Sweetwater, TN Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Sweetwater, TN.

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Current Conditions — Sweetwater, TN

ROCKWOOD (KRKW)

Clear

55.4 F
Humidity:58%
Wind Speed:W 5.7 mph
Barometer:30.20 in
Dewpoint:41.0 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 22 2026, 03:35 AM EDT
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5-Day Forecast — Sweetwater, TN

Wednesday

High 82 °F
Mostly Sunny
Wednesday
Night
Low 50 °F
Mostly Clear
Thursday

High 82 °F
Mostly Sunny
Thursday
Night
Low 55 °F
Mostly Clear
Friday

High 82 °F
Partly Sunny
Friday
Night
Low 57 °F
Chance of T-storms
Saturday

High 75 °F
T-storms
Saturday
Night
Low 55 °F
T-storms
Sunday

High 80 °F
Chance of T-storms

Detailed Forecast — Sweetwater, TN

Wednesday
Mostly Sunny. High near 82°F. Wind 2 to 8 mph, with gusts as high as 16 mph.
Wednesday Night
Mostly Clear. Low around 50°F. Wind 1 to 2 mph, with gusts as high as 8 mph.
Thursday
Mostly Sunny. High near 82°F. Wind 1 to 6 mph, with gusts as high as 13 mph.
Thursday Night
Mostly Clear. Low around 55°F. Wind around 2 mph, with gusts as high as 8 mph.
Friday
Partly Sunny. High near 82°F. Wind 2 to 9 mph, with gusts as high as 17 mph.
Friday Night
Chance of Thunderstorms. Low around 57°F. Wind around 3 mph, with gusts as high as 10 mph.
Saturday
Thunderstorms. High near 75°F. Wind 3 to 7 mph, with gusts as high as 15 mph.
Saturday Night
Thunderstorms. Low around 55°F. Wind around 1 mph, with gusts as high as 7 mph.
Sunday
Chance of Thunderstorms. High near 80°F. Wind 3 to 5 mph, with gusts as high as 12 mph.
Sunday Night
Chance of Rain Showers. Low around 55°F. Wind around 2 mph, with gusts as high as 8 mph.
Monday
Chance of Thunderstorms. High near 80°F. Wind 3 to 12 mph, with gusts as high as 21 mph.
Monday Night
Chance of Thunderstorms. Low around 59°F. Wind around 9 mph, with gusts as high as 20 mph.
Tuesday
Chance of Scattered Thunderstorms. High near 78°F. Wind 10 to 12 mph, with gusts as high as 21 mph.
TN Radar
Current Radar • TN
Day 1 Outlook • April 22, 2026

Observation History — Sweetwater, TN

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
03:35 AM EDT W 5.7 10.00 Clear -- 55.4 41.0 58% NA NA 30.20 1022.7
03:15 AM EDT W 5.7 10.00 Clear -- 59.0 41.0 51% NA NA 30.20 1022.7
02:35 AM EDT 8.1 10.00 Clear -- 59.0 42.8 55% NA NA 30.21 1023.0
02:15 AM EDT 8.1 10.00 Clear -- 59.0 42.8 55% NA NA 30.21 1023.0
01:35 AM EDT 6.9 G 15.0 10.00 Clear -- 60.8 42.8 51% NA NA 30.21 1023.0
01:15 AM EDT SW 6.9 10.00 Clear -- 59.0 42.8 55% NA NA 30.22 1023.4
12:55 AM EDT 10.00 Clear -- NULL % NA NA M
12:35 AM EDT SW 5.7 10.00 Clear -- 59.0 44.6 59% NA NA 30.22 1023.4
12:15 AM EDT SW 6.9 10.00 Clear -- 59.0 44.6 59% NA NA 30.22 1023.4
11:35 PM EDT 10.00 Clear -- NULL % NA NA M
11:15 PM EDT SW 5.7 10.00 Clear -- 60.8 42.8 51% NA NA 30.22 1023.4
09:35 PM EDT 10.00 Clear -- NULL % NA NA M
09:15 PM EDT SW 5.7 10.00 Clear -- 64.4 44.6 49% NA NA 30.21 1023.0
08:55 PM EDT 10.00 Clear -- NULL % NA NA M
08:35 PM EDT SW 5.7 10.00 Clear -- 64.4 42.8 45% NA NA 30.20 1022.7
08:15 PM EDT SW 5.7 10.00 Clear -- 66.2 42.8 43% NA NA 30.20 1022.7
07:35 PM EDT S 6.9 10.00 Clear -- 69.8 42.8 38% NA NA 30.20 1022.7
07:15 PM EDT 11.5 10.00 Clear -- 71.6 42.8 35% NA 70.2 30.20 1022.7
06:35 PM EDT S 9.2 G 15.0 10.00 Clear -- 73.4 44.6 36% NA 72.1 30.20 1022.7
06:15 PM EDT 6.9 10.00 Clear -- 73.4 44.6 36% NA 72.1 30.20 1022.7
05:35 PM EDT G 16.1 10.00 Clear -- NULL % NA NA M
05:15 PM EDT 6.9 10.00 NULL -- 75.2 44.6 34% NA 73.9 30.20 1022.7
04:35 PM EDT S 8.1 G 17.3 10.00 Clear -- 75.2 44.6 34% NA 73.9 30.22 1023.4
04:15 PM EDT S 11.5 G 18.4 10.00 Clear -- 75.2 44.6 34% NA 73.9 30.22 1023.4

Regional Weather Observation

ROCKWOOD (KRKW)

Clear
55.4 F

MADISONVILLE (KMNV)

Clear
51.8 F

ATHENS/MCMINN (KMMI)

Clear
46.4 F

CLEVELAND REG. (KRZR)

Clear
48.2 F

OAK RIDGE (KOQT)

Clear
53.1 F

CROSSVILLE (KCSV)

Clear
51.8 F
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