Great Lakes Forecast
Issued by NWS

Home | Current Version | Previous Version | Graphics & Text | 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
000
FZUS63 KDTX 202000
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
358 PM EDT THU JUL 20 2017

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...A front located between western Lake Erie and southern
Lake Huron will become stationary over Lake Erie tonight. Weak high
pressure, 30.00 inches, will move east through the central Great
Lakes region on Friday. The next low pressure system is then
projected to approach the region Friday night and bring periods of
thunderstorms Friday night through Sunday. Winds will be light with
little impact on waves outside of thunderstorms.

LCZ460-210800-
Lake St Clair-
358 PM EDT THU JUL 20 2017

.TONIGHT...West winds 5 to 10 knots veering to the northwest early
in the morning. Mostly clear. A chance of showers and thunderstorms
early in the evening. Waves 2 feet or less.
.FRIDAY...North winds 5 to 10 knots veering to the southeast late in
the afternoon. Mostly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...South winds 5 to 10 knots. Partly cloudy until early
morning becoming mostly cloudy. A chance of light showers. Waves 2
feet or less.
.SATURDAY...South winds 5 to 10 knots increasing to 10 to 15 knots
in the late morning and early afternoon...then becoming southwest 5
to 10 knots late in the afternoon. Mostly cloudy. Showers likely and
a chance of thunderstorms until late afternoon...then a chance of
showers and thunderstorms late in the afternoon. Waves 2 feet or
less.
.SATURDAY NIGHT...South winds 5 to 10 knots. Mostly cloudy. Showers
likely and a chance of thunderstorms until early morning...then a
chance of showers and thunderstorms early in the morning. Waves 2
feet or less.
.SUNDAY...Northwest winds 5 to 10 knots. Mostly cloudy with a chance
of showers and thunderstorms until late afternoon...then partly
cloudy in the evening. Waves 2 feet or less.
.MONDAY...North winds 10 to 15 knots. Partly cloudy. Waves 2 feet or
less.
.TUESDAY...Northeast winds 5 to 10 knots. Mostly clear. Waves 2 feet
or less.

$$

CB

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.