Alert archive / Minnesota / Tornado Warnings in 2009
Tornado Warning 20, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jul 14, 2009, 4:23 PM CDT for Pope County, Swift County, Minnesota. It was in force for 37 min. 2 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 14, 2009, 4:23 PM CDT (21:23 UTC)
- Expired
- Jul 14, 2009, 5:00 PM CDT
- In force
- 37 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Pope County, MN, Swift County, MN
The radar
The Minneapolis radar (KMPX), 155 km from the middle of the area, began a volume at 21:24 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 14, 4:23 PM CDT | TORNADO | 4 Sw Gilchrist, MN | SPOTTER REPORTED TORNADO ON THE GROUND |
| Jul 14, 4:36 PM CDT | TORNADO | 6 Nne Swift Falls, MN | TORNADO REPORTED NEAR SCANDINAVIAN LAKE |
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.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jul 14, 2:40 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 9.4 hours before the alert went out and 152 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
- 35 J/kg
- Mixed-layer CIN
- -90 J/kg
- Mixed-layer LCL
- 1035 m above ground
- 0-6 km bulk shear
- 23 kt
- 0-1 km storm-relative helicity
- 108 m²/s²
- 0-3 km storm-relative helicity
- 178 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 KMPX 142123 TORMPX MNC121-151-142200- /O.NEW.KMPX.TO.W.0020.090714T2123Z-090714T2200Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 423 PM CDT TUE JUL 14 2009 THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A * TORNADO WARNING FOR... SOUTHEASTERN POPE COUNTY IN WEST CENTRAL MINNESOTA... NORTHEASTERN SWIFT COUNTY IN WEST CENTRAL MINNESOTA... * UNTIL 500 PM CDT * AT 421 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD NEAR SWIFT FALLS...OR ABOUT 10 MILES NORTHWEST OF SUNBURG. RADAR SHOWED THE SEVERE STORM MOVING NORTHEAST AT 25 MPH. * LOCATIONS IN THE WARNING INCLUDE... GILCHRIST... PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS IS A SUPERCELL THUNDERSTORM. IN ADDITION TO TORNADOES... SUPERCELLS ARE CAPABLE OF PRODUCING EXTREMELY LARGE HAIL AND DESTRUCTIVE STRAIGHT LINE WINDS. ACT QUICKLY AND MOVE TO SAFETY INSIDE A STURDY SHELTER...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM ON THE LOWEST FLOOR. && LAT...LON 4558 9522 4543 9513 4536 9549 4544 9556 TIME...MOT...LOC 2123Z 242DEG 21KT 4541 9542 $$ LS
3 follow-up statements
000 WWUS53 KMPX 142127 SVSMPX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN 427 PM CDT TUE JUL 14 2009 MNC121-151-142200- /O.CON.KMPX.TO.W.0020.000000T0000Z-090714T2200Z/ POPE MN-SWIFT MN- 427 PM CDT TUE JUL 14 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR NORTHEASTERN SWIFT AND SOUTHEASTERN POPE COUNTIES... AT 425 PM CDT...A TORNADO WAS REPORTED BETWEEN GILCHRIST AND SWIFT FALLS. AT 425 PM CDT... THE TORNADIC SEVERE THUNDERSTORM WAS LOCATED NEAR SWIFT FALLS...OR ABOUT 9 MILES NORTHWEST OF SUNBURG...AND MOVING NORTHEAST AT 25 MPH. OTHER LOCATIONS IN THE WARNING INCLUDE...GILCHRIST. PRECAUTIONARY/PREPAREDNESS ACTIONS... THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT TUESDAY EVENING FOR SOUTHERN MINNESOTA. && LAT...LON 4558 9522 4543 9513 4536 9549 4544 9556 TIME...MOT...LOC 2126Z 242DEG 21KT 4542 9540 $$ LS
000
WWUS53 KMPX 142131
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
431 PM CDT TUE JUL 14 2009
MNC151-142141-
/O.CAN.KMPX.TO.W.0020.000000T0000Z-090714T2200Z/
SWIFT MN-
431 PM CDT TUE JUL 14 2009
...THE TORNADO WARNING FOR NORTHEASTERN SWIFT COUNTY IS CANCELLED...
RADAR INDICATED THAT THE SEVERE STORM HAD MOVED OUT OF THE WARNED
AREA. THEREFORE...THE TORNADO WARNING HAS BEEN CANCELLED.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT
TUESDAY EVENING FOR SOUTHERN MINNESOTA.
LAT...LON 4549 9543 4558 9522 4543 9513 4541 9528
4541 9542
TIME...MOT...LOC 2131Z 241DEG 27KT 4545 9532
$$
MNC121-142200-
/O.CON.KMPX.TO.W.0020.000000T0000Z-090714T2200Z/
POPE MN-
431 PM CDT TUE JUL 14 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHEASTERN POPE COUNTY...
AT 426 PM CDT...A TORNADO WAS REPORTED ONE MILE WEST OF SWIFT FALLS.
AT 430 PM CDT... THE TORNADIC SEVERE THUNDERSTORM WAS LOCATED NEAR
GILCHRIST...OR ABOUT 8 MILES NORTHWEST OF SUNBURG...AND MOVING
NORTHEAST AT 30 MPH.
OTHER LOCATIONS IN THE WARNING INCLUDE...RURAL EASTERN POPE COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT
TUESDAY EVENING FOR SOUTHERN MINNESOTA.
&&
LAT...LON 4549 9543 4558 9522 4543 9513 4541 9528
4541 9542
TIME...MOT...LOC 2131Z 241DEG 27KT 4545 9532
$$
LS000
WWUS53 KMPX 142142
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
442 PM CDT TUE JUL 14 2009
MNC121-142200-
/O.CON.KMPX.TO.W.0020.000000T0000Z-090714T2200Z/
POPE MN-
442 PM CDT TUE JUL 14 2009
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM CDT FOR
SOUTHEASTERN POPE COUNTY...
BETWEEN 425 PM AND 430 PM CDT...A TORNADO WAS REPORTED WITH THIS
STORM NEAR SWIFT FALLS AND GILCHRIST.
AT 439 PM CDT... THE TORNADIC SEVERE THUNDERSTORM WAS LOCATED 4 MILES
NORTHEAST OF GILCHRIST...OR ABOUT 7 MILES SOUTH OF SEDAN...AND MOVING
NORTHEAST AT 30 MPH. SPOTTERS REPORTED THE TORNADO HAD LIFTED AS OF
438 PM CDT... ALTHOUGH STRONG ROTATION WAS STILL REPORTED WITH THE
STORM AND ADDITIONAL TORNADOES REMAIN POSSIBLE.
OTHER LOCATIONS IN THE WARNING INCLUDE... TERRACE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
THIS STORM HAS A HISTORY OR PRODUCING TORNADOES.
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT
TUESDAY EVENING FOR SOUTHERN MINNESOTA.
&&
LAT...LON 4550 9539 4558 9522 4543 9513 4541 9530
4541 9533
TIME...MOT...LOC 2140Z 241DEG 27KT 4548 9524
$$
LSThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 1:42 PM CDT | Special Weather Statement | MPX | Todd | 78 min |
| Jul 14, 2:19 PM CDT | Special Weather Statement | MPX | Stearns | 41 min |
| Jul 14, 2:26 PM CDT | Special Weather Statement | MPX | Morrison | 49 min |
| Jul 14, 3:06 PM CDT | Special Weather Statement | MPX | Pope | 39 min |
| Jul 14, 3:22 PM CDT | Special Weather Statement | MPX | Todd | 38 min |
| Jul 14, 3:36 PM CDT | Special Weather Statement | MPX | Kandiyohi | 39 min |
| Jul 14, 3:47 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi | 28 min |
| Jul 14, 3:49 PM CDT | Severe Thunderstorm Warning | MPX | Morrison, Todd | 43 min |
| Jul 14, 4:11 PM CDT | Special Weather Statement | MPX | Pope | 49 min |
| Jul 14, 4:36 PM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Meeker, Stearns | 39 min |
| Jul 14, 4:44 PM CDT | Tornado Warning | MPX | Kandiyohi, Meeker, Stearns | 46 min |
| Jul 14, 4:48 PM CDT | Tornado Warning | MPX | Pope, Stearns | 42 min |
| Jul 14, 4:55 PM CDT | Severe Thunderstorm Warning | MPX | Douglas | 50 min |
| Jul 14, 5:00 PM CDT | Tornado Warning | MPX | Kandiyohi, Meeker, Stearns | 45 min |
| Jul 14, 5:13 PM CDT | Tornado Warning | MPX | Douglas | 47 min |
| Jul 14, 5:32 PM CDT | Tornado Warning | MPX | Stearns | 28 min |
| Jul 14, 5:38 PM CDT | Special Weather Statement | MPX | Todd | 37 min |
| Jul 14, 5:48 PM CDT | Flash Flood Warning | MPX | Morrison, Todd | 2 hr |
| Jul 14, 5:50 PM CDT | Special Weather Statement | MPX | Benton | 25 min |
| Jul 14, 5:54 PM CDT | Special Weather Statement | MPX | Todd | 66 min |
| Jul 14, 6:04 PM CDT | Special Weather Statement | MPX | Benton | 26 min |
| Jul 14, 6:07 PM CDT | Special Weather Statement | MPX | Sherburne | 23 min |
| Jul 14, 6:11 PM CDT | Severe Thunderstorm Warning | MPX | Benton, Sherburne, Stearns | 52 min |
| Jul 14, 6:18 PM CDT | Tornado Warning | MPX | Benton, Sherburne, Stearns | 42 min |
| Jul 14, 6:39 PM CDT | Special Weather Statement | MPX | Morrison | 51 min |
| Jul 14, 6:41 PM CDT | Areal Flood Warning | MPX | Benton, Stearns | 4 hr |
| Jul 14, 6:57 PM CDT | Special Weather Statement | MPX | Sherburne | 48 min |
Nearby
Tornado Warnings in Minnesota, 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.