Alert archive / Minnesota / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 90, NWS Twin Cities, MN
NWS Twin Cities, MN issued this severe thunderstorm warning at Jul 14, 2019, 6:16 PM CDT for Morrison County, Minnesota. It was in force for 44 min. 2 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
- Jul 14, 2019, 6:16 PM CDT (23:16 UTC)
- Expired
- Jul 14, 2019, 7:00 PM CDT
- In force
- 44 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 50.0 mph
County Morrison County, MN
The radar
The Minneapolis radar (KMPX), 139 km from the middle of the area, began a volume at 23:16 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 |
|---|---|---|---|
| Jul 14, 6:30 PM CDT | HAIL 0.7 | Little Falls, MN | |
| Jul 14, 6:31 PM CDT | HAIL 0.88 | 2 Sse Little Falls, MN | SPOTTER REPORTS 0.9 INCH HAIL 2 MILES S OF LITTLE FALLS. |
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 |
|---|---|---|---|
| Jul 14, 3:39 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.3 hours before the alert went out and 138 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
- 641 J/kg
- Mixed-layer CIN
- -72 J/kg
- Mixed-layer LCL
- 957 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 72 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted.
835
WUUS53 KMPX 142316
SVRMPX
MNC097-150000-
/O.NEW.KMPX.SV.W.0090.190714T2316Z-190715T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Twin Cities/Chanhassen MN
616 PM CDT Sun Jul 14 2019
The National Weather Service in The Twin Cities has issued a
* Severe Thunderstorm Warning for...
Central Morrison County in central Minnesota...
* Until 700 PM CDT.
* At 616 PM CDT, a severe thunderstorm was located over Little Falls,
moving east at 20 mph.
HAZARD...Ping pong ball size hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect
damage to roofs, siding, windows, and vehicles.
* Locations impacted include...
Little Falls, Pierz, Lastrup, Sobieski, Genola, Little Falls
Airport and Camp Ripley Junction.
This includes U.S. Highway 10 in Minnesota between mile markers 140
and 152.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4596 9403 4586 9443 4599 9450 4616 9418
4616 9408
TIME...MOT...LOC 2316Z 247DEG 18KT 4595 9437
HAIL...1.50IN
WIND...<50MPH
$$
JPC1 follow-up statement
628
WWUS53 KMPX 142337
SVSMPX
Severe Weather Statement
National Weather Service Twin Cities/Chanhassen MN
637 PM CDT Sun Jul 14 2019
MNC097-150000-
/O.CON.KMPX.SV.W.0090.000000T0000Z-190715T0000Z/
Morrison MN-
637 PM CDT Sun Jul 14 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM CDT
FOR CENTRAL MORRISON COUNTY...
At 637 PM CDT, a severe thunderstorm was located over Little Falls,
moving northeast at 15 mph.
HAZARD...Ping pong ball size hail.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect damage
to roofs, siding, windows, and vehicles.
Locations impacted include...
Little Falls, Pierz, Lastrup, Genola, Camp Ripley Junction and Little
Falls Airport.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Prepare immediately for large hail and deadly cloud to ground
lightning. Seek shelter inside a well-built structure. Stay away from
windows.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
The Twin Cities.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4590 9428 4601 9447 4616 9418 4616 9408
4596 9403
TIME...MOT...LOC 2337Z 236DEG 15KT 4601 9433
HAIL...1.50IN
WIND...<50MPH
$$
JPCThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 14, 3:19 AM CDT | Heat Advisory | MPX | Anoka, Carver, Dakota, Hennepin, Ramsey, Scott and 1 more | 40 hr |
| Jul 14, 4:03 PM CDT | Special Weather Statement | MPX | Lac qui Parle | 42 min |
| Jul 14, 5:22 PM CDT | Special Weather Statement | MPX | Morrison | 38 min |
| Jul 14, 5:41 PM CDT | Special Weather Statement | MPX | Todd | 49 min |
| Jul 14, 5:59 PM CDT | Special Weather Statement | MPX | Morrison | 61 min |
| Jul 14, 6:57 PM CDT | Severe Thunderstorm Warning | MPX | Morrison | 63 min |
Nearby
Severe Thunderstorm Warnings in Minnesota, 2019Every severe thunderstorm warning in 2019
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.