Beside a road/15.2 mi away/1,329 ft/54 ft above here
temp, pavement temp, wind, visibility, precip
Alert. A Freeze Warning is in force for Peterson until 9 AM tomorrow. Read the alert in full, and see what it means in the Field Book.
Now. Peterson is 44° and overcast at 2 AM. With the wind it feels like 37°. The dew point is 39°, so the air feels dry and comfortable. Moderate breeze from the northwest at 15 mph, gusting to 25 mph.
Today and tonight. It warms to about 49° by 3 PM. Tonight falls to about 31° by 4 AM, under a mostly clear sky. A freeze: protect plants and pipes. No rain is expected for the rest of the day.
The week. The warmest day ahead is Wednesday, near 74°, and the coolest tomorrow, near 57°. The days ahead look dry. The first freeze could come tomorrow, a low of 29°.
The sky tonight. The sun sets at 6:37 PM. The Moon is a waxing crescent, 33% lit, and sets at 10:25 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 2:00 AM in Peterson, Iowa.
Air quality
Index 20, good, led by ozone. Read at 1 AM from its reporting area, Sioux City (IA), 59 miles off.
No smoke near the ground through Sat 7 PM.
Precipitation
0.85 in in the last 24 hours, 0.93 in over the last 3 days, to Fri 1 AM. Measured by radar and rain gauges, as water.
Visibility
Visibility stays 8 miles or more through Sat 7 PM, lowest 9 miles Sat 3 AM.
F
Now, today, and the week
On the radar over Peterson, IowaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
The 6 instruments nearest Peterson, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 1.1 miles away.
measured now4 instruments
Beside a road/15.2 mi away/1,329 ft/54 ft above here
temp, pavement temp, wind, visibility, precip
CherokeeCKP
At an airfield/16.9 mi away/1,226 ft/49 ft below here
temp, wind, gust, visibility, precip, pressure
Citizen station EW7617EW7617
In a volunteer observer's own ground/21.1 mi away/1,465 ft/190 ft above here
temp, humidity, wind, precip, pressure
Shagbark Hills ScanSHAI4
At a river or reservoir gauge/39.9 mi away/1,400 ft/125 ft above here
temp, wind, gust, humidity, pressure
measured daily2 instruments
PetersonPTRI4
At a cooperative observer's station/1.1 mi away/1,368 ft/93 ft above here
snowfall, snow depth, precip, high, low
Sutherland 0.5 NEIA-OB-1
In a volunteer observer's own ground/8.5 mi away/1,412 ft/137 ft above here
precip, snowfall, snow depth
Station report
The nearest airport reporting now, 16.9 mi from Peterson, Iowa. From its report of Oct 16, 2026, 1:55 AM local time: 3 of its 6 sheets.
Broken at 3,300 ft, overcast at 3,800 ft; the ceiling is 3,300 ft; visibility 10 mi or more.
46.4 F with a dew point of 39.2 F, 76 per cent relative humidity. Air lifted from the station would cool to its dew point, where cloud forms, about 1,700 ft up; the lowest cloud reported is at 3,300 ft.
From the northwest (320 degrees) at 14 mph, gusting 22 mph: force 4, a moderate breeze on the Beaufort scale. The strongest gust today was 23 mph.
The full report of Cherokee, in 6 sheets, each beside the Field Book plates that explain it
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Snow on the ground
15 places, each with its own forecast and its own instruments.
The nearest places, each with its own forecast and the instruments nearest it.