Alert archive / Minnesota / Tornado Warnings in 2010
Tornado Warning 70, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jul 17, 2010, 6:25 PM CDT for Mille Lacs County, Morrison County, Minnesota. It was in force for 50 min. 4 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 17, 2010, 6:25 PM CDT (23:25 UTC)
- Expired
- Jul 17, 2010, 7:15 PM CDT
- In force
- 50 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
Counties Mille Lacs County, MN, Morrison County, MN
The radar
The Minneapolis radar (KMPX), 134 km from the middle of the area, began a volume at 23:28 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 17, 6:30 PM CDT | HAIL 1 | 5 N Little Falls, MN | HAIL LASTED FOR APPROX 5 MINUTES AND COVERED THE GROUND |
| Jul 17, 6:30 PM CDT | HAIL 1.75 | Little Falls, MN | |
| Jul 17, 6:43 PM CDT | HAIL 1 | 3 Wnw Genola, MN | |
| Jul 17, 6:56 PM CDT | TSTM WND GST 81 | 2 S Buckman, MN | ALONG HWY 27 |
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 17, 12:28 PM CDT | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 11.4 hours before the alert went out and 133 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
- 368 J/kg
- Mixed-layer CIN
- -101 J/kg
- Mixed-layer LCL
- 1285 m above ground
- 0-6 km bulk shear
- 31 kt
- 0-1 km storm-relative helicity
- 119 m²/s²
- 0-3 km storm-relative helicity
- 226 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.9
The text
As transmitted, in the capitals the NWS used until 2016.
287
WFUS53 KMPX 172325
TORMPX
MNC095-097-180015-
/O.NEW.KMPX.TO.W.0070.100717T2325Z-100718T0015Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
625 PM CDT SAT JUL 17 2010
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* TORNADO WARNING FOR...
MORRISON COUNTY IN CENTRAL MINNESOTA...
NORTHERN MILLE LACS COUNTY IN EAST CENTRAL MINNESOTA...
* UNTIL 715 PM CDT
* AT 624 PM CDT...RADAR WAS TRACKING A SEVERE STORM WITH STRONG
ROTATION. THE MOST DANGEROUS PART OF THE STORM WAS ALONG A LINE
EXTENDING FROM 4 MILES NORTH OF HARDING TO 4 MILES NORTHWEST OF
LASTRUP TO LITTLE FALLS...AND MOVING SOUTHEAST AT 35 MPH.
* LOCATIONS IN THE WARNING INCLUDE...
HARDING...
LASTRUP...
PIERZ...
GENOLA...
HILLMAN...
VINELAND...
BUCKMAN...
ONAMIA...
MORRILL...
BAYVIEW...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON RADAR...IT MEANS THAT
STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY ALREADY
BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT SATURDAY EVENING
FOR SOUTHERN MINNESOTA AND NORTHWESTERN WISCONSIN.
&&
LAT...LON 4584 9352 4582 9391 4599 9463 4616 9436
4616 9383 4621 9381 4624 9355
TIME...MOT...LOC 2325Z 293DEG 32KT 4618 9404 4607 9412
4599 9435
$$5 follow-up statements
175
WWUS53 KMPX 172334
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
634 PM CDT SAT JUL 17 2010
MNC095-097-180015-
/O.CON.KMPX.TO.W.0070.000000T0000Z-100718T0015Z/
MORRISON MN-MILLE LACS MN-
634 PM CDT SAT JUL 17 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MILLE LACS AND
EASTERN MORRISON COUNTIES UNTIL 715 PM CDT...
AT 628 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
SQUALL LINE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS AND
BRIEF RAIN-WRAPPED TORNADOES. THESE DANGEROUS STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM HARDING TO LASTRUP TO LITTLE FALLS...
MOVING SOUTHEAST AT 35 MPH.
IN ADDITION...AT 626 PM...GOLF BALL SIZE HAIL WAS REPORTED IN LITTLE
FALLS WITH THESE STORMS.
LOCATIONS IMPACTED INCLUDE...
PIERZ...GENOLA...HILLMAN...VINELAND...BUCKMAN...ONAMIA...MORRILL
AND BAYVIEW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4584 9352 4582 9391 4595 9444 4616 9429
4614 9381 4621 9380 4624 9355
TIME...MOT...LOC 2333Z 293DEG 32KT 4615 9395 4604 9403
4593 9428
$$
JLT262
WWUS53 KMPX 172344
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
644 PM CDT SAT JUL 17 2010
MNC095-097-180015-
/O.CON.KMPX.TO.W.0070.000000T0000Z-100718T0015Z/
MORRISON MN-MILLE LACS MN-
644 PM CDT SAT JUL 17 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MILLE LACS AND
EASTERN MORRISON COUNTIES UNTIL 715 PM CDT...
AT 642 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
SQUALL LINE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS AND
BRIEF RAIN-WRAPPED TORNADOES. THESE DANGEROUS STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 5 MILES SOUTHWEST OF VINELAND TO HILLMAN
TO 6 MILES NORTHEAST OF ROYALTON...MOVING SOUTHEAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
VINELAND...BUCKMAN...ONAMIA...BAYVIEW AND MORRILL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4584 9352 4582 9391 4595 9444 4616 9429
4614 9381 4621 9380 4624 9355
TIME...MOT...LOC 2344Z 293DEG 32KT 4611 9382 4597 9388
4589 9419
$$240
WWUS53 KMPX 172350
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
650 PM CDT SAT JUL 17 2010
MNC095-097-180015-
/O.CON.KMPX.TO.W.0070.000000T0000Z-100718T0015Z/
MORRISON MN-MILLE LACS MN-
650 PM CDT SAT JUL 17 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MILLE LACS AND
EASTERN MORRISON COUNTIES UNTIL 715 PM CDT...
AT 647 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
SQUALL LINE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS AND
BRIEF RAIN-WRAPPED TORNADOES. THESE DANGEROUS STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM 6 MILES SOUTHWEST OF VINELAND TO HILLMAN
TO BUCKMAN...MOVING SOUTHEAST AT 35 MPH.
IN ADDITION...AT 645 PM...A FUNNEL CLOUD WAS REPORTED NEAR HARDING.
LOCATIONS IMPACTED INCLUDE...
MORRILL...ONAMIA AND BAYVIEW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4584 9352 4582 9391 4593 9433 4615 9411
4614 9381 4621 9380 4624 9355
TIME...MOT...LOC 2350Z 293DEG 32KT 4611 9381 4595 9381
4587 9412
$$
JLT317
WWUS53 KMPX 180000
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
700 PM CDT SAT JUL 17 2010
MNC095-097-180015-
/O.CON.KMPX.TO.W.0070.000000T0000Z-100718T0015Z/
MORRISON MN-MILLE LACS MN-
700 PM CDT SAT JUL 17 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MILLE LACS AND
EASTERN MORRISON COUNTIES UNTIL 715 PM CDT...
AT 656 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
SQUALL LINE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS AND
BRIEF RAIN-WRAPPED TORNADOES. THESE DANGEROUS STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM VINELAND TO 9 MILES NORTHEAST OF RUM
RIVER TO MORRILL...MOVING SOUTHEAST AT 35 MPH.
LOCATIONS IMPACTED INCLUDE...
ONAMIA AND BAYVIEW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4584 9352 4582 9391 4593 9433 4615 9411
4614 9381 4621 9380 4624 9355
TIME...MOT...LOC 0000Z 293DEG 32KT 4614 9369 4591 9369
4585 9397
$$
JLT480
WWUS53 KMPX 180005
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
705 PM CDT SAT JUL 17 2010
MNC095-097-180015-
/O.CON.KMPX.TO.W.0070.000000T0000Z-100718T0015Z/
MORRISON MN-MILLE LACS MN-
705 PM CDT SAT JUL 17 2010
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHERN MILLE LACS AND
EASTERN MORRISON COUNTIES UNTIL 715 PM CDT...
AT 700 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
SQUALL LINE CAPABLE OF PRODUCING DAMAGING STRAIGHT LINE WINDS AND
BRIEF RAIN-WRAPPED TORNADOES. THESE DANGEROUS STORMS WERE LOCATED
ALONG A LINE EXTENDING FROM BAYVIEW TO 9 MILES NORTHEAST OF RUM RIVER
TO MORRILL...MOVING SOUTHEAST AT 35 MPH.
IN ADDITION...AT 656 PM 81 MPH WINDS WERE REPORTED 2 MILES SOUTH OF
BUCKMAN.
LOCATIONS IMPACTED INCLUDE...
BAYVIEW.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOTORISTS SHOULD NOT TAKE SHELTER UNDER HIGHWAY OVERPASSES. AS A LAST
RESORT... EITHER PARK YOUR VEHICLE AND STAY PUT...OR ABANDON YOUR
VEHICLE AND LIE DOWN IN A LOW LYING AREA.
&&
LAT...LON 4584 9352 4582 9391 4593 9433 4615 9411
4614 9381 4621 9380 4624 9355
TIME...MOT...LOC 0005Z 293DEG 32KT 4612 9363 4589 9363
4583 9391
$$
JLTThe office that day
Everything else NWS Twin Cities, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 12:15 PM CDT | Special Weather Statement | MPX | Kandiyohi, Swift | 60 min |
| Jul 17, 1:08 PM CDT | Special Weather Statement | MPX | Swift | 52 min |
| Jul 17, 1:16 PM CDT | Special Weather Statement | MPX | Todd | 44 min |
| Jul 17, 1:39 PM CDT | Tornado Warning | MPX | Stearns, Todd | 51 min |
| Jul 17, 1:49 PM CDT | Severe Thunderstorm Warning | MPX | Douglas, Todd | 56 min |
| Jul 17, 1:58 PM CDT | Tornado Warning | MPX | Douglas, Todd | 47 min |
| Jul 17, 2:20 PM CDT | Severe Thunderstorm Warning | MPX | Stearns, Todd | 40 min |
| Jul 17, 2:48 PM CDT | Special Weather Statement | MPX | Benton | 42 min |
| Jul 17, 2:56 PM CDT | Tornado Warning | MPX | Stearns | 34 min |
| Jul 17, 3:28 PM CDT | Severe Thunderstorm Warning | MPX | Meeker, Stearns, Wright | 62 min |
| Jul 17, 3:58 PM CDT | Severe Thunderstorm Warning | MPX | Meeker, Stearns, Wright | 62 min |
| Jul 17, 4:19 PM CDT | Tornado Warning | MPX | Carver, Hennepin, Meeker, Wright | 26 min |
| Jul 17, 4:45 PM CDT | Severe Thunderstorm Warning | MPX | Carver, Hennepin, McLeod, Wright | 60 min |
| Jul 17, 4:58 PM CDT | Tornado Warning | MPX | Carver, Hennepin, Wright | 47 min |
| Jul 17, 5:10 PM CDT | Tornado Warning | MPX | Morrison, Todd | 65 min |
| Jul 17, 5:44 PM CDT | Special Weather Statement | MPX | Hennepin | 46 min |
| Jul 17, 5:49 PM CDT | Tornado Warning | MPX | Morrison | 41 min |
| Jul 17, 6:12 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Lac qui Parle, Swift, Yellow Medicine | 63 min |
| Jul 17, 6:28 PM CDT | Severe Thunderstorm Warning | MPX | Chippewa, Kandiyohi, Renville, Swift, Yellow Medicine | 62 min |
| Jul 17, 6:54 PM CDT | Tornado Warning | MPX | Benton, Mille Lacs, Morrison | 51 min |
Nearby
Tornado Warnings in Minnesota, 2010Every tornado warning in 2010Tornadoes in 2010
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.