Milwaukee Southwest - I-894 @ I-43WI018
Beside a road/1.8 mi away/745 ft/43 ft below here
temp, pavement temp, wind, visibility, precip
Alert. A Frost Advisory is in force for Hales Corners until 9 AM tomorrow. Read the alert in full, and see what it means in the Field Book.
Now. Hales Corners is 54° and overcast at 1 AM. The dew point is 50°, so the air feels dry and comfortable. Gentle breeze from the west-northwest at 11 mph, gusting to 35 mph.
Today and tonight. The warmest of the day has passed; it cools to about 46° by 8 PM. Tonight falls to about 34° by 7 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots. No rain is expected for the rest of the day.
The week. The warmest day ahead is Thursday, near 69°, and the coolest tomorrow, near 56°. The days ahead look dry. Frost is possible tomorrow morning, a low of 34°.
The sky tonight. The sun sets at 6:08 PM. The Moon is a waxing crescent, 33% lit, and sets at 9:55 PM. The next full Moon is Sunday, Oct 25. After dark, look for Saturn, bright in the east-southeast. A planet shines with a steady light where the stars around it twinkle. The Orionids meteor shower is active, peaking around Oct 21: at its peak, up to about 20 meteors an hour can be seen from a dark site. The sky is forecast to stay clear: a good night to look up. The day is 11 hours 2 minutes long, 2 minutes shorter than yesterday.
As of 1:00 AM in Hales Corners, Wisconsin.
Air quality
Index 16, good, led by ozone. Read at 1 AM from its reporting area, Milwaukee-Ozaukee (WI), 18 miles off.
Good each day through Sat Oct 17, led by ozone. Yesterday measured 19, good.
No smoke near the ground through Sat 7 PM.
Precipitation
0.43 in in the last 24 hours, 0.46 in over the last 3 days, to Fri 12 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 8 miles or more through Sat 7 PM, lowest 8 miles Fri 1 AM.
F
Now, today, and the week
On the radar over Hales Corners, WisconsinReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
The 6 instruments nearest Hales Corners, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.7 miles away.
measured now4 instruments
Milwaukee Southwest - I-894 @ I-43WI018
Beside a road/1.8 mi away/745 ft/43 ft below here
temp, pavement temp, wind, visibility, precip
Citizen station FW1210FW1210
In a volunteer observer's own ground/2.2 mi away/813 ft/25 ft above here
temp, humidity, wind, precip, pressure
West AllisWETW3
At a river or reservoir gauge/5.8 mi away/738 ft/50 ft below here
temp, wind, gust, humidity, pressure
MilwaukeeMKE
At an airfield/7.7 mi away/669 ft/119 ft below here
temp, wind, gust, visibility, precip, pressure
measured daily2 instruments
Hales Corners 0.7 SEWI-MW-33
In a volunteer observer's own ground/0.7 mi away/788 ft/level with here
precip, snowfall, snow depth
Sw-Whitnal ParkWPKW3
At a cooperative observer's station/1.9 mi away/791 ft/3 ft above here
snowfall, snow depth, precip, high, low
Station report
The nearest airport reporting now, 7.7 mi from Hales Corners, Wisconsin. From its report of Oct 16, 2026, 12:52 AM local time: 3 of its 6 sheets.
Broken at 1,800 ft, overcast at 2,300 ft; the ceiling is 1,800 ft; visibility 10 mi or more.
56.0 F with a dew point of 50.0 F, 80 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,400 ft up; the lowest cloud reported is at 1,800 ft.
From the west northwest (300 degrees) at 24 mph, gusting 35 mph: force 5, a fresh breeze on the Beaufort scale. The strongest gust today was 35 mph.
The full report of Milwaukee, in 6 sheets, each beside the Field Book plates that explain it
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Snow on the ground
19 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.