Dense Fog Advisory
Ends in 6 h 18 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 3:10 AM EDT at KGRR

East Grand Rapids, MI weather

Clear and 46°8°, 12°7° warmer than a typical Oct 24.

Forecasts agree

Now 46°8°

Clear

Wind: 3 mph5 km/h; From the east. 35–5 mph8 km/h through 3 PM
Dew point: 45°7°; Comfortable
Humidity: 93%; Air 46°8°, dew point 45°7° · fog or dew likely
UV index: 0Low; Moderate 12–4 PM · peak 3
Air quality: 76Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.4 inHg1029 hPa; Rising slowly · +0.02 inHg+0.6 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

About the same as this time yesterday (45°7° then, 46°8° now)

Good hours for

Low 45°7° today at 6 AM
Fog today 7–11 AM
Above 60°16° today by noon
High 69°21° today at 5 PM
Below 60°16° tonight after 9 PM

TonightNear 47°8° · Partly cloudy
This morningUp to 57°14° by 11 AM · Mostly cloudy
This afternoonUp to 69°21° by 5 PM · Mostly cloudy
TonightDown to 49°9° by 4 AM · Partly cloudy
Tomorrow morningUp to 59°15° by 11 AM · Cloudy
Tomorrow afternoonUp to 70°21° by 4 PM · Partly cloudy
Tomorrow nightDown to 52°11° by 2 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 3a	Mostly clear	47°8° (likely 44°7° to 48°9°)	46°8°	0%	3 mph5 km/h from SE, gusts 7 mph12 km/h	96%	19%	0
Sat 4a	Clear	46°8° (likely 43°6° to 48°9°)	45°7°	0%	3 mph5 km/h from SE, gusts 7 mph11 km/h	100%	53%	0
Sat 5a	Mostly clear	46°8° (likely 43°6° to 47°8°)	44°7°	0%	5 mph8 km/h from SE, gusts 7 mph12 km/h	96%	55%	0
Sat 6a	Partly cloudy	45°7° (likely 42°6° to 46°8°)	44°7°	0%	3 mph5 km/h from SE, gusts 8 mph12 km/h	100%	45%	0
Sat 7a	Fog	45°7° (likely 42°6° to 46°8°)	44°7°	0%	3 mph5 km/h from SE, gusts 9 mph15 km/h	100%	31%	0
Sat 8a	Fog	45°7° (likely 43°6° to 46°8°)	44°7°	0%	3 mph5 km/h from SE, gusts 9 mph14 km/h	100%	39%	0
Sat 9a	Fog	47°8° (likely 45°7° to 48°9°)	45°7°	0%	5 mph8 km/h from SE, gusts 9 mph15 km/h	100%	81%	0
Sat 10a	Fog	52°11° (likely 46°8° to 53°12°)	52°11°	0%	3 mph5 km/h from SSE, gusts 10 mph16 km/h	93%	85%	1
Sat 11a	Partly sunny	57°14° (likely 51°11° to 57°14°)	57°14°	0%	5 mph8 km/h from SSE, gusts 11 mph17 km/h	80%	80%	2
Sat 12p	Cloudy	61°16° (likely 55°13° to 61°16°)	61°16°	0%	5 mph8 km/h from SSE, gusts 11 mph18 km/h	70%	72%	3
Sat 1p	Cloudy	64°18° (likely 60°16° to 64°18°)	64°18°	0%	5 mph8 km/h from SSE, gusts 11 mph18 km/h	60%	65%	3
Sat 2p	Mostly cloudy	67°19° (likely 63°17° to 67°19°)	67°19°	0%	5 mph8 km/h from SSE, gusts 11 mph17 km/h	52%	57%	3
Sat 3p	Mostly cloudy	67°19° (likely 65°18° to 67°19°)	67°19°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	50%	61%	3
Sat 4p	Mostly cloudy	68°20° (likely 66°19° to 68°20°)	68°20°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	49%	63%	2
Sat 5p	Partly sunny	69°21° (likely 65°18° to 69°21°)	69°21°	0%	5 mph8 km/h from S, gusts 9 mph14 km/h	45%	65%	2
Sat 6p	Mostly cloudy	66°19° (likely 63°17° to 66°19°)	66°19°	0%	3 mph5 km/h from SSE, gusts 8 mph12 km/h	50%	60%	1
Sat 7p	Mostly cloudy	63°17° (likely 58°14° to 63°17°)	63°17°	0%	3 mph5 km/h from SE, gusts 6 mph9 km/h	56%	60%	0
Sat 8p	Partly cloudy	60°16° (likely 55°13° to 60°16°)	60°16°	0%	2 mph3 km/h from SE, gusts 8 mph14 km/h	62%	45%	0
Sat 9p	Mostly clear	55°13° (likely 52°11° to 55°13°)	55°13°	0%	2 mph3 km/h from SSE, gusts 8 mph13 km/h	77%	22%	0
Sat 10p	Clear	54°12° (likely 50°10° to 54°12°)	54°12°	0%	3 mph5 km/h from SSE, gusts 9 mph14 km/h	77%	14%	0
Sat 11p	Partly cloudy	53°12° (likely 49°9° to 53°12°)	53°12°	0%	3 mph5 km/h from SSE, gusts 10 mph16 km/h	80%	32%	0
Sun 12a	Partly cloudy	52°11° (likely 49°9° to 53°12°)	52°11°	0%	5 mph8 km/h from S, gusts 11 mph18 km/h	80%	46%	0
Sun 1a	Mostly clear	52°11° (likely 47°8° to 52°11°)	52°11°	0%	5 mph8 km/h from S, gusts 11 mph18 km/h	80%	45%	0
Sun 2a	Partly cloudy	51°11° (likely 47°8° to 51°11°)	51°11°	0%	5 mph8 km/h from S, gusts 11 mph18 km/h	83%	37%	0
Sun 3a	Mostly cloudy	50°10° (likely 47°8° to 51°11°)	48°9°	0%	5 mph8 km/h from S, gusts 12 mph19 km/h	86%	50%	0
Sun 4a	Partly cloudy	49°9° (likely 46°8° to 50°10°)	47°8°	5%	5 mph8 km/h from S, gusts 11 mph17 km/h	86%	52%	0
Sun 5a	Cloudy	49°9° (likely 46°8° to 50°10°)	47°8°	5%	5 mph8 km/h from S, gusts 10 mph17 km/h	86%	69%	0
Sun 6a	Partly cloudy	49°9° (likely 47°8° to 51°11°)	47°8°	5%	5 mph8 km/h from S, gusts 10 mph17 km/h	86%	73%	0
Sun 7a	Cloudy	48°9° (likely 48°9° to 51°11°)	46°8°	5%	5 mph8 km/h from S, gusts 10 mph17 km/h	86%	85%	0
Sun 8a	Cloudy	48°9° (likely 48°9° to 50°10°)	46°8°	0%	5 mph8 km/h from S, gusts 10 mph17 km/h	86%	87%	0
Sun 9a	Cloudy	49°9° (likely 49°9° to 51°11°)	47°8°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	89%	91%	0
Sun 10a	Cloudy	55°13° (likely 54°12° to 56°13°)	55°13°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	77%	100%	1
Sun 11a	Partly sunny	59°15° (likely 56°13° to 61°16°)	59°15°	0%	6 mph10 km/h from SSW, gusts 12 mph19 km/h	69%	79%	2
Sun 12p	Cloudy	63°17° (likely 60°16° to 64°18°)	63°17°	0%	6 mph10 km/h from SSW, gusts 13 mph20 km/h	62%	88%	2
Sun 1p	Cloudy	67°19° (likely 64°18° to 68°20°)	67°19°	0%	7 mph11 km/h from SSW, gusts 13 mph21 km/h	54%	67%	3
Sun 2p	Mostly cloudy	68°20° (likely 66°19° to 70°21°)	68°20°	0%	7 mph11 km/h from SSW, gusts 13 mph21 km/h	53%	47%	3
Sun 3p	Mostly cloudy	69°21° (likely 67°19° to 71°22°)	69°21°	0%	7 mph11 km/h from SW, gusts 13 mph21 km/h	49%	46%	3
Sun 4p	Partly sunny	70°21° (likely 67°19° to 72°22°)	70°21°	0%	7 mph11 km/h from SW, gusts 12 mph20 km/h	47%	48%	2
Sun 5p	Partly sunny	69°21° (likely 66°19° to 71°22°)	69°21°	0%	6 mph10 km/h from SW, gusts 13 mph20 km/h	47%	35%	1
Sun 6p	Partly sunny	68°20° (likely 64°18° to 68°20°)	68°20°	0%	5 mph8 km/h from SW, gusts 10 mph17 km/h	51%	59%	1
Sun 7p	Partly cloudy	64°18° (likely 60°16° to 64°18°)	64°18°	0%	3 mph5 km/h from SSW, gusts 8 mph13 km/h	58%	64%	0
Sun 8p	Cloudy	59°15° (likely 57°14° to 60°16°)	59°15°	0%	2 mph3 km/h from SW, gusts 6 mph10 km/h	69%	71%	0
Sun 9p	Partly cloudy	57°14° (likely 54°12° to 58°14°)	57°14°	0%	2 mph3 km/h from SSW, gusts 4 mph6 km/h	77%	73%	0
Sun 10p	Partly cloudy	55°13° (likely 53°12° to 58°14°)	55°13°	0%	2 mph3 km/h from SSW, gusts 3 mph6 km/h	83%	57%	0
Sun 11p	Partly cloudy	54°12° (likely 52°11° to 57°14°)	54°12°	0%	2 mph3 km/h from SSW, gusts 3 mph5 km/h	83%	64%	0
Mon 12a	Partly cloudy	53°12° (likely 51°11° to 57°14°)	53°12°	0%	2 mph3 km/h from SSW, gusts 3 mph5 km/h	86%	60%	0
Mon 1a	Partly cloudy	53°12° (likely 50°10° to 56°13°)	53°12°	0%	1 mph2 km/h from SSW, gusts 3 mph5 km/h	83%	68%	0
Mon 2a	Partly cloudy	52°11° (likely 49°9° to 55°13°)	52°11°	0%	1 mph2 km/h from SSW, gusts 3 mph5 km/h	86%	65%	0

Days ahead

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

Today, Oct 24. Fog. High 69°21°, low 45°7°. Typical 57°14° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Fog, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Mostly cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Mostly cloudy, 49°9°
  Dry
Official NWS forecast
Today: Areas of fog between 7am and 11am. Mostly sunny, with a high near 69. South southeast wind around 5 mph.
Tonight: Mostly clear, with a low around 45. Southeast wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
66°19°–69°21°
Low, likely
42°6°–46°8°
Typical high / low
57°14° / 40°4°
Wind
7 mph10 km/h, gusts 15 mph24 km/h
UV peak
3
Tomorrow, Oct 25. Cloudy. High 70°21°, low 49°9°. Typical 57°14° / 39°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Mostly cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 51°10°
  Dry
Official NWS forecast
Day: Partly sunny, with a high near 70. South southwest wind around 7 mph.
Night: Partly cloudy, with a low around 49. South southwest wind 1 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
46°8°–49°9°
Typical high / low
57°14° / 39°4°
Wind
8 mph13 km/h, gusts 18 mph28 km/h
UV peak
3
Monday, Oct 26. Mostly cloudy. High 64°18°, low 43°6°. Typical 56°13° / 39°4°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 46°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 64.
Night: Mostly cloudy, with a low around 43.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 64°18°).
High, likely
62°17°–67°19°
Low, likely
43°6°–50°10°
Typical high / low
56°13° / 39°4°
Wind
10 mph16 km/h, gusts 20 mph32 km/h
UV peak
3
Tuesday, Oct 27. Cloudy. High 60°16°, low 46°8°. Typical 56°13° / 39°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 62°17°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 60.
Night: Mostly cloudy, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
57°14°–67°19°
Low, likely
44°7°–47°8°
Typical high / low
56°13° / 39°4°
Wind
11 mph18 km/h, gusts 22 mph35 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 69°21°, low 52°11°. Typical 55°13° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 57°14°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 69.
Night: A slight chance of rain showers after 8pm. Partly cloudy, with a low around 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
47°8°–54°12°
Typical high / low
55°13° / 38°3°
Wind
11 mph17 km/h, gusts 24 mph38 km/h
UV peak
3
Thursday, Oct 29. Partly sunny. High 66°19°, low 45°7°. Typical 55°13° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Partly sunny, 56°13°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 69°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  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 66.
Night: Partly cloudy, with a low around 45.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
65°18°–73°23°
Low, likely
43°6°–57°14°
Typical high / low
55°13° / 38°3°
Wind
14 mph22 km/h, gusts 29 mph46 km/h
UV peak
3
Friday, Oct 30. Showers. High 65°18°, low 49°9°. Typical 54°12° / 38°3°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A slight chance of rain showers after 8am. Mostly sunny, with a high near 65.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–74°23°
Low, likely
37°3°–58°14°
Typical high / low
54°12° / 38°3°
Wind
9 mph15 km/h, gusts 23 mph37 km/h
UV peak
2
Saturday, Oct 31. Cloudy. High 69°21°, low 55°13°. Typical 54°12° / 38°3°. Rain 0.08 in2 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°20°
  20% chance
3. Evening
  6 PM–midnight
  Drizzle, 63°17°
  30% chance
4. Overnight
  midnight–6 AM
  Rain, 59°15°
  40% chance · 0.1 in2.6 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
65°18°–73°23°
Low, likely
52°11°–59°15°
Typical high / low
54°12° / 38°3°
Wind
12 mph19 km/h, gusts 28 mph45 km/h
UV peak
2
Sunday, Nov 1. Rain. High 66°19°, low 57°14°. Typical 54°12° / 37°3°. Rain 0.4 in10 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 59°15°
  40% chance · 0.06 in1.4 mm
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  40% chance · 0.03 in0.7 mm
3. Evening
  6 PM–midnight
  Drizzle, 61°16°
  50% chance · 0.25 in6.3 mm
4. Overnight
  midnight–6 AM
  Cloudy, 56°13°
  50% chance · 0.14 in3.5 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
59°15°–73°23°
Low, likely
55°13°–63°17°
Typical high / low
54°12° / 37°3°
Wind
17 mph27 km/h, gusts 34 mph54 km/h
Monday, Nov 2. Cloudy. High 60°16°, low 47°8°. Typical 53°12° / 37°3°. Rain 0.41 in10 mm, 50% chance. Forecasts agree.
1. Morning
  6 AM–noon
  Drizzle, 54°12°
  40% chance · 0.07 in1.7 mm
2. Afternoon
  noon–6 PM
  Drizzle, 56°13°
  30% chance · 0.15 in3.9 mm
3. Evening
  6 PM–midnight
  Cloudy, 47°8°
  20% chance · 0.16 in4.2 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 agreeIndependent forecasts are close; the range is narrow.
High, likely
59°15°–62°17°
Low, likely
39°4°–52°11°
Typical high / low
53°12° / 37°3°
Wind
19 mph30 km/h, gusts 40 mph64 km/h
UV peak
3

10 days15 days30 days

The outlook

Today
Dry, high 69°, low 45°.
Tomorrow
Dry, high 70°, low 49°.
Monday
Dry, high 64°, low 43°, cooling off.
Rest of week
Highs 60–69°; 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

Grand River at Grand Rapids

3.7 mi

Below flood stage

Level: 1.5 ft
Flow: 1,690 cfs

Forecast peak 1.5 ft Sat 8 AM

Reading from Sat 1 AM · NWS gauge page

Plaster Creek at Grand Rapids - 28th Street

3.2 mi

Level: 3.1 ft
Flow: 11 cfs

Reading from Sat 1 AM · NWS gauge page

Grand River at North Park St at Grand Rapids

5.9 mi

Level: 3.4 ft

Reading from Sat 1 AM · NWS gauge page

Grand River at Ada

6.6 mi

Below flood stage

Level: 7.1 ft
Flow: 2,300 cfs

Reading from Sat 1 AM · NWS gauge page

For your home

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

Heating this week

About 86% less heating than a typical week.

This week 18Typical 125

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 6
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 45°F).

Open the windows?

Today, 12:00 PM–8:00 PM

Good stretch to open the windows.

Is this typical?

Grand Rapids Gerald R Ford International Airport · official normals 1991–2020 · records 1892–2026

Oct 24, today vs a typical year

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

Last 7 days vs normal

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

±0°SunOct 18
+2°+1°MonOct 19
+3°+2°TueOct 20
+5°+3°WedOct 21
+6°+3°ThuOct 22
—FriOct 23
—SatOct 24

East Grand Rapids weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 39 min; Losing 2 min 44 s a day; shortest Dec 21, 1 h 38 min less
Golden hour: 6:06–7:03 PM; Morning 7:49–8:46 AM
Blue hour: 7:03–7:14 PM; Morning 7:37–7:49 AM; first light 7:37 AM

Stars tonight? Poor

Clouds most of the night (about 41% cover).

Moon

Waxing gibbous

96% lit · growing

Today: sets 6:18 AM · rises 5:43 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from East Grand Rapids. A level horizon.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

East Grand Rapids, MI weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Grand River at Grand Rapids

Plaster Creek at Grand Rapids - 28th Street

Grand River at North Park St at Grand Rapids

Grand River at Ada

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? Poor

Moon