Alert archive / Michigan / Severe Thunderstorm Warnings in 2015

Severe Thunderstorm Warning 61, NWS Detroit, MI

August 19, 2015Lapeer County, Tuscola County, Michigan

NWS Detroit, MI issued this severe thunderstorm warning at Aug 19, 2015, 4:19 PM EDT for Lapeer County, Tuscola County, Michigan. It was in force for 41 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: Aug 19, 2015, 4:19 PM EDT (20:19 UTC)
Expired: Aug 19, 2015, 5:00 PM EDT
In force: 41 min
Issued by: NWS Detroit, MI
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Lapeer County, MI, Tuscola County, MI

The radar

The Detroit radar (KDTX), 67 km from the middle of the area, began a volume at 20:20 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 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 Detroit, MI wrote its last area forecast discussion before this severe thunderstorm warning went out at Aug 19, 3:37 PM EDT, 42 minutes earlier.

Area forecast discussion, Aug 19, 3:37 PM EDT, 42 minutes before

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Hazardous weather outlook, Aug 19, 1:45 PM EDT, 2 hours 34 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
145 PM EDT WED AUG 19 2015

MIZ047>049-053>055-060>063-068>070-075-076-082-083-200830-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-LAPEER-
ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-
145 PM EDT WED AUG 19 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

SCATTERED THUNDERSTORMS ARE EXPECTED THIS AFTERNOON INTO TONIGHT AS
A COLD FRONT SLOWLY TRACKS THROUGH THE STATE. TORRENTIAL RAINFALL
WILL BE THE MAIN HAZARD...BUT ISOLATED DAMAGING WINDS REMAIN
POSSIBLE. STORM MOTION WILL BE SOUTHWEST TO NORTHEAST AT 35 MPH BUT
LINES OF STORMS WILL BE SLOWER TO MOVE WHICH COULD RESULT IN
FLOODING IN THE NORMALLY FLOOD PRONE URBAN AREAS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE IS A CHANCE OF THUNDERSTORMS SUNDAY AS THE NEXT COLD FRONT
MOVES INTO THE REGION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS UNLIKELY DUE TO LIMITED SEVERE COVERAGE
EXPECTED.

LCZ460-LEZ444-LHZ361>363-421-422-441>443-462>464-200830-
LAKE ST. CLAIR-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
LAKE HURON FROM 5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LT
BEYOND 5 NM OFF SHORE-
LAKE HURON FROM PRESQUE ISLE LIGHT TO STURGEON POINT MI BEYOND 5NM
OFF SHORE-
LAKE HURON FROM STURGEON POINT TO ALABASTER MI BEYOND 5NM OFF SHORE-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER SAGINAW
BAY-INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
LAKE HURON FROM PORT AUSTIN TO HARBOR BEACH BEYOND 5NM OFF SHORE-
LAKE HURON FROM HARBOR BEACH TO PORT SANILAC BEYOND 5NM OFF SHORE-
LAKE HURON FROM PORT SANILAC TO PORT HURON BEYOND 5NM OFF SHORE-
145 PM EDT WED AUG 19 2015

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE...LAKE
HURON AND LAKE ST CLAIR.

.DAY ONE...TODAY AND TONIGHT

A SMALL CRAFT ADVISORY IS IN EFFECT TODAY AND TONIGHT FOR SAGINAW
BAY. PLEASE SEE THE LATEST MARINE FORECASTS AND STATEMENTS FOR
DETAILS.

SCATTERED THUNDERSTORMS THIS AFTERNOON THROUGH TONIGHT. A FEW STORMS
COULD PRODUCE WIND GUSTS TO 50 KNOTS ALONG WITH TORRENTIAL RAINFALL.
STORM MOTION WILL BE SOUTHWEST TO NORTHEAST AT 30 KNOTS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A SMALL CRAFT ADVISORY IS IN EFFECT FOR SAGINAW BAY THROUGH
THURSDAY EVENING. PLEASE SEE THE LATEST MARINE FORECASTS AND
STATEMENTS FOR DETAILS.

THERE IS A CHANCE OF THUNDERSTORMS SUNDAY AS THE NEXT COLD FRONT
MOVES INTO THE REGION.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE
AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).

SF

In the hours before

Special weather statement, Aug 19, 3:30 PM EDT, 49 minutes before

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Special weather statement, Aug 19, 3:40 PM EDT, 39 minutes before

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Special weather statement, Aug 19, 3:53 PM EDT, 26 minutes before

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Special weather statement, Aug 19, 3:57 PM EDT, 22 minutes before

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Special weather statement, Aug 19, 4:05 PM EDT, 14 minutes before

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Local storm report, Aug 19, 4:19 PM EDT, 0 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
419 PM EDT WED AUG 19 2015

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0247 PM     TSTM WND DMG     3 E BRIGHTON            42.53N 83.72W
08/19/2015                   LIVINGSTON         MI   911 CALL CENTER

            TREE DOWN AT PLEASANT VALLEY AND BURGOYNE

0250 PM     TSTM WND DMG     5 SSW BRIGHTON          42.46N 83.83W
08/19/2015                   LIVINGSTON         MI   911 CALL CENTER

            TREE DOWN AT CHILLSON AND MARSHALL.

&&

PATRICKSAUNDERS

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 19, 3:59 AM EDT	Small Craft Advisory	DTX		48 hr
Aug 19, 2:46 PM EDT	Special Weather Statement	DTX	Livingston	29 min
Aug 19, 3:21 PM EDT	Special Weather Statement	DTX	Saginaw	39 min
Aug 19, 3:23 PM EDT	Special Weather Statement	DTX	Genesee	37 min
Aug 19, 3:30 PM EDT	Special Weather Statement	DTX	Saginaw	30 min
Aug 19, 3:40 PM EDT	Special Weather Statement	DTX	Lapeer	35 min
Aug 19, 3:53 PM EDT	Special Weather Statement	DTX	Bay	37 min
Aug 19, 3:57 PM EDT	Special Weather Statement	DTX	Lapeer	33 min
Aug 19, 4:05 PM EDT	Special Weather Statement	DTX	Lapeer, Tuscola	40 min
Aug 19, 4:37 PM EDT	Special Marine Warning	DTX		113 min
Aug 19, 4:38 PM EDT	Special Weather Statement	DTX	Macomb	52 min
Aug 19, 4:48 PM EDT	Special Weather Statement	DTX	Huron	27 min
Aug 19, 5:00 PM EDT	Severe Thunderstorm Warning	DTX	Huron, Sanilac	45 min
Aug 19, 5:04 PM EDT	Special Weather Statement	DTX	Saint Clair	41 min
Aug 19, 5:16 PM EDT	Special Marine Warning	DTX		89 min
Aug 19, 6:41 PM EDT	Special Weather Statement	DTX	Bay	19 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2015 Every severe thunderstorm warning in 2015

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.