Mississippi River AT Alma Dam 4ALMW3
At a dam/13.7 mi away/738 ft/18 ft above here
temp, wind, gust, humidity, pressure
Alert. A Freeze Warning is in force for Pepin until 9 AM tomorrow. Read the alert in full, and see what it means in the Field Book. Rain is likely this morning, from about 5 AM, the chance peaking at 61% around 6 AM.
Now. Pepin is 45° and mostly cloudy at 1 AM. With the wind it feels like 40°. The dew point is 42°, so the air feels dry and comfortable. Gentle breeze from the west-northwest at 11 mph, gusting to 21 mph.
Today and tonight. It warms to about 50° by 3 PM. Tonight falls to about 33° by 7 AM, under a mostly clear sky. Frost can form on the ground in sheltered spots.
The week. The warmest day ahead is Thursday, near 72°, and the coolest tomorrow, near 57°. The days ahead look dry. The first freeze could come tomorrow, a low of 32°.
The sky tonight. The sun sets at 6:23 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:05 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 10 hours 59 minutes long, 3 minutes shorter than yesterday.
As of 1:00 AM in Pepin, Wisconsin.
Air quality
Index 18, good, led by ozone. Read at 1 AM from its reporting area, Mississippi River Valley (MN), 30 miles off.
Good each day through Sun Oct 18, led by ozone.
No smoke near the ground through Sat 7 PM.
Precipitation
1.15 in in the last 24 hours, and none in the 2 days before, to Fri 12 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 4 miles or more through Sat 7 PM, lowest 4 miles Fri 7 AM.
F
Now, today, and the week
On the radar over Pepin, WisconsinReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
The 6 instruments nearest Pepin, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.3 miles away.
measured now4 instruments
Mississippi River AT Alma Dam 4ALMW3
At a dam/13.7 mi away/738 ft/18 ft above here
temp, wind, gust, humidity, pressure
Menomonie WILUM
At an airfield/34.0 mi away/896 ft/176 ft above here
temp, wind, gust, visibility, precip, pressure
Citizen station FW9093FW9093
In a volunteer observer's own ground/36.2 mi away/958 ft/238 ft above here
temp, humidity, wind, precip, pressure
Arcadia - STH 93ACDW3
Beside a road/37.5 mi away/1,241 ft/521 ft above here
temp, pavement temp, wind, visibility, precip
measured daily2 instruments
Pepin 0.3 ENEWI-PP-15
In a volunteer observer's own ground/0.3 mi away/723 ft/3 ft above here
precip, snowfall, snow depth
Station report
The nearest airport reporting now, 34.0 mi from Pepin, Wisconsin. From its report of Oct 16, 2026, 1:15 AM local time: 3 of its 6 sheets.
Overcast at 1,100 ft; the ceiling is 1,100 ft; visibility 10 mi or more.
46.0 F with a dew point of 46.0 F, 100 per cent relative humidity. The air is saturated at the ground; the lowest cloud reported is at 1,100 ft.
From the west (280 degrees) at 16 mph, gusting 23 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 23 mph.
The full report of Menomonie WI, in 6 sheets, each beside the Field Book plates that explain it
0in
Snow on the ground
Measured at Mississippi River AT Alma Dam 4 (ALMW3), 13.7 miles from here, read 15 Oct, 08:00. measured daily
19 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.