Dense Fog Advisory
Ends in 1 h 42 min
When
Until 10 AM EDT /9 AM CDT/ this morning.
Where
Portions of northern Indiana and southwest Michigan.
Issued for this forecast zone · National Weather Service Northern Indiana
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: Marshall; Fulton; Miami; Grant; Blackford; Jay; Northern La Porte; Eastern St. Joseph; Western St. Joseph; Cass; Northern Berrien; Southern Berrien
See it on weather.gov (opens in a new tab)

Observed 7:55 AM EDT at KEKM

Vandalia, MI weather

Foggy and 47°8°, 11°6° warmer than a typical Oct 24.

Forecasts agree

Now 47°8°

Fog

Wind: 5 mph8 km/h; From the east. About 5 mph8 km/h through 8 PM
Visibility: 0.5 mi0.8 km; Fog · under 1 mi1.6 km
Dew point: 47°8°; Comfortable
Humidity: 100%; Air 47°8°, dew point 47°8° · fog or dew likely
UV index: 0Low; Moderate 1–4 PM · peak 3
Air quality: 27Good; Ozone · tomorrow moderate
Pressure: 30.42 inHg1030 hPa; Rising slowly · +0.03 inHg+1.0 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

5°3° warmer than this time yesterday (41°5° then, 47°8° now)

Good hours for

Fog until 11 AM
Above 60°16° today by noon
High 69°21° today at 5 PM
Below 60°16° tonight after 8 PM

This morningUp to 56°13° by 11 AM · Mostly cloudy
This afternoonUp to 69°21° by 5 PM · Mostly cloudy
TonightDown to 47°8° by 5 AM · Clear
Tomorrow morningUp to 59°15° by 11 AM · Mostly cloudy
Tomorrow afternoonUp to 71°22° by 5 PM · Mostly cloudy
Tomorrow nightDown to 49°9° by 5 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 8a	Fog	44°7° (likely 44°7° to 49°9°)	42°6°	0%	5 mph8 km/h from SE, gusts 10 mph16 km/h	100%	65%	0
Sat 9a	Fog	46°8° (likely 45°7° to 50°10°)	45°7°	0%	5 mph8 km/h from SE, gusts 11 mph18 km/h	96%	80%	0
Sat 10a	Fog	51°11° (likely 48°9° to 53°12°)	51°11°	0%	5 mph8 km/h from SE, gusts 12 mph19 km/h	86%	87%	1
Sat 11a	Cloudy	56°13° (likely 51°11° to 57°14°)	56°13°	0%	5 mph8 km/h from SE, gusts 11 mph17 km/h	74%	87%	1
Sat 12p	Cloudy	60°16° (likely 54°12° to 61°16°)	60°16°	0%	5 mph8 km/h from SE, gusts 9 mph15 km/h	62%	75%	2
Sat 1p	Partly sunny	63°17° (likely 59°15° to 64°18°)	63°17°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	56%	57%	3
Sat 2p	Partly sunny	66°19° (likely 62°17° to 66°19°)	66°19°	0%	5 mph8 km/h from S, gusts 7 mph11 km/h	50%	49%	3
Sat 3p	Partly sunny	67°19° (likely 65°18° to 67°19°)	67°19°	0%	5 mph8 km/h from S, gusts 6 mph10 km/h	47%	54%	3
Sat 4p	Partly sunny	68°20° (likely 65°18° to 68°20°)	68°20°	0%	5 mph8 km/h from S, gusts 6 mph10 km/h	45%	74%	2
Sat 5p	Cloudy	69°21° (likely 65°18° to 69°21°)	69°21°	0%	5 mph8 km/h from S, gusts 7 mph11 km/h	42%	75%	1
Sat 6p	Partly sunny	67°19° (likely 63°17° to 67°19°)	67°19°	0%	5 mph8 km/h from S, gusts 6 mph10 km/h	47%	50%	0
Sat 7p	Partly cloudy	63°17° (likely 58°14° to 63°17°)	63°17°	0%	5 mph8 km/h from SE, gusts 6 mph10 km/h	54%	36%	0
Sat 8p	Mostly clear	59°15° (likely 55°13° to 59°15°)	59°15°	0%	5 mph8 km/h from SE, gusts 7 mph12 km/h	62%	38%	0
Sat 9p	Clear	54°12° (likely 53°12° to 55°13°)	54°12°	0%	5 mph8 km/h from SE, gusts 10 mph16 km/h	74%	15%	0
Sat 10p	Clear	53°12° (likely 51°11° to 53°12°)	53°12°	0%	5 mph8 km/h from SE, gusts 11 mph17 km/h	74%	6%	0
Sat 11p	Clear	51°11° (likely 50°10° to 53°12°)	51°11°	0%	5 mph8 km/h from SE, gusts 11 mph17 km/h	80%	3%	0
Sun 12a	Clear	51°11° (likely 49°9° to 52°11°)	51°11°	0%	5 mph8 km/h from SE, gusts 10 mph16 km/h	80%	4%	0
Sun 1a	Partly cloudy	50°10° (likely 49°9° to 51°11°)	49°9°	0%	5 mph8 km/h from SE, gusts 10 mph16 km/h	83%	31%	0
Sun 2a	Mostly clear	50°10° (likely 49°9° to 51°11°)	49°9°	0%	5 mph8 km/h from SE, gusts 10 mph17 km/h	83%	13%	0
Sun 3a	Clear	49°9° (likely 47°8° to 50°10°)	48°9°	0%	5 mph8 km/h from SE, gusts 10 mph16 km/h	83%	15%	0
Sun 4a	Mostly clear	48°9° (likely 46°8° to 49°9°)	47°8°	0%	5 mph8 km/h from S, gusts 9 mph14 km/h	86%	18%	0
Sun 5a	Mostly clear	47°8° (likely 45°7° to 49°9°)	46°8°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	89%	37%	0
Sun 6a	Partly cloudy	47°8° (likely 45°7° to 48°9°)	46°8°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	86%	65%	0
Sun 7a	Partly cloudy	46°8° (likely 44°7° to 47°8°)	45°7°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	89%	78%	0
Sun 8a	Cloudy	45°7° (likely 44°7° to 47°8°)	44°7°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	93%	87%	0
Sun 9a	Cloudy	47°8° (likely 45°7° to 49°9°)	46°8°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	93%	87%	0
Sun 10a	Partly sunny	54°12° (likely 51°11° to 54°12°)	54°12°	0%	5 mph8 km/h from S, gusts 9 mph15 km/h	80%	70%	1
Sun 11a	Partly sunny	59°15° (likely 57°14° to 59°15°)	59°15°	0%	5 mph8 km/h from S, gusts 11 mph17 km/h	69%	66%	2
Sun 12p	Cloudy	63°17° (likely 61°16° to 63°17°)	63°17°	0%	5 mph8 km/h from S, gusts 10 mph16 km/h	60%	77%	3
Sun 1p	Partly sunny	66°19° (likely 65°18° to 66°19°)	66°19°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	54%	69%	3
Sun 2p	Cloudy	68°20° (likely 67°19° to 69°21°)	68°20°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	49%	69%	4
Sun 3p	Cloudy	69°21° (likely 67°19° to 70°21°)	69°21°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	49%	74%	3
Sun 4p	Cloudy	70°21° (likely 67°19° to 71°22°)	70°21°	0%	5 mph8 km/h from S, gusts 8 mph12 km/h	46%	69%	2
Sun 5p	Partly sunny	71°22° (likely 66°19° to 71°22°)	71°22°	0%	5 mph8 km/h from S, gusts 7 mph11 km/h	44%	56%	2
Sun 6p	Partly sunny	69°21° (likely 64°18° to 69°21°)	69°21°	0%	5 mph8 km/h from S, gusts 6 mph10 km/h	49%	64%	1
Sun 7p	Partly cloudy	65°18° (likely 59°15° to 65°18°)	65°18°	0%	0 mph0 km/h, gusts 6 mph9 km/h	54%	52%	0
Sun 8p	Cloudy	61°16° (likely 57°14° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 5 mph8 km/h	60%	64%	0
Sun 9p	Cloudy	56°13° (likely 55°13° to 58°14°)	56°13°	0%	0 mph0 km/h, gusts 5 mph8 km/h	69%	65%	0
Sun 10p	Partly cloudy	54°12° (likely 54°12° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	71%	69%	0
Sun 11p	Partly cloudy	54°12° (likely 53°12° to 55°13°)	54°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	71%	69%	0
Mon 12a	Partly cloudy	53°12° (likely 52°11° to 54°12°)	53°12°	0%	0 mph0 km/h, gusts 5 mph9 km/h	74%	64%	0
Mon 1a	Partly cloudy	53°12° (likely 52°11° to 53°12°)	53°12°	0%	0 mph0 km/h, gusts 5 mph9 km/h	71%	72%	0
Mon 2a	Partly cloudy	52°11° (likely 51°11° to 53°12°)	52°11°	0%	0 mph0 km/h, gusts 4 mph7 km/h	74%	71%	0
Mon 3a	Partly cloudy	51°11° (likely 49°9° to 54°12°)	51°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	77%	60%	0
Mon 4a	Partly cloudy	50°10° (likely 49°9° to 53°12°)	50°10°	0%	0 mph0 km/h, gusts 3 mph5 km/h	80%	75%	0
Mon 5a	Cloudy	49°9° (likely 48°9° to 53°12°)	49°9°	0%	0 mph0 km/h, gusts 3 mph5 km/h	83%	82%	0
Mon 6a	Partly cloudy	47°8° (likely 47°8° to 53°12°)	47°8°	0%	0 mph0 km/h, gusts 3 mph4 km/h	89%	70%	0
Mon 7a	Partly cloudy	47°8° (likely 47°8° to 52°11°)	47°8°	0%	0 mph0 km/h, gusts 2 mph4 km/h	86%	57%	0

Days ahead

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

Today, Oct 24. Fog. High 69°21°, low 45°7°. Typical 58°14° / 38°3°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Fog, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 47°8°
  Dry
Official NWS forecast
Today: Widespread fog before 11am. Mostly sunny, with a high near 69. Southeast wind around 5 mph.
Tonight: Partly cloudy, 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
43°6°–45°7°
Typical high / low
58°14° / 38°3°
Wind
9 mph14 km/h, gusts 15 mph24 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 71°22°, low 47°8°. Typical 57°14° / 38°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Partly cloudy, 49°9°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 71. South wind around 5 mph.
Night: Partly cloudy, with a low around 47. South wind 0 to 5 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
44°7°–47°8°
Typical high / low
57°14° / 38°3°
Wind
7 mph12 km/h, gusts 15 mph24 km/h
UV peak
4
Monday, Oct 26. Partly sunny. High 70°21°, low 45°7°. Typical 57°14° / 37°3°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Partly sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 69°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70. West wind 0 to 5 mph.
Night: Mostly cloudy, with a low around 45.
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 70°21°).
High, likely
68°20°–71°22°
Low, likely
45°7°–50°10°
Typical high / low
57°14° / 37°3°
Wind
7 mph12 km/h, gusts 19 mph31 km/h
UV peak
3
Tuesday, Oct 27. Cloudy. High 65°18°, low 46°8°. Typical 56°13° / 37°3°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 65°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 58°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 65.
Night: Mostly cloudy, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
61°16°–69°21°
Low, likely
46°8°–49°9°
Typical high / low
56°13° / 37°3°
Wind
11 mph18 km/h, gusts 23 mph36 km/h
UV peak
3
Wednesday, Oct 28. Cloudy. High 71°22°, low 52°11°. Typical 56°13° / 37°3°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 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: Mostly sunny, with a high near 71.
Night: Mostly clear, with a low around 52.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
69°21°–73°23°
Low, likely
48°9°–53°12°
Typical high / low
56°13° / 37°3°
Wind
11 mph17 km/h, gusts 23 mph36 km/h
UV peak
4
Thursday, Oct 29. Partly sunny. High 69°21°, low 46°8°. Typical 55°13° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Mostly sunny, 55°13°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  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: Mostly sunny, with a high near 69.
Night: Partly cloudy, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
66°19°–74°23°
Low, likely
46°8°–56°13°
Typical high / low
55°13° / 36°2°
Wind
14 mph22 km/h, gusts 28 mph44 km/h
UV peak
3
Friday, Oct 30. Partly sunny. High 68°20°, low 46°8°. Typical 55°13° / 36°2°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°11°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 50°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: A slight chance of rain showers after 2am. Mostly cloudy, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–74°23°
Low, likely
44°7°–56°13°
Typical high / low
55°13° / 36°2°
Wind
11 mph18 km/h, gusts 23 mph37 km/h
UV peak
3
Saturday, Oct 31. Cloudy. High 69°21°, low 52°11°. Typical 54°12° / 36°2°. Rain 0.04 in1 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 62°17°
  30% chance
4. Overnight
  midnight–6 AM
  Drizzle, 57°14°
  50% chance · 0.02 in0.5 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
61°16°–75°24°
Low, likely
44°7°–56°13°
Typical high / low
54°12° / 36°2°
Wind
12 mph20 km/h, gusts 25 mph40 km/h
UV peak
2
Sunday, Nov 1. Rain. High 67°19°, low 58°14°. Typical 54°12° / 35°2°. Rain 0.51 in13 mm, 50% chance. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 57°14°
  50% chance
2. Afternoon
  noon–6 PM
  Drizzle, 68°20°
  50% chance · 0.1 in2.5 mm
3. Evening
  6 PM–midnight
  Rain, 61°16°
  50% chance · 0.43 in11 mm
4. Overnight
  midnight–6 AM
  Rain, 59°15°
  50% chance · 0.18 in4.5 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
65°18°–70°21°
Low, likely
50°10°–63°17°
Typical high / low
54°12° / 35°2°
Wind
21 mph33 km/h, gusts 37 mph60 km/h
UV peak
2
Monday, Nov 2. Showers. High 64°18°, low 56°13°. Typical 54°12° / 35°2°. Rain 0.56 in14 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 60°16°
  40% chance · 0.04 in1.1 mm
2. Afternoon
  noon–6 PM
  Showers, 63°17°
  40% chance · 0.3 in7.6 mm
3. Evening
  6 PM–midnight
  Drizzle, 58°14°
  30% chance · 0.38 in9.5 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
60°16°–68°20°
Low, likely
50°10°–61°16°
Typical high / low
54°12° / 35°2°
Wind
19 mph31 km/h, gusts 34 mph55 km/h
UV peak
2

10 days15 days30 days

The outlook

Today
Dry, high 69°, low 45°.
Tomorrow
Dry, high 71°, low 47°.
Monday
Dry, high 70°, low 45°.
Rest of week
Highs 64–71°; chance of precipitation on Sunday, Monday.

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

Mill Creek (MI) at Quaker St. near Mottville

11 mi

Level: 4.5 ft
Flow: 17 cfs

Reading from Sat 6:15 AM · NWS gauge page

St. Joseph River (MI/IN) at Mottville

12 mi

Below flood stage

Level: 2.8 ft
Flow: 1,040 cfs

Reading from Sat 6:15 AM · NWS gauge page

Dowagiac River at State Highway 51 near Dowagiac

12 mi

Level: 2.9 ft

Reading from Sat 6:15 AM · NWS gauge page

St. Joseph River (MI/IN) at Three Rivers

15 mi

Below flood stage

Level: 3.2 ft
Flow: 629 cfs

Reading from Sat 5:45 AM · NWS gauge page

For your home

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

Heating this week

About 86% less heating than a typical week.

This week 18Typical 129

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 8
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 47°F).

Open the windows?

Today, 12:00 PM–7:00 PM

Good stretch to open the windows.

Is this typical?

Three Rivers · official normals 1991–2020 · records 1895–2026

Oct 24, today vs a typical year

Today’s expected high is 11°6° warmer than typical.

Last 7 days vs normal

On average 2°1° warmer than normal (daily mean temperature).

−5°−3°SunOct 18
−1°MonOct 19
+2°+1°TueOct 20
+6°+3°WedOct 21
—ThuOct 22
+8°+4°FriOct 23
—SatOct 24

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

Sun & moon

Sun

Daylight: 10 h 42 min; Losing 2 min 39 s a day; shortest Dec 21, 1 h 34 min less
Golden hour: 6:09–7:05 PM; Morning 7:49–8:45 AM
Blue hour: 7:05–7:16 PM; Morning 7:38–7:49 AM; first light 7:38 AM

Stars tonight? Fair

Mostly clear 9 PM–1 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 6:19 AM · rises 5:46 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Vandalia. 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

Vandalia, MI weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Mill Creek (MI) at Quaker St. near Mottville

St. Joseph River (MI/IN) at Mottville

Dowagiac River at State Highway 51 near Dowagiac

St. Joseph River (MI/IN) at Three Rivers

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