Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 161, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 17, 2017, 7:48 PM CDT for 4 counties in Minnesota. 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
- Jul 17, 2017, 7:48 PM CDT (00:48 UTC)
- Expired
- Jul 17, 2017, 8:30 PM CDT
- In force
- 42 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Benton County, MN, Isanti County, MN, Mille Lacs County, MN, Sherburne County, MN
The radar
The Minneapolis radar (KMPX), 90 km from the middle of the area, began a volume at 00:48 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 |
|---|---|---|---|
| Jul 17, 3:21 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 0.8 hours before the alert went out and 89 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
- 3117 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 998 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 100 m²/s²
- 0-3 km storm-relative helicity
- 191 m²/s²
- Significant tornado parameter
- 2.0
- Supercell composite
- 13.1
The text
As transmitted.
942
WUUS53 KMPX 180048
SVRMPX
MNC009-059-095-141-180130-
/O.NEW.KMPX.SV.W.0161.170718T0048Z-170718T0130Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
748 PM CDT MON JUL 17 2017
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Southern Mille Lacs County in east central Minnesota...
Northwestern Isanti County in east central Minnesota...
Southeastern Benton County in central Minnesota...
Northeastern Sherburne County in central Minnesota...
* Until 830 PM CDT
* At 748 PM CDT, a severe thunderstorm was located near Oak Park, or
21 miles east of St. Cloud, moving east at 35 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* This severe thunderstorm will be near,
Milaca around 755 PM CDT.
Princeton around 805 PM CDT.
Other locations impacted by this severe thunderstorm include
Glendorado, Ronneby, Spencer Brook, Dalbo, Pease, Oak Park and
Princeton Airport.
This includes U.S. Highway 169 between mile markers 174 and 190.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4573 9334 4547 9344 4558 9392 4576 9384
TIME...MOT...LOC 0048Z 284DEG 28KT 4566 9376
HAIL...1.00IN
WIND...60MPH
$$
BORGHOFF2 follow-up statements
294
WWUS53 KMPX 180101
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
801 PM CDT MON JUL 17 2017
MNC009-180110-
/O.CAN.KMPX.SV.W.0161.000000T0000Z-170718T0130Z/
Benton MN-
801 PM CDT MON JUL 17 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BENTON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A severe thunderstorm watch remains in effect until 1100 PM CDT for
central and east central Minnesota.
LAT...LON 4568 9336 4547 9344 4557 9376 4570 9372
TIME...MOT...LOC 0100Z 291DEG 20KT 4563 9366
$$
MNC059-095-141-180130-
/O.CON.KMPX.SV.W.0161.000000T0000Z-170718T0130Z/
Mille Lacs MN-Isanti MN-Sherburne MN-
801 PM CDT MON JUL 17 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 830 PM CDT
FOR SOUTH CENTRAL MILLE LACS...NORTHWESTERN ISANTI AND NORTHEASTERN
SHERBURNE COUNTIES...
At 800 PM CDT, a severe thunderstorm was located near Pease, or 21
miles west of Cambridge, moving east at 25 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
This severe storm will be near...
Princeton around 815 PM CDT.
Other locations impacted by this severe thunderstorm include Spencer
Brook, Princeton Airport and Pease.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4568 9336 4547 9344 4557 9376 4570 9372
TIME...MOT...LOC 0100Z 291DEG 20KT 4563 9366
HAIL...<.75IN
WIND...60MPH
$$
BORGHOFF320
WWUS53 KMPX 180133
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
833 PM CDT MON JUL 17 2017
MNC059-095-141-180143-
/O.EXP.KMPX.SV.W.0161.000000T0000Z-170718T0130Z/
Mille Lacs MN-Isanti MN-Sherburne MN-
833 PM CDT MON JUL 17 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTH CENTRAL MILLE LACS...
NORTHWESTERN ISANTI AND NORTHEASTERN SHERBURNE COUNTIES HAS
EXPIRED...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning has
been allowed to expire.
A severe thunderstorm watch remains in effect until 1100 PM CDT for
central and east central Minnesota.
LAT...LON 4568 9336 4547 9344 4557 9376 4570 9372
TIME...MOT...LOC 0133Z 284DEG 28KT 4557 9332
$$
BORGHOFFThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 7:59 PM CDT | Special Weather Statement | MPX | Anoka, Wright | 46 min |
| Jul 17, 9:37 PM CDT | Special Weather Statement | MPX | Ramsey, Washington | 83 min |
| Jul 17, 10:10 PM CDT | Special Weather Statement | MPX | Kandiyohi | 50 min |
| Jul 17, 10:46 PM CDT | Special Weather Statement | MPX | Hennepin | 74 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.