Alert archive / North Dakota / Severe Thunderstorm Warnings in 2012
Severe Thunderstorm Warning 22, NWS Grand Forks, ND
NWS Grand Forks, ND issued this severe thunderstorm warning at Jun 10, 2012, 4:18 AM CDT for Richland County, Sargent County, North Dakota. It was in force for 42 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Jun 10, 2012, 4:18 AM CDT (09:18 UTC)
- Expired
- Jun 10, 2012, 5:00 AM CDT
- In force
- 42 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Richland County, ND, Sargent County, ND
The radar
The Aberdeen radar (KABR), 110 km from the middle of the area, began a volume at 09:17 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.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 10, 1:07 AM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 9.3 hours before the alert went out and 153 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
- 1653 J/kg
- Mixed-layer CIN
- -128 J/kg
- Mixed-layer LCL
- 2112 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 36 m²/s²
- 0-3 km storm-relative helicity
- 68 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WUUS53 KFGF 100918
SVRFGF
NDC077-081-101000-
/O.NEW.KFGF.SV.W.0022.120610T0918Z-120610T1000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
418 AM CDT SUN JUN 10 2012
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
RICHLAND COUNTY IN SOUTHEAST NORTH DAKOTA...
EASTERN SARGENT COUNTY IN SOUTHEAST NORTH DAKOTA...
* UNTIL 500 AM CDT
* AT 414 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THE STORM WAS LOCATED 6 MILES
NORTHWEST OF HILLHEAD...OR 50 MILES SOUTHWEST OF WAHPETON...MOVING
TO THE NORTHEAST AT 50 MPH.
* THE SEVERE THUNDERSTORM WILL BE NEAR...
CAYUGA AROUND 430 AM CDT.
HAMLIN AND GENESEO AROUND 435 AM CDT.
LIDGERWOOD AROUND 440 AM CDT.
STILES AROUND 445 AM CDT.
THEREAFTER SOME OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM
INCLUDE WYNDMERE...SONORA AND GREAT BEND.
FOR MOTORISTS ON INTERSTATE 29...THE SEVERE THUNDERSTORM WILL BE
BETWEEN...MILE MARKER 9 AROUND 455 AM CDT...AND MILE MARKER 19 AROUND
500 AM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
&&
LAT...LON 4594 9773 4645 9707 4595 9658 4592 9671
4592 9770
TIME...MOT...LOC 0918Z 234DEG 44KT 4592 9744
WIND...HAIL 60MPH 1.00IN
$$
TG2 follow-up statements
788
WWUS53 KFGF 100933
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
433 AM CDT SUN JUN 10 2012
NDC077-081-101000-
/O.CON.KFGF.SV.W.0022.000000T0000Z-120610T1000Z/
SARGENT ND-RICHLAND ND-
433 AM CDT SUN JUN 10 2012
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR RICHLAND AND
EASTERN SARGENT COUNTIES IN SOUTHEAST NORTH DAKOTA UNTIL 500 AM
CDT...
AT 430 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THE STORM WAS LOCATED 2 MILES
SOUTH OF GENESEO...OR 36 MILES SOUTHWEST OF WAHPETON...MOVING TO THE
NORTHEAST AT 50 MPH.
THE SEVERE THUNDERSTORM WILL BE NEAR...
LIDGERWOOD AND STILES AROUND 440 AM CDT.
WYNDMERE...HANKINSON AND MANTADOR AROUND 450 AM CDT.
SONORA...GREAT BEND AND BARNEY AROUND 455 AM CDT.
THEREAFTER SOME OTHER LOCATIONS IMPACTED BY THE SEVERE THUNDERSTORM
INCLUDE LAMARS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO ADVANCE WARNING.
&&
LAT...LON 4612 9750 4645 9707 4595 9658 4592 9670
4593 9738
TIME...MOT...LOC 0933Z 230DEG 45KT 4606 9724
$$
TG124
WWUS53 KFGF 100952
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
452 AM CDT SUN JUN 10 2012
NDC077-081-101002-
/O.EXP.KFGF.SV.W.0022.000000T0000Z-120610T1000Z/
SARGENT ND-RICHLAND ND-
452 AM CDT SUN JUN 10 2012
...THE SEVERE THUNDERSTORM WARNING FOR RICHLAND AND EASTERN SARGENT
COUNTIES IN SOUTHEAST NORTH DAKOTA WILL EXPIRE AT 500 AM CDT...
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.
LAT...LON 4612 9750 4645 9707 4595 9658 4592 9670
4593 9738
TIME...MOT...LOC 0952Z 230DEG 45KT 4621 9697
$$
TGThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 9, 7:50 PM CDT | Special Weather Statement | FGF | Pembina | 55 min |
| Jun 9, 7:58 PM CDT | Severe Thunderstorm Warning | FGF | Pembina | 62 min |
| Jun 9, 9:15 PM CDT | Severe Thunderstorm Warning | FGF | Pembina | 30 min |
Nearby
Severe Thunderstorm Warnings in North Dakota, 2012Every severe thunderstorm warning in 2012
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; radar from the NEXRAD Level II archive.