Alert archive / Michigan / Tornado Warnings in 2011
Tornado Warning 9, NWS Detroit, MI
NWS Detroit, MI issued this tornado warning at May 31, 2011, 7:10 PM EDT for Bay County, Midland County, Michigan. It was in force for 35 min. 6 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 31, 2011, 7:10 PM EDT (23:10 UTC)
- Expired
- May 31, 2011, 7:45 PM EDT
- In force
- 35 min
- Issued by
- NWS Detroit, MI
- Area
- Storm-based polygon
Counties Bay County, MI, Midland County, MI
The radar
The NCL Michigan radar (KAPX), 130 km from the middle of the area, began a volume at 23:11 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 31, 7:15 PM EDT | TSTM WND DMG | 4 Ese Bombay, MI | TREES UPROOTED WITH MEASURED 71 MPH WINDS. ALSO, FUNNEL CLOUD WAS REPORTED. |
| May 31, 7:15 PM EDT | HAIL 1 | 5 Wnw Midland, MI | REPORTED AT WACKERLY RD AND US 10 |
| May 31, 7:25 PM EDT | HAIL 1.75 | 5 Ne Sanford, MI | |
| May 31, 7:26 PM EDT | TORNADO | 3 N Willard, MI | THE TORNADO WAS RATED EF1 WITH MAXIMUM WINDS TO 95 MPH. PATH WIDTH...200 YARDS...PATH LENGTH...8.4 MILES. TORNADO STARTED NEAR PARISH AND 11 MILE ROAD JUST WEST OF THE COMMUNITY OF BEAVER. THE TORNADO THEN MOVED THROUGH BEAVER...CROSSED INTERSTATE 75...AND FIN |
| May 31, 7:27 PM EDT | HAIL 1.25 | 2 Wnw Crump, MI | REPORTED AT CARTER RD AND PREVO RD |
| May 31, 7:28 PM EDT | TORNADO | 3 S Crump, MI | VIEWER PROVIDED VIDEO OF A CONFIRMED TORNADO NEAR THE INTERSECTION OF GARFIELD AND PARRISH RD. |
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 |
|---|---|---|---|
| May 31, 3:33 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 11.2 hours before the alert went out and 134 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
- 1647 J/kg
- Mixed-layer CIN
- -247 J/kg
- Mixed-layer LCL
- 1517 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- -82 m²/s²
- 0-3 km storm-relative helicity
- -60 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
309
WFUS53 KDTX 312310
TORDTX
MIC017-111-312345-
/O.NEW.KDTX.TO.W.0009.110531T2310Z-110531T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
710 PM EDT TUE MAY 31 2011
THE NATIONAL WEATHER SERVICE IN DETROIT/PONTIAC HAS ISSUED A
* TORNADO WARNING FOR...
NORTHWESTERN BAY COUNTY IN SOUTHEAST MICHIGAN...
NORTHEASTERN MIDLAND COUNTY IN SOUTHEAST MICHIGAN...
* UNTIL 745 PM EDT
* AT 707 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR SANFORD...AND MOVING NORTHEAST AT 50 MPH.
* THIS DANGEROUS STORM WILL BE NEAR...
BOMBAY AROUND 715 PM EDT.
CRUMP AROUND 725 PM EDT.
MOUNT FOREST AROUND 730 PM EDT.
PINCONNING AROUND 735 PM EDT.
THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
SANFORD... PINCONNING...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4394 8404 4392 8403 4392 8391 4391 8390
4387 8391 4385 8390 4385 8391 4377 8392
4375 8394 4362 8434 4372 8443 4383 8424
4383 8418 4387 8417
TIME...MOT...LOC 2310Z 236DEG 43KT 4369 8431
$$
SC/SF3 follow-up statements
686
WWUS53 KDTX 312318
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
718 PM EDT TUE MAY 31 2011
MIC017-111-312345-
/O.CON.KDTX.TO.W.0009.000000T0000Z-110531T2345Z/
BAY MI-MIDLAND MI-
718 PM EDT TUE MAY 31 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN MIDLAND AND
CENTRAL BAY COUNTIES UNTIL 745 PM EDT...
AT 715 PM EDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD. A
TORNADO MAY DEVELOP AT ANY TIME. THIS DANGEROUS STORM WAS LOCATED 5
MILES NORTH OF MIDLAND...MOVING EAST AT 45 MPH.
IN ADDITION...AT 708 PM HAIL UP TO GOLF BALL SIZE WAS REPORTED
WEST OF MIDLAND.
THIS DANGEROUS STORM WILL BE NEAR...
CRUMP AROUND 725 PM EDT.
LINWOOD AROUND 735 PM EDT.
PINCONNING AROUND 740 PM EDT.
THE WARNING INCLUDES AREAS SURROUNDING THESE LOCATIONS...
SANFORD... PINCONNING... LINWOOD...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4394 8404 4392 8403 4392 8391 4391 8390
4387 8391 4385 8390 4385 8391 4377 8392
4375 8394 4362 8434 4372 8443 4383 8424
4383 8418 4387 8417
TIME...MOT...LOC 2318Z 250DEG 37KT 4371 8419
$$
SC/SF306
WWUS53 KDTX 312336
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
736 PM EDT TUE MAY 31 2011
MIC111-312346-
/O.CAN.KDTX.TO.W.0009.000000T0000Z-110531T2345Z/
MIDLAND MI-
736 PM EDT TUE MAY 31 2011
...THE TORNADO WARNING FOR NORTHEASTERN MIDLAND COUNTY IS
CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE COUNTY.
LAT...LON 4379 8410 4381 8392 4377 8392 4375 8394
4374 8397 4371 8407
TIME...MOT...LOC 2336Z 252DEG 38KT 4374 8397
$$
MIC017-312345-
/O.CON.KDTX.TO.W.0009.000000T0000Z-110531T2345Z/
BAY MI-
736 PM EDT TUE MAY 31 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL BAY COUNTY UNTIL
745 PM EDT...
AT 732 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
STORM WAS LOCATED NEAR LINWOOD...OR 9 MILES NORTH OF AUBURN...MOVING
EAST AT 45 MPH.
IN ADDITION...AT 727 PM PING PONG SIZE HAIL WAS REPORTED AROUND
CRUMB WITH THIS STORM.
THIS DANGEROUS STORM WILL BE NEAR LINWOOD BY 740 PM.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4379 8410 4381 8392 4377 8392 4375 8394
4374 8397 4371 8407
TIME...MOT...LOC 2336Z 252DEG 38KT 4374 8397
$$
SC/SF633
WWUS53 KDTX 312343
SVSDTX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
743 PM EDT TUE MAY 31 2011
MIC017-312352-
/O.EXP.KDTX.TO.W.0009.000000T0000Z-110531T2345Z/
BAY MI-
743 PM EDT TUE MAY 31 2011
...THE TORNADO WARNING FOR CENTRAL BAY COUNTY WILL EXPIRE AT 745 PM
EDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT INTO INNER
SAGINAW BAY.. HOWEVER SMALL HAIL AND GUSTY WINDS ARE STILL POSSIBLE
WITH ADDITIONAL THUNDERSTORMS.
IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT.
LAT...LON 4379 8410 4381 8392 4377 8392 4375 8394
4374 8397 4371 8407
TIME...MOT...LOC 2342Z 252DEG 38KT 4376 8389
$$
SC/SFThe office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 4:15 AM EDT | Heat Advisory | DTX | Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more | 16 hr |
| May 31, 6:24 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland | 66 min |
| May 31, 6:33 PM EDT | Tornado Warning | DTX | Midland | 57 min |
| May 31, 6:38 PM EDT | Special Marine Warning | DTX | 112 min | |
| May 31, 7:06 PM EDT | Severe Thunderstorm Warning | DTX | Livingston, Shiawassee | 33 min |
| May 31, 7:25 PM EDT | Severe Thunderstorm Warning | DTX | Bay, Midland, Saginaw | 65 min |
Nearby
Tornado Warnings in Michigan, 2011Every tornado warning in 2011Tornadoes in 2011
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.