Alert archive / North Dakota / Tornado Warnings in 2018
Tornado Warning 3, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jun 8, 2018, 3:09 PM CDT for Barnes County, Cass County, North Dakota. It was in force for 36 min. 2 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
- Jun 8, 2018, 3:09 PM CDT (20:09 UTC)
- Expired
- Jun 8, 2018, 3:45 PM CDT
- In force
- 36 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.0 in
Counties Barnes County, ND, Cass County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 72 km from the middle of the area, began a volume at 20:09 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 8, 3:19 PM CDT | TSTM WND GST 60 | 6 Wnw Oriska, ND | CONSIDERABLE DUST KICKED UP BY THUNDERSTORM REAR FLANK DOWNDRAFT IN NORTHWEST ALTA TOWNSHIP. |
| Jun 8, 3:35 PM CDT | HAIL 1 | 1 N Oriska, ND | VERY HEAVY RAIN AND INTERMITTENT LARGE HAIL. SOME SMALLER BRANCHES DOWN AS WELL. |
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 12:00Z, 8.2 hours before the alert went out and 214 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
- 35 J/kg
- Mixed-layer CIN
- -155 J/kg
- Mixed-layer LCL
- 881 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 16 m²/s²
- 0-3 km storm-relative helicity
- 30 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
698 WFUS53 KFGF 082009 TORFGF NDC003-017-082045- /O.NEW.KFGF.TO.W.0003.180608T2009Z-180608T2045Z/ BULLETIN - EAS ACTIVATION REQUESTED Tornado Warning National Weather Service Eastern ND/Grand Forks ND 309 PM CDT FRI JUN 8 2018 The National Weather Service in Grand Forks has issued a * Tornado Warning for... West central Cass County in southeastern North Dakota... Northeastern Barnes County in southeastern North Dakota... * Until 345 PM CDT. * At 309 PM CDT, a severe thunderstorm capable of producing a tornado was located over Bald Hill Dam, or 7 miles north of Valley City, moving east at 20 mph. HAZARD...Tornado and quarter size hail. SOURCE...Weather spotters reported funnel cloud. IMPACT...Expect damage to mobile homes, roofs, and vehicles. * This dangerous storm will be near... Oriska around 340 PM CDT. This includes Interstate 94 in North Dakota between mile markers 301 and 309. PRECAUTIONARY/PREPAREDNESS ACTIONS... To report severe weather contact your nearest law enforcement agency. They will send your report to the National Weather Service office in Grand Forks. && LAT...LON 4696 9808 4711 9809 4716 9766 4689 9765 TIME...MOT...LOC 2009Z 268DEG 18KT 4702 9802 TORNADO...RADAR INDICATED HAIL...1.00IN $$ BP
2 follow-up statements
097
WWUS53 KFGF 082025
SVSFGF
Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
325 PM CDT FRI JUN 8 2018
NDC003-017-082045-
/O.CON.KFGF.TO.W.0003.000000T0000Z-180608T2045Z/
Cass ND-Barnes ND-
325 PM CDT FRI JUN 8 2018
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CDT FOR WEST
CENTRAL CASS AND NORTHEASTERN BARNES COUNTIES...
At 325 PM CDT, a severe thunderstorm capable of producing a tornado
was located 8 miles northwest of Oriska, or 8 miles northeast of
Valley City, moving east at 20 mph.
HAZARD...TORNADO and quarter size hail.
SOURCE...Weather spotters reported a funnel cloud.
IMPACT...Expect damage to mobile homes, roofs, and vehicles.
This dangerous storm will be near...
Oriska around 340 PM CDT.
This includes Interstate 94 in North Dakota between mile markers 301
and 309.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 4694 9797 4712 9789 4713 9766 4689 9765
TIME...MOT...LOC 2025Z 268DEG 18KT 4702 9790
TORNADO...RADAR INDICATED
HAIL...1.00IN
$$
BP314
WWUS53 KFGF 082043
SVSFGF
Severe Weather Statement
National Weather Service Eastern ND/Grand Forks ND
343 PM CDT FRI JUN 8 2018
NDC003-017-082050-
/O.EXP.KFGF.TO.W.0003.000000T0000Z-180608T2045Z/
Cass ND-Barnes ND-
343 PM CDT FRI JUN 8 2018
...THE TORNADO WARNING FOR WEST CENTRAL CASS AND NORTHEASTERN BARNES
COUNTIES WILL EXPIRE AT 345 PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Grand Forks.
Remember, a Tornado Warning still remains in effect for east central
Barnes and west central Cass counties.
LAT...LON 4694 9797 4712 9789 4713 9766 4689 9765
TIME...MOT...LOC 2040Z 268DEG 18KT 4702 9780
$$
BPThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 8, 3:36 PM CDT | Tornado Warning | FGF | Barnes, Cass | 39 min |
| Jun 8, 4:14 PM CDT | Tornado Warning | FGF | Cass | 46 min |
| Jun 8, 4:21 PM CDT | Special Weather Statement | FGF | Nelson | 54 min |
| Jun 8, 4:23 PM CDT | Severe Thunderstorm Warning | FGF | Grand Forks, Traill | 52 min |
| Jun 8, 4:24 PM CDT | Tornado Warning | FGF | Grand Forks, Nelson, Walsh | 51 min |
| Jun 8, 4:54 PM CDT | Tornado Warning | FGF | Cass, Richland | 51 min |
| Jun 8, 5:13 PM CDT | Tornado Warning | FGF | Grand Forks | 47 min |
| Jun 8, 5:37 PM CDT | Tornado Warning | FGF | Cass, Richland | 38 min |
| Jun 8, 6:14 PM CDT | Tornado Warning | FGF | Richland | 46 min |
Nearby
Tornado Warnings in North Dakota, 2018Every tornado warning in 2018Tornadoes in 2018
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.