Alert archive / Michigan / Winter Storm Warnings in 2009
Winter Storm Warning 4, NWS Detroit, MI
NWS Detroit, MI issued this winter storm warning at Apr 5, 2009, 3:04 PM EDT for 13 counties in Michigan. It took effect at Apr 5, 2009, 11:00 PM EDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Apr 5, 2009, 3:04 PM EDT (19:04 UTC)
- In effect from
- Apr 5, 2009, 11:00 PM EDT
- Expired
- Apr 6, 2009, 8:00 AM EDT
- In force
- 9 hr
- Issued by
- NWS Detroit, MI
Counties Genesee County, MI, Huron County, MI, Lapeer County, MI, Lenawee County, MI, Livingston County, MI, Macomb County, MI, Oakland County, MI, Saint Clair County, MI, Sanilac County, MI, Shiawassee County, MI, Tuscola County, MI, Washtenaw County, MI, Wayne County, MI
The radar
The Detroit radar (KDTX), 19 km from the middle of the area, began a volume at 19:03 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 winter storm 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 winter storm warning went out at Apr 5, 2:21 PM EDT, 43 minutes earlier.
Area forecast discussion, Apr 5, 2:21 PM EDT, 43 minutes before
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</html>Hazardous weather outlook, Apr 5, 5:31 AM EDT, 9 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI 531 AM EDT SUN APR 5 2009 MIZ076-082-083-060945- WAYNE-LENAWEE-MONROE- 531 AM EDT SUN APR 5 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR WAYNE...LENAWEE AND MONROE COUNTIES. .DAY ONE...TODAY AND TONIGHT RAIN WILL SPREAD INTO EXTREME SOUTHEAST MICHIGAN THIS EVENING...MIXING WITH SNOW AFTER MIDNIGHT AND CHANGING OVER TO A WET SNOW BEFORE DAWN. 1 TO 3 INCHES OF SNOW ARE POSSIBLE LATE TONIGHT ACROSS NORTHERN WAYNE COUNTY...WITH ACCUMULATIONS DECREASING TO AN INCH OR LESS TOWARDS THE OHIO BORDER. BEFORE THE SWITCH TO SNOW...NEARLY AN INCH OF RAIN MAY FALL...CAUSING MINOR FLOODING CONCERNS AS WELL. THE WIDESPREAD PRECIPITATION WILL BE A RESULT OF A STRONG LOW PRESSURE SYSTEM TRACKING THROUGH THE UPPER OHIO VALLEY AND CENTRAL GREAT LAKES REGION. THE EXACT TRACK AND STRENGTH OF THE LOW PRESSURE SYSTEM WILL IMPACT HOW FAST THE PRECIPITATION CHANGES OVER TO SNOW. SOME ADJUSTMENT MAY BE NEEDED TO THE SNOWFALL FORECAST IF TEMPERATURES COOL FASTER THAN EXPECTED. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY SNOW SHOWERS WILL CONTINUE THROUGH THE DAY ON MONDAY WITH AN ADDITIONAL 1 TO 2 INCHES OF SNOW POSSIBLE. NORTHERLY WINDS WILL ALSO INCREASE WITH GUSTS TO 30 MPH EXPECTED. MINOR ACCUMULATIONS WILL ALSO BE POSSIBLE ON MONDAY NIGHT AND TUESDAY AS SCATTERED SNOW SHOWERS LINGER OVER THE REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER SPOTTER REPORTS OF SNOW ACCUMULATION WOULD BE GREATLY APPRECIATED. MIZ049-053>055-060>063-068>070-075-060945- HURON-SAGINAW-TUSCOLA-SANILAC-SHIAWASSEE-GENESEE-LAPEER-ST. CLAIR- LIVINGSTON-OAKLAND-MACOMB-WASHTENAW- 531 AM EDT SUN APR 5 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF SOUTHEAST MICHIGAN EXTENDING FROM THE NORTHERN DETROIT SUBURBS...TO SAGINAW...AND EAST INTO THE THUMB. .DAY ONE...TODAY AND TONIGHT A WINTER STORM WATCH IS IN EFFECT FROM LATE THIS EVENING TO MONDAY EVENING. PLEASE SEE THE LATEST URGENT WINTER WEATHER MESSAGE /WSWDTX/ FOR INFORMATION ABOUT THIS STORM. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A WINTER STORM WATCH REMAINS IN EFFECT THROUGH THE DAY ON MONDAY. MINOR ACCUMULATIONS WILL ALSO BE POSSIBLE ON MONDAY NIGHT AND TUESDAY AS SCATTERED SNOW SHOWERS LINGER OVER THE REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER SPOTTER REPORTS OF SNOW ACCUMULATION WOULD BE GREATLY APPRECIATED. MIZ047-048-060945- MIDLAND-BAY- 531 AM EDT SUN APR 5 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR MIDLAND AND BAY COUNTIES. .DAY ONE...TODAY AND TONIGHT SNOW WILL SPREAD INTO THE SAGINAW VALLEY THIS EVENING. 1 TO 3 INCHES OF SNOW ARE POSSIBLE BY MONDAY MORNING...MAKING ROADS SLICK. ADDITIONAL MINOR ACCUMULATIONS WILL BE POSSIBLE ON MONDAY AS SNOW SHOWERS BECOME MORE SCATTERED. SNOW OVERNIGHT WILL BE THE RESULT OF A STRONG LOW PRESSURE SYSTEM TRACKING THROUGH THE UPPER OHIO VALLEY AND CENTRAL GREAT LAKES REGION. THE EXACT TRACK AND STRENGTH OF THE LOW PRESSURE SYSTEM WILL IMPACT THE EXACT SNOWFALL FORECAST. STAY TUNED TO THE LATEST FORECAST FOR UPDATES ON THIS DEVELOPING STORM. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY SNOW SHOWERS WILL CONTINUE THROUGH THE DAY ON MONDAY WITH AN ADDITIONAL 1 TO 2 INCHES OF SNOW POSSIBLE. NORTHERLY WINDS WILL ALSO INCREASE WITH GUSTS TO 30 MPH EXPECTED. MINOR ACCUMULATIONS WILL ALSO BE POSSIBLE ON MONDAY NIGHT AND TUESDAY AS SCATTERED SNOW SHOWERS LINGER OVER THE REGION. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION IS NOT ANTICIPATED...HOWEVER SPOTTER REPORTS OF SNOW ACCUMULATION WOULD BE GREATLY APPRECIATED. LCZ422-423-460-LEZ444-LHZ361>363-421-422-441>443-462>464-060945- 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- 531 AM EDT SUN APR 5 2009 THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF LAKE ERIE...LAKE HURON AND LAKE ST CLAIR. .DAY ONE...TODAY AND TONIGHT SMALL CRAFT ADVISORIES ARE IN EFFECT TODAY FOR THE OUTER SAGINAW BAY AND NEARSHORE WATERS FROM PORT AUSTIN TO PORT HURON. SMALL CRAFT ADVISORIES EXPAND TO INCLUDE ALL NEARSHORE WATERS AND LAKE ST CLAIR OVERNIGHT. PLEASE SEE THE LATEST MARINE PRODUCTS /NSHDTX/.../GLFSC/ AND /MWWDTX/ FOR DETAILS. .DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY A GALE WATCH IS IN EFFECT FOR LAKE HURON SOUTH TO HARBOR BEACH FROM MONDAY THROUGH TUESDAY. SMALL CRAFT ADVISORIES CONTINUE INTO WEDNESDAY MORNING. PLEASE SEE THE LATEST MARINE FORECASTS FOR DETAILS. .SPOTTER INFORMATION STATEMENT... SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY AND TONIGHT. KEC YOU CAN OBTAIN YOUR LATEST NATIONAL WEATHER SERVICE FORECASTS ONLINE AT WWW.WEATHER.GOV/DETROIT (ALL LOWER CASE).
The office that day
Everything else NWS Detroit, MI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 5, 4:34 AM EDT | Gale Watch | DTX | 6 hr | |
| Apr 5, 4:34 AM EDT | Small Craft Advisory | DTX | 17 hr | |
| Apr 5, 10:38 AM EDT | Gale Warning | DTX | 53 hr | |
| Apr 5, 3:04 PM EDT | Winter Weather Advisory | DTX | Lenawee, Monroe, Saginaw | 17 hr |
Nearby
Winter Storm Warnings in Michigan, 2009Every winter storm warning in 2009
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.