Alert archive / Michigan / River Flood Warnings in 2011

River Flood Warning 30, NWS Detroit, MI

May 25, 2011Wayne County, Michigan

NWS Detroit, MI issued this river flood warning at May 25, 2011, 4:39 PM EDT for Wayne County, Michigan. It took effect at May 25, 2011, 6:27 PM EDT. It was in force for 62 hr.

The area

The counties it named.

The facts

Issued: May 25, 2011, 4:39 PM EDT (20:39 UTC)
In effect from: May 25, 2011, 6:27 PM EDT
Expired: May 28, 2011, 8:32 AM EDT
In force: 62 hr
Issued by: NWS Detroit, MI
Flood severity: Moderate

County Wayne County, MI

The radar

The Detroit radar (KDTX), 49 km from the middle of the area, began a volume at 20:39 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 river

Written for the forecast point Lower Rouge at Inkster (INKM4).

Action stage: 8 ft
Minor stage: 10 ft
Moderate stage: 12 ft
Major stage: 13 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04168000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

What forecasters said that day

The local office's own words before this river flood 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 river flood warning went out at May 25, 3:31 PM EDT, 1 hour 8 minutes earlier.

Area forecast discussion, May 25, 3:31 PM EDT, 1 hour 8 minutes before

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Hazardous weather outlook, May 25, 4:14 PM EDT, 25 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
414 PM EDT WED MAY 25 2011

MIZ068>070-075-076-082-083-262015-
LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-
414 PM EDT WED MAY 25 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A FLOOD WARNING IS IN EFFECT THROUGH TONIGHT. REFER TO THE FLOOD
STATEMENT FOR DETAILS.

SEVERAL ROUNDS OF THUNDERSTORMS ARE EXPECTED THROUGH TONIGHT. THERE
IS A CHANCE THAT SOME OF THESE STORMS MAY BECOME SEVERE. THE
STRONGEST STORMS WILL BE CAPABLE OF PRODUCING LARGE HAIL UP TO 1.50
INCHES IN DIAMETER...DAMAGING WINDS UP TO 70 MPH...AND TORNADOES.
THIS IS IN ADDITION TO POTENTIALLY VERY HEAVY RAINFALL AND
LOCALIZED FLASH FLOODING. THE GREATEST THREAT FOR SEVERE WEATHER
WILL BE ALONG AND SOUTH OF THE I-94 CORRIDOR. STORM MOTION WILL BE
NORTHEAST AT 30 MPH.

AS AN UPPER LOW DEEPENS OVER THE MIDDLE MISSISSIPPI VALLEY...A
WARM FRONT WILL LIFT NORTHWARD ACROSS THE AREA. A WARM AND
UNSTABLE ENVIRONMENT SOUTH OF THE FRONT COMBINED WITH STRONG WIND
SHEAR WILL CREATE AND ENVIRONMENT FAVORABLE FOR SEVERE THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A FLOOD WARNING REMAINS IN EFFECT THROUGH THURSDAY EVENING. REFER TO
THE FLOOD STATEMENT FOR DETAILS.

THERE WILL CONTINUE TO BE A CHANCE OF THUNDERSTORMS THROUGH THURSDAY
NIGHT.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE IS A SLIGHT CHANCE OF SEVERE THUNDERSTORMS SOUTH OF I-69 AS
A SURFACE LOW TRACKS ACROSS THE AREA.

.SPOTTER INFORMATION STATEMENT...

DISPATCHERS...PLEASE NOTIFY YOUR EMERGENCY MANAGERS IMMEDIATELY.
SPOTTER ACTIVATION MAY BE REQUIRED THIS EVENING AND OVERNIGHT.

MIZ053>055-060>063-262015-
SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR-
414 PM EDT WED MAY 25 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN.

.DAY ONE...THIS AFTERNOON AND TONIGHT

A FLOOD WATCH IS IN EFFECT THROUGH THURSDAY EVENING. REFER TO THE
FLOOD STATEMENT FOR DETAILS.

SEVERAL ROUNDS OF THUNDERSTORMS ARE EXPECTED THROUGH TONIGHT.
THERE IS A CHANCE THAT SOME OF THESE STORMS MAY BECOME SEVERE. THE
STRONGEST STORMS WILL BE CAPABLE OF PRODUCING LARGE HAIL UP TO 1.50
INCHES IN DIAMETER...DAMAGING WINDS UP TO 70 MPH...AND TORNADOES.
HEAVY RAINFALL AND LOCALIZED FLASH FLOODING IS ALSO POSSIBLE.
STORM MOTION WILL BE NORTHEAST AT 30 MPH.

AS AN UPPER LOW DEEPENS OVER THE MIDDLE MISSISSIPPI VALLEY...A
WARM FRONT WILL LIFT NORTHWARD ACROSS THE AREA. A WARM AND
UNSTABLE ENVIRONMENT SOUTH OF THE FRONT COMBINED WITH STRONG WIND
SHEAR WILL CREATE AND ENVIRONMENT FAVORABLE FOR SEVERE
THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

THERE WILL CONTINUE TO BE A CHANCE OF THUNDERSTORMS THROUGH THURSDAY
NIGHT...MAINLY ALONG AND SOUTH OF THE I-69 CORRIDOR

.SPOTTER INFORMATION STATEMENT...

DISPATCHERS...PLEASE NOTIFY YOUR EMERGENCY MANAGERS IMMEDIATELY.
SPOTTER ACTIVATION MAY BE REQUIRED THIS EVENING AND OVERNIGHT.

MIZ047>049-262015-
MIDLAND-BAY-HURON-
414 PM EDT WED MAY 25 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST
MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

A FLOOD WATCH IS IN EFFECT THROUGH TONIGHT. REFER TO THE FLOOD
STATEMENT FOR DETAILS.

PERIODS OF SHOWERS AND THUNDERSTORMS WILL CONTINUE ACROSS THE AREA
THROUGH TONIGHT. THESE STORMS ARE NOT EXPECTED TO BE
SEVERE...ALTHOUGH HEAVY RAINFALL AND LOCALIZED FLASH FLOODING WILL
BE POSSIBLE.  STORM MOTION WILL BE NORTHEAST AT 30 MPH.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A FLOOD WATCH REMAINS IN EFFECT THROUGH THURSDAY EVENING. REFER TO THE
FLOOD STATEMENT FOR DETAILS.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

LCZ422-423-460-LEZ444-LHZ361>363-421-422-441>443-462>464-262015-
ST. CLAIR RIVER-DETROIT RIVER-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-
414 PM EDT WED MAY 25 2011

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

.DAY ONE...THIS AFTERNOON AND TONIGHT

A SMALL CRAFT ADVISORY IS IN EFFECT FOR SAGINAW BAY THROUGH
TONIGHT. REFER TO THE LATEST MARINE STATEMENTS FOR DETAILS.

SEVERAL ROUNDS OF THUNDERSTORMS ARE EXPECTED THROUGH TONIGHT.
THERE IS A SLIGHT CHANCE THAT SOME OF THESE STORMS WILL BECOME
SEVERE...MAINLY ACROSS LAKE ST CLAIR AND THE MICHIGAN WATERS OF
LAKE ERIE. THE STRONGEST STORMS WILL BE CAPABLE OF PRODUCING LARGE
HAIL UP TO 1.50 INCHES IN DIAMETER...DAMAGING WINDS UP TO 70
MPH...AND TORNADOES.  STORM MOTION WILL BE NORTHEAST AT 30 MPH.

AS AN UPPER LOW DEEPENS OVER THE MIDDLE MISSISSIPPI VALLEY...A
WARM FRONT WILL LIFT NORTHWARD ACROSS THE AREA. A WARM AND
UNSTABLE ENVIRONMENT SOUTH OF THE FRONT COMBINED WITH STRONG WIND
SHEAR WILL CREATE AND ENVIRONMENT FAVORABLE FOR SEVERE THUNDERSTORMS.

.DAYS TWO THROUGH SEVEN...THURSDAY THROUGH TUESDAY

A SMALL CRAFT ADVISORY REMAINS IN EFFECT FOR SAGINAW BAY THROUGH
FRIDAY. REFER TO THE LATEST MARINE STATEMENTS FOR DETAILS.

THERE WILL CONTINUE TO BE A CHANCE OF THUNDERSTORMS THROUGH
THURSDAY NIGHT...MAINLY OVER THE MICHIGAN WATERS OF LAKE ERIE AND
ACROSS LAKE ST CLAIR.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

MR

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

In the hours before

Local storm report, May 25, 2:20 PM EDT, 2 hours 19 minutes before

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Local storm report, May 25, 3:37 PM EDT, 1 hour 2 minutes before

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Local storm report, May 25, 3:52 PM EDT, 47 minutes before

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Local storm report, May 25, 4:06 PM EDT, 33 minutes before

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Local storm report, May 25, 4:08 PM EDT, 31 minutes before

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Special weather statement, May 25, 4:15 PM EDT, 24 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 3:52 AM EDT	Small Craft Advisory	DTX		64 hr
May 25, 9:43 AM EDT	Flood Watch	DTX	Bay, Genesee, Huron, Lapeer, Lenawee, Livingston and 11 more	30 hr
May 25, 11:34 AM EDT	Areal Flood Warning	DTX	Lenawee, Livingston, Macomb, Monroe, Oakland, Saint Clair and 2 more	36 hr
May 25, 4:39 PM EDT	River Flood Warning	DTX	Wayne	48 hr
May 25, 4:39 PM EDT	River Flood Warning	DTX	Macomb	40 hr

Nearby

River Flood Warnings in Michigan, 2011 Every river flood warning in 2011

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; the gauge from the NWS water service and the USGS.