Byron, MN Weather Forecast & Current Conditions

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Byron Weather Map
UTC Time: 9/14/2026, 12:21
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Aeronautical Observation: Automated synoptic observations via NWS Gateway.
Auto-refresh in: 5:02

Byron, MN Regional Weather

Expires:202609141300;;436396
ASUS43 KMPX 141210
RWRMN 
WEATHER ROUNDUP FOR MINNESOTA
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
700 AM CDT MON SEP 14 2026


NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO
SIGNIFICANT WEATHER AND/OR OBSTRUCTIONS TO VISIBILITY. N/A MEANS
CURRENT SKY AND/OR WEATHER CONDITIONS ARE NOT AVAILABLE.


MNZ078>079-086>088-094>096-141300-
   Southeast Minnesota   
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
ROCHESTER      MOCLDY    49  45  86 SE10      30.19R                  
6HR MIN TEMP:  45; 6HR MAX TEMP:  50;                                

RED WING       CLEAR     50  45  81 E3        30.18R                  
STANTON        CLEAR     55  46  72 SE10      30.17R                  
DODGE CENTER   MOCLDY    49  47  93 SE9       30.18R                  
WINONA         FOG       50  48  93 SE5       30.23R VSB 1            
PRESTON        PTCLDY    50  48  93 SE6       30.21R                  
$$
ABBREVIATIONS USED IN REMARKS
   TC - TEMPERATURES IN CELSIUS
  WCI - WIND CHILL INDEX
   HX - HEAT INDEX
  VSB - VISIBILITY 
$$
  

SKY/WX - Weather  TMP - Temperature  DP - Dew Point  RH - Humidity
WIND - Wind Direction/Speed PRES - Barometric Pressure VSB - Visibility
WCI - Wind Chill Index E13G22 Wind - East Wind 13 mph/Gusts of 22 mph

Byron, MN

Today
Thunderstorms
65°/ 60° 18°/ 16°
90%
Tuesday
Sunny
68°/ 48° 20°/
0%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
70%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
40%
Fri-Fri Night
Thunderstorms
72°22°
70%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
40%

Day: Partly sunny with a slight chance of showers this morning, then cloudy with showers with a chance of thunderstorms this afternoon. Highs in the mid 60s. Southeast winds 10 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy with a chance of thunderstorms. Showers in the evening, then a chance of showers after midnight. Not as cool. More humid with lows around 60. South winds 15 to 20 mph, becoming southwest 10 to 20 mph after midnight. Gusts up to 35 mph. Chance of rain 90 percent.

Dodge Center, MN

Today
Thunderstorms
65°/ 58° 18°/ 14°
90%
Tuesday
Sunny
68°/ 48° 20°/
0%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Thunderstorms
70°/ 58° 21°/ 14°
80%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
40%

Day: Partly sunny with a chance of rain showers with a slight chance of thunderstorms this morning, then cloudy with rain showers with a chance of thunderstorms this afternoon. Breezy with highs in the mid 60s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy with a chance of thunderstorms. Showers in the evening, then a chance of showers after midnight. Warmer. More humid with lows in the upper 50s. South winds 15 to 20 mph with gusts up to 35 mph, becoming southwest 10 to 15 mph after midnight. Chance of rain 90 percent.

Red Wing, MN

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Sunny
70°/ 48° 21°/
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
40%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
80%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%

Day: Breezy. Mostly sunny early in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms late in the morning. Rain showers and chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 60s. Southeast winds 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation near 100 percent.

Night: Breezy, warmer. Mostly cloudy. Rain showers and chance of thunderstorms in the evening, then chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 25 mph becoming southwest 5 to 15 mph after midnight. Chance of precipitation 90 percent.

Wabasha, MN

Today
Thunderstorms
68°/ 58° 20°/ 14°
90%
Tuesday
Sunny
72°/ 48° 22°/
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
40%
Fri-Fri Night
Thunderstorms
72°22°
70%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
40%

Day: Partly sunny with a slight chance of showers this morning, then cloudy with showers with a chance of thunderstorms this afternoon. Locally heavy rainfall possible this afternoon. Highs in the upper 60s. Temperature falling to around 60 this afternoon. Southeast winds 10 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Night: Mostly cloudy with a chance of thunderstorms. Showers in the evening, then a chance of showers after midnight. Not as cool. More humid with lows in the upper 50s. South winds 15 to 20 mph, becoming southwest 10 to 15 mph after midnight. Gusts up to 35 mph. Chance of rain 90 percent.

Austin, MN

Today
Thunderstorms
68°/ 60° 20°/ 16°
100%
Tuesday
Sunny
68°/ 50° 20°/ 10°
0%
Wednesday
Rain Showers
65°/ 60° 18°/ 16°
60%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
50%
Fri-Fri Night
Thunderstorms
72°22°
80%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
40%

Day: A chance of showers with a slight chance of thunderstorms this morning, then showers with a chance of thunderstorms this afternoon. Breezy with highs in the upper 60s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 100 percent.

Night: Cloudy. Showers and thunderstorms likely in the evening, then a chance of showers and thunderstorms after midnight. Breezy, warmer. More humid with lows around 60. South winds 15 to 25 mph with gusts up to 35 mph, becoming southwest 10 to 15 mph after midnight. Chance of rain 70 percent.

Owatonna, MN

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Partly Cloudy
68°/ 48° 20°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Thunderstorms
70°/ 58° 21°/ 14°
80%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
40%

Day: Breezy. Increasing clouds. Rain showers likely and slight chance of thunderstorms in the morning, then rain showers and chance of thunderstorms in the afternoon. Highs in the mid 60s. Southeast winds 15 to 25 mph. Chance of precipitation near 100 percent.

Night: Breezy, warmer, cloudy. Rain showers likely and chance of thunderstorms in the evening, then chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 25 mph becoming southwest 5 to 15 mph after midnight. Chance of precipitation 70 percent.

Preston, MN

Today
Thunderstorms
65°/ 62° 18°/ 17°
90%
Tuesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Wednesday
Rain Showers
65°/ 60° 18°/ 16°
70%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
50%
Friday
Thunderstorms
70°/ 58° 21°/ 14°
80%
Saturday
Rain Showers
68°/ 55° 20°/ 13°
50%

Day: Partly sunny with a slight chance of showers this morning, then cloudy with showers likely with a chance of thunderstorms this afternoon. Highs in the mid 60s. Southeast winds 10 to 20 mph with gusts up to 35 mph. Chance of rain 70 percent.

Night: A chance of thunderstorms. Showers, breezy and not as cool. More humid with lows in the lower 60s. South winds 15 to 25 mph with gusts up to 35 mph, becoming southwest 10 to 20 mph after midnight. Chance of rain 90 percent.

Winona, MN

Today
Thunderstorms
65°/ 60° 18°/ 16°
100%
Tuesday
Partly Cloudy
70°/ 50° 21°/ 10°
0%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
70%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
40%
Fri-Fri Night
Thunderstorms
72°22°
70%
Saturday
Rain Showers
70°21°
50%

Day: Mostly sunny this morning, then cloudy with showers with a chance of thunderstorms this afternoon. Highs in the mid 60s. Southeast winds 10 to 20 mph. Gusts up to 30 mph this afternoon. Chance of rain 80 percent.

Night: A chance of thunderstorms. Showers. Not as cool. More humid with lows around 60. South winds 10 to 20 mph with gusts up to 35 mph. Chance of rain 100 percent.

Faribault, MN

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Sunny
70°/ 48° 21°/
0%
Wednesday
Rain Showers
65°/ 52° 18°/ 11°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Thunderstorms
70°/ 55° 21°/ 13°
80%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
50%

Day: Breezy. Mostly sunny early in the morning, then rain showers likely and slight chance of thunderstorms late in the morning. Rain showers and chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 60s. Southeast winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation near 100 percent.

Night: Breezy, warmer. Mostly cloudy. Rain showers likely and chance of thunderstorms in the evening, then chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 25 mph becoming southwest 5 to 10 mph with gusts to around 25 mph after midnight. Chance of precipitation 70 percent.

Albert Lea, MN

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Sunny
68°/ 48° 20°/
0%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
60%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Thunderstorms
72°/ 58° 22°/ 14°
80%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
40%

Day: Breezy. Slight chance of rain showers early in the morning, then rain showers and chance of thunderstorms in the late morning and afternoon. Highs in the mid 60s. Southeast winds 15 to 25 mph with gusts to around 40 mph. Chance of precipitation near 100 percent.

Night: Breezy, warmer, cloudy. Rain showers likely and chance of thunderstorms in the evening, then chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 25 mph becoming west 5 to 10 mph with gusts to around 25 mph after midnight. Chance of precipitation 70 percent.

Durand, WI

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Sunny
72°/ 48° 22°/
0%
Wednesday
Partly Cloudy
68°/ 52° 20°/ 11°
50%
Thursday
Partly Cloudy
75°/ 55° 24°/ 13°
40%
Friday
Rain Showers
72°/ 55° 22°/ 13°
70%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
40%

Day: Mostly sunny early in the morning, then slight chance of rain showers late in the morning. Rain showers and chance of thunderstorms in the afternoon. Highs in the mid 60s. Southeast winds 5 to 10 mph with gusts to around 25 mph increasing to 15 to 20 mph with gusts to around 35 mph in the afternoon. Chance of precipitation near 100 percent.

Night: Warmer. Rain showers and chance of thunderstorms in the evening, then chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 20 mph shifting to the southwest 5 to 15 mph after midnight. Gusts up to 35 mph. Chance of precipitation near 100 percent.

Hastings, MN

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Sunny
70°/ 48° 21°/
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
40%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
40%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
70%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%

Day: Mostly sunny early in the morning, then mostly cloudy with chance of rain showers and slight chance of thunderstorms late in the morning. Rain showers and chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 60s. Southeast winds 5 to 15 mph increasing to 15 to 20 mph in the afternoon. Gusts up to 35 mph. Chance of precipitation near 100 percent.

Night: Mostly cloudy. Rain showers likely and chance of thunderstorms in the evening. Lows in the upper 50s. South winds 15 to 20 mph with gusts to around 35 mph shifting to the southwest 5 to 15 mph after midnight. Chance of precipitation 70 percent.

River Falls, WI

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Partly Cloudy
70°/ 45° 21°/
0%
Wednesday
Partly Cloudy
68°/ 52° 20°/ 11°
50%
Thursday
Partly Cloudy
72°/ 52° 22°/ 11°
40%
Friday
Rain Showers
72°/ 55° 22°/ 13°
70%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
50%

Day: Breezy. Increasing clouds. Chance of rain showers in the late morning and early afternoon. Chance of thunderstorms in the afternoon. Rain showers late in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 60s. Southeast winds 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Chance of precipitation near 100 percent.

Night: Warmer. Mostly cloudy. Rain showers and chance of thunderstorms in the evening, then chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 20 mph shifting to the southwest 5 to 15 mph after midnight. Gusts up to 35 mph. Chance of precipitation 90 percent.

Cresco, IA

Today
Thunderstorms
65°/ 62° 18°/ 17°
90%
Tuesday
Rain Showers
68°/ 52° 20°/ 11°
50%
Wednesday
Rain Showers
65°/ 60° 18°/ 16°
70%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
50%
Friday
Thunderstorms
72°/ 60° 22°/ 16°
80%
Saturday
Rain Showers
70°/ 55° 21°/ 13°
50%

Day: Mostly cloudy. A slight chance of showers this morning, then showers with a chance of thunderstorms this afternoon. Breezy with highs in the mid 60s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 80 percent.

Night: Showers with thunderstorms likely in the evening, then showers likely with a chance of thunderstorms after midnight. Breezy and not as cool with lows in the lower 60s. South winds 20 to 25 mph with gusts up to 35 mph, becoming southwest 10 to 15 mph after midnight. Chance of rain 90 percent.

Osage, IA

Today
Thunderstorms
68°/ 60° 20°/ 16°
100%
Tuesday
Mostly Cloudy
68°/ 50° 20°/ 10°
0%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
70%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
50%
Fri-Fri Night
Thunderstorms
72°22°
80%
Saturday
Rain Showers
72°/ 55° 22°/ 13°
50%

Day: A chance of showers with a slight chance of thunderstorms this morning, then showers with a chance of thunderstorms this afternoon. Breezy with highs in the upper 60s. Southeast winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 100 percent.

Night: Showers with thunderstorms likely in the evening, then showers likely with a chance of thunderstorms after midnight. Locally heavy rainfall possible in the evening. Warmer with lows around 60. South winds 15 to 20 mph with gusts up to 35 mph, becoming southwest 10 to 15 mph after midnight. Chance of rain 90 percent.

Alma, WI

Today
Thunderstorms
65°/ 58° 18°/ 14°
90%
Tuesday
Sunny
70°/ 48° 21°/
0%
Wednesday
Rain Showers
68°/ 55° 20°/ 13°
50%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
40%
Friday
Rain Showers
72°/ 58° 22°/ 14°
70%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%

Day: Patchy fog this morning. Mostly sunny this morning, then cloudy with rain showers with a chance of thunderstorms this afternoon. Highs in the mid 60s. Temperature falling to around 60 this afternoon. Southeast winds 10 to 15 mph. Gusts up to 30 mph this afternoon. Chance of rain 90 percent.

Night: A chance of thunderstorms. Showers. Not as cool. More humid with lows in the upper 50s. South winds 10 to 20 mph with gusts up to 35 mph. Chance of rain 90 percent.

Waseca, MN

Today
Thunderstorms
65°/ 58° 18°/ 14°
100%
Tuesday
Sunny
68°/ 48° 20°/
0%
Wednesday
Rain Showers
65°/ 55° 18°/ 13°
50%
Thursday
Mostly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Thunderstorms
72°/ 58° 22°/ 14°
80%
Saturday
Rain Showers
68°/ 52° 20°/ 11°
50%

Day: Breezy. Rain showers and chance of thunderstorms through the day. Highs in the mid 60s. Southeast winds 15 to 25 mph. Chance of precipitation near 100 percent.

Night: Breezy, cloudy. Rain showers likely and chance of thunderstorms in the evening, then chance of thunderstorms after midnight. Lows in the upper 50s. South winds 15 to 25 mph becoming southwest 5 to 10 mph after midnight. Chance of precipitation 70 percent.

Le Sueur, MN

Today
Thunderstorms
65°/ 55° 18°/ 13°
100%
Tuesday
Sunny
70°/ 48° 21°/
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
40%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
50%
Friday
Thunderstorms
72°/ 58° 22°/ 14°
70%
Saturday
Rain Showers
70°/ 52° 21°/ 11°
50%

Day: Breezy. Increasing clouds. Rain showers and chance of thunderstorms in the late morning and early afternoon. Rain showers likely and chance of thunderstorms late in the afternoon. Locally heavy rainfall possible early in the afternoon. Highs in the mid 60s. Southeast winds 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Chance of precipitation near 100 percent.

Night: Cloudy with rain showers likely and chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 50s. South winds 10 to 20 mph with gusts to around 35 mph shifting to the southwest 5 to 10 mph after midnight. Chance of precipitation 70 percent.

Shakopee, MN

Today
Thunderstorms
65°/ 55° 18°/ 13°
100%
Tuesday
Sunny
70°/ 48° 21°/
0%
Wednesday
Rain Showers
68°/ 52° 20°/ 11°
40%
Thursday
Partly Cloudy
72°/ 55° 22°/ 13°
40%
Friday
Thunderstorms
72°/ 55° 22°/ 13°
70%
Saturday
Rain Showers
72°/ 52° 22°/ 11°
50%

Day: Mostly sunny early in the morning, then rain showers likely and slight chance of thunderstorms late in the morning. Rain showers and chance of thunderstorms in the afternoon. Locally heavy rainfall possible in the afternoon. Highs in the mid 60s. Southeast winds 10 to 20 mph with gusts to around 35 mph. Chance of precipitation near 100 percent.

Night: Cloudy with rain showers likely and chance of thunderstorms in the evening, then partly cloudy after midnight. Lows in the mid 50s. South winds 15 to 20 mph with gusts to around 35 mph shifting to the southwest 5 to 15 mph after midnight. Chance of precipitation 70 percent.

Decorah, IA

Today
Thunderstorms
68°/ 62° 20°/ 17°
90%
Tuesday
Rain Showers
72°/ 52° 22°/ 11°
70%
Wednesday
Rain Showers
65°/ 58° 18°/ 14°
70%
Thursday
Mostly Cloudy
72°/ 58° 22°/ 14°
50%
Friday
Thunderstorms
72°/ 60° 22°/ 16°
80%
Saturday
Rain Showers
72°/ 55° 22°/ 13°
50%

Day: Partly sunny this morning, then cloudy with showers likely with a slight chance of thunderstorms this afternoon. Highs in the upper 60s. Southeast winds 10 to 20 mph. Gusts up to 30 mph this afternoon. Chance of rain 70 percent.

Night: A chance of thunderstorms. Showers. Not as cool with lows in the lower 60s. South winds 15 to 20 mph, becoming southwest 10 to 15 mph after midnight. Gusts up to 30 mph. Chance of rain 90 percent.

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