Observed 1:15 PM EDT at KOZW

Byron, MI weather

Sunny and 61°16°, 10°6° warmer than a typical Oct 24, jacket by 8 PM.

Forecasts agree

Now 61°16°

Sunny

Wind: 7 mph11 km/h; From the east. 35–7 mph11 km/h through 1 AM
Dew point: 46°8°; Comfortable
UV index: 3Moderate; Moderate until 4 PM
Air quality: 43Good; PM2.5 (fine particles) · tomorrow moderate
Pressure: 30.46 inHg1031 hPa; Falling · −0.06 inHg−2.1 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

4°2° warmer than this time yesterday (57°14° then, 61°16° now)

Good hours for

High 66°19° today at 4 PM
Fog tomorrow 4–9 AM
Low 43°6° tonight at 5 AM
Above 60°16° tomorrow by noon

This afternoonNear 65°18° · Clear
TonightDown to 43°6° by 5 AM · Clear
Tomorrow morningUp to 58°14° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 69°21° by 3 PM · Mostly cloudy
Tomorrow nightDown to 47°8° by 5 AM · Mostly cloudy
Monday morningUp to 57°14° by 11 AM · Mostly cloudy

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 1p	Sunny	63°17° (likely 59°15° to 63°17°)	63°17°	0%	3 mph5 km/h from SSE, gusts 8 mph12 km/h	59%	3%	3
Sat 2p	Sunny	64°18° (likely 62°17° to 64°18°)	64°18°	0%	5 mph8 km/h from SSE, gusts 6 mph10 km/h	53%	13%	3
Sat 3p	Sunny	65°18° (likely 64°18° to 65°18°)	65°18°	0%	5 mph8 km/h from SSE, gusts 7 mph11 km/h	51%	4%	3
Sat 4p	Sunny	66°19° (likely 64°18° to 66°19°)	66°19°	0%	3 mph5 km/h from SSE, gusts 7 mph11 km/h	49%	20%	2
Sat 5p	Sunny	66°19° (likely 63°17° to 66°19°)	66°19°	0%	5 mph8 km/h from SSE, gusts 7 mph11 km/h	47%	29%	1
Sat 6p	Cloudy	64°18° (likely 59°15° to 64°18°)	64°18°	0%	3 mph5 km/h from SSE, gusts 7 mph11 km/h	52%	58%	0
Sat 7p	Mostly clear	60°16° (likely 54°12° to 60°16°)	60°16°	0%	5 mph8 km/h from SSE, gusts 6 mph9 km/h	60%	26%	0
Sat 8p	Partly cloudy	54°12° (likely 51°11° to 54°12°)	54°12°	0%	5 mph8 km/h from SSE, gusts 7 mph12 km/h	73%	17%	0
Sat 9p	Clear	51°11° (likely 48°9° to 51°11°)	51°11°	0%	5 mph8 km/h from SSE, gusts 10 mph15 km/h	80%	8%	0
Sat 10p	Clear	50°10° (likely 47°8° to 50°10°)	48°9°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	85%	9%	0
Sat 11p	Clear	49°9° (likely 46°8° to 49°9°)	47°8°	0%	5 mph8 km/h from S, gusts 10 mph17 km/h	88%	2%	0
Sun 12a	Clear	47°8° (likely 45°7° to 48°9°)	45°7°	0%	5 mph8 km/h from S, gusts 11 mph17 km/h	90%	5%	0
Sun 1a	Clear	46°8° (likely 43°6° to 47°8°)	44°7°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	93%	3%	0
Sun 2a	Clear	45°7° (likely 42°6° to 46°8°)	43°6°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	97%	3%	0
Sun 3a	Clear	44°7° (likely 41°5° to 46°8°)	42°6°	0%	5 mph8 km/h from S, gusts 9 mph14 km/h	99%	12%	0
Sun 4a	Fog	44°7° (likely 42°6° to 46°8°)	41°5°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	99%	41%	0
Sun 5a	Fog	43°6° (likely 41°5° to 47°8°)	40°4°	0%	5 mph8 km/h from S, gusts 10 mph15 km/h	100%	41%	0
Sun 6a	Fog	43°6° (likely 42°6° to 46°8°)	40°4°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	99%	45%	0
Sun 7a	Fog	43°6° (likely 40°4° to 45°7°)	40°4°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	98%	60%	0
Sun 8a	Fog	43°6° (likely 40°4° to 45°7°)	40°4°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	97%	62%	0
Sun 9a	Partly sunny	46°8° (likely 42°6° to 47°8°)	43°6°	0%	6 mph10 km/h from S, gusts 10 mph16 km/h	92%	75%	0
Sun 10a	Partly sunny	53°12° (likely 49°9° to 53°12°)	53°12°	0%	6 mph10 km/h from S, gusts 12 mph20 km/h	83%	78%	1
Sun 11a	Cloudy	58°14° (likely 55°13° to 58°14°)	59°15°	0%	6 mph10 km/h from SSW, gusts 13 mph21 km/h	70%	78%	2
Sun 12p	Cloudy	63°17° (likely 60°16° to 63°17°)	63°17°	0%	7 mph11 km/h from SSW, gusts 13 mph21 km/h	60%	80%	3
Sun 1p	Cloudy	66°19° (likely 64°18° to 66°19°)	67°19°	0%	8 mph13 km/h from SSW, gusts 13 mph21 km/h	52%	82%	3
Sun 2p	Cloudy	68°20° (likely 66°19° to 68°20°)	68°20°	0%	8 mph13 km/h from SSW, gusts 13 mph21 km/h	49%	77%	3
Sun 3p	Mostly cloudy	69°21° (likely 66°19° to 69°21°)	69°21°	0%	8 mph13 km/h from SSW, gusts 14 mph22 km/h	48%	74%	3
Sun 4p	Mostly cloudy	69°21° (likely 66°19° to 69°21°)	69°21°	0%	8 mph13 km/h from SSW, gusts 13 mph21 km/h	46%	70%	2
Sun 5p	Mostly cloudy	68°20° (likely 65°18° to 69°21°)	69°21°	0%	7 mph11 km/h from SSW, gusts 12 mph20 km/h	46%	46%	1
Sun 6p	Mostly cloudy	67°19° (likely 62°17° to 67°19°)	67°19°	0%	6 mph10 km/h from SSW, gusts 8 mph12 km/h	51%	46%	1
Sun 7p	Mostly clear	63°17° (likely 58°14° to 63°17°)	63°17°	0%	5 mph8 km/h from SSW, gusts 8 mph12 km/h	57%	28%	0
Sun 8p	Mostly cloudy	58°14° (likely 55°13° to 58°14°)	58°14°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	68%	55%	0
Sun 9p	Partly cloudy	55°13° (likely 53°12° to 55°13°)	55°13°	0%	5 mph8 km/h from SSW, gusts 9 mph15 km/h	74%	57%	0
Sun 10p	Partly cloudy	53°12° (likely 51°11° to 54°12°)	53°12°	0%	5 mph8 km/h from SSW, gusts 11 mph17 km/h	77%	73%	0
Sun 11p	Partly cloudy	52°11° (likely 51°11° to 52°11°)	52°11°	0%	3 mph5 km/h from SSW, gusts 11 mph18 km/h	78%	73%	0
Mon 12a	Partly cloudy	51°11° (likely 50°10° to 51°11°)	51°11°	0%	3 mph5 km/h from SSW, gusts 11 mph18 km/h	80%	69%	0
Mon 1a	Partly cloudy	50°10° (likely 49°9° to 51°11°)	50°10°	0%	3 mph5 km/h from SW, gusts 10 mph16 km/h	82%	61%	0
Mon 2a	Cloudy	50°10° (likely 48°9° to 50°10°)	49°9°	0%	3 mph5 km/h from SW, gusts 8 mph12 km/h	84%	71%	0
Mon 3a	Cloudy	49°9° (likely 46°8° to 49°9°)	48°9°	0%	3 mph5 km/h from SW, gusts 7 mph11 km/h	86%	69%	0
Mon 4a	Cloudy	48°9° (likely 45°7° to 48°9°)	48°9°	0%	2 mph3 km/h from WSW, gusts 5 mph8 km/h	89%	69%	0
Mon 5a	Cloudy	47°8° (likely 44°7° to 48°9°)	47°8°	0%	2 mph3 km/h from WSW, gusts 6 mph10 km/h	90%	67%	0
Mon 6a	Cloudy	46°8° (likely 44°7° to 48°9°)	46°8°	0%	2 mph3 km/h from W, gusts 10 mph16 km/h	93%	67%	0
Mon 7a	Cloudy	46°8° (likely 44°7° to 49°9°)	46°8°	0%	2 mph3 km/h from WNW, gusts 7 mph12 km/h	94%	72%	0
Mon 8a	Cloudy	46°8° (likely 44°7° to 49°9°)	46°8°	0%	2 mph3 km/h from WNW, gusts 7 mph11 km/h	92%	73%	0
Mon 9a	Mostly cloudy	49°9° (likely 45°7° to 52°11°)	49°9°	0%	3 mph5 km/h from NW, gusts 6 mph9 km/h	86%	71%	0
Mon 10a	Mostly cloudy	54°12° (likely 49°9° to 55°13°)	54°12°	0%	5 mph8 km/h from N, gusts 8 mph14 km/h	79%	70%	1
Mon 11a	Mostly cloudy	57°14° (likely 54°12° to 58°14°)	57°14°	0%	6 mph10 km/h from NNE, gusts 11 mph18 km/h	72%	65%	2
Mon 12p	Mostly cloudy	59°15° (likely 58°14° to 61°16°)	59°15°	0%	6 mph10 km/h from NNE, gusts 11 mph18 km/h	66%	70%	3

Days ahead

Shaded: typical range for these dates (1991–2020)

Today, Oct 24. Fog. High 66°19°, low 42°6°. Typical 56°13° / 38°3°. Dry. Forecasts agree.
1. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
2. Evening
  6 PM–midnight
  Clear, 54°12°
  Dry
3. Overnight
  midnight–6 AM
  Clear, 43°6°
  Dry
Official NWS forecast
Today: Sunny, with a high near 66. South southeast wind around 5 mph.
Tonight: Patchy fog after 2am. Partly cloudy, with a low around 42. South wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
64°18°–66°19°
Low, likely
36°2°–42°6°
Typical high / low
56°13° / 38°3°
Wind
7 mph11 km/h, gusts 15 mph23 km/h
UV peak
4
Tomorrow, Oct 25. Fog. High 69°21°, low 46°8°. Typical 56°13° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Mostly cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°8°
  Dry
Official NWS forecast
Day: Patchy fog before 9am. Partly sunny, with a high near 69. South southwest wind 5 to 8 mph.
Night: Patchy fog after 2am. Partly cloudy, with a low around 46. Southwest wind 2 to 6 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–69°21°
Low, likely
39°4°–46°8°
Typical high / low
56°13° / 38°3°
Wind
9 mph14 km/h, gusts 16 mph26 km/h
UV peak
3
Monday, Oct 26. Cloudy. High 62°17°, low 39°4°. Typical 56°13° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Mostly cloudy, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 44°6°
  Dry
Official NWS forecast
Day: Patchy fog before 9am. Partly sunny, with a high near 62. Northwest wind 2 to 8 mph.
Night: Mostly cloudy, with a low around 39.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
60°16°–64°18°
Low, likely
39°4°–47°8°
Typical high / low
56°13° / 37°3°
Wind
12 mph20 km/h, gusts 20 mph32 km/h
UV peak
4
Tuesday, Oct 27. Cloudy. High 58°14°, low 42°6°. Typical 55°13° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 43°6°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 59°15°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 53°12°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 58.
Night: Mostly cloudy, with a low around 42.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
57°14°–61°16°
Low, likely
40°4°–45°7°
Typical high / low
55°13° / 37°3°
Wind
12 mph19 km/h, gusts 20 mph32 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 66°19°, low 50°10°. Typical 55°13° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 66.
Night: A slight chance of rain after 8pm. Partly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–72°22°
Low, likely
47°8°–51°11°
Typical high / low
55°13° / 37°3°
Wind
13 mph20 km/h, gusts 22 mph35 km/h
UV peak
3
Thursday, Oct 29. Rain. High 68°20°, low 43°6°. Typical 54°12° / 36°2°. Rain 0.06 in1.5 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain before 8am. Mostly sunny, with a high near 68.
Night: Partly cloudy, with a low around 43.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–74°23°
Low, likely
43°6°–56°13°
Typical high / low
54°12° / 36°2°
Wind
16 mph25 km/h, gusts 28 mph46 km/h
UV peak
3
Friday, Oct 30. Partly sunny. High 65°18°, low 44°7°. Typical 54°12° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 53°12°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 57°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 65.
Night: A slight chance of rain after 2am. Partly cloudy, with a low around 44.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
65°18°–75°24°
Low, likely
44°7°–54°12°
Typical high / low
54°12° / 36°2°
Wind
10 mph16 km/h, gusts 22 mph36 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 72°22°, low 55°13°. Typical 54°12° / 36°2°. Rain 0.02 in0.5 mm, 30% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 74°23°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 64°18°
  30% chance
4. Overnight
  midnight–6 AM
  Cloudy, 60°15°
  40% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–75°24°
Low, likely
53°12°–56°13°
Typical high / low
54°12° / 36°2°
Wind
14 mph22 km/h, gusts 21 mph34 km/h
UV peak
3
Sunday, Nov 1. Rain. High 69°21°, low 57°14°. Typical 53°12° / 36°2°. Rain 0.28 in7.1 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Drizzle, 58°14°
  40% chance · 0.02 in0.4 mm
2. Afternoon
  noon–6 PM
  Drizzle, 70°21°
  50% chance · 0.04 in1.1 mm
3. Evening
  6 PM–midnight
  Drizzle, 63°17°
  40% chance · 0.24 in6 mm
4. Overnight
  midnight–6 AM
  Showers, 60°16°
  40% chance · 0.15 in3.9 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
66°19°–73°23°
Low, likely
56°13°–60°16°
Typical high / low
53°12° / 36°2°
Wind
24 mph38 km/h, gusts 35 mph56 km/h
UV peak
2
Monday, Nov 2. Showers. High 62°17°, low 52°11°. Typical 53°12° / 35°2°. Rain 0.54 in14 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 60°15°
  40% chance · 0.08 in2.1 mm
2. Afternoon
  noon–6 PM
  Rain, 62°17°
  40% chance · 0.29 in7.5 mm
3. Evening
  6 PM–midnight
  Rain, 55°13°
  40% chance · 0.31 in8 mm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
58°14°–66°19°
Low, likely
47°8°–60°16°
Typical high / low
53°12° / 35°2°
Wind
18 mph28 km/h, gusts 35 mph56 km/h

10 days15 days30 days

The outlook

Today
Dry, high 66°, low 42°.
Tomorrow
Dry, high 69°, low 46°, warming up.
Monday
Dry, high 62°, low 39°, cooling off.
Rest of week
Highs 58–72°; chance of precipitation on Sunday, Monday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (DTX) (opens in a new tab)

What changed since yesterday

No meaningful changes from yesterday’s forecast.

Radar

Radar data: NOAA MRMS, rendered by forecast.blue

Radar loads when scrolled into view

Full-screen radar

Rivers

NOAA river gauges within 25 mi

Red Cedar River near Williamston

17 mi

Below flood stage

Level: 2.5 ft
Flow: 39 cfs

Reading from Sat 11:15 AM · NWS gauge page

Flint River at Flint

18 mi

Below flood stage

Level: 3.2 ft
Flow: 141 cfs

Reading from Sat 12 PM · NWS gauge page

Shiawassee River at Owosso

18 mi

Below flood stage

Level: 2.0 ft
Flow: 107 cfs

Reading from Sat 12:15 PM · NWS gauge page

Thread Creek near Flint

19 mi

Below flood stage

Level: 1.6 ft
Flow: 16 cfs

Reading from Sat 11 AM · NWS gauge page

For your home

What this week’s weather means for heating, cooling, pipes and fresh air.

Heating this week

About 83% less heating than a typical week.

This week 22Typical 133

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 14
h below 17°F: 0
h below 5°F: 0

47, 17 and 5°F are the test points heat pumps are rated at.

Comfort

Dry air outside (dew point 46°F).

Open the windows?

Today, 2:00 PM–7:00 PM

Good stretch to open the windows.

Is this typical?

Flint Fcwos · official normals 1991–2020 · records 1921–2026

Oct 24, today vs a typical year

Today’s expected high is 10°6° warmer than typical.

Last 7 days vs normal

On average 3°2° warmer than normal (daily mean temperature).

+2°+1°SunOct 18
+4°+2°MonOct 19
+2°+1°TueOct 20
+3°+1°WedOct 21
+5°+3°ThuOct 22
+5°+3°FriOct 23
—SatOct 24

Byron weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 39 min; Losing 2 min 39 s a day; shortest Dec 21, 1 h 38 min less
Golden hour: 5:59–6:56 PM; Morning 7:42–8:39 AM
Blue hour: 6:56–7:08 PM; Morning 7:31–7:42 AM; first light 7:31 AM

Stars tonight? Fair

Mostly clear 8 PM–4 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 6:11 AM · rises 5:37 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Byron. A level horizon.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Byron, MI weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Red Cedar River near Williamston

Flint River at Flint

Shiawassee River at Owosso

Thread Creek near Flint

For your home

Heating this week

Heat-pump hours, next 7 days

Comfort

Open the windows?

Is this typical?

Oct 24, today vs a typical year

Last 7 days vs normal

Sun & moon

Sun

Stars tonight? Fair

Moon