Alert archive / Michigan / Winter Storm Warnings in 2017

Winter Storm Warning 4, NWS Gaylord, MI

April 5, 201711 counties in Michigan

NWS Gaylord, MI issued this winter storm warning at Apr 5, 2017, 3:37 PM EDT for 11 counties in Michigan. It took effect at Apr 6, 2017, 2:00 AM EDT. It was in force for 73 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
Apr 5, 2017, 3:37 PM EDT (19:37 UTC)
In effect from
Apr 6, 2017, 2:00 AM EDT
Expired
Apr 6, 2017, 3:13 AM EDT
In force
73 min
Issued by
NWS Gaylord, MI

Counties Alcona County, MI, Alpena County, MI, Arenac County, MI, Crawford County, MI, Gladwin County, MI, Iosco County, MI, Missaukee County, MI, Montmorency County, MI, Ogemaw County, MI, Oscoda County, MI, Roscommon County, MI

The radar

The NCL Michigan radar (KAPX), 66 km from the middle of the area, began a volume at 19:41 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 nearest sounding before it

Alpena, MI (KAPX), launched 12:00Z, 7.6 hours before the alert went out and 149 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, Alpena, MI at 12:00Z on 2017-04-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Alpena, MI at 12:00Z on 2017-04-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1250 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
48 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

569 
WWUS43 KAPX 051937
WSWAPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Gaylord MI
337 PM EDT Wed Apr 5 2017

MIZ023-024-028>030-033>036-041-042-060345-
/O.UPG.KAPX.WS.A.0001.170406T0600Z-170407T0300Z/
/O.NEW.KAPX.WS.W.0004.170406T0600Z-170407T0300Z/
Montmorency-Alpena-Crawford-Oscoda-Alcona-Missaukee-Roscommon-
Ogemaw-Iosco-Gladwin-Arenac-
Including the cities of Atlanta, Alpena, Grayling, Mio, 
Harrisville, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, and Standish
337 PM EDT Wed Apr 5 2017

...WINTER STORM WARNING IN EFFECT FROM 2 AM TO 11 PM EDT
THURSDAY...

The National Weather Service in Gaylord has issued A Winter Storm
Warning for snow and blowing snow...which is in effect from 2 AM 
to 11 PM EDT Thursday. The WINTER STORM WATCH is no longer in 
effect.

* TIMING...Expect snow, heavy at times, to develop around midnight
  and then continue through the day Thursday. Snowfall and strong
  winds should taper off early Friday. The heaviest snowfall 
  rates will occur between 4 AM and noon Thursday. 

* AMOUNTS...Heaviest snow accumulations are expected southeast of
  a line from Houghton Lake to Alpena where 6 to 9 inches are 
  expected.

* IMPACTS...Strong winds of 40 mph or more and heavy snow will reduce
  visibilities while driving. The strong winds and wet snow could
  damage trees and cause power outages as well.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow...sleet
and ice are expected. Strong winds are also possible.  This will
make travel very hazardous or impossible. For the latest road
conditions...go to the MDOT website at michigan.gov.

$$

MIZ017-018-022-027-032-060345-
/O.UPG.KAPX.WS.A.0001.170406T0600Z-170407T0300Z/
/O.NEW.KAPX.WW.Y.0022.170406T0600Z-170407T0300Z/
Cheboygan-Presque Isle-Otsego-Kalkaska-Wexford-
Including the cities of Cheboygan, Rogers City, Gaylord, 
Kalkaska, and Cadillac
337 PM EDT Wed Apr 5 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 2 AM TO 11 PM EDT
THURSDAY...

The National Weather Service in Gaylord has issued A Winter
Weather Advisory for strong winds and snow...which is in effect 
from 2 AM to 11 PM EDT Thursday. The WINTER STORM WATCH is no 
longer in effect.

* TIMING...Expect a wintry mix to develop around midnight and 
  then continue through the day Thursday. 

* AMOUNTS...Accumulations of 3 to 6 inches of wet, heavy snow are
  expected.

* IMPACTS...Look for reduced visibilities at times and slushy
  roads. Strong winds of 40 mph or more along with the wet snow 
  could cause tree damage and scattered power outages. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow...sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery roads and limited visibilities...and use caution while
driving. For the latest road conditions...go to the MDOT website
at michigan.gov.

$$

MIZ016-019>021-025-026-031-060345-
/O.NEW.KAPX.WW.Y.0022.170406T0600Z-170407T0300Z/
Emmet-Charlevoix-Leelanau-Antrim-Benzie-Grand Traverse-Manistee-
Including the cities of Petoskey, Charlevoix, Northport, 
Mancelona, Frankfort, Traverse City, and Manistee
337 PM EDT Wed Apr 5 2017

...WINTER WEATHER ADVISORY IN EFFECT FROM 2 AM TO 11 PM EDT
THURSDAY...

The National Weather Service in Gaylord has issued A Winter
Weather Advisory for strong winds and snow...which is in effect 
from 2 AM to 11 PM EDT Thursday. 

* TIMING...Expect a wintry mix to develop around midnight and 
  then continue through the day Thursday. 

* AMOUNTS...Accumulations of 1 to 3 inches of wet, heavy snow are
  expected along the Lake Michigan counties. 

* IMPACTS...Look for reduced visibilities at times and slushy
  roads. Strong winds of 40 mph or more along with the wet snow 
  could cause tree damage and scattered power outages. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow...sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery roads and limited visibilities...and use caution while
driving. For the latest road conditions...go to the MDOT website
at michigan.gov.

$$
2 follow-up statements
313 
WWUS43 KAPX 060124
WSWAPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Gaylord MI
924 PM EDT Wed Apr 5 2017

MIZ023-024-028>030-033>036-041-042-060930-
/O.CON.KAPX.WS.W.0004.170406T0600Z-170407T0300Z/
Montmorency-Alpena-Crawford-Oscoda-Alcona-Missaukee-Roscommon-
Ogemaw-Iosco-Gladwin-Arenac-
Including the cities of Atlanta, Alpena, Grayling, Mio, 
Harrisville, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, and Standish
924 PM EDT Wed Apr 5 2017

...WINTER STORM WARNING REMAINS IN EFFECT FROM 2 AM TO 11 PM EDT
THURSDAY...

* TIMING...Expect snow, heavy at times, and strong northeast
  winds, to develop after midnight and then continue through the
  day Thursday. Snowfall will taper off through Thursday evening
  while winds start to subside. The heaviest snowfall rates will 
  occur between 4 AM and noon Thursday. 

* AMOUNTS...Heaviest snow accumulations are expected southeast 
  of a line from Houghton Lake to Alpena where 6 to 9 inches are 
  expected. 

* IMPACTS...Strong winds of 40 mph or more and heavy snow will 
  reduce visibilities while driving. The strong winds and wet 
  snow could damage trees and cause power outages as well. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Storm Warning means significant amounts of snow...sleet
and ice are expected. Strong winds are also possible.  This will
make travel very hazardous or impossible. For the latest road
conditions...go to the MDOT website at michigan.gov.

$$

MIZ016>022-025>027-031-032-060930-
/O.CON.KAPX.WW.Y.0022.170406T0600Z-170407T0300Z/
Emmet-Cheboygan-Presque Isle-Charlevoix-Leelanau-Antrim-Otsego-
Benzie-Grand Traverse-Kalkaska-Manistee-Wexford-
Including the cities of Petoskey, Cheboygan, Rogers City, 
Charlevoix, Northport, Mancelona, Gaylord, Frankfort, 
Traverse City, Kalkaska, Manistee, and Cadillac
924 PM EDT Wed Apr 5 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 2 AM TO 11 PM
EDT THURSDAY...

* TIMING...Expect snow to develop after midnight, mixing with rain
  at times, then continue through the day Thursday. 

* AMOUNTS...Accumulations of 2 to 5 inches of snow, are expected
  with around an inch along the Lake Michigan shoreline.

* IMPACTS...Look for reduced visibilities at times and slushy 
  roads. Strong winds of 40 mph or more along with the wet snow 
  could cause tree damage and scattered power outages. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow...sleet or
freezing rain will cause travel difficulties. Be prepared for
slippery roads and limited visibilities...and use caution while
driving. For the latest road conditions...go to the MDOT website
at michigan.gov.

$$
318 
WWUS43 KAPX 060713
WSWAPX

URGENT - WINTER WEATHER MESSAGE
National Weather Service Gaylord MI
313 AM EDT Thu Apr 6 2017

MIZ023-024-028>030-033>036-041-042-061715-
/O.CAN.KAPX.WS.W.0004.000000T0000Z-170407T0300Z/
/O.EXA.KAPX.WW.Y.0022.000000T0000Z-170407T0300Z/
Montmorency-Alpena-Crawford-Oscoda-Alcona-Missaukee-Roscommon-
Ogemaw-Iosco-Gladwin-Arenac-
Including the cities of Atlanta, Alpena, Grayling, Mio, 
Harrisville, Lake City, Houghton Lake, West Branch, Tawas City, 
Gladwin, and Standish
313 AM EDT Thu Apr 6 2017

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 11 PM EDT THIS
EVENING...
...WINTER STORM WARNING IS CANCELLED...

The National Weather Service in Gaylord has issued a WINTER
WEATHER ADVISORY, which is in effect until 11 PM EDT this
evening. The WINTER STORM WARNING has been cancelled. 

* TIMING...Expect a mixture of rain and snow to gradually change
  over to snow this morning, especially inland from the immediate
  Lake Huron shoreline. Snow, or a rain and snow mix, will 
  continue through much of this afternoon

* AMOUNTS...Accumulations of 3 to 6 inches of snow are expected,
  with much less amounts closer to Lake Huron.

* IMPACTS...Look for reduced visibilities at times and slushy
  roads. Strong winds of 40 mph or more along with the wet snow
  could cause some minor tree damage and scattered power outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow will cause 
travel difficulties. Be prepared for slippery roads and limited 
visibilities...and use caution while driving. For the latest road 
conditions...go to the MDOT website at michigan.gov.

&&

$$

MIZ016>022-025>027-031-032-061715-
/O.CON.KAPX.WW.Y.0022.000000T0000Z-170407T0300Z/
Emmet-Cheboygan-Presque Isle-Charlevoix-Leelanau-Antrim-Otsego-
Benzie-Grand Traverse-Kalkaska-Manistee-Wexford-
Including the cities of Petoskey, Cheboygan, Rogers City, 
Charlevoix, Northport, Mancelona, Gaylord, Frankfort, 
Traverse City, Kalkaska, Manistee, and Cadillac
313 AM EDT Thu Apr 6 2017

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM EDT THIS
EVENING...

* TIMING...Expect a mixture of rain and snow to gradually change
  over to snow this morning. Snow, or a rain and snow mix, will
  gradually end this afternoon

* AMOUNTS...Accumulations of 1 to 4 inches of snow are expected,
  with the heaviest amounts east of Interstate 131. 

* IMPACTS...Look for reduced visibilities at times and slushy
  roads. Strong winds of 40 mph or more along with the wet snow
  could cause some minor tree damage and scattered power outages.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A Winter Weather Advisory means that periods of snow will cause 
travel difficulties. Be prepared for slippery roads and limited 
visibilities...and use caution while driving. For the latest road 
conditions...go to the MDOT website at michigan.gov.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 5, 3:22 AM EDTGale WarningAPX60 hr
Apr 5, 3:22 AM EDTSmall Craft AdvisoryAPX66 hr
Apr 5, 3:37 PM EDTWinter Weather AdvisoryAPXAlcona, Alpena, Antrim, Arenac, Benzie, Cheboygan and 16 more20 hr

Nearby

Winter Storm Warnings in Michigan, 2017Every winter storm warning in 2017

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.