Byron US-14 Mile Post 200MN029
Beside a road/3.4 mi away/1,283 ft/77 ft above here
temp, pavement temp, wind, visibility, precip
Byron, Minnesota
City in Olmsted County, Minnesota* WHAT...Sub-freezing temperatures ranging from the mid-20s to lower 30s. * WHERE...Portions of north central and northeast Iowa, southeast Minnesota, and central, north central, southwest, and west central Wisconsin. * WHEN...From 1 AM to 9 AM CDT Saturday. * IMPACTS...Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Take steps now to protect tender plants from the cold.
37°
50°/41°
Clear·
Feels like 34°·Light air 4 mph WNW
Alert. A Freeze Warning is in force for Byron until 9 AM tomorrow. Read the alert in full, and see what it means in the Field Book.
Now. Byron is 37° and clear at 11 PM. The dew point is 30°, so the air feels dry and comfortable. Light air from the west-northwest at 4 mph.
Today and tonight. Tonight falls to about 33° by 4 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 72°, and the coolest tomorrow, near 55°. The days ahead look dry. The first freeze could come tomorrow, a low of 32°.
The sky now. The Moon is a waxing crescent, 35% lit, and stays below the horizon until dawn. The next full Moon is Sunday, Oct 25. Look for Saturn, bright in the south. 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 0 minutes long, 3 minutes shorter than yesterday.
0UV Low
18Air quality
79%Humidity
1%Cloud
Now
11:00 PM
37feels34
now, clear
Today
Oct 16
5041
59%
23mph
Sat
Oct 17
5532
17mph
Sun
Oct 18
6141
18mph
Mon
Oct 19
6341
mostly clear day
Tue
Oct 20
6644
overcast
Wed
Oct 21
6950
11%
Thu
Oct 22
7252
overcast
37°
50°41°
55°32°
61°41°
63°41°
66°44°
69°50°
72°52°
As of 11:00 PM in Byron, Minnesota.
Air quality
The air at Byron
Index 18, good, led by fine particles. Read at 11 PM from its reporting area, Rochester Area (MN), 10 miles off.
18Good
- Fine particles (PM2.5)18Good10 mi
- Ozone10Good2 ppb10 mi
The days ahead
Good each day through Wed Oct 21, led by fine particles. Yesterday measured 19, good.
GoodModerate
- 19YesterdayOct 15
- 23TodayOct 16
- 26SatOct 17
- GoodSunOct 18
- GoodMonOct 19
- GoodTueOct 20
- GoodWedOct 21
Smoke, the next 45 hours
No smoke near the ground through Sun 7 PM.
Precipitation
What has fallen at Byron
0.03 in in the last 24 hours, 0.87 in over the last 3 days, to Fri 10 PM. Measured by radar and rain gauges, as water.
- Last 24 hours
- 0.03in
- Last 3 days
- 0.87in
3 days agoLast 24 hours 3%
Visibility
How far you can see at Byron, the next 45 hours
Visibility stays 10 miles or more through Sun 7 PM.
F
Now, today, and the week
On the radar over Byron, MinnesotaReflectivityStorm topsRain rateRain, last 24 hoursForecast temperatureForecast rain totalEvery picture
Weather instrument stations by state
What is measuring near here
The 6 instruments nearest Byron, how far away each one is, how high it stands, and what kind of measurement it makes. The nearest is 0.4 miles away.
measured now4 instruments
Rank1,422of 2,026
Citizen station GW7384GW7384
In a volunteer observer's own ground/6.7 mi away/1,105 ft/101 ft below here
temp, humidity, wind, precip, pressure
At an airfield/8.0 mi away/1,165 ft/41 ft below here
temp, wind, gust, visibility, precip, pressure
South Fork Zumbro River At Rochester05372995
At a river or reservoir gauge/8.9 mi away/952 ft/254 ft below here
temp, wind, gust, humidity, pressure
measured daily2 instruments
Byron 0.4 SSEMN-OL-101
In a volunteer observer's own ground/0.4 mi away/1,224 ft/18 ft above here
precip, snowfall, snow depth
Rochester AP 2NERSRM5
At a cooperative observer's station/11.0 mi away/1,243 ft/37 ft above here
snowfall, snow depth, precip, high, low
Station report
The weather at Rochester / St Mary, drawn
The nearest airport reporting now, 8.0 mi from Byron, Minnesota. From its report of Oct 16, 2026, 11:15 PM local time: 3 of its 6 sheets.
What the snow tracker reads here
Every instrument in this state
0in
Snow on the ground
Measured at Rochester AP 2NE (RSRM5), 11.0 miles from here, read 16 Oct, 07:00. measured daily
Elsewhere in Minnesota
22 places, each with its own forecast and its own instruments.
Afton Alpsski areaBemidjicityBoundary WatersfeatureBrainerdcityBuck Hillski areaDuluthcityElycityGiants Ridgeski areaGrand MaraiscityHibbingcityInternational FallscityLutsen Mountainsski areaMinneapoliscityMoorheadcityNorth ShorefeatureRochestercitySaint PaulcitySpirit Mountainski areaSt CloudcityTwo HarborscityWelch Villageski areaWild Mountainski area
Near Byron
The nearest places, each with its own forecast and the instruments nearest it.
- Kassoncity, 5 mi
- Mantorvillecity, 6 mi
- Rochestercity, 9 mi
- Oronococity, 10 mi
- Dodge Centercity, 11 mi
- Pine Islandcity, 11 mi
- High Forestcommunity, 14 mi
- Hayfieldcity, 14 mi
- Stewartvillecity, 15 mi
- West Concordcity, 15 mi
- Marioncommunity, 15 mi
- Mazeppacity, 17 mi