![]() Outside of any occasional tufts of high cirrus, conditions look mainly sunny and quite pleasant on Wednesday and Thursday with inland highs in the upper 70s/near 80, with upper 60/near 70 degree readings along the immediate lakeshore. Current thinking is that dewpoints will be pretty aggressively mixed out on Wednesday and Thursday afternoons, yielding another period of very low afternoon RHs. PWATs are advertised to fall under a half inch, and even locally lower-just about as low as you can go from a total column moisture standpoint this time of year. Maintained slight chance pops for now given the uncertainty.Īn even drier airmass will spread across the region in the wake of Tuesday's front, with a reinforcing boundary and lake breeze set to surge across the forecast area through Wednesday afternoon. Overall coverage seems to be in the isolated range for most of the area, perhaps dry across northwest IN. Quite a bit of uncertainty for coverage which varies from the models with the 15z RAP quite robust with activity, across northwest IL. ![]() Precip chances will begin to increase across the northern cwa by daybreak Tuesday morning and then continue through the day, slowly shifting west/southwest and away from the Chicago metro area by mid/late afternoon and then eventually just across the southwest cwa Tuesday night. Confidence for haze trends tonight are quite low and maintained haze mention for now. Not many surface observations of haze due to smoke locally, though still quite a few haze reports to our east. Lows tonight should be warmer than last night especially with increasing cloud cover later tonight, generally upper 50s/lower 60s. ![]() Primary forecast concern is precipitation/thunder chances Tuesday.Īs the clouds have shifted south early this afternoon, temps have rebounded into the lower 80s away from the lake and a few mid 80s will be possible in the next few hours. Waves 2 to 4 ft.Īrea Discussion for - Chicago, IL (on/off) Help NOTE: mouseover dotted underlined text for definitionĪrea Forecast Discussion National Weather Service Chicago/Romeoville, IL 251 PM CDT Mon Jun 5 2023 Wednesday.Northeast winds 10 to 20 kt becoming north in the afternoon. Waves 1 ft or less building to 2 to 4 ft. Slight chance of showers and Thunderstorms in the morning. Tuesday.North winds 5 to 10 kt increasing to 10 to 20 kt. Tonight.Northeast winds 5 to 10 kt becoming north late. Lmz740>742-060300- winthrop harbor to wilmette harbor- wilmette harbor to northerly island- northerly island to calumet harbor- 241 pm cdt Mon jun 5 2023 ![]() 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. Nearshore marine forecast national weather service chicago/romeoville il 241 pm cdt Mon jun 5 2023įor waters within five nautical miles of shore on lake michigan September and October will be warmer and rainier than normal, on average.įree 2-Month Weather Forecast June 2023 Long Range Weather Forecast for Lower Lakes DatesĪ few t-storms east, heavy rain west warm The hottest periods will be in mid-July and early and late August. Rainfall will be below normal in the east and near normal in the west. April will be cooler than normal, while May will be warmer. The snowiest periods will be in late November to early December and early to mid-January. Both precipitation and snowfall will be above normal. Winter will be colder than normal, with the coldest temperatures in early December and late January to mid-February. Enter Your Location Annual Weather Summary
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