Alert archive / Minnesota / Severe Thunderstorm Warnings in 2017
Severe Thunderstorm Warning 10, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Mar 6, 2017, 6:10 PM CST for Chisago County, Isanti County, Kanabec County, Minnesota. It was in force for 35 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
- Mar 6, 2017, 6:10 PM CST (00:10 UTC)
- Expired
- Mar 6, 2017, 6:45 PM CST
- In force
- 35 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Chisago County, MN, Isanti County, MN, Kanabec County, MN
The radar
The Minneapolis radar (KMPX), 100 km from the middle of the area, began a volume at 00:09 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 |
|---|---|---|---|
| Mar 6, 2:43 PM CST | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 0.2 hours before the alert went out and 101 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
- 923 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 993 m above ground
- 0-6 km bulk shear
- 60 kt
- 0-1 km storm-relative helicity
- 432 m²/s²
- 0-3 km storm-relative helicity
- 528 m²/s²
- Significant tornado parameter
- 2.2
- Supercell composite
- 10.3
The text
As transmitted.
968
WUUS53 KMPX 070010
SVRMPX
MNC025-059-065-070045-
/O.NEW.KMPX.SV.W.0010.170307T0010Z-170307T0045Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
610 PM CST MON MAR 6 2017
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Southeastern Kanabec County in east central Minnesota...
Northwestern Chisago County in east central Minnesota...
Western Isanti County in east central Minnesota...
* Until 645 PM CST
* At 609 PM CST, a severe thunderstorm was located near Dalbo, or 9
miles northwest of Cambridge, moving northeast at 45 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,
Brunswick around 620 PM CST.
Grasston around 625 PM CST.
Other locations impacted by this severe thunderstorm include Grandy,
Stanchfield, and Dalbo.
This includes Interstate 35 between mile markers 159 and 163.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 1000 PM CST for east central
Minnesota.
LAT...LON 4573 9314 4573 9285 4548 9334 4567 9349
4589 9314
TIME...MOT...LOC 0009Z 233DEG 40KT 4565 9333
HAIL...1.00IN
WIND...60MPH
$$2 follow-up statements
440
WWUS53 KMPX 070034
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
634 PM CST MON MAR 6 2017
MNC065-070044-
/O.CAN.KMPX.SV.W.0010.000000T0000Z-170307T0045Z/
Kanabec MN-
634 PM CST MON MAR 6 2017
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN KANABEC COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A tornado watch remains in effect until 1000 PM CST for east central
Minnesota.
LAT...LON 4573 9285 4557 9317 4568 9333 4573 9327
TIME...MOT...LOC 0034Z 241DEG 27KT 4572 9314
$$
MNC025-059-070045-
/O.CON.KMPX.SV.W.0010.000000T0000Z-170307T0045Z/
Chisago MN-Isanti MN-
634 PM CST MON MAR 6 2017
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CST
FOR NORTHWESTERN CHISAGO AND NORTH CENTRAL ISANTI COUNTIES...
At 634 PM CST, a severe thunderstorm was located near Stanchfield, or
11 miles southwest of Pine City, moving northeast at 30 mph.
HAZARD...60 mph wind gusts and nickel size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
This severe storm will be near...
Rush City around 645 PM CST.
Other locations impacted by this severe thunderstorm include Grandy
and Stanchfield.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
A tornado watch remains in effect until 1000 PM CST for east central
Minnesota.
LAT...LON 4573 9285 4557 9317 4568 9333 4573 9327
TIME...MOT...LOC 0034Z 241DEG 27KT 4572 9314
HAIL...0.88IN
WIND...60MPH
$$921
WWUS53 KMPX 070044
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
644 PM CST MON MAR 6 2017
MNC025-059-070054-
/O.EXP.KMPX.SV.W.0010.000000T0000Z-170307T0045Z/
Chisago MN-Isanti MN-
644 PM CST MON MAR 6 2017
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN CHISAGO AND NORTH
CENTRAL ISANTI COUNTIES WILL EXPIRE AT 645 PM CST...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.
A tornado watch remains in effect until 1000 PM CST for east central
Minnesota.
LAT...LON 4573 9285 4557 9317 4568 9333 4573 9327
TIME...MOT...LOC 0044Z 233DEG 40KT 4578 9302
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 6, 6:13 PM CST | Severe Thunderstorm Warning | MPX | Goodhue, Rice | 47 min |
| Mar 6, 6:31 PM CST | Severe Thunderstorm Warning | MPX | Goodhue | 29 min |
| Mar 6, 6:48 PM CST | Severe Thunderstorm Warning | MPX | Goodhue | 42 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.