Marine Weather and Tide Forecast for Ashland, WI
 | Sunrise 5:26 AM Sunset 8:42 PM Moonrise 12:54 AM Moonset 10:20 AM |
LSZ121 /o.con.kdlh.ma.w.0005.000000t0000z-250516t0000z/ 633 Pm Cdt Thu May 15 2025
.a special marine warning remains in effect until 700 pm cdt - .
for the following areas - . Chequamegon bay-bayfield to oak point wi - . Lake superior west of a line from saxon harbor wi to grand portage mn beyond 5nm - . Oak point to saxon harbor wi - . Outer apostle islands beyond 5 nm from mainland - . Port wing to sand island wi - . Sand island to bayfield wi - . Silver bay harbor to two harbors mn - . Taconite harbor to silver bay harbor mn - .
at 632 pm cdt, severe Thunderstorms capable of producing waterspouts were located along a line extending from split rock lighthouse to 13 nm east of oak point, moving northeast at 45 knots.
hazard - .waterspouts, wind gusts 34 knots or greater, and small hail.
source - .radar indicated.
impact - .waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves.
locations impacted include - . Ironwood island, basswood island, sand island, stockton island, madeline island, twin points safe harbor, devils island, beaver bay, cat island, manitou island, north twin island, meyers beach, york island, split rock lighthouse, eagle island, apostle islands national lake shore, la pointe, outer island, michigan island, and rocky island.
precautionary/preparedness actions - .
a tornado watch remains in effect until 800 pm cdt for northwestern wisconsin.
move to safe harbor until hazardous weather passes.
Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. SEek safe harbor immediately.
&&
lat - .lon 4674 9091 4677 9091 4687 9080 4690 9080 4693 9085 4692 9095 4684 9111 4714 9150 4715 9150 4735 9124 4727 9059 4700 9022 4666 9044 4659 9044 time - .mot - .loc 2332z 203deg 44kt 4723 9136 4663 9044
waterspout - .possible hail - .<.75in wind - .>34kts
for the following areas - . Chequamegon bay-bayfield to oak point wi - . Lake superior west of a line from saxon harbor wi to grand portage mn beyond 5nm - . Oak point to saxon harbor wi - . Outer apostle islands beyond 5 nm from mainland - . Port wing to sand island wi - . Sand island to bayfield wi - . Silver bay harbor to two harbors mn - . Taconite harbor to silver bay harbor mn - .
at 632 pm cdt, severe Thunderstorms capable of producing waterspouts were located along a line extending from split rock lighthouse to 13 nm east of oak point, moving northeast at 45 knots.
hazard - .waterspouts, wind gusts 34 knots or greater, and small hail.
source - .radar indicated.
impact - .waterspouts can easily overturn boats and create locally hazardous seas. Small craft could be damaged in briefly higher winds and suddenly higher waves.
locations impacted include - . Ironwood island, basswood island, sand island, stockton island, madeline island, twin points safe harbor, devils island, beaver bay, cat island, manitou island, north twin island, meyers beach, york island, split rock lighthouse, eagle island, apostle islands national lake shore, la pointe, outer island, michigan island, and rocky island.
precautionary/preparedness actions - .
a tornado watch remains in effect until 800 pm cdt for northwestern wisconsin.
move to safe harbor until hazardous weather passes.
Thunderstorms can produce sudden waterspouts. Waterspouts can easily overturn boats and create locally hazardous seas. SEek safe harbor immediately.
&&
lat - .lon 4674 9091 4677 9091 4687 9080 4690 9080 4693 9085 4692 9095 4684 9111 4714 9150 4715 9150 4735 9124 4727 9059 4700 9022 4666 9044 4659 9044 time - .mot - .loc 2332z 203deg 44kt 4723 9136 4663 9044
waterspout - .possible hail - .<.75in wind - .>34kts
LSZ100
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7 Day Forecast for Marine Location Near Ashland, WI
| Stations | Dist | Age | Wind | Air | Water | Waves | inHg | DewPt |
| PNGW3 - Port Wing, WI | 30 mi | 50 min | NE 27G | 40°F | 30.17 | |||
| DISW3 - Devils Island, WI | 36 mi | 90 min | NE 31G | 36°F | 30.25 | 31°F | ||
| 45219 | 49 mi | 50 min | ENE 21 | 37°F | 37°F | 30.24 | 32°F |
Wind History for Duluth, MN
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Link to 1 hour of 5 minute data for KASX
Terminal Aerodrome Forecast (TAF) for KASX
Wind History Graph: ASX
(wind in knots)
GEOS Local Image of Upper Mississippi Valley
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Duluth, MN,
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