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North America


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Human Forecasts - Daily Briefing
Watches/Warnings 
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Computer Forecasts
fzus61 kbuf 231430
glfsl
537
forecast for the saint lawrence river
including the thousand islands region
national weather service buffalo ny
1030 am edt wed jul 23 2014
slz022-024-232115-
st lawrence river from cape vincent to st regis
1030 am edt wed jul 23 2014
.rest of today...southwest winds 5 to 10 knots becoming
northwest. a chance of showers late this morning...then showers
likely with scattered thunderstorms early this afternoon. a
chance of showers late.
.tonight...northwest winds 10 knots or less becoming north.
becoming mainly clear.
.thursday...north winds 5 to 10 knots. sunny.
.thursday night...west winds 10 knots or less becoming southwest.
mainly clear.
.friday...southwest winds 5 to 15 knots. mainly clear.
.saturday...southwest winds 5 to 10 knots. partly cloudy.
.sunday...southwest winds 5 to 10 knots becoming south. a chance
of showers and thunderstorms.
winds and waves higher in and near thunderstorms.
$$
fzus61 kbuf 231430
glflo
loz063>065-232115-
lake ontario open waters from hamlin beach to the saint lawrence
river-
1030 am edt wed jul 23 2014
.rest of today...west winds 10 to 15 knots becoming northwest. a
chance of showers late this morning...then showers likely with
scattered thunderstorms early this afternoon. a chance of showers
late. waves 2 feet or less.
.tonight...northwest winds 5 to 15 knots becoming north. waves
1 to 3 feet.
.thursday...north winds 5 to 15 knots becoming northwest. waves
1 to 3 feet.
.thursday night...west winds 10 to 15 knots. waves 2 feet or
less.
.friday...west winds 5 to 15 knots becoming southwest. waves 1 to
3 feet.
.saturday...southwest winds 5 to 15 knots increasing to 15 to
20 knots. a chance of showers saturday night. waves 1 to 3 feet.
.sunday...south winds 15 to 20 knots becoming southwest 10 to
15 knots. a chance of showers and thunderstorms. waves 1 to
3 feet.
winds and waves higher in and near thunderstorms.
$$
fzus61 kbuf 231430
glflo
906
open lake forecast for lake ontario
national weather service buffalo ny
1030 am edt wed jul 23 2014
for waters beyond five nautical miles of shore on lake ontario
.synopsis...a 29.5 inch low will push north of the great lakes
region and swing a cold front across the lake today. following this
front...a 30.2 inch high will build across the great lakes thursday
and friday...then will slide off the east coast on saturday. then a
29.6 inch low is forecast to track into the great lakes region on
sunday.
loz062-232115-
lake ontario open waters from the niagara river to hamlin beach-
1030 am edt wed jul 23 2014
.rest of today...northwest winds around 10 knots. a chance of
showers. waves 2 feet or less.
.tonight...northwest winds 10 to 15 knots becoming north. waves
1 to 2 feet.
.thursday...north winds 5 to 15 knots becoming west 10 knots or
less. waves 1 to 3 feet subsiding to 1 foot or less.
.thursday night...west winds 5 to 15 knots. waves 2 feet or less.
.friday...west winds 5 to 15 knots becoming southwest. waves
2 feet or less.
.saturday...southwest winds 10 to 15 knots increasing to 15 to
20 knots. a chance of showers saturday night. waves 1 to 3 feet.
.sunday...southwest winds 5 to 15 knots becoming west. a chance
of showers and thunderstorms. waves 1 to 3 feet subsiding to
1 foot or less.
winds and waves higher in and near thunderstorms.
$$
fzus61 kcle 231314
glfle
712
open lake forecast for lake erie
national weather service cleveland oh
914 am edt wed jul 23 2014
for waters beyond five nautical miles of shore on lake erie
.synopsis...a cold front over lake erie will move south of the ohio
valley by this evening. high pressure 30.10 inches from central
canada will move to near lake erie by friday and then move east of
the lake saturday. a warm front will develop over the lower ohio
valley and move toward lake erie on saturday. a cold front will
develop over the upper midwest this weekend and drop across lake
erie by sunday night.
lez061-162>169-232015-
lake erie open waters from ripley to buffalo ny-
lake erie open waters from maumee bay to reno beach-
lake erie open waters from reno beach to the islands-
lake erie open waters from the islands to vermilion-
lake erie open waters from vermilion to avon point-
lake erie open waters from avon point to willowick-
lake erie open waters from willowick to geneva-on-the-lake-
lake erie open waters from geneva-on-the-lake to conneaut-
lake erie open waters from conneaut oh to ripley ny-
914 am edt wed jul 23 2014
.rest of today...northwest winds 10 to 20 knots becoming north. a
slight chance of showers. waves 1 to 3 feet building to 2 to 4
feet.
.tonight...north winds 10 to 20 knots. waves 3 to 5 feet.
.thursday...north winds 10 to 20 knots diminishing to 5 to
15 knots. waves 3 to 5 feet subsiding to 1 to 3 feet.
.thursday night...north winds 10 knots or less becoming
southwest. waves 2 feet or less.
.friday...southwest winds 10 knots or less becoming south. waves
1 foot or less.
.saturday...southwest winds 10 knots or less becoming south. a
chance of showers and thunderstorms. waves 1 foot or less.
.sunday...south winds 10 knots or less becoming southwest. a
chance of showers and thunderstorms. waves 1 foot or less.
winds and waves higher in and near thunderstorms.
$$
fzus63 kdtx 231354
glfsc
040
lake st clair forecast
national weather service detroit/pontiac mi
953 am edt wed jul 23 2014
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...surface high pressure...averaging 30.20 inches...will
then build into the great lakes through the remainder of the week.
lcz460-232000-
lake st clair-
953 am edt wed jul 23 2014
.rest of today...north winds 15 to 20 knots. areas of drizzle late
in the morning. waves 1 to 3 feet.
.tonight...north winds 10 to 15 knots. mostly clear. waves 2 feet or
less.
.thursday...north winds 10 to 15 knots...becoming northeast 5 to
10 knots late. mostly sunny. waves 2 feet or less.
.thursday night...northeast winds 5 to 10 knots early in the
evening...becoming light and variable overnight. mostly clear. waves
2 feet or less.
.friday...southwest winds 5 to 10 knots. sunny...becoming mostly
sunny by mid afternoon...becoming partly cloudy. waves 2 feet or
less.
.saturday...south winds 5 to 10 knots. a chance of showers and
thunderstorms. partly cloudy. waves 2 feet or less.
.sunday...west winds 5 to 10 knots. a chance of showers and
thunderstorms. partly cloudy. waves 2 feet or less.
$$
fzus63 kdtx 231354
glflh
756
open lake forecast for lake huron
national weather service detroit/pontiac mi
953 am edt wed jul 23 2014
for waters beyond five nautical miles of shore on lake huron
waves are the significant wave height - the average of the highest
1/3 of the wave spectrum. occasional wave height is the average of
the highest 1/10 of the wave spectrum.
.synopsis...surface high pressure...averaging 30.20 inches...will
then build into the great lakes through the remainder of the week.
lhz361-232000-
lake huron from 5nm east of mackinac bridge to presque isle lt
beyond 5 nm off shore-
953 am edt wed jul 23 2014
.rest of today...north winds 5 to 10 knots...becoming northwest
10 to 15 knots by late morning. waves 2 to 4 feet...subsiding to
1 to 3 feet by late morning.
.tonight...northwest winds 15 to 20 knots...diminishing to 5 to
10 knots overnight. waves 2 to 4 feet...subsiding to 1 to 3 feet
after midnight.
.thursday...northwest winds 5 to 10 knots...becoming west 10 to
15 knots late. waves 2 feet or less.
.thursday night...west winds 5 to 10 knots. waves 2 feet or less.
.friday...southwest winds 5 to 10 knots. waves 2 feet or less.
.saturday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms. waves 2 feet or less.
.sunday...southwest winds 5 to 10 knots. a chance of showers and
thunderstorms. waves 2 feet or less.
$$
fzus63 kdtx 231354
glflh
lhz362-363-232000-
lake huron from presque isle light to sturgeon point mi beyond
5nm off shore-
lake huron from sturgeon point to alabaster mi beyond 5nm off
shore-
953 am edt wed jul 23 2014
.rest of today...northwest winds 15 to 20 knots with gusts to
30 knots...becoming north 10 to 15 knots late. waves 4 to 6 feet.
.tonight...northwest winds 10 to 15 knots...increasing to 15 to
20 knots by midnight...then diminishing to 10 to 15 knots after
midnight. waves 3 to 5 feet. waves occasionally around 8 feet.
.thursday...northwest winds 5 to 10 knots through mid afternoon...
becoming light and variable. waves 1 to 3 feet.
.thursday night...west winds 5 to 10 knots. waves 1 to 3 feet.
.friday...southwest winds 5 to 10 knots. waves 2 feet or less.
.saturday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms. waves 2 feet or less.
.sunday...south winds 5 to 10 knots...backing to the north late...
then increasing to 10 to 15 knots by midnight. a chance of
showers and thunderstorms. waves 2 feet or less.
$$
fzus63 kdtx 231354
glflh
lhz462>464-232000-
lake huron from port austin to harbor beach beyond 5nm off shore-
lake huron from harbor beach to port sanilac beyond 5nm off shore-
lake huron from port sanilac to port huron beyond 5nm off shore-
953 am edt wed jul 23 2014
.rest of today...north winds 20 to 25 knots with gusts to
30 knots...diminishing to 15 to 20 knots by mid afternoon. waves
5 to 7 feet. waves occasionally around 10 feet.
.tonight...north winds 15 to 20 knots...diminishing to 10 to
15 knots late. waves 3 to 5 feet.
.thursday...north winds 10 to 15 knots...diminishing to 5 to
10 knots by afternoon. waves 1 to 3 feet.
.thursday night...light and variable winds...becoming southwest
5 to 10 knots after midnight. waves 2 feet or less.
.friday...southwest winds 5 to 10 knots. waves 2 feet or less.
.saturday...southwest winds 5 to 10 knots. a chance of showers
and thunderstorms. waves 2 feet or less.
.sunday...southwest winds 5 to 10 knots...veering to the west
late...then becoming northwest 10 to 15 knots by midnight. a
chance of showers and thunderstorms. waves 2 feet or less.
$$
fzus63 kmqt 231339
glfls
lsz263-232145-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
939 am edt wed jul 23 2014
.rest of today...variable winds less than 10 knots becoming
southwest 5 to 15 knots by mid afternoon. waves calm to 2 feet.
.tonight...southwest winds 5 to 15 knots. waves calm to 2 feet.
.thursday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.thursday night...southwest winds 5 to 15 knots. waves calm to
2 feet.
.friday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.friday night...southwest winds 5 to 15 knots. a chance of
showers. waves calm to 2 feet.
.saturday...southwest winds 5 to 15 knots veering north. a chance
of showers and thunderstorms. waves calm to 2 feet.
.sunday...north winds 10 to 20 knots becoming northwest 5 to
15 knots. a chance of rain showers. waves building to 1 to
3 feet...then subsiding to calm to 2 feet.
$$
fzus63 kmqt 231339
glfls
lsz265-232145-
lake superior west of line from manitou island to marquette mi
beyond 5nm from shore-
939 am edt wed jul 23 2014
.rest of today...northwest winds 5 to 15 knots. waves calm to 2
feet.
.tonight...west winds 5 to 15 knots. waves calm to 2 feet.
.thursday...west winds 5 to 15 knots diminishing to less than
10 knots by mid afternoon. waves calm to 2 feet.
.thursday night...south winds less than 10 knots becoming
southwest 5 to 15 knots after midnight. waves calm to 2 feet.
.friday...south winds 5 to 15 knots backing southeast by mid
afternoon. waves calm to 2 feet.
.friday night...south winds 5 to 15 knots becoming southwest
10 to 20 knots after midnight. waves calm to 2 feet.
.saturday...southwest winds 5 to 15 knots backing southeast. a
chance of showers and thunderstorms. waves calm to 2 feet.
.sunday...north winds 10 to 20 knots. a chance of showers. waves
building to 2 to 4 feet...then subsiding to 1 to 3 feet.
$$
fzus63 kmqt 231339
glfls
653
open lake forecast for lake superior
national weather service marquette mi
939 am edt wed jul 23 2014
for waters beyond five nautical miles of shore on lake superior
.synopsis...high pressure of 30.2 inches currently centered over
lake winnipeg will move over the upper great lakes tonight. the high
will weaken to 30.1 inches as it drifts over the ohio valley friday
and moves off the east coast saturday. a 29.5 inch low pressure
system over southern saskatchewan friday afternoon will move over the
upper great lakes saturday afternoon and night...and reach the
eastern great lakes sunday afternoon.
lsz162-232145-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
939 am edt wed jul 23 2014 /839 am cdt wed jul 23 2014/
.rest of today...variable winds less than 10 knots becoming
southwest 5 to 15 knots by mid afternoon. waves calm to 2 feet.
.tonight...southwest winds 5 to 15 knots veering west after
midnight. waves calm to 2 feet.
.thursday...southwest winds 5 to 15 knots backing south by mid
afternoon. waves calm to 2 feet.
.thursday night...southeast winds 5 to 15 knots becoming south
less than 10 knots after midnight. a slight chance of showers
after midnight. waves calm to 2 feet.
.friday...east winds less than 10 knots increasing to 5 to
15 knots by mid afternoon. waves calm to 2 feet.
.friday night...south winds 5 to 15 knots veering southwest after
midnight. a chance of showers. waves calm to 2 feet.
.saturday...southwest winds 5 to 15 knots veering north. a chance
of showers and thunderstorms. waves calm to 2 feet.
.sunday...north winds 5 to 15 knots backing northwest. waves
building to 1 to 3 feet...then subsiding to calm to 2 feet.
$$
fzus63 kmqt 231339
glfls
lsz266-232145-
lake superior east of a line from manitou island to marquette mi
and west of a line from grand marais mi to the us/canadian border
beyond 5nm from shore-
939 am edt wed jul 23 2014
.rest of today...northwest winds 10 to 20 knots diminishing to
5 to 15 knots by mid afternoon. waves 1 to 3 feet subsiding to
calm to 2 feet.
.tonight...west winds 5 to 15 knots. waves building to 1 to
3 feet.
.thursday...west winds 5 to 15 knots. waves subsiding to calm to
2 feet.
.thursday night...south winds 5 to 15 knots veering southwest
after midnight. waves calm to 2 feet.
.friday...southwest winds 5 to 15 knots backing south by mid
afternoon. waves calm to 2 feet.
.friday night...south winds 5 to 15 knots increasing to 10 to
20 knots after midnight. waves calm to 2 feet.
.saturday...south winds 5 to 15 knots becoming east 10 to
20 knots. a chance of showers and thunderstorms. waves calm to
2 feet.
.sunday...north winds 10 to 20 knots. a chance of rain showers.
waves building to 2 to 4 feet...then subsiding to 1 to 3 feet.
$$
fzus63 kmqt 231339
glfls
lsz267-232145-
lake superior from grand marais mi to whitefish point mi 5nm off
shore to the us/canadian border-
939 am edt wed jul 23 2014
.rest of today...northwest winds 10 to 20 knots backing west by
mid afternoon. waves 2 to 4 feet subsiding to 1 to 3 feet.
.tonight...northwest winds 10 to 20 knots becoming west 5 to
15 knots after midnight. waves subsiding to calm to 2 feet.
.thursday...west winds 5 to 15 knots. waves calm to 2 feet.
.thursday night...south winds less than 10 knots increasing to
5 to 15 knots after midnight. waves calm to 2 feet.
.friday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.friday night...south winds 5 to 15 knots increasing to 10 to
20 knots after midnight. waves calm to 2 feet.
.saturday...south winds 5 to 15 knots becoming east 10 to
20 knots. a chance of showers and thunderstorms. waves calm to
2 feet.
.sunday...north winds 10 to 20 knots. a chance of showers. waves
building to 1 to 3 feet.
$$
fzus63 kmqt 231339
glfls
lsz264-232145-
lake superior from upper entrance to portage canal to manitou
island mi 5nm off shore to the us/canadian border-
939 am edt wed jul 23 2014
.rest of today...west winds 5 to 15 knots. waves calm to 2 feet.
.tonight...west winds 5 to 15 knots increasing to 10 to 20 knots
after midnight. waves building to 1 to 3 feet.
.thursday...west winds 10 to 20 knots becoming southwest 5 to
15 knots by mid afternoon. waves subsiding to calm to 2 feet.
.thursday night...southwest winds 5 to 15 knots increasing to
10 to 20 knots after midnight. waves calm to 2 feet.
.friday...southwest winds 5 to 15 knots. waves calm to 2 feet.
.friday night...south winds 5 to 15 knots veering southwest after
midnight. a chance of rain showers. waves calm to 2 feet.
.saturday...south winds 5 to 15 knots becoming northeast 10 to
20 knots. a chance of showers and thunderstorms. waves calm to
2 feet.
.sunday...north winds 10 to 20 knots. waves building to 1 to
3 feet.
$$

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