DECATUR, TN 37322 Weather Forecast & Current Conditions
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  37322 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)
 CURRENT WEATHER

CHATTANOOGA, TN
Current Weather
2:53 AM CDT MAY 14, 2025
Overcast
64°F
Feels Like: 64°F
Dewpoint: 63°F
Rel. Hum.: 97%
Visibility: 10 miles
Wind: Calm
Pressure: 29.84 inches
Last 72 hours

Local Area Snow Depth

Tennessee Current Weather

Tennessee MOS Forecast Weather


Weather Map

(Automated weather data from NWS/FAA)
  37322 WEATHER FORECAST
10-Day model forecast maps
2024 Hurricanes

DECATUR, TN 37322
Weather Forecast

 Snowfall Forecast pages
Snow Depth pages
TODAY
Patchy fog this morning. Mostly cloudy this morning, then partly sunny with a chance of showers with a slight chance of thunderstorms this afternoon. Highs in the upper 70s to lower 80s. Light winds. Chance of rain 40 percent.
TONIGHT
Partly cloudy. Lows in the lower 60s. Light winds.
THURSDAY
Mostly sunny. Highs in the lower to mid 80s. South winds 10 mph or less with gusts up to 20 mph.
THURSDAY NIGHT
Mostly cloudy. Lows in the upper 60s. Light winds.
FRIDAY
Mostly cloudy with a chance of showers in the morning, then partly sunny with a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower to mid 80s. Southwest winds 10 mph or less with gusts up to 20 mph. Chance of rain 40 percent.
FRIDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening, then showers likely with a chance of thunderstorms after midnight. Lows in the mid 60s. Chance of rain 70 percent.
SATURDAY
Mostly cloudy with showers likely with a slight chance of thunderstorms in the morning, then partly sunny with a chance of showers and thunderstorms in the afternoon. Highs in the upper 70s to lower 80s. Chance of rain 70 percent.
SATURDAY NIGHT
Mostly cloudy. A slight chance of showers and thunderstorms in the evening, then a chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. Chance of rain 30 percent.
SUNDAY
Partly sunny. A chance of showers and thunderstorms in the morning, then showers likely with a chance of thunderstorms in the afternoon. Highs in the upper 70s to lower 80s. Chance of rain 60 percent.
SUNDAY NIGHT
Mostly cloudy with a slight chance of showers and thunderstorms. Lows in the lower 60s. Chance of rain 20 percent.
MONDAY
Partly sunny. A slight chance of showers in the morning, then a chance of showers with a slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 30 percent.
MONDAY NIGHT
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 60s.
TUESDAY
Partly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the lower to mid 80s. Chance of rain 20 percent.

  37322 WEATHER SATELLITE LOOPS
Visible Weather Satellite
DECATUR, TN 37322
Infrared Weather Satellite
DECATUR, TN 37322
  37322 WEATHER RADAR LOOP
NEXRAD Weather Radar
DECATUR, TN 37322
 MOS COMPUTER WEATHER FORECAST

CHATTANOOGA, TN 3 hourly weather forecast
weather forecast created  6:00 PM MDT  5/13/2025
Wednesday
14 MAY 2025		 DECATUR, TN 37322 weather forecast Day 1, 0 hours 1 AM 63° 64° Mostly Cloudy 16%
RAIN
<.01 in		 0% Thunder
( 7% severe)		   CALM 93% 61°
Low 62° DECATUR, TN 37322 weather forecast Day 1, 3 hours 4 AM 63° 64° Mostly Cloudy   CALM 93% 61°
High 82° DECATUR, TN 37322 weather forecast Day 1, 6 hours 7 AM 63° 64° Mostly Cloudy 28%
RAIN
***		 0% Thunder
( 23% severe)		   CALM 93% 61°

Mostly Cloudy

Chance of Rain

 DECATUR, TN 37322 weather forecast Day 1, 9 hours 10 AM 69° 69° Mostly Cloudy S   3 81% 63°
DECATUR, TN 37322 weather forecast Day 1, 12 hours 1 PM 76° 78° Mostly Cloudy 30%
RAIN
***		 0% Thunder
( 31% severe)		 S   7 66% 64°
DECATUR, TN 37322 weather forecast Day 1, 15 hours 4 PM 78° 80° Mostly Cloudy S   9 60% 63°
DECATUR, TN 37322 weather forecast Day 1, 18 hours 7 PM 77° 79° Partly Cloudy 9%

 0% Thunder
( 14% severe)		 S   6 62% 63°
DECATUR, TN 37322 weather forecast Day 1, 21 hours 10 PM 71° 71° Partly Cloudy SSE   3 76% 63°
Thursday
15 MAY 2025		 DECATUR, TN 37322 weather forecast Day 2, 0 hours 1 AM 68° 68° Partly Cloudy 5%

 0% Thunder
( 9% severe)		 S   3 87% 64°
Low 65° DECATUR, TN 37322 weather forecast Day 2, 3 hours 4 AM 67° 67° Partly Cloudy S   5 87% 63°
High 87° DECATUR, TN 37322 weather forecast Day 2, 6 hours 7 AM 67° 67° Partly Cloudy 1%

 0% Thunder
( 7% severe)		 S   6 87% 63°

Partly Cloudy



 DECATUR, TN 37322 weather forecast Day 2, 9 hours 10 AM 75° 75° Partly Cloudy SSW   8 69% 64°
DECATUR, TN 37322 weather forecast Day 2, 12 hours 1 PM 82° 84° Partly Cloudy 1%

 0% Thunder
( 18% severe)		 SSW   9 58% 66°
DECATUR, TN 37322 weather forecast Day 2, 15 hours 4 PM 85° 87° Mostly Cloudy SSW   10 51% 65°
DECATUR, TN 37322 weather forecast Day 2, 18 hours 7 PM 82° 84° Mostly Cloudy 2%

 0% Thunder
( 10% severe)		 SSW   8 56% 65°
DECATUR, TN 37322 weather forecast Day 2, 21 hours 10 PM 76° 78° Mostly Cloudy SSW   5 71% 66°

CHATTANOOGA, TN extended weather forecast
Friday
16 MAY 2025		 Saturday
17 MAY 2025		 Sunday
18 MAY 2025		 Monday
19 MAY 2025		 Tuesday
20 MAY 2025
Low 67° Low 68° Low 66° Low 63° Low 61°
High 92° High 83° High 86° High 81° High 82°
DECATUR, TN 37322 weather forecast Day 3 DECATUR, TN 37322 weather forecast Day 4 DECATUR, TN 37322 weather forecast Day 5 DECATUR, TN 37322 weather forecast Day 6 DECATUR, TN 37322 weather forecast Day 7
Overcast
21% Rain		 Overcast
80% Rain		 Partly Cloudy
52% Rain		 Partly Cloudy
24% Rain		 Partly Cloudy
24% Rain
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