Alert archive / Minnesota / Severe Thunderstorm Warnings in 2018
Severe Thunderstorm Warning 78, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jun 29, 2018, 11:58 PM CDT for Todd County, Minnesota. It was in force for 47 min. 1 report 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
- Jun 29, 2018, 11:58 PM CDT (04:58 UTC)
- Expired
- Jun 30, 2018, 12:45 AM CDT
- In force
- 47 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
County Todd County, MN
The radar
The Minneapolis radar (KMPX), 161 km from the middle of the area, began a volume at 04:59 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 |
|---|---|---|---|
| Jun 30, 12:55 AM CDT | TSTM WND DMG | 3 Ene Osakis, MN | TREE BLOWN DOWN ON POWER LINE. |
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 |
|---|---|---|---|
| Jun 29, 11:56 PM CDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 00:00Z, 5.0 hours before the alert went out and 159 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
- 3333 J/kg
- Mixed-layer CIN
- -83 J/kg
- Mixed-layer LCL
- 1867 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 142 m²/s²
- 0-3 km storm-relative helicity
- 233 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
336
WUUS53 KMPX 300458
SVRMPX
MNC153-300545-
/O.NEW.KMPX.SV.W.0078.180630T0458Z-180630T0545Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
1158 PM CDT FRI JUN 29 2018
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Southern Todd County in central Minnesota...
* Until 1245 AM CDT.
* At 1157 PM CDT, a severe thunderstorm was located over Lake Osakis,
or 11 miles east of Alexandria, moving northeast at 35 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Long Prairie, Browerville, Clarissa, Lake Osakis, Little Sauk,
Round Prairie, West Union and Clotho.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4601 9465 4599 9465 4577 9509 4578 9513
4578 9514 4600 9515 4620 9489
TIME...MOT...LOC 0457Z 228DEG 29KT 4588 9512
HAIL...1.50IN
WIND...60MPH
$$1 follow-up statement
353
WWUS53 KMPX 300520
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
1220 AM CDT SAT JUN 30 2018
MNC153-300545-
/O.CON.KMPX.SV.W.0078.000000T0000Z-180630T0545Z/
Todd MN-
1220 AM CDT SAT JUN 30 2018
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1245 AM CDT
FOR CENTRAL TODD COUNTY...
At 1220 AM CDT, a severe thunderstorm was located over Clotho, or 18
miles east of Alexandria, moving northeast at 30 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Long Prairie, Browerville, Clarissa and Clotho.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4601 9465 4599 9465 4586 9510 4600 9515
4620 9489
TIME...MOT...LOC 0520Z 222DEG 25KT 4599 9501
HAIL...1.50IN
WIND...60MPH
$$The office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 29, 11:25 PM CDT | Special Weather Statement | MPX | Todd | 50 min |
| Jun 30, 12:05 AM CDT | Severe Thunderstorm Warning | MPX | Douglas, Pope | 55 min |
| Jun 30, 12:18 AM CDT | Severe Thunderstorm Warning | MPX | Todd | 42 min |
| Jun 30, 12:43 AM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 47 min |
| Jun 30, 1:00 AM CDT | Special Weather Statement | MPX | Morrison | 45 min |
| Jun 30, 1:06 AM CDT | Severe Thunderstorm Warning | MPX | Morrison | 39 min |
| Jun 30, 1:29 AM CDT | Severe Thunderstorm Warning | MPX | Morrison, Stearns, Todd | 46 min |
| Jun 30, 2:02 AM CDT | Severe Thunderstorm Warning | MPX | Benton, Mille Lacs, Morrison, Stearns | 43 min |
| Jun 30, 2:27 AM CDT | Severe Thunderstorm Warning | MPX | Kanabec, Mille Lacs | 33 min |
| Jun 30, 2:51 AM CDT | Flash Flood Watch | MPX | Faribault, Freeborn, Martin | 18 hr |
| Jun 30, 2:54 AM CDT | Heat Advisory | MPX | Goodhue | 16 hr |
| Jun 30, 5:25 PM CDT | Special Weather Statement | MPX | Freeborn | 50 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.