Alert archive / Minnesota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 6, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at May 24, 2018, 6:21 PM CDT for Carver County, McLeod County, Sibley County, Minnesota. It was in force for 39 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
- May 24, 2018, 6:21 PM CDT (23:21 UTC)
- Expired
- May 24, 2018, 7:00 PM CDT
- In force
- 39 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Carver County, MN, McLeod County, MN, Sibley County, MN
The radar
The Minneapolis radar (KMPX), 26 km from the middle of the area, began a volume at 23:25 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 |
|---|---|---|---|
| May 24, 6:30 PM CDT | TSTM WND DMG | 1 Sw Norwood/Young Amer, MN | POWER LINES DOWN. |
| May 24, 6:35 PM CDT | TSTM WND GST 61 | 2 Wsw Plato, MN | GLENCOE AIRPORT GUSTED TO 61 MPH. |
| May 24, 6:50 PM CDT | TSTM WND DMG | Waconia, MN | POWER LINES DOWN. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.4 hours before the alert went out and 23 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
- 284 J/kg
- Mixed-layer CIN
- -141 J/kg
- Mixed-layer LCL
- 1325 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- 14 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
646
WUUS53 KMPX 242321
SVRMPX
MNC019-085-143-250000-
/O.NEW.KMPX.SV.W.0006.180524T2321Z-180525T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
621 PM CDT THU MAY 24 2018
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Northeastern Sibley County in central Minnesota...
East central McLeod County in central Minnesota...
Carver County in east central Minnesota...
* Until 700 PM CDT
* At 620 PM CDT, severe thunderstorms were located along a line
extending from near Lester Prairie to Plato to near Glencoe
Airport, moving east at 25 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Law enforcement.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near,
Norwood Young America, Mayer and Green Isle around 635 PM CDT.
Waconia and Cologne around 650 PM CDT.
Minnetrista around 700 PM CDT.
Other locations impacted by these severe thunderstorms include Lake
Waconia, Hollywood, Plato, New Germany, Hamburg and Glencoe Airport.
This includes U.S. Highway 212 between mile markers 121 and 126.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4470 9417 4495 9407 4493 9377 4489 9376
4489 9369 4472 9369 4464 9375
TIME...MOT...LOC 2320Z 277DEG 23KT 4491 9403 4478 9405 4469 9411
HAIL...0.75IN
WIND...60MPH
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 24, 1:09 AM CDT | Special Weather Statement | MPX | Kanabec | 51 min |
| May 24, 3:22 PM CDT | Special Weather Statement | MPX | Yellow Medicine | 23 min |
| May 24, 5:03 PM CDT | Special Weather Statement | MPX | Renville | 27 min |
| May 24, 5:06 PM CDT | Severe Thunderstorm Warning | MPX | Renville | 24 min |
| May 24, 5:28 PM CDT | Special Weather Statement | MPX | Renville | 47 min |
| May 24, 6:17 PM CDT | Special Weather Statement | MPX | Carver | 43 min |
| May 24, 6:46 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Hennepin, Scott | 29 min |
| May 24, 6:55 PM CDT | Severe Thunderstorm Warning | MPX | Hennepin, Wright | 20 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.