1 active weather alert
Dense Fog Advisory
Ends in 2 h 53 min
- When
- Until 10 AM EDT this morning.
- Where
- Mecosta, Montcalm, Clinton, Eaton, Ingham, Ionia, Kent, Lake, Muskegon, and Newaygo Counties.
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: Lake; Newaygo; Mecosta; Muskegon; Montcalm; Kent; Ionia; Clinton; Eaton; Ingham
See it on weather.gov (opens in a new tab)
Observed 6:39 AM EDT at KGRR
Grand Rapids, MI weather
Foggy and 45°7°, 11°6° warmer than a typical Oct 23.
Today: low 44°7° (likely 41°5° to 45°7°), high 69°21° (likely 67°19° to 69°21°).
Now 45°7°
Fog · Feels like 42°5°
- Wind
- 6 mph9 km/h
- From the east. Up to 6 mph9 km/h through 7 PM
- Visibility (notable)
- 0.2 mi0.3 km
- Dense fog
- Dew point
- 45°7°
- Comfortable
- Humidity
- 100%
- Air 45°7°, dew point 45°7° · fog or dew likely
- UV index
- 0Low
- Moderate 1–4 PM · peak 3
- Air quality
- 68Moderate
- Main pollutant: PM2.5 (fine particles)
- Pressure
- 30.34 inHg1027 hPa
- Rising slowly · +0.02 inHg+0.6 hPa in 3 h
Next 2 hours
No precipitation expected in the next 2 hours.
From forecast models
Next 48 hours
This morningUp to 54°12° by 11 AM · Partly cloudy
This afternoonUp to 69°21° by 5 PM · Clear
TonightDown to 45°7° by 5 AM · Partly cloudy
Tomorrow morningUp to 56°13° by 11 AM · Partly cloudy
Tomorrow afternoonUp to 68°20° by 3 PM · Partly cloudy
Tomorrow nightDown to 50°10° by 4 AM · Partly cloudy
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Fri 7a | Mostly clear | 44°7° (likely 41°5° to 45°7°) | 44°7° | 0% | 2 mph3 km/h from E, gusts 7 mph11 km/h | 96% | 46% | 0 |
| Fri 8a | Partly sunny | 44°7° (likely 41°5° to 46°8°) | 44°7° | 0% | 2 mph3 km/h from E, gusts 7 mph11 km/h | 96% | 64% | 0 |
| Fri 9a | Fog | 45°7° (likely 43°6° to 47°8°) | 44°7° | 0% | 3 mph5 km/h from E, gusts 6 mph10 km/h | 100% | 67% | 0 |
| Fri 10a | Partly sunny | 49°9° (likely 47°8° to 50°10°) | 49°9° | 0% | 2 mph3 km/h from ESE, gusts 8 mph12 km/h | 100% | 62% | 1 |
| Fri 11a | Mostly sunny | 54°12° (likely 50°10° to 55°13°) | 54°12° | 0% | 2 mph3 km/h from ESE, gusts 8 mph13 km/h | 86% | 40% | 1 |
| Fri 12p | Mostly sunny | 59°15° (likely 55°13° to 59°15°) | 59°15° | 0% | 2 mph3 km/h from ESE, gusts 6 mph10 km/h | 78% | 12% | 2 |
| Fri 1p | Sunny | 63°17° (likely 60°16° to 63°17°) | 63°17° | 0% | 2 mph3 km/h from ESE, gusts 5 mph8 km/h | 67% | 0% | 3 |
| Fri 2p | Sunny | 66°19° (likely 64°18° to 66°19°) | 66°19° | 0% | 2 mph3 km/h from SE, gusts 4 mph7 km/h | 58% | 1% | 3 |
| Fri 3p | Sunny | 68°20° (likely 66°19° to 68°20°) | 68°20° | 0% | 1 mph2 km/h from ESE, gusts 3 mph6 km/h | 55% | 0% | 3 |
| Fri 4p | Sunny | 68°20° (likely 67°19° to 68°20°) | 68°20° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 53% | 4% | 2 |
| Fri 5p | Sunny | 69°21° (likely 66°19° to 69°21°) | 69°21° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 51% | 7% | 1 |
| Fri 6p | Mostly sunny | 67°19° (likely 64°18° to 67°19°) | 67°19° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 56% | 28% | 0 |
| Fri 7p | Mostly clear | 64°18° (likely 57°14° to 64°18°) | 64°18° | 0% | 1 mph2 km/h from E, gusts 6 mph9 km/h | 60% | 26% | 0 |
| Fri 8p | Mostly clear | 59°15° (likely 54°12° to 59°15°) | 59°15° | 0% | 1 mph2 km/h from E, gusts 7 mph11 km/h | 72% | 52% | 0 |
| Fri 9p | Mostly clear | 55°13° (likely 52°11° to 57°14°) | 55°13° | 0% | 2 mph3 km/h from E, gusts 8 mph13 km/h | 83% | 62% | 0 |
| Fri 10p | Mostly clear | 53°12° (likely 50°10° to 55°13°) | 53°12° | 0% | 2 mph3 km/h from ESE, gusts 9 mph14 km/h | 89% | 50% | 0 |
| Fri 11p | Partly cloudy | 52°11° (likely 48°9° to 53°12°) | 52°11° | 0% | 3 mph5 km/h from ESE, gusts 8 mph14 km/h | 89% | 52% | 0 |
| Sat 12a | Clear | 50°10° (likely 47°8° to 52°11°) | 49°9° | 0% | 3 mph5 km/h from ESE, gusts 9 mph14 km/h | 93% | 14% | 0 |
| Sat 1a | Mostly clear | 49°9° (likely 46°8° to 51°11°) | 48°9° | 0% | 3 mph5 km/h from ESE, gusts 8 mph13 km/h | 96% | 70% | 0 |
| Sat 2a | Partly cloudy | 47°8° (likely 45°7° to 50°10°) | 46°8° | 0% | 3 mph5 km/h from SE, gusts 9 mph14 km/h | 100% | 59% | 0 |
| Sat 3a | Partly cloudy | 47°8° (likely 44°7° to 49°9°) | 47°8° | 0% | 2 mph3 km/h from SE, gusts 9 mph14 km/h | 100% | 72% | 0 |
| Sat 4a | Fog | 46°8° (likely 44°7° to 49°9°) | 45°7° | 0% | 3 mph5 km/h from SE, gusts 9 mph15 km/h | 100% | 59% | 0 |
| Sat 5a | Fog | 45°7° (likely 43°6° to 48°9°) | 44°7° | 0% | 3 mph5 km/h from SE, gusts 9 mph15 km/h | 100% | 50% | 0 |
| Sat 6a | Cloudy | 45°7° (likely 43°6° to 48°9°) | 44°7° | 0% | 3 mph5 km/h from SE, gusts 8 mph13 km/h | 100% | 60% | 0 |
| Sat 7a | Fog | 45°7° (likely 43°6° to 47°8°) | 45°7° | 0% | 2 mph3 km/h from SE, gusts 8 mph13 km/h | 100% | 51% | 0 |
| Sat 8a | Fog | 44°7° (likely 42°6° to 47°8°) | 44°7° | 0% | 2 mph3 km/h from SE, gusts 9 mph14 km/h | 100% | 50% | 0 |
| Sat 9a | Fog | 46°8° (likely 44°7° to 49°9°) | 45°7° | 0% | 3 mph5 km/h from SE, gusts 9 mph14 km/h | 100% | 51% | 0 |
| Sat 10a | Partly sunny | 52°11° (likely 51°11° to 53°12°) | 52°11° | 0% | 3 mph5 km/h from SSE, gusts 9 mph14 km/h | 93% | 70% | 1 |
| Sat 11a | Cloudy | 56°13° (likely 56°13° to 57°14°) | 56°13° | 0% | 3 mph5 km/h from SSE, gusts 11 mph17 km/h | 83% | 76% | 2 |
| Sat 12p | Cloudy | 61°16° (likely 60°16° to 62°17°) | 61°16° | 0% | 5 mph8 km/h from SSE, gusts 11 mph18 km/h | 72% | 76% | 3 |
| Sat 1p | Mostly cloudy | 64°18° (likely 64°18° to 66°19°) | 64°18° | 0% | 5 mph8 km/h from SSE, gusts 11 mph18 km/h | 63% | 55% | 4 |
| Sat 2p | Mostly cloudy | 67°19° (likely 66°19° to 68°20°) | 67°19° | 0% | 5 mph8 km/h from S, gusts 11 mph18 km/h | 54% | 54% | 4 |
| Sat 3p | Partly sunny | 68°20° (likely 66°19° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from S, gusts 11 mph18 km/h | 53% | 51% | 4 |
| Sat 4p | Mostly cloudy | 68°20° (likely 67°19° to 69°21°) | 68°20° | 0% | 5 mph8 km/h from S, gusts 12 mph19 km/h | 51% | 52% | 3 |
| Sat 5p | Mostly cloudy | 68°20° (likely 65°18° to 68°20°) | 68°20° | 0% | 5 mph8 km/h from S, gusts 12 mph19 km/h | 51% | 52% | 2 |
| Sat 6p | Mostly cloudy | 66°19° (likely 63°17° to 66°19°) | 66°19° | 0% | 3 mph5 km/h from S, gusts 12 mph19 km/h | 56% | 52% | 1 |
| Sat 7p | Mostly cloudy | 63°17° (likely 58°14° to 63°17°) | 63°17° | 0% | 2 mph3 km/h from SSE, gusts 8 mph13 km/h | 62% | 65% | 0 |
| Sat 8p | Mostly cloudy | 60°16° (likely 56°13° to 60°16°) | 60°16° | 0% | 2 mph3 km/h from SSE, gusts 10 mph15 km/h | 69% | 57% | 0 |
| Sat 9p | Mostly clear | 56°13° (likely 53°12° to 57°14°) | 56°13° | 0% | 2 mph3 km/h from SSE, gusts 10 mph16 km/h | 80% | 36% | 0 |
| Sat 10p | Partly cloudy | 54°12° (likely 51°11° to 56°13°) | 54°12° | 0% | 2 mph3 km/h from SSE, gusts 11 mph17 km/h | 83% | 31% | 0 |
| Sat 11p | Clear | 54°12° (likely 50°10° to 55°13°) | 54°12° | 0% | 3 mph5 km/h from SSE, gusts 11 mph18 km/h | 80% | 34% | 0 |
| Sun 12a | Partly cloudy | 53°12° (likely 48°9° to 54°12°) | 53°12° | 0% | 3 mph5 km/h from SSE, gusts 11 mph17 km/h | 83% | 25% | 0 |
| Sun 1a | Cloudy | 53°12° (likely 47°8° to 53°12°) | 53°12° | 0% | 3 mph5 km/h from S, gusts 11 mph17 km/h | 80% | 50% | 0 |
| Sun 2a | Cloudy | 52°11° (likely 48°9° to 53°12°) | 52°11° | 0% | 3 mph5 km/h from S, gusts 10 mph17 km/h | 83% | 46% | 0 |
| Sun 3a | Partly cloudy | 51°11° (likely 47°8° to 54°12°) | 51°11° | 0% | 3 mph5 km/h from S, gusts 9 mph15 km/h | 83% | 49% | 0 |
| Sun 4a | Partly cloudy | 50°10° (likely 47°8° to 53°12°) | 49°9° | 0% | 3 mph5 km/h from S, gusts 9 mph14 km/h | 86% | 23% | 0 |
| Sun 5a | Partly cloudy | 50°10° (likely 46°8° to 53°12°) | 49°9° | 0% | 3 mph5 km/h from S, gusts 9 mph14 km/h | 83% | 53% | 0 |
| Sun 6a | Partly cloudy | 49°9° (likely 46°8° to 53°12°) | 48°9° | 0% | 3 mph5 km/h from S, gusts 8 mph14 km/h | 83% | 72% | 0 |
Days ahead
Today, Oct 23. Fog. High 69°21°, low 44°7°. Typical 58°14° / 40°4°. Dry. Forecasts agree.
Morning
6 AM–noon
Fog, 44°7°Dry
Afternoon
noon–6 PM
Sunny, 69°21°Dry
Evening
6 PM–midnight
Mostly clear, 59°15°Dry
Overnight
midnight–6 AM
Partly cloudy, 45°7°Dry
Official NWS forecast
Today: Patchy fog between 9am and 10am. Sunny, with a high near 69. East southeast wind 0 to 3 mph.
Tonight: Patchy fog after 4am. Partly cloudy, with a low around 44. East southeast wind 0 to 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 67°19°–69°21°
- Low, likely
- 41°5°–45°7°
- Typical high / low
- 58°14° / 40°4°
- Wind
- 6 mph10 km/h, gusts 11 mph18 km/h
- UV peak
- 4
Tomorrow, Oct 24. Cloudy. High 68°20°, low 48°9°. Typical 57°14° / 40°4°. Dry. Forecasts agree.
Morning
6 AM–noon
Fog, 44°7°Dry
Afternoon
noon–6 PM
Partly sunny, 68°20°Dry
Evening
6 PM–midnight
Mostly clear, 60°16°Dry
Overnight
midnight–6 AM
Partly cloudy, 50°10°Dry
Official NWS forecast
Day: Patchy fog before 10am. Partly sunny, with a high near 68. South southeast wind around 5 mph.
Night: Partly cloudy, with a low around 48. South southeast wind around 3 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
- High, likely
- 67°19°–69°21°
- Low, likely
- 42°6°–48°9°
- Typical high / low
- 57°14° / 40°4°
- Wind
- 8 mph14 km/h, gusts 16 mph26 km/h
- UV peak
- 4
Sunday, Oct 25. Partly sunny. High 70°21°, low 49°9°. Typical 57°14° / 39°4°. Dry. Forecasts agree. Best day outdoors this week.
Morning
6 AM–noon
Cloudy, 50°10°Dry
Afternoon
noon–6 PM
Cloudy, 69°21°Dry
Evening
6 PM–midnight
Cloudy, 58°15°Dry
Overnight
midnight–6 AM
Partly cloudy, 50°10°Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70. South southwest wind 3 to 7 mph.
Night: Mostly cloudy, with a low around 49.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 70°21°).
- High, likely
- 69°21°–71°22°
- Low, likely
- 47°8°–52°11°
- Typical high / low
- 57°14° / 39°4°
- Wind
- 8 mph14 km/h, gusts 17 mph28 km/h
- UV peak
- 3
Monday, Oct 26. Mostly cloudy. High 64°18°, low 43°6°. Typical 56°13° / 39°4°. Dry. Forecasts differ.
Morning
6 AM–noon
Cloudy, 48°9°Dry
Afternoon
noon–6 PM
Cloudy, 65°18°Dry
Evening
6 PM–midnight
Cloudy, 57°14°Dry
Overnight
midnight–6 AM
Cloudy, 48°9°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.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 60°16°–68°20°
- Low, likely
- 43°6°–50°10°
- Typical high / low
- 56°13° / 39°4°
- Wind
- 12 mph19 km/h, gusts 22 mph35 km/h
- UV peak
- 3
Tuesday, Oct 27. Mostly cloudy. High 59°15°, low 43°6°. Typical 56°13° / 39°4°. Dry. Forecasts differ.
Morning
6 AM–noon
Cloudy, 47°8°Dry
Afternoon
noon–6 PM
Cloudy, 60°16°Dry
Evening
6 PM–midnight
Cloudy, 57°14°Dry
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 59.
Night: Mostly cloudy, with a low around 43.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 57°14°–64°18°
- Low, likely
- 43°6°–47°8°
- Typical high / low
- 56°13° / 39°4°
- Wind
- 11 mph18 km/h, gusts 24 mph38 km/h
- UV peak
- 3
Wednesday, Oct 28. Cloudy. High 66°19°, low 47°8°. Typical 55°13° / 38°3°. Dry. Mostly agree.
Morning
6 AM–noon
Cloudy, 53°12°Dry
Afternoon
noon–6 PM
Partly sunny, 68°20°Dry
Evening
6 PM–midnight
Clear, 60°15°Dry
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 66.
Night: Partly cloudy, with a low around 47.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
- High, likely
- 66°19°–70°21°
- Low, likely
- 47°8°–56°13°
- Typical high / low
- 55°13° / 38°3°
- Wind
- 11 mph18 km/h, gusts 24 mph39 km/h
- UV peak
- 3
Thursday, Oct 29. Showers. High 66°19°, low 44°7°. Typical 55°13° / 38°3°. Rain 0.05 in1.3 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Cloudy, 56°13°Dry
Afternoon
noon–6 PM
Partly sunny, 63°17°Dry
Evening
6 PM–midnight
Clear, 53°12°Dry
Overnight
midnight–6 AM
Clear, 46°8°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 66.
Night: A slight chance of rain showers. Mostly cloudy, with a low around 44.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
- High, likely
- 60°16°–71°22°
- Low, likely
- 44°7°–54°12°
- Typical high / low
- 55°13° / 38°3°
- Wind
- 15 mph23 km/h, gusts 32 mph51 km/h
- UV peak
- 3
Friday, Oct 30. Rain. High 59°15°, low 45°7°. Typical 54°12° / 38°3°. Rain 0.12 in3 mm, 20% chance. Forecasts differ.
Morning
6 AM–noon
Sunny, 44°6°Dry
Afternoon
noon–6 PM
Drizzle, 57°14°Dry
Evening
6 PM–midnight
Rain, 48°9°Dry
Overnight
midnight–6 AM
Drizzle, 42°5°20% 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
- 50°10°–65°18°
- Low, likely
- 38°3°–55°13°
- Typical high / low
- 54°12° / 38°3°
- Wind
- 13 mph21 km/h, gusts 31 mph49 km/h
- UV peak
- 1
Saturday, Oct 31. Drizzle. High 58°14°, low 44°7°. Typical 54°12° / 38°3°. Rain 0.19 in4.8 mm, 30% chance. Forecasts differ.
Morning
6 AM–noon
Drizzle, 42°6°20% chance · 0.06 in1.4 mm
Afternoon
noon–6 PM
Drizzle, 56°13°30% chance
Evening
6 PM–midnight
Drizzle, 50°10°30% chance · 0.03 in0.8 mm
Overnight
midnight–6 AM
Drizzle, 49°9°40% chance · 0.02 in0.6 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
- 50°10°–62°17°
- Low, likely
- 34°1°–55°13°
- Typical high / low
- 54°12° / 38°3°
- Wind
- 11 mph17 km/h, gusts 25 mph40 km/h
Sunday, Nov 1. Showers. High 59°15°, low 50°10°. Typical 54°12° / 37°3°. Rain 0.28 in7.1 mm, 40% chance. Mostly agree.
Morning
6 AM–noon
Showers, 49°9°40% chance · 0.11 in2.8 mm
Afternoon
noon–6 PM
Drizzle, 57°14°40% chance · 0.02 in0.6 mm
Evening
6 PM–midnight
Cloudy, 53°12°30% 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
- 55°13°–62°17°
- Low, likely
- 46°8°–54°12°
- Typical high / low
- 54°12° / 37°3°
- Wind
- 13 mph20 km/h, gusts 27 mph43 km/h
The outlook
Today
Dry, high 69°, low 44°.
Tomorrow
Dry, high 68°, low 48°.
Sunday
Dry, high 70°, low 49°.
Rest of week
Highs 58–66°; 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
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Heating this week
About 84% less heating than a typical week.
Heating degree days, base 65°F
Heat-pump hours, next 7 days
- h below 47°F
- 10
- 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, 1:00 PM–7:00 PM
Good stretch to open the windows.
Is this typical?
Oct 23, today vs a typical year
Today’s expected high is 11°6° warmer than typical.
- Normal high / low
- 58°14° / 40°4°
- Forecast high / low
- 69°21° / 44°7°
- Record high
- 83°28° in 1963
- Record low
- 19°−7° in 1969
Last 7 days vs normal
On average 1° warmer than normal (daily mean temperature).
- −7°−4°SatOct 17
- ±0°SunOct 18
- +2°+1°MonOct 19
- +3°+2°TueOct 20
- +5°+3°WedOct 21
- +6°+3°ThuOct 22
- —FriOct 23
Grand Rapids weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 8:05 AM, sunset 6:47 PM.
- Daylight
- 10 h 41 min
- Losing 2 min 44 s a day; shortest Dec 21, 1 h 41 min less
- Golden hour
- 6:07–7:05 PM
- Morning 7:48–8:45 AM
- Blue hour
- 7:05–7:16 PM
- Morning 7:36–7:48 AM; first light 7:36 AM
Stars tonight? Unknown
Cloud forecast not available for tonight.
Moon
Waxing gibbous
91% lit · growing
- Today
- sets 5:07 AM · rises 5:22 PM
- Full moon
- Oct 26
- New moon
- Nov 9
