Dense Fog Advisory
Ends in 29 min
When
Until 10 AM EDT this morning.
Where
Portions of central, south central, southwest, and west central 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; Newaygo; Mecosta; Isabella; Montcalm; Gratiot; Kent; Ionia; Clinton; Allegan; Barry; Eaton; Ingham; Van Buren; Kalamazoo; Calhoun; Jackson
See it on weather.gov (opens in a new tab)

Observed 8:53 AM EDT at KGRR

Dorr, MI weather

Foggy and 46°8°, 11°6° warmer than a typical Oct 24.

Forecasts agree

Now 46°8°

Fog

Wind: 3 mph5 km/h; From the southeast. Up to 6 mph10 km/h through 9 PM
Visibility (notable): 0.1 mi0.2 km; Dense fog
Dew point: 46°8°; Comfortable
Humidity: 100%; Air 46°8°, dew point 46°8° · fog or dew likely
UV index: 0Low; Moderate 1–4 PM · peak 3
Air quality: 70Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.45 inHg1031 hPa; Rising slowly · +0.04 inHg+1.2 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 (46°8° then, 46°8° now)

Good hours for

Fog until 11 AM
Above 60°16° today by noon
High 68°20° today at 4 PM
Below 60°16° tonight after 8 PM

This morningUp to 57°14° by 11 AM · Mostly cloudy
This afternoonUp to 68°20° by 4 PM · Partly cloudy
TonightDown to 48°9° by 3 AM · Partly cloudy
Tomorrow morningUp to 60°16° by 11 AM · Cloudy
Tomorrow afternoonUp to 70°21° by 4 PM · Mostly cloudy
Tomorrow nightDown to 48°9° by 4 AM · Mostly cloudy
Monday morningNear 47°8° · Partly 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 9a	Fog	46°8° (likely 46°8° to 49°9°)	44°7°	0%	5 mph8 km/h from SSE, gusts 10 mph16 km/h	100%	77%	0
Sat 10a	Fog	52°11° (likely 50°10° to 54°12°)	52°11°	0%	5 mph8 km/h from SSE, gusts 13 mph21 km/h	93%	82%	1
Sat 11a	Cloudy	57°14° (likely 52°11° to 58°14°)	57°14°	0%	5 mph8 km/h from SSE, gusts 11 mph17 km/h	83%	84%	1
Sat 12p	Partly sunny	62°17° (likely 56°13° to 62°17°)	62°17°	0%	5 mph8 km/h from SSE, gusts 10 mph17 km/h	70%	71%	2
Sat 1p	Partly sunny	65°18° (likely 59°15° to 65°18°)	65°18°	0%	6 mph10 km/h from SSE, gusts 9 mph15 km/h	58%	50%	3
Sat 2p	Partly sunny	67°19° (likely 63°17° to 67°19°)	67°19°	0%	5 mph8 km/h from S, gusts 10 mph15 km/h	54%	47%	3
Sat 3p	Partly sunny	67°19° (likely 65°18° to 67°19°)	67°19°	0%	5 mph8 km/h from S, gusts 9 mph14 km/h	52%	52%	3
Sat 4p	Cloudy	68°20° (likely 65°18° to 68°20°)	68°20°	0%	5 mph8 km/h from S, gusts 9 mph14 km/h	49%	61%	2
Sat 5p	Cloudy	67°19° (likely 65°18° to 67°19°)	67°19°	0%	3 mph5 km/h from S, gusts 8 mph13 km/h	50%	63%	1
Sat 6p	Cloudy	66°19° (likely 62°17° to 66°19°)	66°19°	0%	2 mph3 km/h from SSE, gusts 8 mph12 km/h	52%	53%	0
Sat 7p	Partly cloudy	62°17° (likely 57°14° to 62°17°)	62°17°	0%	2 mph3 km/h from SSE, gusts 9 mph14 km/h	60%	41%	0
Sat 8p	Clear	56°13° (likely 54°12° to 57°14°)	56°13°	0%	2 mph3 km/h from SSE, gusts 9 mph14 km/h	74%	13%	0
Sat 9p	Clear	54°12° (likely 52°11° to 55°13°)	54°12°	0%	2 mph3 km/h from SSE, gusts 10 mph16 km/h	77%	11%	0
Sat 10p	Clear	52°11° (likely 50°10° to 54°12°)	52°11°	0%	3 mph5 km/h from SSE, gusts 11 mph18 km/h	80%	12%	0
Sat 11p	Clear	51°11° (likely 50°10° to 53°12°)	51°11°	0%	3 mph5 km/h from SSE, gusts 11 mph18 km/h	83%	16%	0
Sun 12a	Clear	51°11° (likely 49°9° to 52°11°)	51°11°	0%	3 mph5 km/h from SSE, gusts 10 mph16 km/h	83%	8%	0
Sun 1a	Clear	50°10° (likely 48°9° to 51°11°)	49°9°	0%	3 mph5 km/h from SSE, gusts 10 mph16 km/h	83%	11%	0
Sun 2a	Mostly clear	49°9° (likely 48°9° to 50°10°)	48°9°	0%	3 mph5 km/h from SSE, gusts 11 mph18 km/h	86%	20%	0
Sun 3a	Mostly clear	48°9° (likely 48°9° to 50°10°)	47°8°	0%	3 mph5 km/h from SSE, gusts 12 mph19 km/h	86%	39%	0
Sun 4a	Partly cloudy	48°9° (likely 47°8° to 50°10°)	47°8°	5%	3 mph5 km/h from S, gusts 11 mph18 km/h	86%	67%	0
Sun 5a	Mostly clear	48°9° (likely 47°8° to 50°10°)	46°8°	5%	5 mph8 km/h from S, gusts 11 mph17 km/h	83%	55%	0
Sun 6a	Cloudy	47°8° (likely 46°8° to 49°9°)	45°7°	5%	5 mph8 km/h from S, gusts 10 mph16 km/h	86%	82%	0
Sun 7a	Cloudy	46°8° (likely 46°8° to 49°9°)	45°7°	5%	3 mph5 km/h from S, gusts 9 mph15 km/h	89%	84%	0
Sun 8a	Partly sunny	47°8° (likely 46°8° to 50°10°)	45°7°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	86%	83%	0
Sun 9a	Cloudy	48°9° (likely 47°8° to 51°11°)	46°8°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	86%	86%	0
Sun 10a	Cloudy	54°12° (likely 52°11° to 55°13°)	54°12°	0%	5 mph8 km/h from S, gusts 11 mph17 km/h	80%	88%	1
Sun 11a	Cloudy	60°16° (likely 57°14° to 60°16°)	60°16°	0%	6 mph10 km/h from S, gusts 13 mph20 km/h	69%	91%	2
Sun 12p	Cloudy	64°18° (likely 61°16° to 64°18°)	64°18°	0%	6 mph10 km/h from SSW, gusts 12 mph19 km/h	63%	95%	3
Sun 1p	Cloudy	67°19° (likely 65°18° to 67°19°)	67°19°	0%	6 mph10 km/h from SSW, gusts 12 mph19 km/h	54%	95%	3
Sun 2p	Cloudy	68°20° (likely 65°18° to 68°20°)	68°20°	0%	7 mph11 km/h from SSW, gusts 11 mph18 km/h	53%	83%	3
Sun 3p	Partly sunny	69°21° (likely 67°19° to 69°21°)	69°21°	0%	6 mph10 km/h from SSW, gusts 11 mph17 km/h	51%	68%	3
Sun 4p	Sunny	70°21° (likely 68°20° to 70°21°)	70°21°	0%	6 mph10 km/h from SSW, gusts 10 mph17 km/h	49%	28%	2
Sun 5p	Partly sunny	69°21° (likely 67°19° to 70°21°)	69°21°	0%	6 mph10 km/h from SSW, gusts 10 mph16 km/h	51%	32%	1
Sun 6p	Partly sunny	67°19° (likely 64°18° to 67°19°)	67°19°	0%	3 mph5 km/h from SW, gusts 9 mph14 km/h	54%	39%	1
Sun 7p	Cloudy	64°18° (likely 60°16° to 64°18°)	64°18°	0%	2 mph3 km/h from SSW, gusts 6 mph10 km/h	60%	76%	0
Sun 8p	Cloudy	57°14° (likely 57°14° to 60°16°)	57°14°	0%	2 mph3 km/h from SSW, gusts 5 mph8 km/h	77%	73%	0
Sun 9p	Partly cloudy	55°13° (likely 55°13° to 58°14°)	55°13°	0%	1 mph2 km/h from S, gusts 5 mph7 km/h	80%	73%	0
Sun 10p	Partly cloudy	54°12° (likely 54°12° to 57°14°)	54°12°	0%	1 mph2 km/h from S, gusts 5 mph8 km/h	80%	74%	0
Sun 11p	Partly cloudy	53°12° (likely 53°12° to 56°13°)	53°12°	0%	2 mph3 km/h from S, gusts 5 mph9 km/h	83%	70%	0
Mon 12a	Partly cloudy	52°11° (likely 52°11° to 55°13°)	52°11°	0%	2 mph3 km/h from S, gusts 3 mph6 km/h	83%	66%	0
Mon 1a	Partly cloudy	51°11° (likely 51°11° to 54°12°)	51°11°	0%	1 mph2 km/h from SSW, gusts 5 mph7 km/h	86%	63%	0
Mon 2a	Partly cloudy	50°10° (likely 50°10° to 54°12°)	50°10°	0%	1 mph2 km/h from SSW, gusts 5 mph8 km/h	86%	57%	0
Mon 3a	Partly cloudy	49°9° (likely 49°9° to 54°12°)	49°9°	0%	1 mph2 km/h from SSW, gusts 4 mph6 km/h	89%	50%	0
Mon 4a	Partly cloudy	48°9° (likely 48°9° to 53°12°)	48°9°	0%	1 mph2 km/h from SSW, gusts 4 mph7 km/h	89%	56%	0
Mon 5a	Partly cloudy	48°9° (likely 48°9° to 52°11°)	48°9°	0%	1 mph2 km/h from SSW, gusts 4 mph7 km/h	89%	56%	0
Mon 6a	Partly cloudy	47°8° (likely 47°8° to 52°11°)	47°8°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	93%	57%	0
Mon 7a	Partly cloudy	46°8° (likely 46°8° to 52°11°)	46°8°	0%	1 mph2 km/h from E, gusts 4 mph6 km/h	96%	59%	0
Mon 8a	Partly sunny	47°8° (likely 47°8° to 52°11°)	47°8°	0%	1 mph2 km/h from ENE, gusts 4 mph7 km/h	93%	60%	0

Days ahead

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

Today, Oct 24. Fog. High 68°20°, low 46°8°. Typical 57°14° / 40°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Fog, 57°14°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 48°9°
  Dry
Official NWS forecast
Today: Areas of fog before 11am. Mostly sunny, with a high near 68. South southeast wind around 6 mph.
Tonight: Partly cloudy. Low around 46, with temperatures rising to around 48 overnight. South southeast wind around 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
65°18°–68°20°
Low, likely
44°7°–47°8°
Typical high / low
57°14° / 40°4°
Wind
8 mph13 km/h, gusts 17 mph27 km/h
UV peak
3
Tomorrow, Oct 25. Cloudy. High 70°21°, low 46°8°. Typical 57°14° / 39°4°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 48°9°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 70. South wind 3 to 7 mph.
Night: Partly cloudy, with a low around 46. South southwest wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–70°21°
Low, likely
46°8°–49°9°
Typical high / low
57°14° / 39°4°
Wind
8 mph12 km/h, gusts 16 mph26 km/h
UV peak
3
Monday, Oct 26. Mostly cloudy. High 65°18°, low 42°6°. Typical 56°13° / 39°4°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Partly sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 47°8°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 65. East northeast wind 1 to 6 mph.
Night: Mostly cloudy, with a low around 42.
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 65°18°).
High, likely
63°17°–68°20°
Low, likely
42°6°–50°10°
Typical high / low
56°13° / 39°4°
Wind
12 mph19 km/h, gusts 22 mph36 km/h
UV peak
3
Tuesday, Oct 27. Cloudy. High 61°16°, low 45°7°. Typical 56°13° / 39°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 46°8°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 53°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly cloudy, with a high near 61.
Night: Mostly cloudy, with a low around 45.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
59°15°–68°20°
Low, likely
45°7°–47°8°
Typical high / low
56°13° / 39°4°
Wind
12 mph19 km/h, gusts 23 mph37 km/h
UV peak
3
Wednesday, Oct 28. Cloudy. High 69°21°, low 51°11°. Typical 55°13° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 58°15°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 69.
Night: A slight chance of rain showers after 8pm. Partly cloudy, with a low around 51.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–72°22°
Low, likely
50°10°–54°12°
Typical high / low
55°13° / 38°3°
Wind
12 mph19 km/h, gusts 24 mph38 km/h
UV peak
3
Thursday, Oct 29. Partly sunny. High 66°19°, low 43°6°. Typical 55°13° / 38°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 58°14°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 58°14°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 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 43.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
64°18°–72°22°
Low, likely
43°6°–58°14°
Typical high / low
55°13° / 38°3°
Wind
17 mph27 km/h, gusts 28 mph44 km/h
UV peak
3
Friday, Oct 30. Showers. High 65°18°, low 45°7°. Typical 54°12° / 38°3°. Rain 0.01 in0.3 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 52°11°
  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.
Night: A slight chance of rain showers before 8pm. Mostly cloudy, with a low around 45.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–73°23°
Low, likely
40°4°–56°13°
Typical high / low
54°12° / 38°3°
Wind
11 mph17 km/h, gusts 24 mph39 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 67°19°, low 52°11°. Typical 54°12° / 38°3°. Rain 0.04 in1 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 66°19°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 61°16°
  30% chance
4. Overnight
  midnight–6 AM
  Rain, 57°14°
  40% chance · 0.08 in2 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
57°14°–73°23°
Low, likely
41°5°–59°15°
Typical high / low
54°12° / 38°3°
Wind
12 mph20 km/h, gusts 25 mph40 km/h
UV peak
1
Sunday, Nov 1. Rain. High 66°19°, low 57°14°. Typical 54°12° / 37°3°. Rain 0.59 in15 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 57°14°
  50% chance · 0.02 in0.6 mm
2. Afternoon
  noon–6 PM
  Drizzle, 67°19°
  50% chance · 0.09 in2.2 mm
3. Evening
  6 PM–midnight
  Rain, 61°16°
  40% chance · 0.48 in12 mm
4. Overnight
  midnight–6 AM
  Rain, 58°15°
  40% chance · 0.11 in2.7 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
63°17°–72°22°
Low, likely
48°9°–63°17°
Typical high / low
54°12° / 37°3°
Wind
19 mph31 km/h, gusts 35 mph57 km/h
UV peak
2
Monday, Nov 2. Rain. High 62°17°, low 54°12°. Typical 53°12° / 37°3°. Rain 0.38 in9.7 mm, 40% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 59°15°
  40% chance · 0.03 in0.7 mm
2. Afternoon
  noon–6 PM
  Drizzle, 62°16°
  30% chance · 0.17 in4.3 mm
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  30% chance · 0.27 in6.9 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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
58°14°–66°19°
Low, likely
47°8°–59°15°
Typical high / low
53°12° / 37°3°
Wind
20 mph32 km/h, gusts 37 mph59 km/h

10 days15 days30 days

The outlook

Today
Dry, high 68°, low 46°.
Tomorrow
Dry, high 70°, low 46°.
Monday
Dry, high 65°, low 42°, cooling off.
Rest of week
Highs 61–69°; chance of precipitation on Sunday, Monday.

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

17 mi

Below flood stage

Level: 1.6 ft
Flow: 1,720 cfs

Forecast peak 1.4 ft Sat 2 PM

Reading from Sat 8 AM · NWS gauge page

Rabbit River near Hopkins

5.8 mi

Below flood stage

Level: 3.1 ft
Flow: 34 cfs

Reading from Sat 8 AM · NWS gauge page

Buck Creek at Wilson Avenue at Grandville

12 mi

Below flood stage

Level: 4.6 ft
Flow: 31 cfs

Reading from Sat 8:30 AM · NWS gauge page

Thornapple River at Caledonia

13 mi

Below flood stage

Level: 3.5 ft
Flow: 475 cfs

Reading from Sat 6:45 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 19Typical 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 46°F).

Open the windows?

Today, 12:00 PM–7:00 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 11°6° warmer than typical.

Last 7 days vs normal

On average 4°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
+7°+4°FriOct 23
—SatOct 24

Dorr 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 37 min less
Golden hour: 6:07–7:04 PM; Morning 7:49–8:46 AM
Blue hour: 7:04–7:15 PM; Morning 7:38–7:49 AM; first light 7:38 AM

Stars tonight? Fair

Mostly clear 8 PM–3 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

97% lit · growing

Today: sets 6:18 AM · rises 5:44 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Dorr. 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

Dorr, 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

Rabbit River near Hopkins

Buck Creek at Wilson Avenue at Grandville

Thornapple River at Caledonia

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