Alert archive / Michigan / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 21, NWS Grand Rapids, MI
NWS Grand Rapids, MI issued this severe thunderstorm warning at Jun 1, 2019, 7:24 PM EDT for Calhoun County, Jackson County, Michigan. It was in force for 51 min. 3 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
- Jun 1, 2019, 7:24 PM EDT (23:24 UTC)
- Expired
- Jun 1, 2019, 8:15 PM EDT
- In force
- 51 min
- Issued by
- NWS Grand Rapids, MI
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 1.75 in
- Wind
- 60.0 mph
Counties Calhoun County, MI, Jackson County, MI
The radar
The Grand Rapids radar (KGRR), 92 km from the middle of the area, began a volume at 23:25 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 |
|---|---|---|---|
| Jun 1, 7:32 PM EDT | HAIL 1 | Marshall, MI | |
| Jun 1, 7:46 PM EDT | HAIL 0.7 | Concord, MI | . |
| Jun 1, 7:46 PM EDT | HAIL 0.7 | Concord, MI |
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 |
|---|---|---|---|
| Jun 1, 6:46 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 11.4 hours before the alert went out and 137 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
- 42 J/kg
- Mixed-layer CIN
- -299 J/kg
- Mixed-layer LCL
- 1845 m above ground
- 0-6 km bulk shear
- 28 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
651
WUUS53 KGRR 012324
SVRGRR
MIC025-075-020015-
/O.NEW.KGRR.SV.W.0021.190601T2324Z-190602T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Grand Rapids MI
724 PM EDT Sat Jun 1 2019
The National Weather Service in Grand Rapids has issued a
* Severe Thunderstorm Warning for...
Calhoun County in south central Michigan...
Southwestern Jackson County in south central Michigan...
* Until 815 PM EDT.
* At 721 PM EDT, severe thunderstorms were located along a line
extending from near Albion to near Burlington, moving east at 20
mph.
HAZARD...Golf ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Albion... Marshall... Homer...
Union City... Burlington... Spring Arbor...
Sandstone... Marengo... Pulaski...
Concord... Athens... Horton...
Parma... Tekonsha... Hanover...
Pine Creek... Ceresco...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
These storms are producing large hail. SEEK SHELTER NOW inside a
sturdy structure and stay away from windows!
These thunderstorms are capable of producing all types of severe
weather including extremely large hail, destructive straight line
winds and tornadoes. Move quickly to a safe shelter such as an
interior room, a bathroom, closet or basement.
Large hail and damaging winds and continuous cloud to ground
lightning is occurring with these storms. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.
&&
LAT...LON 4216 8529 4240 8492 4233 8446 4207 8447
4207 8521
TIME...MOT...LOC 2321Z 287DEG 18KT 4224 8479 4216 8511
TORNADO...POSSIBLE
HAIL...1.75IN
WIND...60MPH
$$
HONOR2 follow-up statements
617
WWUS53 KGRR 020000
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
800 PM EDT Sat Jun 1 2019
MIC025-075-020015-
/O.CON.KGRR.SV.W.0021.000000T0000Z-190602T0015Z/
Calhoun MI-Jackson MI-
800 PM EDT Sat Jun 1 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR SOUTHERN CALHOUN AND SOUTHWESTERN JACKSON COUNTIES...
At 759 PM EDT, severe thunderstorms were located along a line
extending from 10 miles west of Vandercook Lake to near Burlington,
moving east at 20 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
Locations impacted include...
Albion... Marshall... Homer...
Union City... Burlington... Spring Arbor...
Sandstone... Pulaski... Concord...
Horton... Parma... Tekonsha...
Hanover...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4213 8521 4226 8494 4226 8446 4207 8447
4207 8521
TIME...MOT...LOC 2359Z 290DEG 19KT 4215 8459 4209 8503
HAIL...0.75IN
WIND...60MPH
$$
DUKE191
WWUS53 KGRR 020016
SVSGRR
Severe Weather Statement
National Weather Service Grand Rapids MI
816 PM EDT Sat Jun 1 2019
MIC025-075-020025-
/O.EXP.KGRR.SV.W.0021.000000T0000Z-190602T0015Z/
Calhoun MI-Jackson MI-
816 PM EDT Sat Jun 1 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN CALHOUN AND
SOUTHWESTERN JACKSON COUNTIES HAS EXPIRED...
The storms which prompted the warning have weakened and are moving
out of the area. Therefore, the warning has been allowed to expire.
However gusty winds to 45 mph are still possible with these
thunderstorms.
A Severe Thunderstorm Watch remains in effect until 1100 PM EDT for
south central Michigan.
LAT...LON 4213 8521 4226 8494 4226 8446 4207 8447
4207 8521
TIME...MOT...LOC 0015Z 287DEG 18KT 4213 8450 4207 8494
$$
DUKEThe office that day
Everything else NWS Grand Rapids, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 31, 8:02 PM EDT | Special Marine Warning | GRR | 28 min | |
| May 31, 9:03 PM EDT | Special Marine Warning | GRR | 87 min | |
| May 31, 9:18 PM EDT | Special Weather Statement | GRR | Clare, Lake, Osceola | 57 min |
| May 31, 9:29 PM EDT | Severe Thunderstorm Warning | GRR | Lake, Mason | 46 min |
| May 31, 9:32 PM EDT | Severe Thunderstorm Warning | GRR | Clare, Osceola | 43 min |
| May 31, 10:05 PM EDT | Special Weather Statement | GRR | Isabella, Mecosta, Newaygo | 55 min |
| Jun 1, 11:35 AM EDT | Special Weather Statement | GRR | Clare, Isabella, Lake, Mason, Mecosta, Newaygo and 2 more | 85 min |
| Jun 1, 12:04 PM EDT | Special Weather Statement | GRR | Calhoun, Clinton, Eaton, Gratiot, Ingham, Ionia and 2 more | 86 min |
| Jun 1, 12:31 PM EDT | Severe Thunderstorm Warning | GRR | Clinton, Eaton, Ingham, Ionia | 44 min |
| Jun 1, 12:49 PM EDT | Severe Thunderstorm Warning | GRR | Jackson | 41 min |
| Jun 1, 6:02 PM EDT | Special Marine Warning | GRR | 88 min | |
| Jun 1, 6:27 PM EDT | Special Marine Warning | GRR | 93 min | |
| Jun 1, 6:31 PM EDT | Severe Thunderstorm Warning | GRR | Calhoun, Kalamazoo | 59 min |
| Jun 1, 7:09 PM EDT | Severe Thunderstorm Warning | GRR | Allegan, Ottawa | 66 min |
| Jun 1, 7:39 PM EDT | Severe Thunderstorm Warning | GRR | Allegan, Barry, Ionia, Kent | 66 min |
| Jun 1, 7:50 PM EDT | Areal Flood Advisory | GRR | Allegan, Barry, Clinton, Eaton, Ingham, Ionia | 6 hr |
Nearby
Severe Thunderstorm Warnings in Michigan, 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.