Dense Fog Advisory
Ends in 4 h 32 min
When
Until 10 AM EDT this morning.
Where
Portions of central, south central, and southwest Michigan.
Issued for this forecast zone · National Weather Service Grand Rapids MI
What, impacts and precautionsHide details
What
Visibility one quarter mile or less in dense fog.
Impacts
Low visibility could make driving conditions hazardous.
Precautionary actions
If driving, slow down, use your headlights, and leave plenty of distance ahead of you.
Areas: Osceola; Clare; Mecosta; Isabella; Montcalm; Gratiot; Kent; Ionia; Clinton; Barry; Eaton; Ingham; Kalamazoo; Calhoun; Jackson
See it on weather.gov (opens in a new tab)

Observed 4:35 AM EDT at KCAD

Marion, MI weather

Clear and 36°2°, 12°7° warmer than a typical Oct 24.

Mostly agree

Now 36°2°

Clear

Wind: Calm; Up to 8 mph13 km/h through 5 PM
Dew point: 36°2°; Comfortable · up to 46°8° by 10 AM
Humidity: 100%; Air 36°2°, dew point 36°2° · frost likely
UV index: 0Low; Moderate 1–3 PM · peak 3

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

7°4° cooler than this time yesterday (43°6° then, 36°2° now)

Good hours for

Fog today 6–11 AM
Low 36°2° today at 7 AM
Above 50°10° today by 11 AM
High 66°19° today at 4 PM

This morningUp to 52°11° by 11 AM · Mostly cloudy
This afternoonUp to 66°19° by 4 PM · Partly cloudy
TonightDown to 44°7° by 3 AM · Partly cloudy
Tomorrow morningUp to 57°14° by 11 AM · Cloudy
Tomorrow afternoonUp to 69°21° by 4 PM · Mostly cloudy
Tomorrow nightDown to 46°8° by 4 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 5a	Partly cloudy	37°3° (likely 36°2° to 41°5°)	37°3°	0%	2 mph3 km/h from SSE, gusts 3 mph5 km/h	100%	45%	0
Sat 6a	Fog	37°3° (likely 35°2° to 41°5°)	37°3°	0%	2 mph3 km/h from SSE, gusts 5 mph8 km/h	100%	66%	0
Sat 7a	Fog	36°2° (likely 34°1° to 41°5°)	36°2°	0%	2 mph3 km/h from SSE, gusts 5 mph8 km/h	100%	65%	0
Sat 8a	Fog	37°3° (likely 34°1° to 41°5°)	37°3°	0%	2 mph3 km/h from S, gusts 5 mph9 km/h	100%	66%	0
Sat 9a	Fog	39°4° (likely 35°2° to 44°7°)	37°3°	0%	3 mph5 km/h from S, gusts 6 mph9 km/h	100%	67%	0
Sat 10a	Fog	46°8° (likely 43°6° to 49°9°)	44°7°	0%	5 mph8 km/h from S, gusts 9 mph14 km/h	100%	69%	0
Sat 11a	Cloudy	52°11° (likely 48°9° to 54°12°)	52°11°	0%	5 mph8 km/h from S, gusts 11 mph18 km/h	89%	60%	1
Sat 12p	Mostly cloudy	57°14° (likely 51°11° to 59°15°)	57°14°	0%	7 mph11 km/h from S, gusts 13 mph21 km/h	75%	51%	2
Sat 1p	Partly sunny	61°16° (likely 54°12° to 62°17°)	61°16°	0%	7 mph11 km/h from S, gusts 14 mph23 km/h	65%	48%	3
Sat 2p	Partly sunny	64°18° (likely 58°14° to 65°18°)	64°18°	0%	8 mph13 km/h from S, gusts 14 mph22 km/h	56%	59%	3
Sat 3p	Cloudy	64°18° (likely 60°16° to 66°19°)	64°18°	0%	8 mph13 km/h from S, gusts 12 mph20 km/h	56%	75%	2
Sat 4p	Partly sunny	66°19° (likely 61°16° to 66°19°)	66°19°	0%	8 mph13 km/h from S, gusts 13 mph20 km/h	52%	57%	1
Sat 5p	Cloudy	64°18° (likely 61°16° to 66°19°)	64°18°	0%	8 mph13 km/h from S, gusts 12 mph20 km/h	54%	68%	1
Sat 6p	Cloudy	63°17° (likely 57°14° to 64°18°)	63°17°	0%	6 mph10 km/h from SSE, gusts 11 mph18 km/h	58%	74%	0
Sat 7p	Cloudy	59°15° (likely 52°11° to 59°15°)	59°15°	0%	6 mph10 km/h from SSE, gusts 11 mph18 km/h	67%	79%	0
Sat 8p	Mostly cloudy	52°11° (likely 50°10° to 55°13°)	52°11°	0%	5 mph8 km/h from SSE, gusts 11 mph18 km/h	83%	65%	0
Sat 9p	Clear	50°10° (likely 48°9° to 54°12°)	49°9°	0%	3 mph5 km/h from SSE, gusts 11 mph17 km/h	86%	27%	0
Sat 10p	Partly cloudy	49°9° (likely 47°8° to 52°11°)	48°9°	5%	3 mph5 km/h from S, gusts 10 mph15 km/h	89%	33%	0
Sat 11p	Clear	48°9° (likely 45°7° to 50°10°)	47°8°	5%	3 mph5 km/h from S, gusts 9 mph15 km/h	89%	24%	0
Sun 12a	Clear	47°8° (likely 45°7° to 49°9°)	46°8°	5%	3 mph5 km/h from S, gusts 11 mph17 km/h	89%	19%	0
Sun 1a	Partly cloudy	45°7° (likely 44°7° to 49°9°)	44°7°	5%	3 mph5 km/h from S, gusts 10 mph16 km/h	93%	56%	0
Sun 2a	Partly cloudy	45°7° (likely 44°7° to 48°9°)	44°7°	5%	3 mph5 km/h from S, gusts 9 mph15 km/h	89%	64%	0
Sun 3a	Partly cloudy	44°7° (likely 44°7° to 48°9°)	42°6°	5%	3 mph5 km/h from SSW, gusts 9 mph15 km/h	93%	72%	0
Sun 4a	Cloudy	44°7° (likely 44°7° to 48°9°)	41°5°	5%	5 mph8 km/h from S, gusts 10 mph17 km/h	89%	83%	0
Sun 5a	Cloudy	44°7° (likely 44°7° to 47°8°)	41°5°	5%	5 mph8 km/h from SSW, gusts 10 mph17 km/h	93%	89%	0
Sun 6a	Cloudy	44°7° (likely 44°7° to 48°9°)	41°5°	5%	5 mph8 km/h from SSW, gusts 10 mph17 km/h	89%	86%	0
Sun 7a	Cloudy	43°6° (likely 43°6° to 49°9°)	40°4°	5%	5 mph8 km/h from SSW, gusts 11 mph18 km/h	93%	87%	0
Sun 8a	Cloudy	44°7° (likely 44°7° to 50°10°)	41°5°	5%	6 mph10 km/h from SSW, gusts 10 mph16 km/h	89%	98%	0
Sun 9a	Cloudy	46°8° (likely 46°8° to 51°11°)	43°6°	5%	6 mph10 km/h from SSW, gusts 9 mph15 km/h	89%	84%	0
Sun 10a	Cloudy	53°12° (likely 51°11° to 54°12°)	53°12°	0%	7 mph11 km/h from SSW, gusts 10 mph16 km/h	80%	81%	1
Sun 11a	Mostly cloudy	57°14° (likely 56°13° to 58°14°)	57°14°	0%	7 mph11 km/h from SSW, gusts 16 mph25 km/h	72%	79%	2
Sun 12p	Cloudy	61°16° (likely 59°15° to 62°17°)	61°16°	0%	8 mph13 km/h from SSW, gusts 18 mph28 km/h	65%	84%	2
Sun 1p	Cloudy	65°18° (likely 62°17° to 66°19°)	65°18°	0%	9 mph14 km/h from SSW, gusts 18 mph29 km/h	56%	76%	3
Sun 2p	Cloudy	67°19° (likely 60°16° to 69°21°)	67°19°	0%	9 mph14 km/h from SW, gusts 17 mph28 km/h	52%	75%	3
Sun 3p	Partly sunny	68°20° (likely 62°17° to 70°21°)	68°20°	0%	9 mph14 km/h from SW, gusts 15 mph23 km/h	51%	74%	3
Sun 4p	Partly sunny	69°21° (likely 61°16° to 70°21°)	69°21°	0%	9 mph14 km/h from SW, gusts 14 mph22 km/h	49%	73%	2
Sun 5p	Partly sunny	68°20° (likely 61°16° to 69°21°)	68°20°	0%	8 mph13 km/h from SW, gusts 13 mph20 km/h	51%	70%	1
Sun 6p	Partly sunny	66°19° (likely 60°16° to 66°19°)	66°19°	0%	7 mph11 km/h from SW, gusts 9 mph15 km/h	56%	59%	1
Sun 7p	Partly cloudy	62°17° (likely 56°13° to 62°17°)	62°17°	0%	6 mph10 km/h from SW, gusts 10 mph16 km/h	65%	71%	0
Sun 8p	Partly cloudy	56°13° (likely 55°13° to 59°15°)	56°13°	0%	5 mph8 km/h from SW, gusts 9 mph15 km/h	77%	78%	0
Sun 9p	Cloudy	53°12° (likely 53°12° to 57°14°)	53°12°	0%	3 mph5 km/h from WSW, gusts 10 mph17 km/h	86%	82%	0
Sun 10p	Cloudy	52°11° (likely 52°11° to 55°13°)	52°11°	0%	2 mph3 km/h from W, gusts 10 mph15 km/h	89%	77%	0
Sun 11p	Cloudy	51°11° (likely 51°11° to 54°12°)	51°11°	0%	2 mph3 km/h from W, gusts 10 mph17 km/h	89%	79%	0
Mon 12a	Cloudy	50°10° (likely 50°10° to 53°12°)	50°10°	0%	2 mph3 km/h from W, gusts 12 mph20 km/h	93%	75%	0
Mon 1a	Cloudy	49°9° (likely 49°9° to 53°12°)	49°9°	0%	2 mph3 km/h from NW, gusts 12 mph19 km/h	93%	65%	0
Mon 2a	Cloudy	48°9° (likely 48°9° to 52°11°)	48°9°	0%	2 mph3 km/h from NW, gusts 12 mph19 km/h	93%	65%	0
Mon 3a	Mostly cloudy	47°8° (likely 47°8° to 53°12°)	47°8°	0%	2 mph3 km/h from NNW, gusts 10 mph16 km/h	93%	42%	0
Mon 4a	Mostly cloudy	46°8° (likely 46°8° to 52°11°)	45°7°	0%	3 mph5 km/h from N, gusts 11 mph17 km/h	89%	58%	0

Days ahead

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

Today, Oct 24. Fog. High 66°19°, low 36°2°. Typical 54°12° / 33°1°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Fog, 37°3°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 52°11°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 44°7°
  Dry
Official NWS forecast
Today: Areas of fog between 7am and 11am. Partly sunny. High near 66, with temperatures falling to around 64 in the afternoon. South southeast wind 2 to 8 mph.
Tonight: Partly cloudy, with a low around 36. South southeast wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
61°16°–66°19°
Low, likely
34°1°–41°5°
Typical high / low
54°12° / 33°1°
Wind
8 mph13 km/h, gusts 17 mph27 km/h
UV peak
3
Tomorrow, Oct 25. Mostly cloudy. High 69°21°, low 43°6°. Typical 53°12° / 32°0°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Mostly cloudy, 46°8°
  Dry
Official NWS forecast
Day: Partly sunny, with a high near 69. South southwest wind 5 to 9 mph, with gusts as high as 18 mph.
Night: Mostly cloudy, with a low around 43. West northwest wind 2 to 7 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
62°17°–70°21°
Low, likely
43°6°–47°8°
Typical high / low
53°12° / 32°0°
Wind
9 mph14 km/h, gusts 20 mph33 km/h
UV peak
3
Monday, Oct 26. Cloudy. High 56°13°, low 31°−1°. Typical 53°12° / 32°0°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 49°10°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 41°5°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 56.
Night: Mostly cloudy, with a low around 31.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
54°12°–59°15°
Low, likely
31°−1°–46°8°
Typical high / low
53°12° / 32°0°
Wind
10 mph15 km/h, gusts 17 mph28 km/h
UV peak
1
Tuesday, Oct 27. Cloudy. High 53°12°, low 35°2°. Typical 52°11° / 32°0°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 56°13°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 49°9°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 53.
Night: Mostly cloudy, with a low around 35.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
53°12°–58°14°
Low, likely
35°2°–44°7°
Typical high / low
52°11° / 32°0°
Wind
11 mph18 km/h, gusts 26 mph41 km/h
UV peak
3
Wednesday, Oct 28. Cloudy. High 64°18°, low 45°7°. Typical 52°11° / 32°0°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 55°13°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 64.
Night: A chance of rain showers after 8pm. Partly cloudy, with a low around 45.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–69°21°
Low, likely
41°5°–51°11°
Typical high / low
52°11° / 32°0°
Wind
13 mph20 km/h, gusts 25 mph40 km/h
UV peak
3
Thursday, Oct 29. Partly sunny. High 63°17°, low 37°3°. Typical 51°11° / 31°−1°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers before 8am. Mostly sunny, with a high near 63.
Night: A slight chance of rain showers after 2am. Partly cloudy, with a low around 37.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–68°20°
Low, likely
37°3°–55°13°
Typical high / low
51°11° / 31°−1°
Wind
15 mph24 km/h, gusts 30 mph49 km/h
UV peak
2
Friday, Oct 30. Showers. High 61°16°, low 46°8°. Typical 51°11° / 31°−1°. Rain 0.02 in0.5 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 63°17°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 53°11°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  20% chance · 0.01 in0.3 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers before 2pm. Mostly sunny, with a high near 61.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–68°20°
Low, likely
39°4°–50°10°
Typical high / low
51°11° / 31°−1°
Wind
8 mph12 km/h, gusts 20 mph32 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 65°18°, low 51°11°. Typical 50°10° / 31°−1°. Rain 0.06 in1.5 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 50°10°
  20% chance · 0.03 in0.7 mm
2. Afternoon
  noon–6 PM
  Drizzle, 63°17°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 59°15°
  30% chance
4. Overnight
  midnight–6 AM
  Rain, 56°13°
  40% chance · 0.09 in2.4 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
55°13°–71°22°
Low, likely
44°7°–58°14°
Typical high / low
50°10° / 31°−1°
Wind
10 mph16 km/h, gusts 24 mph38 km/h
Sunday, Nov 1. Rain. High 64°18°, low 54°12°. Typical 50°10° / 30°−1°. Rain 0.4 in10 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 56°13°
  40% chance · 0.07 in1.8 mm
2. Afternoon
  noon–6 PM
  Fog, 65°18°
  40% chance · 0.04 in1 mm
3. Evening
  6 PM–midnight
  Drizzle, 57°14°
  40% chance · 0.29 in7.4 mm
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  40% chance · 0.08 in2.1 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
55°13°–73°23°
Low, likely
50°10°–58°14°
Typical high / low
50°10° / 30°−1°
Wind
16 mph26 km/h, gusts 32 mph52 km/h
Monday, Nov 2. Cloudy. High 59°15°, low 51°11°. Typical 49°9° / 30°−1°. Rain 0.28 in7.1 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 54°12°
  30% chance · 0.01 in0.3 mm
2. Afternoon
  noon–6 PM
  Drizzle, 58°15°
  30% chance · 0.03 in0.8 mm
3. Evening
  6 PM–midnight
  Drizzle, 52°11°
  30% chance · 0.05 in1.3 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
55°13°–63°17°
Low, likely
43°6°–57°14°
Typical high / low
49°9° / 30°−1°
Wind
9 mph15 km/h, gusts 18 mph29 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 66°, low 36°.
Tomorrow
Dry, high 69°, low 43°, warming up.
Monday
Dry, high 56°, low 31°, cooling off.
Rest of week
Highs 53–65°; chance of precipitation on Sunday.

Want the meteorologists’ reasoning? Read the NWS forecast discussion (GRR) (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

Muskegon River at Evart

15 mi

Below flood stage

Level: 7.2 ft
Flow: 707 cfs

Forecast peak 7.2 ft Sat 8 AM

Reading from Sat 3:15 AM · NWS gauge page

Clam River at Vogel Center

8.2 mi

Level: 2.9 ft
Flow: 80 cfs

Reading from Sat 3:15 AM · NWS gauge page

For your home

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

Heating this week

About 85% less heating than a typical week.

This week 25Typical 161

Heating degree days, base 65°F

Heat-pump hours, next 7 days

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

47, 17 and 5°F are the test points heat pumps are rated at. About 4 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 36°F).

Open the windows?

Today, 1:00 PM–6:00 PM

Good stretch to open the windows (air quality forecast not available for part of this window).

Is this typical?

Lake City Exp Farm · official normals 1991–2020 · records 1896–2026

Oct 24, today vs a typical year

Today’s expected high is 12°7° warmer than typical.

Last 7 days vs normal

—SunOct 18
—MonOct 19
—TueOct 20
—WedOct 21
—ThuOct 22
—FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 35 min; Losing 2 min 53 s a day; shortest Dec 21, 1 h 42 min less
Golden hour: 6:01–7:00 PM; Morning 7:48–8:47 AM
Blue hour: 7:00–7:11 PM; Morning 7:37–7:48 AM; first light 7:37 AM

Stars tonight? Poor

Clouds most of the night (about 59% cover).

Moon

Waxing gibbous

96% lit · growing

Today: sets 6:17 AM · rises 5:40 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Marion. The highest point on the skyline is about 3,200 ft, 17 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

1 active weather alert

Dense Fog Advisory