Alert archive / Michigan / River Flood Warnings in 2011

River Flood Warning 22, NWS Detroit, MI

May 14, 2011Saginaw County, Shiawassee County, Michigan

NWS Detroit, MI issued this river flood warning at May 14, 2011, 5:46 AM EDT for Saginaw County, Shiawassee County, Michigan. It was in force for 53 hr.

The area

The counties it named.

The facts

Issued: May 14, 2011, 5:46 AM EDT (09:46 UTC)
Expired: May 16, 2011, 11:06 AM EDT
In force: 53 hr
Issued by: NWS Detroit, MI
Flood severity: Minor

Counties Saginaw County, MI, Shiawassee County, MI

The radar

The Detroit radar (KDTX), 71 km from the middle of the area, began a volume at 09:48 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 Shiawassee River at Owosso (OWOM4).

Action stage: 6 ft
Minor stage: 7 ft
Moderate stage: 9 ft
Major stage: 10 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 04144500, 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 14, 3:46 AM EDT, 2 hours earlier.

Area forecast discussion, May 14, 3:46 AM EDT, 2 hours before

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Hazardous weather outlook, May 14, 4:12 AM EDT, 1 hour 34 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
412 AM EDT SAT MAY 14 2011

MIZ047>049-053>055-060>063-068>070-075-076-082-083-150815-
MIDLAND-BAY-HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-LAPEER-
ST. CLAIR-LIVINGSTON-OAKLAND-MACOMB-WASHTENAW-WAYNE-LENAWEE-MONROE-
412 AM EDT SAT MAY 14 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTHEAST MICHIGAN.

.DAY ONE...TODAY AND TONIGHT

ISOLATED THUNDERSTORMS ARE POSSIBLE AS LOW PRESSURE LINGERS OVER
THE OHIO VALLEY. THESES THUNDERSTORMS ARE NOT EXPECTED TO BE
SEVERE...BUT WILL PRODUCE LOCALLY HEAVY RAIN AS THEY REMAIN NEARLY
STATIONARY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

LCZ422-423-460-LEZ444-LHZ361>363-462>464-150815-
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-
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-
412 AM EDT SAT MAY 14 2011

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

.DAY ONE...TODAY AND TONIGHT

ISOLATED THUNDERSTORMS ARE POSSIBLE AS LOW PRESSURE LINGERS OVER
THE OHIO VALLEY. THESES THUNDERSTORMS ARE NOT EXPECTED TO BE
SEVERE. STORMS WILL REMAIN NEARLY STATIONARY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

LHZ421-422-150815-
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-
412 AM EDT SAT MAY 14 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE HURON.

.DAY ONE...TODAY AND TONIGHT

SMALL CRAFT ADVISORIES ARE IN EFFECT. IN ADDITION...A GALE WATCH
IS IN EFFECT LATE TONIGHT INTO SUNDAY. REFER TO THE LATEST MARINE
FORECASTS FOR DETAILS.

ISOLATED THUNDERSTORMS ARE POSSIBLE AS LOW PRESSURE LINGERS OVER
THE OHIO VALLEY. THESES THUNDERSTORMS ARE NOT EXPECTED TO BE
SEVERE. STORMS WILL REMAIN NEARLY STATIONARY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

A GALE WATCH IS IN EFFECT FOR SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

LHZ441>443-150815-
PORT AUSTIN TO HARBOR BEACH MI-HARBOR BEACH TO PORT SANILAC MI-
PORT SANILAC TO PORT HURON MI-
412 AM EDT SAT MAY 14 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE HURON.

.DAY ONE...TODAY AND TONIGHT

SMALL CRAFT ADVISORIES ARE IN EFFECT. REFER TO THE MARINE
FORECASTS FOR DETAILS.

ISOLATED THUNDERSTORMS ARE POSSIBLE AS LOW PRESSURE LINGERS OVER
THE OHIO VALLEY. THESES THUNDERSTORMS ARE NOT EXPECTED TO BE
SEVERE. STORMS WILL REMAIN NEARLY STATIONARY.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY

SMALL CRAFT ADVISORIES LINGER INTO SUNDAY.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT.

SF

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 14, 12:02 AM EDT, 5 hours 44 minutes before

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Local storm report, May 14, 12:59 AM EDT, 4 hours 47 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 13, 8:37 PM EDT	Severe Thunderstorm Warning	DTX	Genesee, Shiawassee	52 min
May 13, 9:07 PM EDT	Flash Flood Warning	DTX	Genesee, Shiawassee	100 min
May 13, 9:18 PM EDT	Areal Flood Advisory	DTX	Livingston	94 min
May 13, 10:46 PM EDT	Areal Flood Advisory	DTX	Genesee, Shiawassee	5 hr
May 13, 11:08 PM EDT	Areal Flood Advisory	DTX	Oakland	5 hr
May 14, 4:12 AM EDT	Gale Watch	DTX		5 hr
May 14, 4:12 AM EDT	Small Craft Advisory	DTX		3 days
May 14, 8:50 AM EDT	Gale Warning	DTX		31 hr
May 14, 9:10 AM EDT	River Flood Warning	DTX	Saginaw	65 hr
May 14, 11:06 AM EDT	Areal Flood Advisory	DTX	Genesee, Lapeer, Sanilac	6 hr
May 14, 11:09 AM EDT	Areal Flood Advisory	DTX	Genesee, Lapeer, Sanilac	6 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.