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fzus63 kmqt 210137
glfls
458
open lake forecast for lake superior
national weather service marquette mi
937 pm edt sun apr 20 2014
for waters beyond five nautical miles of shore on lake superior
.synopsis...29.7 inch low pressure over northern james bay late this
evening will track eastward to central quebec overnight while a weak
30.1 inch high pressure ridge moves over lake superior. as this high
drifts eastward to quebec on monday...another 29.8 inch low pressure
will track east across ontario while a second 29.7 inch low moves
through wisconsin and into lower michigan. these two low pressure
systems will merge over far southeast ontario on tuesday morning and
deepen to 29.6 inches as a 30.2 inch high pressure moves from south
central canada into minnesota. look for this high to drift through
the great lakes on wednesday and into the mid atlantic states on
thursday. a 29.3 inch low pressure taking shape in the northern
plains on wednesday will then follow into minnesota on thursday and
the great lakes on friday.
lsz162-210945-
lake superior west of a line from saxon harbor wi to grand
portage mn beyond 5nm-
937 pm edt sun apr 20 2014 /837 pm cdt sun apr 20 2014/
.rest of tonight...southeast winds less than 10 knots backing
east after midnight. waves calm to 2 feet.
.monday...southwest winds less than 10 knots becoming west 5 to
15 knots by mid afternoon. a slight chance of rain showers. waves
calm to 2 feet.
.monday night...northwest winds 10 to 20 knots diminishing to
5 to 15 knots after midnight. waves calm to 2 feet.
.tuesday...northwest winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet.
.tuesday night...southeast winds 5 to 15 knots becoming east less
than 10 knots after midnight. waves calm to 2 feet.
.wednesday...east winds 5 to 15 knots increasing to 10 to
20 knots by mid afternoon. waves calm to 2 feet.
.wednesday night...east winds 10 to 20 knots. a chance of rain.
waves building to 1 to 3 feet.
.thursday...east winds 15 to 25 knots backing northeast. rain
likely...then a chance of rain. waves building to 3 to 5 feet...
then subsiding to 2 to 4 feet.
.friday...north winds 20 to 30 knots diminishing to 15 to
25 knots. a chance of rain. waves building to 3 to 5 feet...then
subsiding to 1 to 3 feet.
note...wave height forecasts are for ice free areas.
$$
fzus63 kmqt 210137
glfls
lsz263-210945-
lake superior from saxon harbor wi to upper entrance to portage
canal mi 5nm off shore to the us/canadian border including isle
royale national park-
937 pm edt sun apr 20 2014
.rest of tonight...southwest winds less than 10 knots backing
southeast after midnight. waves calm to 2 feet.
.monday...southeast winds less than 10 knots becoming west 5 to
15 knots by mid afternoon. a slight chance of rain showers. waves
calm to 2 feet.
.monday night...northwest winds 10 to 20 knots. waves calm to
2 feet.
.tuesday...northwest winds 5 to 15 knots backing southwest by mid
afternoon. waves calm to 2 feet.
.tuesday night...southwest winds 5 to 15 knots becoming south
less than 10 knots after midnight. waves calm to 2 feet.
.wednesday...southeast winds 5 to 15 knots becoming east 10 to
20 knots by mid afternoon. waves calm to 2 feet.
.wednesday night...east winds 10 to 20 knots veering southeast
after midnight. a chance of rain. waves calm to 2 feet.
.thursday...east winds 15 to 25 knots. rain likely. waves
building to 2 to 4 feet.
.friday...north winds 20 to 30 knots. a chance of snow. waves
building to 3 to 5 feet...then subsiding to 2 to 4 feet.
note...wave height forecasts are for ice free areas.
$$

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