail | 31 min |
| Aug 18, 5:17 AM CDT | Severe Thunderstorm Warning | BIS | Ward | 43 min |
| Aug 18, 6:03 AM CDT | Severe Thunderstorm Warning | BIS | McHenry | 42 min |
| Aug 18, 6:53 AM CDT | Severe Thunderstorm Warning | BIS | Bottineau, Rolette | 29 min |
| Aug 18, 7:22 AM CDT | Severe Thunderstorm Warning | BIS | Pierce, Rolette | 38 min |
| Aug 18, 8:31 AM CDT | Severe Thunderstorm Warning | BIS | Ramsey | 44 min |
Nearby
Flash Flood Warnings in North Dakota, 1995Every flash flood warning in 1995
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.