Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 196, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Sep 20, 2017, 12:42 AM CDT for 4 counties in Minnesota. It was in force for 33 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
- Sep 20, 2017, 12:42 AM CDT (05:42 UTC)
- Expired
- Sep 20, 2017, 1:15 AM CDT
- In force
- 33 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.88 in
- Wind
- 60.0 mph
Counties Kandiyohi County, MN, Pope County, MN, Stearns County, MN, Todd County, MN
The radar
The Minneapolis radar (KMPX), 143 km from the middle of the area, began a volume at 05:42 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 |
|---|---|---|---|
| Sep 20, 12:48 AM CDT | TSTM WND DMG | Belgrade, MN | NUMEROUS LARGE TREES AND POWER LINES DOWN THROUGHOUT THE CITY OF BELGRADE. |
| Sep 20, 1:15 AM CDT | TSTM WND DMG | Melrose, MN | TREES DOWN AND BUILDING DAMAGE. REPORTS FROM PUBLIC VIA FACEBOOK INCLUDE PHOTOS OF DAMAGE. TIME IS ESTIMATED. |
| Sep 20, 1:20 AM CDT | TSTM WND DMG | 3 Nw Burtrum, MN | BOAT AND ATTACHED DOCK ON LONG LAKE DETACHED FROM SHORELINE AND WAS BLOWN INTO ANOTHER DOCK. SEVERAL TREES DOWN ON PROPERTIES ALONG NE SHORELINE. DAMAGE TO ROOF OF HOME. PUBLIC BOAT DOCK BLOCKED BY DOWNED TREES. TIME ESTIMATED. |
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 |
|---|---|---|---|
| Sep 19, 10:36 PM CDT | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 5.7 hours before the alert went out and 141 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
- 246 J/kg
- Mixed-layer CIN
- -155 J/kg
- Mixed-layer LCL
- 1179 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 274 m²/s²
- 0-3 km storm-relative helicity
- 454 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 3.2
The text
As transmitted.
526
WUUS53 KMPX 200542
SVRMPX
MNC067-121-145-153-200615-
/O.NEW.KMPX.SV.W.0196.170920T0542Z-170920T0615Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
1242 AM CDT WED SEP 20 2017
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Eastern Pope County in west central Minnesota...
Southeastern Todd County in central Minnesota...
Northwestern Stearns County in central Minnesota...
Northwestern Kandiyohi County in central Minnesota...
* Until 115 AM CDT
* At 1242 AM CDT, severe thunderstorms were located along a line
extending from near Villard to near Brooten to near Pennock, moving
northeast at 80 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near,
Sauk Centre and Melrose around 1255 AM CDT.
Grey Eagle around 105 AM CDT.
Freeport around 115 AM CDT.
Other locations impacted by these severe thunderstorms include
Westport, St. Rosa, Round Prairie, Grove Lake, Spring Hill, Burtrum,
Padua, Regal, Pleasant Beach and Greenwald.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4605 9465 4578 9465 4543 9474 4515 9524
4526 9526 4554 9524 4571 9527 4576 9514
4585 9505
TIME...MOT...LOC 0542Z 226DEG 68KT 4576 9523 4552 9514 4515 9522
TORNADO...POSSIBLE
HAIL...0.88IN
WIND...60MPH
$$2 follow-up statements
925
WWUS53 KMPX 200605
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
105 AM CDT WED SEP 20 2017
MNC121-200614-
/O.CAN.KMPX.SV.W.0196.000000T0000Z-170920T0615Z/
Pope MN-
105 AM CDT WED SEP 20 2017
...THE SEVERE THUNDERSTORM WARNING FOR EASTERN POPE COUNTY IS
CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 500 AM CDT for
central Minnesota.
LAT...LON 4605 9465 4578 9465 4543 9474 4517 9520
4558 9502 4585 9505
TIME...MOT...LOC 0604Z 226DEG 68KT 4604 9481 4581 9472 4544 9480
$$
MNC067-145-153-200615-
/O.CON.KMPX.SV.W.0196.000000T0000Z-170920T0615Z/
Todd MN-Stearns MN-Kandiyohi MN-
105 AM CDT WED SEP 20 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 115 AM CDT
FOR SOUTHEASTERN TODD...NORTHWESTERN STEARNS AND NORTHWESTERN
KANDIYOHI COUNTIES...
At 104 AM CDT, severe thunderstorms were located along a line
extending from near Browerville to North Shore to Lake Henry, moving
northeast at 80 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Freeport around 115 AM CDT.
Other locations impacted by these severe thunderstorms include St.
Rosa, Round Prairie, Spring Hill, Burtrum, Regal, Pleasant Beach,
Greenwald, Long Prairie Airport, and New Munich.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4605 9465 4578 9465 4543 9474 4517 9520
4558 9502 4585 9505
TIME...MOT...LOC 0604Z 226DEG 68KT 4604 9481 4581 9472 4544 9480
TORNADO...POSSIBLE
HAIL...0.88IN
WIND...60MPH
$$007
WWUS53 KMPX 200612
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
112 AM CDT WED SEP 20 2017
MNC067-145-153-200622-
/O.EXP.KMPX.SV.W.0196.000000T0000Z-170920T0615Z/
Todd MN-Stearns MN-Kandiyohi MN-
112 AM CDT WED SEP 20 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN TODD...
NORTHWESTERN STEARNS AND NORTHWESTERN KANDIYOHI COUNTIES WILL EXPIRE
AT 115 AM CDT...
The storms which prompted the warning have moved out of the area.
Therefore the warning will be allowed to expire.
A severe thunderstorm watch remains in effect until 500 AM CDT for
central Minnesota.
LAT...LON 4605 9465 4578 9465 4543 9474 4517 9520
4558 9502 4585 9505
TIME...MOT...LOC 0612Z 226DEG 68KT 4613 9467 4590 9458 4553 9466
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 19, 10:55 PM CDT | Severe Thunderstorm Warning | MPX | Lac qui Parle | 50 min |
| Sep 19, 11:24 PM CDT | Severe Thunderstorm Warning | MPX | Stevens, Swift | 36 min |
| Sep 19, 11:42 PM CDT | Special Weather Statement | MPX | Lac qui Parle, Yellow Medicine | 48 min |
| Sep 19, 11:50 PM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope, Stevens | 55 min |
| Sep 20, 12:03 AM CDT | Special Weather Statement | MPX | Swift | 57 min |
| Sep 20, 12:06 AM CDT | Special Weather Statement | MPX | Meeker | 24 min |
| Sep 20, 12:16 AM CDT | Special Weather Statement | MPX | Chippewa, Yellow Medicine | 44 min |
| Sep 20, 12:24 AM CDT | Severe Thunderstorm Warning | MPX | Swift | 21 min |
| Sep 20, 12:45 AM CDT | Special Weather Statement | MPX | Benton, Morrison | 45 min |
| Sep 20, 12:51 AM CDT | Special Weather Statement | MPX | Kandiyohi, Meeker, Renville | 39 min |
| Sep 20, 12:55 AM CDT | Special Weather Statement | MPX | Brown, Redwood | 35 min |
| Sep 20, 1:02 AM CDT | Severe Thunderstorm Warning | MPX | Kandiyohi, Meeker, Renville | 43 min |
| Sep 20, 1:11 AM CDT | Severe Thunderstorm Warning | MPX | Benton, Morrison, Sherburne, Stearns | 49 min |
| Sep 20, 1:15 AM CDT | Severe Thunderstorm Warning | MPX | Brown, Nicollet, Redwood, Renville, Sibley | 30 min |
| Sep 20, 1:37 AM CDT | Severe Thunderstorm Warning | MPX | Meeker, Sherburne, Stearns, Wright | 38 min |
| Sep 20, 1:41 AM CDT | Severe Thunderstorm Warning | MPX | McLeod, Renville, Sibley | 34 min |
| Sep 20, 1:49 AM CDT | Severe Thunderstorm Warning | MPX | Benton, Kanabec, Mille Lacs, Morrison | 56 min |
| Sep 20, 2:00 AM CDT | Severe Thunderstorm Warning | MPX | Benton, Isanti, Mille Lacs, Sherburne | 45 min |
| Sep 20, 2:12 AM CDT | Special Weather Statement | MPX | Anoka, Hennepin, Wright | 48 min |
| Sep 20, 2:36 AM CDT | Special Weather Statement | MPX | Hennepin, Ramsey, Washington | 69 min |
| Sep 20, 2:57 AM CDT | Special Weather Statement | MPX | Chisago | 33 min |
| Sep 20, 3:04 AM CDT | Severe Thunderstorm Warning | MPX | Chisago | 26 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2017Every severe thunderstorm warning in 2017
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.