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 210748
GLFSC

Lake St Clair Forecast
National Weather Service Detroit/Pontiac MI
348 AM EDT Tue May 21 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...High pressure of 30.20 inches will build across the
area today and then continue east overnight into Wednesday. In
its wake, a warm front will lift into the area as low pressure of
29.70 inches lifts into the upper Mississippi Valley by late
Wednesday. This low will then cross the northern Great Lakes and
drag a cold front trough the region by late Thursday.

LCZ460-212015-
Lake St Clair-
348 AM EDT Tue May 21 2019

.TODAY...Northwest winds 5 to 10 knots veering to the east in the
afternoon. Partly sunny. Waves 2 feet or less.
.TONIGHT...Northeast winds 5 to 10 knots becoming east 10 to 15
knots early in the morning. Mostly cloudy. Waves 2 feet or less.
.WEDNESDAY...East winds 15 to 20 knots becoming southeast 10 to 15
knots early in the afternoon. Mostly cloudy with light showers
likely and a chance of thunderstorms. Waves 1 to 3 feet.
.WEDNESDAY NIGHT...South winds 5 to 10 knots. Mostly clear. Waves 2
feet or less.
.THURSDAY...Southwest winds 5 to 10 knots becoming west 10 to 15
knots in the afternoon and evening. Partly sunny becoming mostly
clear. Waves 2 feet or less.
.FRIDAY...Southeast winds 5 to 10 knots. Partly cloudy. A chance of
rain and thunderstorms. Waves 2 feet or less.
.SATURDAY...West winds 10 to 15 knots. Partly cloudy. A chance of
rain and thunderstorms. Waves 2 feet or less.

$$

AA

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.