Alert archive / North Dakota / Tornado Warnings in 2009
Tornado Warning 1, NWS Grand Forks, ND
NWS Grand Forks, ND issued this tornado warning at Jun 17, 2009, 3:26 PM CDT for Richland County, North Dakota. It was in force for 49 min. 1 report 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 17, 2009, 3:26 PM CDT (20:26 UTC)
- Expired
- Jun 17, 2009, 4:15 PM CDT
- In force
- 49 min
- Issued by
- NWS Grand Forks, ND
- Area
- Storm-based polygon
County Richland County, ND
The radar
The Aberdeen radar (KABR), 152 km from the middle of the area, began a volume at 20:25 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 17, 3:45 PM CDT | FUNNEL CLOUD | 2 Se Sonora, ND | PERSISTENT WALL CLOUD WITH WEAK FUNNEL DETECTED BY STORM CHASER. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 8.4 hours before the alert went out and 187 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
- 368 J/kg
- Mixed-layer CIN
- -43 J/kg
- Mixed-layer LCL
- 831 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 70 m²/s²
- 0-3 km storm-relative helicity
- 154 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KFGF 172026
TORFGF
NDC077-172115-
/O.NEW.KFGF.TO.W.0001.090617T2026Z-090617T2115Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
326 PM CDT WED JUN 17 2009
THE NATIONAL WEATHER SERVICE IN GRAND FORKS HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN RICHLAND COUNTY IN SOUTHEAST NORTH DAKOTA...
* UNTIL 415 PM CDT
* AT 324 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 3 MILES
SOUTHWEST OF SONORA...OR 18 MILES SOUTHWEST OF WAHPETON...MOVING TO
THE EAST AT 15 MPH.
* THE TORNADO WILL BE NEAR...
SONORA AT 335 PM CDT...
FAIRMOUNT AT 405 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS TORNADO ABANDON CARS AND MOBILE HOMES
FOR A STURDY BUILDING.
&&
LAT...LON 4600 9688 4614 9688 4618 9658 4617 9657
4610 9655 4606 9656 4604 9658 4597 9656
4596 9657
TIME...MOT...LOC 2026Z 266DEG 12KT 4605 9678
$$
G2/JK2 follow-up statements
000
WWUS53 KFGF 172045
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
345 PM CDT WED JUN 17 2009
NDC077-172115-
/O.CON.KFGF.TO.W.0001.000000T0000Z-090617T2115Z/
RICHLAND ND-
345 PM CDT WED JUN 17 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 415 PM CDT FOR
SOUTHEASTERN RICHLAND COUNTY...
AT 344 PM CDT...WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THE TORNADO WAS LOCATED
2 MILES SOUTHEAST OF SONORA...OR 16 MILES SOUTH OF WAHPETON...MOVING
TO THE EAST AT 15 MPH.
* THE TORNADO WILL BE NEAR...
BLACKMER BY 400 PM CDT...
FAIRMOUNT AND BLACKMER BY 405 PM CDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IF YOU ARE IN THE PATH OF THIS TORNADO...ABANDON CARS AND MOBILE
HOMES FOR A STURDY BUILDING.
&&
LAT...LON 4599 9679 4615 9679 4617 9657 4610 9655
4606 9656 4604 9658 4597 9656 4596 9657
TIME...MOT...LOC 2045Z 266DEG 12KT 4605 9669
$$
G2/JK000
WWUS53 KFGF 172115
SVSFGF
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE EASTERN ND/GRAND FORKS ND
415 PM CDT WED JUN 17 2009
NDC077-172125-
/O.EXP.KFGF.TO.W.0001.000000T0000Z-090617T2115Z/
RICHLAND ND-
415 PM CDT WED JUN 17 2009
...THE TORNADO WARNING FOR SOUTHEASTERN RICHLAND COUNTY HAS
EXPIRED...
DOPPLER RADAR INDICATED THE STORM WAS NO LONGER SEVERE AND SO THE
WARNING WAS ALLOWED TO EXPIRE AT 415 PM CDT.
LAT...LON 4599 9679 4615 9679 4617 9657 4610 9655
4606 9656 4604 9658 4597 9656 4596 9657
TIME...MOT...LOC 2115Z 266DEG 12KT 4606 9655
$$
HOPPESThe office that day
Everything else NWS Grand Forks, ND issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 16, 9:16 PM CDT | Flash Flood Warning | FGF | Richland | 13 hr |
| Jun 17, 2:26 AM CDT | Areal Flood Advisory | FGF | Ransom, Richland, Sargent | 11 hr |
| Jun 17, 8:47 AM CDT | River Flood Warning | FGF | Richland | 9 days |
| Jun 17, 9:29 AM CDT | River Flood Warning | FGF | Cass | 16 days |
| Jun 17, 10:01 AM CDT | Areal Flood Warning | FGF | Cass, Richland | 24 hr |
Nearby
Tornado Warnings in North Dakota, 2009Every tornado warning in 2009Tornadoes in 2009
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.