When… • Today through noon Sunday.
What… • Winter Storm Warning for freezing rain
along the I-96 corridor and north. Additional ice accumulation of 0.25”-0.50”.
• Winter Weather Advisory for freezing rain along I-94 including Lenawee County. Ice accumulation of less than 0.25”
Detroit, MI Weather Forecast Office Briefing issued April 14, 2018 – 5PM
Winter Storm Warning
Impacts… Hazardous driving conditions.
Tree and power line damage.
Freezing Rain, Gusty Winds and Lakeshore Flooding… • Drizzle conditions possible through this evening leading to light
accumulations for areas with surface temperatures at freezing or below. Potentially as far south as the I-96 or I-94 corridor.
• A second round of heavier freezing rain is expected overnight through Sunday morning, extending as far south as the I-94 corridor. Scattered thunderstorms during the late night hours will cause brief intervals of intense freezing rain.
• Sleet and some snow may mix in north of M 46 today.
• Northeast winds 25 to 35 MPH, with gusts around 50+ MPH downwind of Saginaw Bay today.
• Strong winds area already causing significant flooding along the shoreline of Saginaw Bay, especially in Bay County and winds will continue overnight.
• Gusty east-northeast winds on Lake Erie will cause flooding along the shoreline of Lake Erie.
Detroit, MI Weather Forecast Office
Weekend Winter Storm
Overview
Detroit, MI Weather Forecast Office
Today and through Tonight
Forecast Ice Accumulations
5 PM Sat– 2 AM Sunday 2 AM Sun – 8 AM Sun
Detroit, MI Weather Forecast Office
Sunday
Forecast Ice Accumulations
8 AM Sun – 2 PM Sun After 2 PM
Detroit, MI Weather Forecast Office
Storm Total
Forecast Ice Accumulations
5 PM today through 2 PM Sunday
Text Box Annotation
Detroit, MI Weather Forecast Office For Detroit Metro
Ice Intensity Rate
Ice Intensity… • Light ice accumulations possible
from drizzle early in the night.
• Moderate confidence in 0.05” per hour rates for a couple hours in the morning.
Timing… • Start: ~2 am
• Peak: 4 am – 8 am
• End: 9 am
Text Box Annotation
3pm 3pm
Detroit, MI Weather Forecast Office For Flint
Ice Intensity Rate
Ice Intensity… • Light ice accumulations possible
from drizzle early in the night.
• Moderate confidence in 0.05” per hour rates for a couple hours in the morning.
Timing… • Start: ~3 am
• Peak: 6 am - noon
• End: 2 pm
Text Box Annotation
3pm 3pm
Detroit, MI Weather Forecast Office For Port Huron
Ice Intensity Rate
Ice Intensity… • {text}
Timing… • Start: 5 am
• Peak: 6 am – 10 am
• End: 11 am
Text Box Annotation
3pm 3pm
Detroit, MI Weather Forecast Office For Tri-Cities
Ice Intensity Rate
Ice Intensity… • Light ice accumulations possible
from drizzle early in the night.
• Moderate confidence in 0.05” per hour rates for a couple hours in the morning.
Timing… • Start: 8 am
• Peak: 10 am – 2 pm
• End: 3 pm
Text Box Annotation
3pm 3pm
Detroit, MI Weather Forecast Office For The Thumb
Ice Intensity Rate
Ice Intensity… • Light ice accumulations possible
from drizzle overnight.
• Moderate confidence in 0.05” per hour rates for a couple hours in the morning.
Timing… • Start: 8 am
• Peak: 10 am – 2 pm
• End: 3 pm
Detroit
Flint
Saginaw
Detroit, MI Weather Forecast Office
Bad Axe, Flint, Saginaw
Temperatures Trends
Temperatures…
• Temperatures will continue to drop below freezing from north to south through this evening. Temps will rise above freezing Sunday morning and afternoon.
weather.gov/dtx NWSDetroit
Detroit, MI Issued April 14, 2018 4:06 PM
Weather Forecast Office
Today and Tonight.
Gusty Winds and Lake Shore Flooding
• Northeast wind gusts 25 to 30 mph, with a few gusts up to 50 near Saginaw Bay and the tip of the Thumb. Winds will begin to decrease tomorrow morning.
• Winds may cause added stress to ice covered tree branches.
• Rising lake levels under strong onshore flow will likely result in some lakeshore flooding. Flooding may be significant in Bay County.
Strong Winds and Potential Lake Shore Flooding
What To Expect… • Scattered rain and snow showers Monday and clearing by Tuesday. Northwest
winds 15 to 20 MPH with higher gusts.
• High temperatures mainly in the upper 30s and low 40s. Nighttime lows in the 20s.
Detroit, MI Weather Forecast Office
Cold and Breezy
After The Storm
www.weather.gov/dtx
For Additional Information Winter Storm Page
https://www.weather.gov/dtx/LatestFlood
Local Hazards Page http://www.weather.gov/dtx/dtxhazards
Decision Support Page http://www.weather.gov/dtx/dss
US National Weather Service Detroit / Pontiac Michigan
NWSDetroit
Detroit, MI Weather Forecast Office Briefing issued April 14, 2018
Winter Storm Watch
