Alert archive / North Dakota / Tornado Warnings in 2022

Tornado Warning 33, NWS Grand Forks, ND

July 23, 2022Grand Forks County, Traill County, North Dakota

NWS Grand Forks, ND issued this tornado warning at Jul 23, 2022, 12:23 AM CDT for Grand Forks County, Traill County, North Dakota. It was in force for 37 min. 13 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 23, 2022, 12:23 AM CDT (05:23 UTC)
Expired
Jul 23, 2022, 1:00 AM CDT
In force
37 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Tornado
Observed
Hail
1.0 in

Counties Grand Forks County, ND, Traill County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 23 km from the middle of the area, began a volume at 05:24 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

TimeReportWhereRemark
Jul 23, 12:27 AM CDTTSTM WND DMGNorthwood, NDSEVERAL LARGE TREES BLOWN DOWN AROUND NORTHWOOD AND NORTHWOOD TOWNSHIP. REPORT AND PHOTOS POSTED VIA SOCIAL MEDIA. TIME ESTIMATED BASED ON RADAR.
Jul 23, 12:27 AM CDTTSTM WND DMGNorthwood, NDSEVERAL TREES DOWN AROUND NORTHWOOD. REPORT VIA SOCIAL MEDIA. TIME ESTIMATED FROM RADAR.
Jul 23, 12:31 AM CDTTORNADO 15 N Hatton, NDA TORNADO FORMED ALONG A SQUALL LINE AND TRACKED SOUTHEASTWARD FOR AROUND A MILE TO ABOUT 4.5 NNE OF HATTON BY 1232 AM CDT. THE TORNADO TOSSED SECTIONS OF IRRIGATION PIPE STACKED NEAR HIGHWAY 18, TORE AN EMPTY STEEL GRAIN BIN FROM ITS FOUNDATION, AND SCATTERED
Jul 23, 12:33 AM CDTTSTM WND GST 586 Se Kempton, NDPEAK WIND MEASURED AT AN NDAWN STATION AT 3 METERS.
Jul 23, 12:44 AM CDTHAIL 13 Sse Northwood, NDREPORT FROM MPING: QUARTER (1.00 IN.).
Jul 23, 12:45 AM CDTTSTM WND DMG3 Se Northwood, NDREPORT FROM MPING: 3-INCH TREE LIMBS BROKEN; POWER POLES BROKEN.
Jul 23, 12:47 AM CDTTSTM WND DMG1 N Thompson, ND250 TO 300 FOOT SWATH OF LARGE, OLD GROWTH TREES IN SHELTER BELT RIPPED APART. LARGE 6-12 INCH DIAMETER TREES RIPPED. SENT DEER RUNNING INTO THE STORM.
Jul 23, 12:47 AM CDTTSTM WND DMG4 Ene Thompson, NDTHREE DOWNED TREES.
Jul 23, 12:47 AM CDTTSTM WND DMG8 S Emerado, NDTREE DOWN IN 8 MILES SOUTH OF EMERADO. REPORT VIA SOCIAL MEDIA. TIME ESTIMATED FROM RADAR.
Jul 23, 12:47 AM CDTTSTM WND DMGThompson, NDNUMEROUS LARGE TREES DOWNED AND DAMAGED, ALONG WITH DAMAGE TO OUTDOOR SHEDS, FURNITURE, FENCES, AND TRAMPOLINES IN THOMPSON. POWER OUTAGES REPORTED. REPORT VIA SOCIAL MEDIA. TIME ESTIMATED FROM RADAR.
Jul 23, 12:49 AM CDTTSTM WND DMGThompson, NDNUMEROUS LARGE TREES BROKEN DOWN IN SHELTER BELTS ACROSS ALLENDALE TOWNSHIP AND WITHIN THE COMMUNITY OF THOMPSON. ONE HAYSHED LOCATED WEST OF TOWN HAD A SIDEWALL BLOWN OUT AND THE ROOF COLLAPSED.
Jul 23, 12:51 AM CDTTSTM WND DMGReynolds, NDSEVERAL LARGE TREES BLOWN DOWN IN REYNOLDS. REPORT POSTED VIA SOCIAL MEDIA. TIME ESTIMATED BASED ON RADAR.
Jul 23, 12:51 AM CDTTSTM WND DMGReynolds, NDSEVERAL TREES DOWN IN REYNOLDS. REPORT VIA SOCIAL MEDIA. TIME ESTIMATED FROM RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 22, 9:57 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 5.4 hours before the alert went out and 274 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.

Skew-T log-pSkew-T log-p diagram, Bismarck Municip, ND at 00:00Z on 2022-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 772 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Bismarck Municip, ND at 00:00Z on 2022-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
772 J/kg
Mixed-layer CIN
-146 J/kg
Mixed-layer LCL
2826 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
431 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

As transmitted.

078 
WFUS53 KFGF 230523
TORFGF
NDC035-097-230600-
/O.NEW.KFGF.TO.W.0033.220723T0523Z-220723T0600Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Grand Forks ND
1223 AM CDT Sat Jul 23 2022

The National Weather Service in Grand Forks has issued a

* Tornado Warning for...
  Southern Grand Forks County in northeastern North Dakota...
  Northwestern Traill County in southeastern North Dakota...

* Until 100 AM CDT.
    
* At 1222 AM CDT, a tornado producing storm was located over
  Northwood, or 27 miles west of Grand Forks, moving east at 60 mph.

  HAZARD...Damaging tornado and quarter size hail.

  SOURCE...Radar confirmed tornado.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This tornadic storm will be near...
  Hatton around 1230 AM CDT.
  Holmes around 1235 AM CDT.

Other locations in the path of this tornadic thunderstorm include
Reynolds, Buxton and Thompson.

This includes Interstate 29 between mile markers 115 and 133.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 4782 9771 4783 9698 4781 9699 4779 9696
      4754 9705 4765 9748 4767 9748 4767 9753
      4772 9772
TIME...MOT...LOC 0522Z 281DEG 54KT 4775 9760 

TORNADO...OBSERVED
MAX HAIL SIZE...1.00 IN

$$

Perroux/JR
2 follow-up statements
520 
WWUS53 KFGF 230539
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
1239 AM CDT Sat Jul 23 2022

NDC035-097-230600-
/O.CON.KFGF.TO.W.0033.000000T0000Z-220723T0600Z/
Grand Forks ND-Traill ND-
1239 AM CDT Sat Jul 23 2022

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 100 AM CDT FOR
SOUTHEASTERN GRAND FORKS AND NORTHWESTERN TRAILL COUNTIES...
        
At 1239 AM CDT, a confirmed tornado was located near Holmes, or 18
miles southwest of Grand Forks, moving east at 60 mph.

HAZARD...Damaging tornado and quarter size hail.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
  Reynolds and Buxton.

This includes Interstate 29 between mile markers 115 and 132.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To repeat, a tornado is on the ground. TAKE COVER NOW! Move to a
basement or an interior room on the lowest floor of a sturdy
building. Avoid windows. If you are outdoors, in a mobile home, or in
a vehicle, move to the closest substantial shelter and protect
yourself from flying debris.

This cluster of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 4776 9744 4783 9698 4781 9699 4779 9696
      4754 9705 4765 9748 4766 9748
TIME...MOT...LOC 0539Z 282DEG 52KT 4768 9727 

TORNADO...OBSERVED
MAX HAIL SIZE...1.00 IN

$$

Perroux/JR
134 
WWUS53 KFGF 230552
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
1252 AM CDT Sat Jul 23 2022

NDC035-097-230602-
/O.EXP.KFGF.TO.W.0033.000000T0000Z-220723T0600Z/
Grand Forks ND-Traill ND-
1252 AM CDT Sat Jul 23 2022

...THE TORNADO WARNING FOR SOUTHEASTERN GRAND FORKS AND NORTHWESTERN
TRAILL COUNTIES WILL EXPIRE AT 100 AM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 400 AM CDT for
northwestern Minnesota...and southeastern and northeastern North
Dakota.

Remember, a Severe Thunderstorm Warning still remains in effect for
the area for 80 mph wind gusts!

LAT...LON 4776 9744 4783 9698 4781 9699 4779 9696
      4754 9705 4765 9748 4766 9748
TIME...MOT...LOC 0552Z 281DEG 54KT 4765 9701 

$$

Perroux/JR

The office that day

Everything else NWS Grand Forks, ND issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 22, 10:19 PM CDTSevere Thunderstorm WarningFGFBenson, Cavalier, Ramsey, Towner56 min
Jul 22, 10:33 PM CDTSevere Thunderstorm Warning Considerable damage threatFGFBenson, Ramsey42 min
Jul 22, 11:03 PM CDTSevere Thunderstorm Warning Considerable damage threatFGFBenson, Cavalier, Eddy, Nelson, Pembina, Ramsey and 2 more57 min
Jul 22, 11:14 PM CDTSevere Thunderstorm Warning Considerable damage threatFGFBenson, Eddy46 min
Jul 22, 11:52 PM CDTSevere Thunderstorm Warning Considerable damage threatFGFGrand Forks, Nelson, Ramsey, Walsh53 min
Jul 23, 12:00 AM CDTSevere Thunderstorm Warning Destructive damage threatFGFBarnes, Eddy, Grand Forks, Griggs, Nelson, Steele and 1 more45 min
Jul 23, 12:43 AM CDTSevere Thunderstorm Warning Destructive damage threatFGFGrand Forks, Griggs, Steele, Traill62 min

Nearby

Tornado Warnings in North Dakota, 2022Every tornado warning in 2022Tornadoes in 2022

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.