Dense Fog Advisory
Ends in 3 h 29 min
When
Until 10 AM EDT this morning.
Where
Portions of northern Indiana, southwest Michigan, and northwest Ohio.
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: Elkhart; Lagrange; Steuben; Noble; De Kalb; Whitley; Allen; Wabash; Huntington; Wells; Adams; Northern Kosciusko; Southern Kosciusko; St. Joseph; Branch; Hillsdale; Williams; Fulton; Defiance; Henry; Paulding; Putnam; Van Wert; Allen
See it on weather.gov (opens in a new tab)

Observed 6:10 AM EDT at KTOL

Swanton, OH weather

Clear and 39°4°.

Mostly agree

Now 39°4°

Clear

Wind: Calm; Light through 6 PM
Dew point: 39°4°; Comfortable · up to 49°9° by 11 AM
Humidity: 100%; Air 39°4°, dew point 39°4° · fog or dew likely
UV index: 0Low; Moderate 12–4 PM · peak 3
Air quality: 72Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.42 inHg1030 hPa; Rising slowly · +0.02 inHg+0.8 hPa in 3 h

No precipitation expected in the next 2 hours.

From forecast models

Next 48 hours

Good hours for

Fog until noon
Above 50°10° today by 11 AM
High 67°19° today at 5 PM

This morningUp to 53°12° by 11 AM · Mostly cloudy
This afternoonUp to 67°19° by 5 PM · Partly cloudy
TonightDown to 43°6° by 5 AM · Partly cloudy
Tomorrow morningUp to 56°13° by 11 AM · Partly cloudy
Tomorrow afternoonUp to 70°21° by 5 PM · Mostly cloudy
Tomorrow nightDown to 46°8° by 4 AM · 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 6a	Fog	43°6° (likely 42°6° to 47°8°)	43°6°	0%	0 mph0 km/h, gusts 5 mph8 km/h	93%	61%	0
Sat 7a	Fog	44°7° (likely 43°6° to 46°8°)	44°7°	0%	0 mph0 km/h, gusts 4 mph6 km/h	96%	63%	0
Sat 8a	Fog	44°7° (likely 41°5° to 46°8°)	44°7°	0%	0 mph0 km/h, gusts 5 mph7 km/h	100%	75%	0
Sat 9a	Fog	46°8° (likely 44°7° to 47°8°)	46°8°	0%	0 mph0 km/h, gusts 6 mph10 km/h	100%	75%	0
Sat 10a	Fog	49°9° (likely 45°7° to 51°11°)	49°9°	0%	0 mph0 km/h, gusts 6 mph9 km/h	93%	71%	1
Sat 11a	Fog	53°12° (likely 47°8° to 55°13°)	53°12°	0%	0 mph0 km/h, gusts 5 mph8 km/h	86%	64%	2
Sat 12p	Partly sunny	57°14° (likely 49°9° to 60°16°)	57°14°	0%	0 mph0 km/h, gusts 4 mph6 km/h	75%	63%	3
Sat 1p	Partly sunny	61°16° (likely 54°12° to 63°17°)	61°16°	0%	0 mph0 km/h, gusts 5 mph7 km/h	62%	46%	3
Sat 2p	Partly sunny	64°18° (likely 58°14° to 65°18°)	64°18°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	56%	28%	3
Sat 3p	Partly sunny	66°19° (likely 61°16° to 66°19°)	66°19°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	50%	24%	3
Sat 4p	Partly sunny	66°19° (likely 62°17° to 66°19°)	66°19°	0%	1 mph2 km/h from SE, gusts 5 mph8 km/h	48%	26%	2
Sat 5p	Sunny	67°19° (likely 62°17° to 67°19°)	67°19°	0%	0 mph0 km/h, gusts 6 mph10 km/h	47%	35%	1
Sat 6p	Mostly sunny	65°18° (likely 60°16° to 65°18°)	65°18°	0%	0 mph0 km/h, gusts 6 mph10 km/h	50%	57%	0
Sat 7p	Mostly clear	61°16° (likely 54°12° to 61°16°)	61°16°	0%	1 mph2 km/h from E, gusts 9 mph15 km/h	60%	34%	0
Sat 8p	Mostly clear	57°14° (likely 52°11° to 57°14°)	57°14°	0%	3 mph5 km/h from E, gusts 10 mph16 km/h	72%	40%	0
Sat 9p	Mostly clear	52°11° (likely 50°10° to 52°11°)	52°11°	0%	2 mph3 km/h from E, gusts 10 mph17 km/h	86%	49%	0
Sat 10p	Mostly clear	51°11° (likely 49°9° to 51°11°)	51°11°	0%	2 mph3 km/h from E, gusts 10 mph16 km/h	89%	52%	0
Sat 11p	Mostly clear	49°9° (likely 48°9° to 50°10°)	49°9°	0%	2 mph3 km/h from SE, gusts 9 mph15 km/h	96%	30%	0
Sun 12a	Clear	48°9° (likely 47°8° to 49°9°)	48°9°	0%	2 mph3 km/h from SE, gusts 9 mph15 km/h	93%	10%	0
Sun 1a	Mostly clear	47°8° (likely 46°8° to 48°9°)	47°8°	0%	1 mph2 km/h from SE, gusts 8 mph13 km/h	93%	11%	0
Sun 2a	Clear	46°8° (likely 45°7° to 47°8°)	46°8°	0%	1 mph2 km/h from SE, gusts 8 mph12 km/h	93%	6%	0
Sun 3a	Mostly clear	45°7° (likely 44°7° to 46°8°)	45°7°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	96%	14%	0
Sun 4a	Clear	45°7° (likely 43°6° to 45°7°)	45°7°	0%	1 mph2 km/h from S, gusts 7 mph11 km/h	93%	4%	0
Sun 5a	Partly cloudy	43°6° (likely 43°6° to 45°7°)	43°6°	0%	1 mph2 km/h from S, gusts 8 mph13 km/h	100%	22%	0
Sun 6a	Clear	43°6° (likely 42°6° to 44°7°)	43°6°	0%	0 mph0 km/h, gusts 8 mph13 km/h	96%	17%	0
Sun 7a	Clear	42°6° (likely 41°5° to 43°6°)	42°6°	0%	0 mph0 km/h, gusts 6 mph9 km/h	96%	16%	0
Sun 8a	Sunny	41°5° (likely 40°4° to 43°6°)	41°5°	0%	0 mph0 km/h, gusts 5 mph8 km/h	100%	15%	0
Sun 9a	Partly sunny	44°7° (likely 42°6° to 46°8°)	44°7°	0%	1 mph2 km/h from S, gusts 4 mph6 km/h	100%	58%	0
Sun 10a	Mostly sunny	51°11° (likely 48°9° to 51°11°)	51°11°	0%	2 mph3 km/h from S, gusts 7 mph11 km/h	86%	48%	1
Sun 11a	Cloudy	56°13° (likely 54°12° to 57°14°)	56°13°	0%	2 mph3 km/h from S, gusts 8 mph12 km/h	74%	71%	2
Sun 12p	Cloudy	61°16° (likely 57°14° to 61°16°)	61°16°	0%	3 mph5 km/h from S, gusts 7 mph11 km/h	65%	75%	3
Sun 1p	Cloudy	64°18° (likely 61°16° to 65°18°)	64°18°	0%	3 mph5 km/h from S, gusts 8 mph12 km/h	56%	76%	4
Sun 2p	Partly sunny	67°19° (likely 64°18° to 68°20°)	67°19°	0%	5 mph8 km/h from S, gusts 8 mph13 km/h	50%	72%	4
Sun 3p	Cloudy	68°20° (likely 66°19° to 69°21°)	68°20°	0%	3 mph5 km/h from S, gusts 8 mph13 km/h	47%	80%	4
Sun 4p	Cloudy	69°21° (likely 67°19° to 69°21°)	69°21°	0%	3 mph5 km/h from S, gusts 8 mph13 km/h	44%	78%	3
Sun 5p	Partly sunny	70°21° (likely 66°19° to 70°21°)	70°21°	0%	3 mph5 km/h from S, gusts 8 mph13 km/h	42%	75%	2
Sun 6p	Partly sunny	67°19° (likely 63°17° to 67°19°)	67°19°	0%	1 mph2 km/h from S, gusts 6 mph9 km/h	50%	70%	1
Sun 7p	Partly cloudy	64°18° (likely 58°14° to 64°18°)	64°18°	0%	0 mph0 km/h, gusts 4 mph6 km/h	54%	61%	0
Sun 8p	Partly cloudy	60°16° (likely 57°14° to 60°16°)	60°16°	0%	0 mph0 km/h, gusts 4 mph6 km/h	60%	37%	0
Sun 9p	Partly cloudy	56°13° (likely 53°12° to 57°14°)	56°13°	0%	0 mph0 km/h, gusts 6 mph9 km/h	69%	57%	0
Sun 10p	Partly cloudy	53°12° (likely 52°11° to 55°13°)	53°12°	0%	0 mph0 km/h, gusts 6 mph9 km/h	77%	68%	0
Sun 11p	Partly cloudy	52°11° (likely 51°11° to 53°12°)	52°11°	0%	0 mph0 km/h, gusts 4 mph7 km/h	80%	73%	0
Mon 12a	Partly cloudy	50°10° (likely 49°9° to 51°11°)	50°10°	0%	0 mph0 km/h, gusts 5 mph7 km/h	83%	60%	0
Mon 1a	Partly cloudy	49°9° (likely 49°9° to 52°11°)	49°9°	0%	1 mph2 km/h from SW, gusts 4 mph7 km/h	86%	63%	0
Mon 2a	Partly cloudy	48°9° (likely 47°8° to 52°11°)	48°9°	0%	1 mph2 km/h from SW, gusts 4 mph7 km/h	86%	54%	0
Mon 3a	Mostly clear	47°8° (likely 45°7° to 55°13°)	47°8°	0%	1 mph2 km/h from SW, gusts 4 mph7 km/h	89%	40%	0
Mon 4a	Partly cloudy	46°8° (likely 45°7° to 54°12°)	46°8°	0%	2 mph3 km/h from SW, gusts 5 mph7 km/h	89%	55%	0
Mon 5a	Partly cloudy	46°8° (likely 44°7° to 54°12°)	46°8°	0%	2 mph3 km/h from SW, gusts 5 mph7 km/h	89%	53%	0

Days ahead

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

Today, Oct 24. Fog. High 67°19°, low 41°5°. Typical 61°16° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Fog, 44°7°
  Dry
2. Afternoon
  noon–6 PM
  Partly sunny, 67°19°
  Dry
3. Evening
  6 PM–midnight
  Mostly clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 43°6°
  Dry
Official NWS forecast
Today: Widespread fog before noon. Mostly sunny, with a high near 67. East wind around 1 mph.
Tonight: Mostly clear, with a low around 41. Southeast wind 0 to 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
62°17°–67°19°
Low, likely
41°5°–45°7°
Typical high / low
61°16° / 42°6°
Wind
7 mph11 km/h, gusts 14 mph23 km/h
UV peak
4
Tomorrow, Oct 25. Cloudy. High 70°21°, low 44°7°. Typical 61°16° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Partly sunny, 41°5°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Partly cloudy, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Mostly clear, 46°8°
  Dry
Official NWS forecast
Day: Mostly sunny, with a high near 70. South wind 0 to 5 mph.
Night: Partly cloudy, with a low around 44. Southwest wind around 2 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–70°21°
Low, likely
40°4°–44°7°
Typical high / low
61°16° / 42°6°
Wind
6 mph9 km/h, gusts 14 mph22 km/h
UV peak
4
Monday, Oct 26. Partly sunny. High 70°21°, low 46°8°. Typical 60°16° / 41°5°. Dry. Mostly agree. Best day outdoors this week.
1. Morning
  6 AM–noon
  Partly sunny, 45°7°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  Dry
4. 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. West wind around 3 mph.
Night: Mostly cloudy, with a low around 46.
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
70°21°–72°22°
Low, likely
42°6°–49°9°
Typical high / low
60°16° / 41°5°
Wind
11 mph18 km/h, gusts 19 mph30 km/h
UV peak
4
Tuesday, Oct 27. Cloudy. High 62°17°, low 45°7°. Typical 60°16° / 41°5°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Cloudy, 49°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 64°18°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 55°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 62.
Night: Mostly cloudy, with a low around 45.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
60°16°–69°21°
Low, likely
45°7°–50°10°
Typical high / low
60°16° / 41°5°
Wind
12 mph19 km/h, gusts 20 mph32 km/h
UV peak
4
Wednesday, Oct 28. Cloudy. High 70°21°, low 50°10°. Typical 60°16° / 40°4°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Cloudy, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 52°11°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 70.
Night: Mostly clear, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–72°22°
Low, likely
47°8°–52°11°
Typical high / low
60°16° / 40°4°
Wind
9 mph14 km/h, gusts 21 mph34 km/h
UV peak
3
Thursday, Oct 29. Mostly sunny. High 71°22°, low 45°7°. Typical 59°15° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Sunny, 51°10°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Clear, 61°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 71.
Night: Mostly clear, with a low around 45.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
68°20°–74°23°
Low, likely
45°7°–53°12°
Typical high / low
59°15° / 40°4°
Wind
11 mph18 km/h, gusts 25 mph41 km/h
UV peak
3
Friday, Oct 30. Partly sunny. High 68°20°, low 46°8°. Typical 59°15° / 40°4°. Dry. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 71°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 60°15°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 51°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 68.
Night: Partly cloudy, with a low around 46.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
67°19°–74°23°
Low, likely
41°5°–57°14°
Typical high / low
59°15° / 40°4°
Wind
11 mph17 km/h, gusts 31 mph50 km/h
UV peak
3
Saturday, Oct 31. Drizzle. High 71°22°, low 52°11°. Typical 58°14° / 40°4°. Rain 0.03 in0.8 mm, 20% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 65°18°
  Dry
4. Overnight
  midnight–6 AM
  Drizzle, 57°14°
  30% chance · 0.04 in0.9 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
66°19°–76°24°
Low, likely
47°8°–56°13°
Typical high / low
58°14° / 40°4°
Wind
9 mph15 km/h, gusts 17 mph27 km/h
UV peak
2
Sunday, Nov 1. Drizzle. High 68°20°, low 57°14°. Typical 58°14° / 39°4°. Rain 0.29 in7.4 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 58°14°
  40% chance · 0.05 in1.2 mm
2. Afternoon
  noon–6 PM
  Drizzle, 68°20°
  40% chance · 0.08 in2.1 mm
3. Evening
  6 PM–midnight
  Drizzle, 63°17°
  50% chance · 0.13 in3.4 mm
4. Overnight
  midnight–6 AM
  Drizzle, 61°16°
  50% chance · 0.05 in1.2 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 differIndependent forecasts disagree; expect changes and plan for the range.
High, likely
63°17°–72°22°
Low, likely
56°13°–60°16°
Typical high / low
58°14° / 39°4°
Wind
20 mph32 km/h, gusts 32 mph52 km/h
UV peak
1
Monday, Nov 2. Cloudy. High 65°18°, low 58°14°. Typical 57°14° / 39°4°. Rain 0.24 in6.1 mm, 50% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 62°17°
  40% chance · 0.03 in0.7 mm
2. Afternoon
  noon–6 PM
  Drizzle, 65°18°
  40% chance · 0.21 in5.2 mm
3. Evening
  6 PM–midnight
  Cloudy, 59°15°
  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
59°15°–71°22°
Low, likely
54°12°–63°17°
Typical high / low
57°14° / 39°4°
Wind
13 mph20 km/h, gusts 23 mph37 km/h
UV peak
1

10 days15 days30 days

The outlook

Today
Dry, high 67°, low 41°.
Tomorrow
Dry, high 70°, low 44°, warming up.
Monday
Dry, high 70°, low 46°.
Rest of week
Highs 62–71°; chance of precipitation on Sunday.

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

Maumee River at Waterville

11 mi

Below flood stage

Level: 2.0 ft
Flow: 588 cfs

Forecast peak 2.1 ft Sat 8 AM

Reading from Sat 5 AM · NWS gauge page

Swan Creek at Oak Openings Metropark

4.5 mi

Level: 6.1 ft

Reading from Sat 5:15 AM · NWS gauge page

Tenmile Creek at Silica

9.2 mi

Level: 4.5 ft

Reading from Sat 5 AM · NWS gauge page

Swan Creek below Monclova

9.4 mi

Level: 4.3 ft

Reading from Sat 5 AM · NWS gauge page

For your home

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

Heating this week

About 78% less heating than a typical week.

This week 22Typical 102

Heating degree days, base 65°F

Heat-pump hours, next 7 days

h below 47°F: 15
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 2 hours are near freezing and damp, when outdoor units defrost more often.

Comfort

Dry air outside (dew point 39°F).

Open the windows?

Today, 1:00 PM–7:00 PM

Good stretch to open the windows.

Is this typical?

Toledo Express Airport · official normals 1991–2020 · records 1873–2026

Oct 24, today vs a typical year

Today’s expected high is 6°3° warmer than typical.

Last 7 days vs normal

On average 1°0° colder than normal (daily mean temperature).

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

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

Sun & moon

Sun

Daylight: 10 h 43 min; Losing 2 min 35 s a day; shortest Dec 21, 1 h 33 min less
Golden hour: 6:02–6:58 PM; Morning 7:40–8:36 AM
Blue hour: 6:58–7:09 PM; Morning 7:29–7:40 AM; first light 7:29 AM

Stars tonight? Poor

Clouds most of the night (about 62% cover).

Moon

Waxing gibbous

96% lit · growing

Today: sets 6:10 AM · rises 5:38 PM
Full moon: Oct 26
New moon: Nov 9

Looking west from Swanton. The highest point on the skyline is about 2,100 ft, 27 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

Swanton, OH weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Maumee River at Waterville

Swan Creek at Oak Openings Metropark

Tenmile Creek at Silica

Swan Creek below Monclova

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