SIGNAL MOUNTAIN, TN 37377 Weather Forecast & Current Conditions

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37377 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
CHATTANOOGA, TN Current Weather
3:53 AM CDT AUG 13, 2025
Overcast 73°F
Feels Like:	73°F
Dewpoint:	73°F
Rel. Hum.:	100%
Visibility:	10 miles
Wind:	S at 3 mph
Pressure:	30.01 inches
Last 72 hours
Local Area Snow Depth
Tennessee Current Weather
Tennessee MOS Forecast Weather

Weather Map

(Automated weather data from NWS/FAA)

37377 WEATHER FORECAST
10-Day model forecast maps 2025 Hurricanes	SIGNAL MOUNTAIN, TN 37377 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Showers and thunderstorms likely. Highs in the lower to mid 80s. Light winds. Chance of rain 70 percent.

TONIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening. Humid with lows around 70. Light winds. Chance of rain 30 percent.

THURSDAY
Partly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Humid with highs in the mid to upper 80s. Light winds. Chance of rain 40 percent.

THURSDAY NIGHT
Partly cloudy. Humid with lows around 70. Light winds.

FRIDAY
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Humid with highs in the upper 80s to lower 90s. Light winds. Chance of rain 20 percent.

FRIDAY NIGHT
Mostly clear. Lows around 70.

SATURDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.

SATURDAY NIGHT
Mostly clear. Lows in the lower 70s.

SUNDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.

SUNDAY NIGHT
Mostly clear. Lows in the upper 60s to lower 70s.

MONDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower to mid 90s. Chance of rain 20 percent.

MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly clear. Lows in the upper 60s to lower 70s.

TUESDAY
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower 90s. Chance of rain 20 percent.

37377 WEATHER SATELLITE LOOPS

Visible Weather Satellite
SIGNAL MOUNTAIN, TN 37377

Infrared Weather Satellite
SIGNAL MOUNTAIN, TN 37377

37377 WEATHER RADAR LOOP

NEXRAD Weather Radar
SIGNAL MOUNTAIN, TN 37377

MOS COMPUTER WEATHER FORECAST

CHATTANOOGA, TN 3 hourly weather forecast

weather forecast created 6:00 PM MDT 8/12/2025

DAY/DATE &
WEATHER FORECAST SUMMARY

Wednesday
13 AUG 2025

1 AM

75°

75°

Mostly Cloudy

53%
RAIN
***

0% Thunder
( 40% severe)

S 3

90%

72°

Low 73°

4 AM

74°

74°

Mostly Cloudy

S 3

93%

72°

High 87°

7 AM

74°

74°

Mostly Cloudy

44%
RAIN
>2 in

0% Thunder
( 31% severe)

S 3

93%

72°

Mostly Cloudy

Rain Likely

10 AM

78°

80°

Mostly Cloudy

S 5

85%

73°

1 PM

82°

87°

Mostly Cloudy

69%
RAIN
***

0% Thunder
( 68% severe)

S 5

74%

73°

4 PM

83°

89°

Mostly Cloudy

S 6

72%

73°

7 PM

80°

84°

Mostly Cloudy

27%
RAIN
.5–1 in

0% Thunder
( 35% severe)

S 5

77%

72°

10 PM

77°

78°

Mostly Cloudy

S 2

85%

72°

Thursday
14 AUG 2025

1 AM

75°

75°

Mostly Cloudy

15%
RAIN
<.01 in

0% Thunder
( 10% severe)

S 1

90%

72°

Low 73°

4 AM

74°

74°

Mostly Cloudy

SSE 1

93%

72°

High 89°

7 AM

73°

73°

Mostly Cloudy

13%
RAIN
<.01 in

0% Thunder
( 26% severe)

S 1

97%

72°

Mostly Cloudy

Chance of Rain

10 AM

81°

85°

Mostly Cloudy

W 1

74%

72°

1 PM

85°

91°

Mostly Cloudy

40%
RAIN
1–2 in

0% Thunder
( 54% severe)

W 3

65%

72°

4 PM

86°

91°

Mostly Cloudy

W 5

61%

71°

7 PM

83°

88°

Mostly Cloudy

4%

0% Thunder
( 25% severe)

WNW 3

70%

72°

10 PM

78°

80°

Mostly Cloudy

W 1

82%

72°


CHATTANOOGA, TN extended weather forecast
Friday 15 AUG 2025	Saturday 16 AUG 2025	Sunday 17 AUG 2025	Monday 18 AUG 2025	Tuesday 19 AUG 2025
Low 74°	Low 74°	Low 73°	Low 73°	Low 73°
High 95°	High 95°	High 96°	High 95°	High 95°

Partly Cloudy 15% Rain	Partly Cloudy 22% Rain	Partly Cloudy 29% Rain	Partly Cloudy 43% Rain	Partly Cloudy 48% Rain

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