Alert archive / Michigan / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 74, NWS Northern Indiana

June 23, 2010Branch County, Hillsdale County, Michigan

NWS Northern Indiana issued this severe thunderstorm warning at Jun 23, 2010, 10:34 AM EDT for Branch County, Hillsdale County, Michigan. It was in force for 56 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jun 23, 2010, 10:34 AM EDT (14:34 UTC)
Expired
Jun 23, 2010, 11:30 AM EDT
In force
56 min
Issued by
NWS Northern Indiana
Area
Storm-based polygon
Hail
0.5 in
Wind
60.0 mph

Counties Branch County, MI, Hillsdale County, MI

The radar

The Northern Indiana radar (KIWX), 94 km from the middle of the area, began a volume at 14:34 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 23, 7:40 AM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Detroit, MI (KDTX), launched 12:00Z, 2.6 hours before the alert went out and 146 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 12:00Z on 2010-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 243 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Detroit, MI at 12:00Z on 2010-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 128 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
243 J/kg
Mixed-layer CIN
-229 J/kg
Mixed-layer LCL
1258 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
128 m²/s²
0-3 km storm-relative helicity
88 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Northern Indiana wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 23, 9:05 AM EDT, 1 hour 29 minutes earlier.

Area forecast discussion, Jun 23, 9:05 AM EDT, 1 hour 29 minutes before
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Hazardous weather outlook, Jun 23, 5:48 AM EDT, 4 hours 46 minutes before
HAZARDOUS WEATHER OUTLOOK...UPDATED
NATIONAL WEATHER SERVICE NORTHERN INDIANA
548 AM EDT WED JUN 23 2010

INZ003>009-012>018-020-022>027-032>034-MIZ077>081-OHZ001-002-004-005-
015-016-024-025-241000-
LA PORTE-ST. JOSEPH IN-ELKHART-LAGRANGE-STEUBEN-NOBLE-DE KALB-STARKE-
PULASKI-MARSHALL-FULTON IN-KOSCIUSKO-WHITLEY-ALLEN IN-WHITE-CASS IN-
MIAMI-WABASH-HUNTINGTON-WELLS-ADAMS-GRANT-BLACKFORD-JAY-BERRIEN-
CASS MI-ST. JOSEPH MI-BRANCH-HILLSDALE-WILLIAMS-FULTON OH-DEFIANCE-
HENRY-PAULDING-PUTNAM-VAN WERT-ALLEN OH-
INCLUDING THE CITIES OF...MICHIGAN CITY...LA PORTE...SOUTH BEND...
MISHAWAKA...ELKHART...GOSHEN...LAGRANGE...TOPEKA...ANGOLA...
KENDALLVILLE...LIGONIER...AUBURN...GARRETT...KNOX...NORTH JUDSON...
WINAMAC...FRANCESVILLE...PLYMOUTH...BREMEN...ROCHESTER...WARSAW...
WINONA LAKE...COLUMBIA CITY...SOUTH WHITLEY...FORT WAYNE...
MONTICELLO...BROOKSTON...LOGANSPORT...PERU...WABASH...
NORTH MANCHESTER...HUNTINGTON...BLUFFTON...OSSIAN...DECATUR...
BERNE...MARION...HARTFORD CITY...MONTPELIER...PORTLAND...NILES...
BENTON HARBOR...ST. JOSEPH...BUCHANAN...DOWAGIAC...CASSOPOLIS...
STURGIS...THREE RIVERS...COLDWATER...HILLSDALE...BRYAN...WAUSEON...
ARCHBOLD...DEFIANCE...NAPOLEON...PAULDING...ANTWERP...OTTAWA...
PANDORA...VAN WERT...DELPHOS...LIMA
548 AM EDT WED JUN 23 2010 /448 AM CDT WED JUN 23 2010/

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTHWEST OHIO...
SOUTHWEST LOWER MICHIGAN AND NORTHERN INDIANA.

.DAY ONE...TODAY AND TONIGHT

THUNDERSTORMS ARE POSSIBLE TODAY...ESPECIALLY THIS EVENING.
DAMAGING WINDS WILL BE POSSIBLE MAINLY NORTH OF ROUTE 30 THIS
MORNING...THEN THERE IS THE POTENTIAL FOR A WIDESPREAD DAMAGING
WIND EVENT LATE THIS AFTERNOON AND EVENING ACROSS MOST OF THE
AREA. LARGE HAIL AND ISOLATED TORNADOES WILL ALSO BE
POSSIBLE...ESPECIALLY LATE THIS AFTERNOON AND EVENING.

HOT AND HUMID CONDITIONS WILL SUPPORT HEAT INDEX READINGS OF 93
TO 98 DEGREES AT MOST PLACES TODAY...ESPECIALLY SOUTH OF ROUTE 30.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORMS ARE POSSIBLE SUNDAY INTO SUNDAY NIGHT. WHILE MANY
UNCERTAINTY STILL EXISTS...THERE IS A SLIGHT RISK THAT SOME OF
THESE STORMS COULD BE STRONG TO SEVERE.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS LIKELY.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...OR
CHECK OUR WEB SITE AT WEATHER.GOV/IWX

LMZ043-046-241000-
NEW BUFFALO MI TO ST JOSEPH MI-MICHIGAN CITY IN TO NEW BUFFALO MI-
548 AM EDT WED JUN 23 2010

THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF
SOUTHEASTERN LAKE MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

A SMALL CRAFT ADVISORY IS IN EFFECT FROM LATE THIS MORNING
THROUGH LATE THIS EVENING.

THUNDERSTORMS ARE POSSIBLE TODAY AND ESPECIALLY THIS EVENING.
WINDS GUSTS IN EXCESS OF 34 KNOTS ARE POSSIBLE AS WELL AS
WATERSPOUTS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THUNDERSTORMS ARE POSSIBLE SUNDAY INTO SUNDAY NIGHT. WHILE MANY
UNCERTAINTY STILL EXISTS...THERE IS A SLIGHT RISK THAT SOME OF
THESE STORMS COULD BE STRONG TO SEVERE.

&&

STAY TUNED TO NOAA WEATHER RADIO FOR FURTHER DETAILS OR UPDATES...OR
CHECK OUR WEB SITE AT WEATHER.GOV/IWX/?N=MARINE

JC

In the hours before

Special weather statement, Jun 23, 8:24 AM EDT, 2 hours 10 minutes before
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Special weather statement, Jun 23, 8:51 AM EDT, 1 hour 43 minutes before
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Special weather statement, Jun 23, 9:26 AM EDT, 1 hour 8 minutes before
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Special weather statement, Jun 23, 10:08 AM EDT, 26 minutes before
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Special weather statement, Jun 23, 10:27 AM EDT, 7 minutes before
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Local storm report, Jun 23, 10:32 AM EDT, 2 minutes before
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The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 3:55 AM EDTSmall Craft AdvisoryIWX19 hr
Jun 23, 7:58 AM EDTSpecial Marine WarningIWX2 hr
Jun 23, 9:01 AM EDTFlash Flood WatchIWXAdams, Allen, Blackford, Cass, DeKalb, Elkhart and 15 more18 hr
Jun 23, 10:27 AM EDTSpecial Weather StatementIWXDeKalb, Steuben33 min
Jun 23, 10:43 AM EDTSevere Thunderstorm WarningIWXLaPorte, Saint Joseph47 min
Jun 23, 10:45 AM EDTSpecial Marine WarningIWX45 min
Jun 23, 11:41 AM EDTSpecial Weather StatementIWXLaPorte, Saint Joseph, Starke34 min
Jun 23, 12:54 PM EDTSpecial Weather StatementIWXWhitley36 min
Jun 23, 1:20 PM EDTSevere Thunderstorm WarningIWXDeKalb, Steuben40 min
Jun 23, 1:31 PM EDTSpecial Weather StatementIWXAllen44 min
Jun 23, 1:45 PM EDTSevere Thunderstorm WarningIWXAdams, Allen, Wells45 min
Jun 23, 6:48 PM EDTSpecial Marine WarningIWX102 min
Jun 23, 7:48 PM EDTSevere Thunderstorm WarningIWXLaPorte, Marshall, Saint Joseph, Starke57 min
Jun 23, 11:39 AM EDTSpecial Weather StatementIWXFulton, Williams51 min
Jun 23, 2:12 PM EDTSevere Thunderstorm WarningIWXAllen, Defiance, Henry, Paulding, Putnam, Van Wert53 min
Jun 23, 8:24 AM EDTSpecial Weather StatementIWXCass36 min
Jun 23, 8:51 AM EDTSpecial Weather StatementIWXBerrien24 min
Jun 23, 9:26 AM EDTSpecial Weather StatementIWXCass, Saint Joseph34 min
Jun 23, 10:08 AM EDTSpecial Weather StatementIWXBranch, Saint Joseph37 min
Jun 23, 11:25 AM EDTSpecial Weather StatementIWXCass35 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2010Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.