Alert archive / Michigan / Tornado Warnings in 2025

Tornado Warning 13, NWS Grand Rapids, MI

May 15, 2025Calhoun County, Kalamazoo County, Michigan

NWS Grand Rapids, MI issued this tornado warning at May 15, 2025, 11:02 PM EDT for Calhoun County, Kalamazoo County, Michigan. It was in force for 43 min. 9 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 15, 2025, 11:02 PM EDT (03:02 UTC)
Expired
May 15, 2025, 11:45 PM EDT
In force
43 min
Issued by
NWS Grand Rapids, MI
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Calhoun County, MI, Kalamazoo County, MI

The radar

The Grand Rapids radar (KGRR), 75 km from the middle of the area, began a volume at 03:03 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

TimeReportWhereRemark
May 15, 11:09 PM EDTTSTM WND GST 761 Ssw Springfield, MIPeak gust at Battle Creek ASOS before going offline.
May 15, 11:09 PM EDTTSTM WND GST 761 Ssw Springfield, MIPeak gust at Battle Creek ASOS before going offline.
May 15, 11:10 PM EDTTSTM WND DMG2 Nnw Battle Creek, MISeveral trees down at Hubbard St and Waubascon Rd. Time estimated.
May 15, 11:10 PM EDTTSTM WND DMG2 Nnw Battle Creek, MISeveral trees down at Hubbard St and Waubascon Rd. Time estimated.
May 15, 11:10 PM EDTTSTM WND DMG2 Nnw Battle Creek, MISeveral trees down at Hubbard St and Waubascon Rd. Time estimated.
May 15, 11:11 PM EDTTORNADO2 Se Bedford, MIThe EF0 tornado resulted in mostly tree damage along its 8.5 mile path. It began just west of Saint Marys Lake and traveled just south of the lake and remained very close to Saint Marys Lake Road before working off to the northeast. It lifted off near 13 mile
May 15, 11:32 PM EDTTSTM WND DMG2 Sw Battle Creek, MIReport of multiple mature trees down and broken branches 2 blocks north and west of Capitol Ave and Columbia Ave.
May 15, 11:32 PM EDTTSTM WND DMG2 Sw Battle Creek, MIReport of multiple mature trees down and broken branches 2 blocks north and west of Capitol Ave and Columbia Ave.
May 15, 11:32 PM EDTTSTM WND DMG2 Sw Battle Creek, MIReport of multiple mature trees down and broken branches 2 blocks north and west of Capitol Ave and Columbia Ave.

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.

IssuedProductOfficeLasted
May 15, 8:22 PM EDTTornado WatchSPC5 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 3.0 hours before the alert went out and 149 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.

Skew-T log-pSkew-T log-p diagram, Detroit, MI at 00:00Z on 2025-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1413 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 00:00Z on 2025-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 116 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1413 J/kg
Mixed-layer CIN
-24 J/kg
Mixed-layer LCL
1102 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
116 m²/s²
0-3 km storm-relative helicity
216 m²/s²
Significant tornado parameter
0.8
Supercell composite
5.8

Open this sounding in Storm Lab

The text

As transmitted.

920 
WFUS53 KGRR 160302
TORGRR
MIC025-077-160345-
/O.NEW.KGRR.TO.W.0013.250516T0302Z-250516T0345Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Grand Rapids MI
1102 PM EDT Thu May 15 2025

The National Weather Service in Grand Rapids has issued a

* Tornado Warning for...
  Calhoun County in south central Michigan...
  Northeastern Kalamazoo County in southwestern Michigan...

* Until 1145 PM EDT.

* At 1102 PM EDT, severe thunderstorms capable of producing both 
  tornadoes and extensive straight line wind damage were located 
  along a line extending from near Gull Lake to Galesburg, moving 
  east at 55 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* These dangerous storms will be near...
  Battle Creek and Climax around 1105 PM EDT.
  Brownlee Park around 1110 PM EDT.
  Marshall around 1120 PM EDT.

Other locations in the path of these tornadic storms include Albion.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 4222 8545 4242 8543 4242 8472 4213 8471
TIME...MOT...LOC 0301Z 272DEG 48KT 4236 8539 4229 8540 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

CAS
2 follow-up statements
983 
WWUS53 KGRR 160312
SVSGRR

Severe Weather Statement
National Weather Service Grand Rapids MI
1112 PM EDT Thu May 15 2025

MIC077-160321-
/O.CAN.KGRR.TO.W.0013.000000T0000Z-250516T0345Z/
Kalamazoo MI-
1112 PM EDT Thu May 15 2025

...THE TORNADO WARNING FOR NORTHEASTERN KALAMAZOO COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 300 AM EDT for south central
Michigan.

LAT...LON 4226 8524 4241 8520 4242 8472 4213 8471
TIME...MOT...LOC 0311Z 272DEG 54KT 4235 8519 4228 8520 

$$

MIC025-160345-
/O.CON.KGRR.TO.W.0013.000000T0000Z-250516T0345Z/
Calhoun MI-
1112 PM EDT Thu May 15 2025

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT FOR NORTHERN
CALHOUN COUNTY...

At 1111 PM EDT, tornado producing storms were located along a line
extending from near Brownlee Park to near Battle Creek, moving east
at 60 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

These tornadic storms will be near...
  Battle Creek and Brownlee Park around 1115 PM EDT.
  Marshall around 1120 PM EDT.

Other locations in the path of these tornadic storms include Albion.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 4226 8524 4241 8520 4242 8472 4213 8471
TIME...MOT...LOC 0311Z 272DEG 54KT 4235 8519 4228 8520 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$

OSTUNO
818 
WWUS53 KGRR 160333
SVSGRR

Severe Weather Statement
National Weather Service Grand Rapids MI
1133 PM EDT Thu May 15 2025

MIC025-160345-
/O.CON.KGRR.TO.W.0013.000000T0000Z-250516T0345Z/
Calhoun MI-
1133 PM EDT Thu May 15 2025

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT FOR
NORTHEASTERN CALHOUN COUNTY...

At 1132 PM EDT, tornado producing storms were located along a line
extending from 8 miles northwest of Albion to near Marshall, moving
east at 55 mph.

HAZARD...Damaging tornado.

SOURCE...Radar confirmed tornado.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
  Albion.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

This line of thunderstorms is capable of producing tornadoes and
widespread significant wind damage. Do not wait to see or hear the
tornado. For your protection move to an interior room on the lowest
floor of a building.

&&

LAT...LON 4221 8502 4242 8490 4242 8472 4213 8471
TIME...MOT...LOC 0332Z 272DEG 48KT 4234 8486 4227 8487 

TORNADO...OBSERVED
MAX HAIL SIZE...<.75 IN

$$

OSTUNO

The office that day

Everything else NWS Grand Rapids, MI issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 15, 8:21 PM EDTSpecial Marine WarningGRR2 hr
May 15, 9:16 PM EDTSevere Thunderstorm Warning Considerable damage threatGRRMason, Muskegon, Oceana, Ottawa89 min
May 15, 9:33 PM EDTSevere Thunderstorm Warning Considerable damage threatGRRAllegan, Van Buren87 min
May 15, 9:33 PM EDTTornado WarningGRRMuskegon, Newaygo, Ottawa42 min
May 15, 9:52 PM EDTSevere Thunderstorm Warning Destructive damage threatGRRKent, Newaygo83 min
May 15, 10:02 PM EDTTornado WarningGRRAllegan, Ottawa43 min
May 15, 10:04 PM EDTSevere Thunderstorm Warning Considerable damage threatGRRLake46 min
May 15, 10:12 PM EDTTornado WarningGRRKent, Montcalm, Newaygo33 min
May 15, 10:20 PM EDTSevere Thunderstorm Warning Considerable damage threatGRRMecosta61 min
May 15, 10:24 PM EDTSevere Thunderstorm Warning Considerable damage threatGRRMontcalm81 min
May 15, 10:33 PM EDTSevere Thunderstorm WarningGRRBarry, Ionia, Kalamazoo71 min
May 15, 10:33 PM EDTTornado WarningGRRAllegan, Barry, Kent42 min
May 15, 10:43 PM EDTTornado WarningGRRAllegan, Barry47 min
May 15, 10:54 PM EDTSevere Thunderstorm WarningGRROsceola38 min
May 15, 10:58 PM EDTTornado WarningGRRBarry, Eaton, Ionia47 min
May 15, 11:01 PM EDTSevere Thunderstorm WarningGRRCalhoun59 min
May 15, 11:07 PM EDTSevere Thunderstorm WarningGRREaton53 min
May 15, 11:18 PM EDTTornado WarningGRREaton27 min
May 15, 11:22 PM EDTSevere Thunderstorm WarningGRRClare, Isabella38 min
May 15, 11:24 PM EDTSevere Thunderstorm Warning Considerable damage threatGRRClinton42 min
May 15, 11:26 PM EDTSevere Thunderstorm WarningGRRGratiot42 min
May 15, 11:32 PM EDTTornado WarningGRRClinton, Gratiot32 min
May 15, 11:33 PM EDTSevere Thunderstorm WarningGRRJackson67 min
May 15, 11:34 PM EDTTornado WarningGRRIngham41 min
May 16, 7:33 PM EDTSpecial Weather StatementGRRLake, Mason, Newaygo, Osceola42 min
May 16, 7:35 PM EDTSpecial Marine WarningGRR40 min
May 16, 7:42 PM EDTSpecial Marine WarningGRR2 hr
May 16, 7:44 PM EDTSevere Thunderstorm WarningGRRLake, Mecosta, Newaygo, Osceola91 min
May 16, 7:53 PM EDTSevere Thunderstorm WarningGRRLake, Mason37 min

Nearby

Tornado Warnings in Michigan, 2025Every tornado warning in 2025Tornadoes in 2025

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.