Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
000
FZUS63 KDTX 200140
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
936 PM EDT WED JUN 19 2019

Waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. Occasional wave height is the average of
the highest 1/10 of the wave spectrum.

.SYNOPSIS...Low pressure averaging 29.70 inches will travel east
from southern Indiana into the Ohio Valley for the remainder of
Wednesday, strengthening down to 29.50 inches by Thursday
morning. The low pressure system will then travel northeast along
Lake Erie into Lake Ontario, and will drag a cold front behind it
across Michigan. An area of high pressure, 30.00 inches, will
then expand across the Great Lakes Friday into Saturday morning.
This ridge of high pressure is forecasted to hold over Lake Huron
through Sunday morning before the next low pressure system
travels over Michigan early next week.

LCZ460-200800-
Lake St Clair-
936 PM EDT WED JUN 19 2019

.REST OF TONIGHT...Northeast winds 5 to 10 knots becoming north 10
to 15 knots early in the morning. Light showers after midnight.
Waves 2 feet or less.
.THURSDAY...North winds 10 to 15 knots. Showers in the morning...
then light showers likely in the afternoon. Waves 2 feet or less.
.THURSDAY NIGHT...North winds 10 to 15 knots diminishing to 5 to 10
knots after midnight. Partly cloudy. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots. Mostly sunny. Waves 2 feet or
less.
.FRIDAY NIGHT...Northeast winds 5 to 10 knots. Mostly clear. A
chance of. Waves 2 feet or less.
.SATURDAY...East winds 5 to 10 knots. Mostly sunny in the morning
becoming partly cloudy. A chance of showers and thunderstorms. Waves
2 feet or less.
.SUNDAY...South winds 5 to 10 knots. Partly cloudy. Showers likely
and a chance of thunderstorms. Waves 2 feet or less.
.MONDAY...Southwest winds 10 to 15 knots. Mostly cloudy. Showers
likely and a chance of thunderstorms. Waves 2 feet or less.

$$

MR

Experimental modernized open lake forecast is available online at
weather.gov/dtx/glftablesc

Graphical marine forecasts are available at weather.gov/greatlakes



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.