Marine Weather and Tide Forecast for North Riverside, IL
![]() | Sunrise 5:25 AM Sunset 8:10 PM Moonrise 1:27 AM Moonset 11:21 AM |
LMZ741 Expires:202505200330;;805741 Fzus53 Klot 191953 Nshlot
nearshore marine forecast national weather service chicago/romeoville il 253 pm cdt Mon may 19 2025
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the waves, along with the average height of the highest 10 percent of the waves which will occasionally be encountered.
lmz740>742-200330- winthrop harbor to wilmette harbor il- wilmette harbor to northerly island il- northerly island to calumet harbor il- 253 pm cdt Mon may 19 2025
.small craft advisory in effect through Thursday afternoon - .
Tonight - Northeast winds 15 to 25 kt becoming and increasing to 30 kt. Occasional 35 kt gales possible toward morning. Showers becoming likely with a slight chance of a Thunderstorms after midnight. Waves 3 to 5 ft building to 6 to 9 ft occasionally to 12 ft.
Tuesday - East winds to 30 kt with occasional 35 kt gales. Rain and a slight chance of Thunderstorms. Waves 7 to 10 ft occasionally to 13 ft.
Tuesday night - East winds to 30 kt diminishing to 15 to 25 kt. Rain and a chance of Thunderstorms in the evening, then showers likely overnight. Waves 6 to 9 ft occasionally to 12 ft subsiding to 4 to 7 ft occasionally to 9 ft.
Wednesday - Northeast winds 10 to 20 kt becoming northwest in the afternoon. Showers likely. Waves 3 to 6 ft occasionally to 8 ft.
nearshore marine forecast national weather service chicago/romeoville il 253 pm cdt Mon may 19 2025
for waters within five nautical miles of shore on lake michigan
waves are provided as a range of significant wave heights, which is the average of the highest 1/3 of the waves, along with the average height of the highest 10 percent of the waves which will occasionally be encountered.
lmz740>742-200330- winthrop harbor to wilmette harbor il- wilmette harbor to northerly island il- northerly island to calumet harbor il- 253 pm cdt Mon may 19 2025
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7 Day Forecast for Marine Location Near North Riverside, IL

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Area Discussion for Chicago, IL
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Stations | Dist | Age | Wind | Air | Water | Waves | inHg | DewPt |
CNII2 | 11 mi | 74 min | N 9.9G | 46°F | 41°F | |||
OKSI2 | 12 mi | 119 min | NE 8.9G | 47°F | ||||
CHII2 - Chicago, IL | 14 mi | 39 min | NNE 23G | 48°F | 48°F | |||
CMTI2 - 9087044 - Calumet, IL | 17 mi | 59 min | N 7G | 46°F | 30.02 | 44°F | ||
WHRI2 - Waukegan Harbor, IL | 36 mi | 119 min | NNE 8.9G | 42°F | ||||
BHRI3 - Burns Harbor, IN | 38 mi | 79 min | NE 7G | 46°F | 30.06 | |||
MCYI3 - Michigan City, IN | 49 mi | 39 min | NNE 15G | 48°F | 30.00 | 48°F |
Wind History for Calumet Harbor, IL
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Airport Reports
Airport | Dist | Age | Wind kt | Vis | Sky | Weather | Air | DewPt | RH | inHg |
KMDW CHICAGO MIDWAY INTL,IL | 5 sm | 5 min | NE 12 | 10 sm | Overcast | 52°F | 41°F | 67% | 30.01 | |
KORD CHICAGO O'HARE INTL,IL | 10 sm | 7 min | NE 14 | 10 sm | Overcast | 50°F | 41°F | 71% | 30.00 | |
KPWK CHICAGO EXECUTIVE,IL | 19 sm | 6 min | NE 14G23 | 10 sm | Clear | 48°F | 41°F | 76% | 30.03 | |
KLOT LEWIS UNIVERSITY,IL | 22 sm | 13 min | ENE 13G20 | 10 sm | Clear | 57°F | 43°F | 59% | 29.97 | |
KDPA DUPAGE,IL | 23 sm | 6 min | NE 16G22 | 10 sm | Clear | 54°F | 39°F | 58% | 29.98 |
Link to 1 hour of 5 minute data for KMDW
Terminal Aerodrome Forecast (TAF) for KMDW
Wind History Graph: MDW
(wind in knots)GEOS Local Image of Midwest
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Chicago, IL,

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