Alert archive / Michigan / Tornado Warnings in 2008
Tornado Warning 2, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this tornado warning at Jan 7, 2008, 8:38 PM EST for Gratiot County, Isabella County, Montcalm County, Michigan. It was in force for 37 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
- Jan 7, 2008, 8:38 PM EST (01:38 UTC)
- Expired
- Jan 7, 2008, 9:15 PM EST
- In force
- 37 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Storm-based polygon
Counties Gratiot County, MI, Isabella County, MI, Montcalm County, MI
The radar
The Grand Rapids radar (KGRR), 88 km from the middle of the area, began a volume at 01:42 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 |
|---|---|---|---|
| Jan 7, 8:47 PM EST | HAIL 1.5 | Winn, MI | |
| Jan 7, 9:01 PM EST | FUNNEL CLOUD | 2 E Shepherd, MI | 2 FUNNELS SIGHTED |
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 |
|---|---|---|---|
| Jan 7, 7:01 PM EST | Tornado Watch | SPC | 5 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 1.6 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
- 179 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 633 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 333 m²/s²
- 0-3 km storm-relative helicity
- 353 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.8
The text
As transmitted, in the capitals the NWS used until 2016.
000
WFUS53 KGRR 080138
TORGRR
MIC057-073-117-080215-
/O.NEW.KGRR.TO.W.0002.080108T0138Z-080108T0215Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
838 PM EST MON JAN 7 2008
THE NATIONAL WEATHER SERVICE IN GRAND RAPIDS
HAS ISSUED A
* TORNADO WARNING FOR...
NORTHERN GRATIOT COUNTY IN CENTRAL MICHIGAN
SOUTHERN ISABELLA COUNTY IN CENTRAL MICHIGAN
NORTHEASTERN MONTCALM COUNTY IN CENTRAL MICHIGAN
* UNTIL 915 PM EST
* AT 833 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM PRODUCING A TORNADO. THIS STORM WAS LOCATED
OVER EDMORE...OR ABOUT 10 MILES NORTH OF STANTON...AND MOVING EAST
AT 40 MPH.
* THE TORNADO WILL BE NEAR...
SHEPHERD...ST. LOUIS AND ALMA BY 905 PM EST
BRECKENRIDGE BY 915 PM EST
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM EST TUESDAY MORNING
FOR SOUTHWESTERN MICHIGAN.
LAT...LON 4334 8514 4347 8517 4348 8509 4353 8509
4361 8460 4348 8459 4348 8438 4347 8436
4340 8437
TIME...MOT...LOC 0138Z 261DEG 35KT 4345 8501
$$
JK2 follow-up statements
000
WWUS53 KGRR 080156
SVSGRR
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
855 PM EST MON JAN 7 2008
MIC057-073-117-080215-
/O.CON.KGRR.TO.W.0002.000000T0000Z-080108T0215Z/
ISABELLA MI-MONTCALM MI-GRATIOT MI-
855 PM EST MON JAN 7 2008
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 915 PM EST FOR NORTHERN
GRATIOT...NORTHEASTERN MONTCALM AND SOUTHEASTERN ISABELLA...
AT 851 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
STORM PRODUCING A TORNADO. THIS TORNADO WAS LOCATED NEAR WINN...OR
ABOUT 10 MILES SOUTH OF MOUNT PLEASANT...AND MOVING EAST AT 40 MPH.
THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL.
THE TORNADO WILL BE NEAR...
FOREST HILL BY 900 PM EST
SHEPHERD...ST. LOUIS AND ALMA BY 905 PM EST
BRECKENRIDGE AND WHEELER BY 915 PM EST
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM EST TUESDAY MORNING
FOR SOUTHWESTERN MICHIGAN.
LAT...LON 4340 8437 4335 8497 4350 8499 4355 8498
4361 8460 4348 8459 4348 8437 4347 8436
TIME...MOT...LOC 0155Z 261DEG 35KT 4347 8478
$$
JK000
WWUS53 KGRR 080213 RRA
SVSGRR
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND RAPIDS MI
914 PM EST MON JAN 7 2008
MIC057-073-117-080224-
/O.EXP.KGRR.TO.W.0002.000000T0000Z-080108T0215Z/
ISABELLA MI-MONTCALM MI-GRATIOT MI-
914 PM EST MON JAN 7 2008
...THE TORNADO WARNING FOR NORTHERN GRATIOT...NORTHEASTERN MONTCALM
AND SOUTHEASTERN ISABELLA WILL BE ALLOWED TO EXPIRE...
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE
THUNDERSTORM WHICH PROMPTED THE WARNING HAS EXITED THE WARNED AREA.
THEREFORE THE TORNADO WARNING HAS BEEN ALLOWED TO EXPIRE.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 200 AM EST TUESDAY MORNING
FOR SOUTHWESTERN MICHIGAN.
LAT...LON 4340 8437 4335 8497 4350 8499 4355 8498
4361 8460 4348 8459 4348 8437 4347 8436
TIME...MOT...LOC 0214Z 261DEG 35KT 4350 8453
$$
JKThe office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 7, 7:00 PM EST | Tornado Warning | GRR | Muskegon | 45 min |
| Jan 7, 7:15 PM EST | Special Marine Warning | GRR | 2 hr | |
| Jan 7, 7:46 PM EST | Severe Thunderstorm Warning | GRR | Kent, Montcalm, Muskegon, Newaygo | 29 min |
| Jan 7, 8:12 PM EST | Severe Thunderstorm Warning | GRR | Isabella, Mecosta, Montcalm | 33 min |
| Jan 7, 8:14 PM EST | Severe Thunderstorm Warning | GRR | Allegan, Barry, Kalamazoo, Van Buren | 61 min |
| Jan 7, 8:29 PM EST | Severe Thunderstorm Warning | GRR | Gratiot, Isabella, Montcalm | 31 min |
| Jan 7, 9:03 PM EST | Special Weather Statement | GRR | Calhoun, Eaton | 57 min |
| Jan 7, 9:12 PM EST | Severe Thunderstorm Warning | GRR | Barry, Calhoun, Eaton | 37 min |
| Jan 7, 9:25 PM EST | Special Weather Statement | GRR | Clinton, Eaton | 50 min |
| Jan 7, 9:29 PM EST | Severe Thunderstorm Warning | GRR | Eaton, Ingham, Jackson | 61 min |
| Jan 8, 10:38 AM EST | River Flood Warning | GRR | Ingham | 3 days |
| Jan 8, 11:26 AM EST | River Flood Warning | GRR | Calhoun | 48 hr |
| Jan 8, 11:26 AM EST | River Flood Warning | GRR | Jackson | 10 hr |
| Jan 8, 11:26 AM EST | River Flood Warning | GRR | Eaton | 49 hr |
| Jan 8, 3:36 PM EST | River Flood Warning | GRR | Ingham | 47 hr |
| Jan 8, 4:39 PM EST | Wind Advisory | GRR | Allegan, Mason, Muskegon, Oceana, Ottawa, Van Buren | 12 hr |
Nearby
Tornado Warnings in Michigan, 2008Every tornado warning in 2008Tornadoes in 2008
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.