Observed 7:25 AM CDT at KCHA

Flat Top Mountain, TN weather

Foggy and 46°8°.

Mostly agree

Now 46°8°

Fog

Wind: Calm; Up to 5 mph8 km/h through 7 PM
Visibility: 1 mi1.6 km; Fog · under 3 mi5 km
Dew point: 45°7°; Comfortable
Humidity: 93%; Air 46°8°, dew point 45°7° · fog or dew likely
UV index: 0Low; Moderate 10 AM–4 PM · peak 5
Air quality: 60Moderate; Main pollutant: PM2.5 (fine particles)
Pressure: 30.41 inHg1030 hPa; Rising · +0.06 inHg+1.9 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 (47°8° then, 45°7° now)

Good hours for

Above 60°16° today by 11 AM
High 70°21° today at 4 PM
Below 60°16° tonight after 8 PM

This morningUp to 62°17° by 11 AM · Clear
This afternoonUp to 70°21° by 4 PM · Clear
TonightDown to 46°8° by 5 AM · Clear
Tomorrow morningUp to 61°16° by 11 AM · Clear
Tomorrow afternoonUp to 68°20° by 4 PM · Clear
Tomorrow nightDown to 45°7° by 5 AM · Clear

Hourly forecast, next 48 hours, in the place's local time
Hour	Conditions	Temperature	Feels like	Precipitation	Wind	Humidity	Cloud cover	UV index
Sat 7a	Sunny	46°8° (likely 46°8° to 49°9°)	46°8°	0%	0 mph0 km/h, gusts 3 mph5 km/h	73%	0%	0
Sat 8a	Sunny	49°9° (likely 48°9° to 52°11°)	49°9°	0%	0 mph0 km/h, gusts 4 mph6 km/h	74%	0%	0
Sat 9a	Sunny	54°12° (likely 54°12° to 59°15°)	54°12°	0%	0 mph0 km/h, gusts 8 mph13 km/h	64%	0%	1
Sat 10a	Sunny	59°15° (likely 58°14° to 62°17°)	59°15°	0%	0 mph0 km/h, gusts 12 mph19 km/h	55%	0%	3
Sat 11a	Sunny	62°17° (likely 61°16° to 65°18°)	62°17°	0%	0 mph0 km/h, gusts 9 mph14 km/h	52%	0%	4
Sat 12p	Sunny	65°18° (likely 64°18° to 68°20°)	65°18°	0%	0 mph0 km/h, gusts 7 mph12 km/h	46%	1%	5
Sat 1p	Sunny	67°19° (likely 66°19° to 69°21°)	67°19°	0%	0 mph0 km/h, gusts 7 mph12 km/h	43%	2%	5
Sat 2p	Sunny	69°21° (likely 67°19° to 70°21°)	69°21°	0%	0 mph0 km/h, gusts 7 mph11 km/h	40%	4%	5
Sat 3p	Sunny	69°21° (likely 68°20° to 71°22°)	69°21°	0%	0 mph0 km/h, gusts 7 mph11 km/h	40%	9%	4
Sat 4p	Sunny	70°21° (likely 68°20° to 70°21°)	70°21°	0%	5 mph8 km/h from E, gusts 7 mph11 km/h	39%	10%	2
Sat 5p	Sunny	67°19° (likely 66°19° to 67°19°)	67°19°	0%	0 mph0 km/h, gusts 7 mph11 km/h	42%	10%	1
Sat 6p	Clear	63°17° (likely 61°16° to 63°17°)	63°17°	0%	0 mph0 km/h, gusts 6 mph10 km/h	48%	4%	0
Sat 7p	Clear	61°16° (likely 57°14° to 61°16°)	61°16°	0%	0 mph0 km/h, gusts 4 mph6 km/h	51%	0%	0
Sat 8p	Clear	57°14° (likely 54°12° to 59°15°)	57°14°	0%	0 mph0 km/h, gusts 3 mph5 km/h	62%	39%	0
Sat 9p	Clear	56°13° (likely 53°12° to 58°14°)	56°13°	0%	0 mph0 km/h, gusts 3 mph5 km/h	64%	42%	0
Sat 10p	Mostly clear	54°12° (likely 51°11° to 57°14°)	54°12°	0%	0 mph0 km/h, gusts 3 mph5 km/h	71%	20%	0
Sat 11p	Clear	53°12° (likely 50°10° to 57°14°)	53°12°	0%	0 mph0 km/h, gusts 2 mph3 km/h	74%	9%	0
Sun 12a	Mostly clear	51°11° (likely 49°9° to 56°13°)	51°11°	0%	0 mph0 km/h, gusts 5 mph8 km/h	80%	11%	0
Sun 1a	Clear	50°10° (likely 48°9° to 53°12°)	50°10°	0%	0 mph0 km/h, gusts 7 mph11 km/h	83%	37%	0
Sun 2a	Clear	49°9° (likely 48°9° to 53°12°)	49°9°	0%	0 mph0 km/h, gusts 7 mph11 km/h	89%	1%	0
Sun 3a	Clear	48°9° (likely 47°8° to 51°11°)	48°9°	0%	0 mph0 km/h, gusts 5 mph9 km/h	93%	3%	0
Sun 4a	Clear	47°8° (likely 45°7° to 51°11°)	47°8°	0%	0 mph0 km/h, gusts 5 mph9 km/h	96%	2%	0
Sun 5a	Clear	46°8° (likely 44°7° to 51°11°)	46°8°	0%	0 mph0 km/h, gusts 5 mph8 km/h	96%	5%	0
Sun 6a	Clear	45°7° (likely 43°6° to 50°10°)	45°7°	0%	0 mph0 km/h, gusts 5 mph8 km/h	100%	2%	0
Sun 7a	Sunny	45°7° (likely 42°6° to 50°10°)	45°7°	0%	0 mph0 km/h, gusts 5 mph7 km/h	100%	8%	0
Sun 8a	Sunny	47°8° (likely 45°7° to 53°12°)	47°8°	0%	0 mph0 km/h, gusts 5 mph8 km/h	96%	11%	0
Sun 9a	Sunny	52°11° (likely 52°11° to 58°14°)	52°11°	0%	0 mph0 km/h, gusts 2 mph4 km/h	86%	0%	1
Sun 10a	Sunny	58°14° (likely 58°14° to 61°16°)	58°14°	0%	0 mph0 km/h, gusts 6 mph9 km/h	72%	0%	3
Sun 11a	Sunny	61°16° (likely 61°16° to 65°18°)	61°16°	0%	0 mph0 km/h, gusts 8 mph13 km/h	65%	0%	4
Sun 12p	Sunny	63°17° (likely 63°17° to 67°19°)	63°17°	0%	0 mph0 km/h, gusts 9 mph14 km/h	60%	1%	5
Sun 1p	Sunny	66°19° (likely 66°19° to 69°21°)	66°19°	0%	5 mph8 km/h from E, gusts 11 mph17 km/h	52%	2%	5
Sun 2p	Sunny	67°19° (likely 67°19° to 70°21°)	67°19°	0%	5 mph8 km/h from NE, gusts 11 mph18 km/h	50%	2%	5
Sun 3p	Sunny	67°19° (likely 67°19° to 70°21°)	67°19°	0%	5 mph8 km/h from NE, gusts 12 mph20 km/h	50%	1%	4
Sun 4p	Sunny	68°20° (likely 68°20° to 69°21°)	68°20°	0%	5 mph8 km/h from NE, gusts 12 mph19 km/h	49%	0%	2
Sun 5p	Sunny	66°19° (likely 66°19° to 67°19°)	66°19°	0%	5 mph8 km/h from NE, gusts 10 mph17 km/h	52%	0%	1
Sun 6p	Clear	62°17° (likely 60°16° to 62°17°)	62°17°	0%	0 mph0 km/h, gusts 7 mph11 km/h	60%	0%	0
Sun 7p	Clear	60°16° (likely 56°13° to 60°16°)	60°16°	0%	0 mph0 km/h, gusts 5 mph7 km/h	62%	0%	0
Sun 8p	Clear	56°13° (likely 53°12° to 59°15°)	56°13°	0%	0 mph0 km/h, gusts 5 mph7 km/h	72%	0%	0
Sun 9p	Clear	54°12° (likely 52°11° to 58°14°)	54°12°	0%	0 mph0 km/h, gusts 4 mph7 km/h	77%	0%	0
Sun 10p	Clear	53°12° (likely 50°10° to 57°14°)	53°12°	0%	0 mph0 km/h, gusts 4 mph7 km/h	80%	10%	0
Sun 11p	Clear	51°11° (likely 49°9° to 56°13°)	51°11°	0%	0 mph0 km/h, gusts 3 mph5 km/h	86%	16%	0
Mon 12a	Clear	50°10° (likely 48°9° to 54°12°)	50°10°	0%	0 mph0 km/h, gusts 3 mph6 km/h	86%	1%	0
Mon 1a	Clear	49°9° (likely 46°8° to 52°11°)	49°9°	0%	0 mph0 km/h, gusts 4 mph7 km/h	89%	12%	0
Mon 2a	Clear	48°9° (likely 43°6° to 51°11°)	48°9°	0%	0 mph0 km/h, gusts 2 mph4 km/h	93%	11%	0
Mon 3a	Clear	48°9° (likely 42°6° to 51°11°)	48°9°	0%	0 mph0 km/h, gusts 3 mph4 km/h	89%	2%	0
Mon 4a	Clear	47°8° (likely 41°5° to 50°10°)	47°8°	0%	0 mph0 km/h, gusts 3 mph4 km/h	93%	4%	0
Mon 5a	Clear	45°7° (likely 39°4° to 49°9°)	45°7°	0%	0 mph0 km/h, gusts 3 mph4 km/h	100%	16%	0
Mon 6a	Clear	45°7° (likely 39°4° to 48°9°)	45°7°	0%	0 mph0 km/h, gusts 3 mph4 km/h	96%	16%	0

Days ahead

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

Today, Oct 24. Mostly sunny. High 70°21°, low 45°7°. Typical 68°20° / 44°7°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 49°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 70°21°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 46°8°
  Dry
Official NWS forecast
Today: Sunny, with a high near 70. Southeast wind 0 to 5 mph.
Tonight: Mostly clear, with a low around 45. North wind around 0 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
68°20°–71°22°
Low, likely
45°7°–48°9°
Typical high / low
68°20° / 44°7°
Wind
6 mph9 km/h, gusts 15 mph23 km/h
UV peak
5
Tomorrow, Oct 25. Sunny. High 69°21°, low 45°7°. Typical 68°20° / 44°7°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 47°8°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Clear, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 45°7°
  Dry
Official NWS forecast
Day: Sunny, with a high near 69. North wind 0 to 5 mph.
Night: Clear, with a low around 45. Northwest wind 0 to 5 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–70°21°
Low, likely
42°6°–50°10°
Typical high / low
68°20° / 44°7°
Wind
7 mph12 km/h, gusts 16 mph26 km/h
UV peak
5
Monday, Oct 26. Mostly sunny. High 68°20°, low 46°8°. Typical 67°19° / 43°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 48°9°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 48°9°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 68. North wind 0 to 5 mph.
Night: Partly cloudy, with a low around 46. North wind around 0 mph.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
68°20°–72°22°
Low, likely
41°5°–48°9°
Typical high / low
67°19° / 43°6°
Wind
5 mph8 km/h, gusts 14 mph22 km/h
UV peak
5
Tuesday, Oct 27. Partly sunny. High 70°21°, low 50°10°. Typical 67°19° / 43°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 50°10°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 72°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 56°13°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 70. Northeast wind around 0 mph.
Night: Partly cloudy, with a low around 50.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
70°21°–74°23°
Low, likely
43°6°–50°10°
Typical high / low
67°19° / 43°6°
Wind
4 mph7 km/h, gusts 12 mph20 km/h
UV peak
5
Wednesday, Oct 28. Cloudy. High 67°19°, low 48°9°. Typical 66°19° / 43°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 52°11°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 68°20°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 49°10°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 67.
Night: Partly cloudy, with a low around 48.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
67°19°–70°21°
Low, likely
45°7°–52°11°
Typical high / low
66°19° / 43°6°
Wind
7 mph10 km/h, gusts 16 mph26 km/h
UV peak
4
Thursday, Oct 29. Mostly sunny. High 71°22°, low 48°9°. Typical 66°19° / 42°6°. Dry. Mostly agree.
1. Morning
  6 AM–noon
  Sunny, 53°11°
  Dry
2. Afternoon
  noon–6 PM
  Sunny, 73°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 57°14°
  Dry
4. Overnight
  midnight–6 AM
  Clear, 50°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 48.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
71°22°–74°23°
Low, likely
47°8°–51°11°
Typical high / low
66°19° / 42°6°
Wind
4 mph7 km/h, gusts 14 mph23 km/h
UV peak
5
Friday, Oct 30. Mostly sunny. High 72°22°, low 51°11°. Typical 66°19° / 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Sunny, 54°12°
  Dry
2. Afternoon
  noon–6 PM
  Mostly sunny, 74°23°
  Dry
3. Evening
  6 PM–midnight
  Clear, 60°16°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 54°12°
  Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 72.
Night: Partly cloudy, with a low around 51.
Forecasts agreeIndependent forecasts are close; the range is narrow.
High, likely
72°22°–75°24°
Low, likely
47°8°–53°12°
Typical high / low
66°19° / 42°6°
Wind
8 mph14 km/h, gusts 15 mph23 km/h
UV peak
4
Saturday, Oct 31. Cloudy. High 71°22°, low 55°13°. Typical 65°18° / 42°6°. Dry. Forecasts agree.
1. Morning
  6 AM–noon
  Cloudy, 58°14°
  Dry
2. Afternoon
  noon–6 PM
  Cloudy, 71°22°
  Dry
3. Evening
  6 PM–midnight
  Cloudy, 64°18°
  Dry
4. Overnight
  midnight–6 AM
  Cloudy, 59°15°
  Dry
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
71°22°–72°22°
Low, likely
52°11°–57°14°
Typical high / low
65°18° / 42°6°
Wind
7 mph11 km/h, gusts 16 mph26 km/h
UV peak
3
Sunday, Nov 1. Cloudy. High 70°21°, low 58°14°. Typical 65°18° / 41°5°. Rain 0.1 in2.5 mm, 20% chance. Mostly agree.
1. Morning
  6 AM–noon
  Mostly sunny, 59°15°
  20% chance · 0.02 in0.6 mm
2. Afternoon
  noon–6 PM
  Cloudy, 70°21°
  20% chance
3. Evening
  6 PM–midnight
  Cloudy, 64°18°
  20% chance · 0.01 in0.3 mm
4. Overnight
  midnight–6 AM
  Drizzle, 58°15°
  20% chance · 0.09 in2.2 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.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
High, likely
67°19°–71°22°
Low, likely
53°12°–61°16°
Typical high / low
65°18° / 41°5°
Wind
11 mph17 km/h, gusts 26 mph42 km/h
UV peak
4
Monday, Nov 2. Drizzle. High 69°21°, low 57°14°. Typical 65°18° / 41°5°. Rain 0.18 in4.6 mm, 30% chance. Forecasts differ.
1. Morning
  6 AM–noon
  Drizzle, 60°15°
  20% chance · 0.06 in1.4 mm
2. Afternoon
  noon–6 PM
  Drizzle, 64°18°
  30% chance · 0.07 in1.8 mm
3. Evening
  6 PM–midnight
  Drizzle, 58°14°
  30% chance · 0.03 in0.8 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°–75°24°
Low, likely
47°8°–63°17°
Typical high / low
65°18° / 41°5°
Wind
13 mph21 km/h, gusts 33 mph53 km/h

10 days15 days30 days

The outlook

Today
Dry, high 70°, low 45°.
Tomorrow
Dry, high 69°, low 45°.
Monday
Dry, high 68°, low 46°.
Rest of week
Mostly dry, highs 67–72°.

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

Sequatchie River near Whitwell

19 mi

Below flood stage

Level: 0.7 ft
Flow: 61 cfs

Forecast peak 0.7 ft Sat 1 PM

Reading from Sat 6:15 AM · NWS gauge page

Tennessee River at Chattanooga

20 mi

Below flood stage

Level: 633 ft
Flow: 36,900 cfs

Forecast peak 634 ft Sat 12 PM

Reading from Sat 6 AM · NWS gauge page

S. Chickamauga Creek near Chickamauga

22 mi

Below flood stage

Level: 3.9 ft
Flow: 80 cfs

Forecast peak 3.9 ft Sat 1 PM

Reading from Sat 6:15 AM · NWS gauge page

North Chickamauga Creek at Mile Straight

8.4 mi

Below flood stage

Level: 0.4 ft

Reading from Sat 6 AM · NWS gauge page

For your home

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

Heating this week

About 74% less heating than a typical week.

This week 18Typical 71

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 45°F).

Open the windows?

Today, 11:00 AM–7:00 PM

Good stretch to open the windows.

Is this typical?

Dayton 2se · official normals 1991–2020 · records 1956–2026

Oct 24, today vs a typical year

Today’s expected high is 2°1° warmer than typical.

Last 7 days vs normal

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

−7°−4°SunOct 18
−6°−4°MonOct 19
−4°−2°TueOct 20
±0°WedOct 21
+1°±0°ThuOct 22
+2°+1°FriOct 23
—SatOct 24

Flat Top Mountain weather by month: normals, records, snow and freeze dates

Sun & moon

Sun

Daylight: 10 h 59 min; Losing 2 min 7 s a day; shortest Dec 21, 1 h 13 min less
Golden hour: 5:19–6:10 PM; Morning 6:39–7:29 AM
Blue hour: 6:10–6:20 PM; Morning 6:29–6:39 AM; first light 6:29 AM

Stars tonight? Fair

Mostly clear 2–6:29 AM, but the moon is 99% lit and up.

Moon

Waxing gibbous

96% lit · growing

Today: sets 5:11 AM · rises 4:50 PM
Full moon: Oct 25
New moon: Nov 9

Looking west from Flat Top Mountain. The highest point on the skyline is about 2,400 ft, 14 mi away.Skyline from USGS elevation data, heights drawn up to 6× taller. Sky, sun and moon as they are now.

Flat Top Mountain, TN weather

Next 2 hours

Next 48 hours

Days ahead

The outlook

Today

Tomorrow

Monday

Rest of week

What changed since yesterday

Radar

Rivers

Sequatchie River near Whitwell

Tennessee River at Chattanooga

S. Chickamauga Creek near Chickamauga

North Chickamauga Creek at Mile Straight

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