Alert archive / North Dakota / Tornado Warnings in 2022

Tornado Warning 8, NWS Grand Forks, ND

May 29, 2022Grand Forks County, North Dakota

NWS Grand Forks, ND issued this tornado warning at May 29, 2022, 10:01 PM CDT for Grand Forks County, North Dakota. It was in force for 44 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
May 29, 2022, 10:01 PM CDT (03:01 UTC)
Expired
May 29, 2022, 10:45 PM CDT
In force
44 min
Issued by
NWS Grand Forks, ND
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

County Grand Forks County, ND

The radar

The Fargo/Grand Forks radar (KMVX), 55 km from the middle of the area, began a volume at 03:05 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
May 29, 10:05 PM CDTHAIL 1.5Mccanna, NDREPORT AND PHOTO POSTED VIA SOCIAL MEDIA.
May 29, 10:05 PM CDTHAIL 1.5Mccanna, ND
May 29, 10:40 PM CDTHAIL 12 Se Gilby, NDSEVERAL BURSTS OF DIME TO QUARTER SIZED HAIL FOR ABOUT 10 MINUTES, THROUGH 1050 PM CDT

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 00:00Z, 3.0 hours before the alert went out and 268 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 2022-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 2022-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1344 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
55 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The text

As transmitted.

634 
WFUS53 KFGF 300301
TORFGF
NDC035-300345-
/O.NEW.KFGF.TO.W.0008.220530T0301Z-220530T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Grand Forks ND
1001 PM CDT Sun May 29 2022

The National Weather Service in Grand Forks has issued a

* Tornado Warning for...
  West central Grand Forks County in northeastern North Dakota...

* Until 1045 PM CDT.
    
* At 1001 PM CDT, a severe thunderstorm capable of producing a
  tornado was located over McCanna, or 30 miles west of Grand Forks,
  moving east at 15 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Radar indicated rotation.

  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...
  Honeyford and Grand Forks AFB.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 4792 9775 4805 9775 4807 9742 4794 9741
TIME...MOT...LOC 0301Z 261DEG 13KT 4799 9770 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.00 IN

$$

TG
2 follow-up statements
153 
WWUS53 KFGF 300320
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
1020 PM CDT Sun May 29 2022

NDC035-300345-
/O.CON.KFGF.TO.W.0008.000000T0000Z-220530T0345Z/
Grand Forks ND-
1020 PM CDT Sun May 29 2022

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1045 PM CDT FOR
NORTHWESTERN GRAND FORKS COUNTY...
    
At 1020 PM CDT, a severe thunderstorm capable of producing a tornado
was located near McCanna, or 25 miles west of Grand Forks, moving
east at 15 mph.

HAZARD...Tornado and ping pong ball size hail.

SOURCE...Radar indicated rotation.

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...
Honeyford.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 4795 9764 4805 9763 4807 9742 4796 9741
TIME...MOT...LOC 0320Z 263DEG 15KT 4801 9759 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...1.50 IN

$$

TG
895 
WWUS53 KFGF 300344
SVSFGF

Severe Weather Statement
National Weather Service Grand Forks ND
1044 PM CDT Sun May 29 2022

NDC035-300354-
/O.EXP.KFGF.TO.W.0008.000000T0000Z-220530T0345Z/
Grand Forks ND-
1044 PM CDT Sun May 29 2022

...THE TORNADO WARNING FOR NORTHWESTERN GRAND FORKS COUNTY WILL
EXPIRE AT 1045 PM 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.  However small hail
is still possible with this thunderstorm.

LAT...LON 4795 9764 4805 9763 4807 9742 4796 9741
TIME...MOT...LOC 0344Z 261DEG 13KT 4802 9747 

$$

TG

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 8:08 PM CDTSevere Thunderstorm WarningFGFGrand Forks, Walsh67 min
May 29, 8:47 PM CDTSevere Thunderstorm WarningFGFGrand Forks58 min
May 29, 9:46 PM CDTSevere Thunderstorm WarningFGFGrand Forks, Walsh59 min
May 29, 10:46 PM CDTSevere Thunderstorm WarningFGFGrand Forks31 min
May 30, 2:35 AM CDTFlood WatchFGFBarnes, Benson, Cass, Cavalier, Eddy, Grand Forks and 11 more25 hr
May 30, 10:30 AM CDTRiver Flood WarningFGFCass5 days
May 30, 10:39 AM CDTRiver Flood WarningFGFWalsh7 days
May 30, 10:41 AM CDTRiver Flood WarningFGFRichland11 hr
May 30, 10:46 AM CDTRiver Flood WarningFGFRichland10 days

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.