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 211931
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
331 PM EDT Sun Oct 21 2018

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...High pressure, 30.40 inches, will continue building
across the Ohio Valley tonight into Monday. A weak low, 29.90
inches, will then drop through the Great Lakes Monday night,
tracking near Georgian Bay by Tuesday morning. This low will pull
a cold front through the eastern lakes on Tuesday.

LCZ460-220815-
Lake St Clair-
331 PM EDT Sun Oct 21 2018

.TONIGHT...Southwest winds 10 to 15 knots. Partly cloudy this
evening becoming mostly cloudy. Waves 2 feet or less.
.MONDAY...Southwest winds 10 to 15 knots. Partly sunny. Waves 2 feet
or less.
.MONDAY NIGHT...Southwest winds 10 to 15 knots becoming west 5 to 10
knots after midnight. Mostly clear. Waves 2 feet or less.
.TUESDAY...Northwest winds 10 to 15 knots increasing to 15 to 20
knots in the afternoon. Partly sunny. Waves 2 feet or less.
.TUESDAY NIGHT...Northwest winds 15 to 20 knots diminishing to 10 to
15 knots in the late evening and overnight. Mostly cloudy early in
the evening becoming partly cloudy. Waves 2 feet or less.
.WEDNESDAY...North winds 10 to 15 knots. Partly sunny becoming
mostly sunny late in the morning becoming partly sunny becoming
mostly sunny late in the afternoon becoming mostly clear. Waves 2
feet or less.
.THURSDAY...North winds 5 to 10 knots. Mostly clear. Waves 2 feet or
less.
.FRIDAY...East winds 5 to 10 knots. Partly cloudy. Waves 2 feet or
less.

$$

SC

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.