Alert archive / Minnesota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 4, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 5, 2018, 6:11 PM CDT for Dakota County, Hennepin County, Minnesota. It was in force for 20 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
- May 5, 2018, 6:11 PM CDT (23:11 UTC)
- Expired
- May 5, 2018, 6:31 PM CDT
- In force
- 20 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Dakota County, MN, Hennepin County, MN
The radar
The Minneapolis radar (KMPX), 33 km from the middle of the area, began a volume at 23:13 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.2 hours before the alert went out and 36 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2836 m above ground
- 0-6 km bulk shear
- 27 kt
- 0-1 km storm-relative helicity
- -88 m²/s²
- 0-3 km storm-relative helicity
- -37 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
578
WUUS53 KMPX 052311
SVRMPX
MNC037-053-052345-
/O.NEW.KMPX.SV.W.0004.180505T2311Z-180505T2345Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
611 PM CDT SAT MAY 5 2018
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Southeastern Hennepin County in east central Minnesota...
Northwestern Dakota County in east central Minnesota...
* Until 645 PM CDT
* At 610 PM CDT, a severe thunderstorm was located over Apple Valley,
or 11 miles south of St. Paul, 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,
Rosemount around 615 PM CDT.
Inver Grove Heights around 620 PM CDT.
Other locations impacted by this severe thunderstorm include Fort
Snelling State Park, Coates, Sunfish Lake, South St Paul Airport,
Mall Of America, South St Paul, Mendota, Sunfish and Newport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4472 9333 4479 9333 4490 9325 4490 9319
4489 9318 4490 9315 4490 9303 4487 9301
4478 9302 4477 9299 4467 9300
TIME...MOT...LOC 2310Z 273DEG 29KT 4477 9318
HAIL...1.00IN
WIND...60MPH
$$
jrb2 follow-up statements
727
WWUS53 KMPX 052321
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
621 PM CDT SAT MAY 5 2018
MNC053-052330-
/O.CAN.KMPX.SV.W.0004.000000T0000Z-180505T2345Z/
Hennepin MN-
621 PM CDT SAT MAY 5 2018
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN HENNEPIN COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4476 9325 4480 9326 4489 9317 4490 9303
4487 9301 4478 9302 4477 9299 4467 9300
TIME...MOT...LOC 2320Z 272DEG 24KT 4482 9311
$$
MNC037-052345-
/O.CON.KMPX.SV.W.0004.000000T0000Z-180505T2345Z/
Dakota MN-
621 PM CDT SAT MAY 5 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 645 PM CDT
FOR NORTHWESTERN DAKOTA COUNTY...
At 620 PM CDT, a severe thunderstorm was located over Eagan, or 8
miles south of St. Paul, moving east at 25 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 storm will be near...
Inver Grove Heights, Rosemount and South St. Paul around 625 PM
CDT.
Other locations impacted by this severe thunderstorm include Fort
Snelling State Park, Coates, Sunfish Lake, South St Paul Airport,
South St Paul, Mendota, Sunfish and Newport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4476 9325 4480 9326 4489 9317 4490 9303
4487 9301 4478 9302 4477 9299 4467 9300
TIME...MOT...LOC 2320Z 272DEG 24KT 4482 9311
HAIL...1.00IN
WIND...60MPH
$$
jrb253
WWUS53 KMPX 052331
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
631 PM CDT SAT MAY 5 2018
MNC037-052341-
/O.CAN.KMPX.SV.W.0004.000000T0000Z-180505T2345Z/
Dakota MN-
631 PM CDT SAT MAY 5 2018
...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN DAKOTA COUNTY IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore the warning has been cancelled. However gusty winds and
heavy rain are still possible with this thunderstorm.
LAT...LON 4476 9325 4480 9326 4489 9317 4490 9303
4487 9301 4478 9302 4477 9299 4467 9300
TIME...MOT...LOC 2330Z 273DEG 29KT 4481 9298
$$
jrbThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 5, 4:37 PM CDT | Special Weather Statement | MPX | Wright | 23 min |
| May 5, 4:42 PM CDT | Special Weather Statement | MPX | McLeod | 33 min |
| May 5, 5:20 PM CDT | Special Weather Statement | MPX | Hennepin | 25 min |
| May 5, 5:33 PM CDT | Special Weather Statement | MPX | Scott | 42 min |
| May 5, 5:48 PM CDT | Special Weather Statement | MPX | Ramsey | 27 min |
| May 5, 5:50 PM CDT | Special Weather Statement | MPX | Dakota | 40 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2018Every severe thunderstorm warning in 2018
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.