Marine Weather Net

Lake Erie - Dunkirk to Buffalo NY Marine Forecast


REST OF TODAY

NW
WINDS
5 - 15
KNOTS

TONIGHT

N
WINDS
5 - 10
KNOTS

THURSDAY

VARIABLE
WINDS
BECOMING
WEST

THURSDAY NIGHT

SW
WINDS
5 - 10
KNOTS

The Marine Weather Forecast In Detail:
LEZ041 Forecast Issued: 1003 AM EDT Wed May 06 2026

Rest Of Today...Northwest Winds 5 To 15 Knots Becoming West. A Chance Of Showers Late This Morning. Waves 2 Feet Or Less.
Tonight...North Winds 5 To 10 Knots Becoming Light And Variable. Partly To Mostly Cloudy. Waves 2 Feet Or Less.
Thursday...Light And Variable Winds Becoming West 5 To 10 Knots. Mostly Sunny. Waves 1 Foot Or Less.
Thursday Night...Southwest Winds 5 To 10 Knots. Partly Cloudy. Waves Around 1 Foot.
Friday...Southwest Winds 5 To 10 Knots. Showers Likely Friday Night. Waves 2 Feet Or Less.
Saturday...Southwest Winds 5 To 10 Knots. Showers Likely During The Day, Then A Chance Of Showers Saturday Night. Waves 2 Feet Or Less.
Sunday...Southwest Winds 10 Knots Or Less Becoming Northwest. Showers Likely. Waves 1 Foot Or Less.
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Area Forecast Discussion
National Weather Service Buffalo NY
207am EDT Wednesday May 6 2026

.WHAT HAS CHANGED... No significant changes have been made with this update.

.KEY MESSAGES... 1) A soaking rainfall continues this morning.

2) Pattern becomes cool through late week and active through at least the weekend.

3) Frost possible Thursday night.

KEY MESSAGE 1...A soaking rainfall continues this morning.

A wave of low pressure over the Ohio Valley will ride along a nearly stationary frontal boundary in place across the region this morning. An influx of moisture moving along the front will maintain steady rain across the region this morning. The front and rain will shift east as the wave of low pressure tracks northeast and as a trough pushes into the region. Rain will taper off from west to east with nearly all the rain east of the area by early afternoon. With the front stalled the longest from the Western Southern Tier to the Finger Lakes and to the North Country, these areas will have the greatest rainfall amounts of 1.00-1.50", with some areas close to 2.00" possible. Lower rainfall amounts below 1.00" will be possible for areas of the Niagara Frontier, closer to Lake Ontario. Due to the saturated ground, rainfall amounts may produce areas of ponding or localized flooding in flood prone areas. Rivers and creeks will see rises through Friday, however most are expected to stay well below action stages.

KEY MESSAGE 2...Pattern becomes cool through late week and active through at least the weekend.

Cooler temperatures are expected through the end of the work week and periods of showers will be possible at times through at least the weekend. A large trough will remain over the eastern third of North America with several shortwaves tracking across the region, increasing the potential for showers at times. Temperatures Wednesday through Friday will be well below normal with highs only in the upper 40s to mid 50s. A more significant wave is expected to cross the region Friday night into Saturday morning, with a period of more widespread rain during this time. The passage of a cold front will bring additional showers Sunday.

KEY MESSAGE 3...Frost possible Thursday night.

The coldest temperatures within this cooler pattern are expected Thursday night. Overnight low temperatures Thursday night likely drop into the 30s. There is the potential for frost, though this will be highly dependent on the amount of cloud cover in place and the resulting radiational cooling.

Marine
Quiet conditions are expected on the lower Great Lakes through Wednesday night. Southwest winds will freshen Thursday and Friday, creating choppy conditions. At this time, conditions look under small craft thresholds.

NOAA Buffalo NY Office: Watches - Warnings - Advisories
NY...None.

Marine
None.

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