Alert archive / North Dakota / Tornado Warnings in 2016
Tornado Warning 10, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jul 7, 2016, 1:55 PM CDT for Nelson County, North Dakota. It was in force for 50 min. 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 7, 2016, 1:55 PM CDT (18:55 UTC)
- Expired
- Jul 7, 2016, 2:45 PM CDT
- In force
- 50 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.75 in
County Nelson County, ND
The radar
The Fargo/Grand Forks radar (KMVX), 86 km from the middle of the area, began a volume at 18:57 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 |
|---|---|---|---|
| Jul 7, 2:05 PM CDT | TORNADO 0 | 4 Sse Lakota, ND | A TORNADO TRACKED INTERMITTENTLY TO THE EAST NORTHEAST FOR ABOUT 9 MILES...TO NEAR MICHIGAN ND BY 235 PM CDT. DAMAGE WAS CONFINED TO THE OCCASSIONAL SHELTER BELT OR GROVE ALONG THE PATH... WHERE NUMEROUS LARGE BRANCHES AND LIMBS WERE BROKEN DOWN. THE TORNADO W |
| Jul 7, 2:20 PM CDT | HAIL 0.25 | Mapes, ND | |
| Jul 7, 2:37 PM CDT | TSTM WND DMG | Michigan, ND | DEPUTY REPORTS VERY STRONG WINDS AND TREES CRACKING. POSSIBLE DEBRIS MOTION. |
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, 6.9 hours before the alert went out and 230 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
- 7 J/kg
- Mixed-layer CIN
- -151 J/kg
- Mixed-layer LCL
- 713 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 184 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
813
WFUS53 KFGF 071855
TORFGF
NDC063-071945-
/O.NEW.KFGF.TO.W.0010.160707T1855Z-160707T1945Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
155 PM CDT THU JUL 7 2016
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN NELSON COUNTY IN NORTHEASTERN NORTH DAKOTA...
* UNTIL 245 PM CDT
* AT 155 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR LAKOTA...OR 27 MILES EAST OF DEVILS
LAKE...MOVING NORTHEAST AT 10 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES.
* THIS DANGEROUS STORM WILL BE NEAR...
MAPES AROUND 220 PM CDT.
MICHIGAN AROUND 240 PM CDT.
PETERSBURG AROUND 245 PM CDT.
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 4790 9833 4804 9842 4819 9815 4795 9795
TIME...MOT...LOC 1855Z 241DEG 10KT 4799 9831
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
KNUTSVIG3 follow-up statements
090
WWUS53 KFGF 071909
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
209 PM CDT THU JUL 7 2016
NDC063-071945-
/O.CON.KFGF.TO.W.0010.000000T0000Z-160707T1945Z/
NELSON ND-
209 PM CDT THU JUL 7 2016
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR CENTRAL
NELSON COUNTY...
AT 208 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER MAPES...OR 30 MILES EAST OF DEVILS LAKE...MOVING
EAST AT 15 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES.
THIS DANGEROUS STORM WILL BE NEAR...
MAPES AROUND 215 PM CDT.
MICHIGAN AROUND 230 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF A TORNADO OR OTHER SEVERE WEATHER IS SPOTTED...REPORT IT TO THE
NATIONAL WEATHER SERVICE OR YOUR LOCAL NEAREST LAW ENFORCEMENT AGENCY
WHO WILL SEND YOUR REPORT. THIS ACT MAY SAVE LIVES OF OTHERS IN THE
PATH OF DANGEROUS WEATHER.
&&
LAT...LON 4794 9827 4804 9832 4812 9812 4795 9795
TIME...MOT...LOC 1908Z 252DEG 12KT 4800 9824
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
KNUTSVIG450
WWUS53 KFGF 071930
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
230 PM CDT THU JUL 7 2016
NDC063-071945-
/O.CON.KFGF.TO.W.0010.000000T0000Z-160707T1945Z/
NELSON ND-
230 PM CDT THU JUL 7 2016
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR
NORTHEASTERN NELSON COUNTY...
AT 229 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED OVER MICHIGAN...OR 34 MILES EAST OF DEVILS LAKE...MOVING
EAST AT 15 MPH.
HAZARD...TORNADO.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...EXPECT DAMAGE TO MOBILE HOMES...ROOFS...AND VEHICLES.
THIS DANGEROUS STORM WILL BE NEAR...
MICHIGAN AROUND 235 PM CDT.
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 4798 9818 4803 9820 4810 9810 4799 9799
TIME...MOT...LOC 1929Z 247DEG 11KT 4801 9815
TORNADO...RADAR INDICATED
HAIL...<.75IN
$$
KNUTSVIG243
WWUS53 KFGF 071948
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
248 PM CDT THU JUL 7 2016
NDC063-071958-
/O.EXP.KFGF.TO.W.0010.000000T0000Z-160707T1945Z/
NELSON ND-
248 PM CDT THU JUL 7 2016
...THE TORNADO WARNING FOR NORTHEASTERN NELSON COUNTY HAS EXPIRED...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER APPEARS CAPABLE OF PRODUCING A TORNADO.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.
LAT...LON 4798 9818 4803 9820 4810 9810 4799 9799
TIME...MOT...LOC 1946Z 241DEG 10KT 4801 9815
$$
KNUTSVIGThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 7, 1:30 PM CDT | Tornado Warning | FGF | Griggs, Nelson | 30 min |
| Jul 7, 2:53 PM CDT | Areal Flood Advisory | FGF | Nelson, Ramsey | 3 hr |
| Jul 7, 4:47 PM CDT | Tornado Warning | FGF | Grand Forks | 43 min |
| Jul 7, 5:02 PM CDT | Tornado Warning | FGF | Grand Forks | 43 min |
| Jul 7, 6:07 PM CDT | Areal Flood Warning | FGF | Grand Forks, Walsh | 3 hr |
Nearby
Tornado Warnings in North Dakota, 2016Every tornado warning in 2016Tornadoes 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.