Marietta, GA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Marietta, GA.

1 Currently Active Alert for Marietta

Current Conditions — Marietta, GA

CARTERSVILLE (KVPC)

Clear

50.0 F
Humidity:100%
Wind Speed: 0.0 mph
Barometer:30.25 in
Dewpoint:50.0 F
Visibility:9.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 22 2026, 07:55 AM EDT
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5-Day Forecast — Marietta, GA

Wednesday

High 84 °F
Partly Sunny
Wednesday
Night
Low 57 °F
Partly Sunny
Thursday

High 84 °F
Partly Sunny
Thursday
Night
Low 59 °F
Mostly Clear
Friday

High 84 °F
Partly Sunny
Friday
Night
Low 62 °F
Chance of T-storms
Saturday

High 78 °F
T-storms
Saturday
Night
Low 59 °F
T-storms
Sunday

High 82 °F
Chance of T-storms

Detailed Forecast — Marietta, GA

Wednesday
Partly Sunny. High near 84°F. Wind 2 to 6 mph, with gusts as high as 12 mph.
Wednesday Night
Partly Sunny. Low around 57°F. Wind 1 to 3 mph, with gusts as high as 8 mph.
Thursday
Partly Sunny. High near 84°F. Wind 1 to 7 mph, with gusts as high as 12 mph.
Thursday Night
Mostly Clear. Low around 59°F. Wind 1 to 5 mph, with gusts as high as 10 mph.
Friday
Partly Sunny. High near 84°F. Wind 2 to 8 mph, with gusts as high as 15 mph.
Friday Night
Chance of Thunderstorms. Low around 62°F. Wind 2 to 6 mph, with gusts as high as 12 mph.
Saturday
Thunderstorms. High near 78°F. Wind 2 to 8 mph, with gusts as high as 16 mph.
Saturday Night
Thunderstorms. Low around 59°F. Wind 2 to 3 mph, with gusts as high as 9 mph.
Sunday
Chance of Thunderstorms. High near 82°F. Wind 2 to 6 mph, with gusts as high as 10 mph.
Sunday Night
Chance of Showers. Low around 59°F. Wind around 3 mph, with gusts as high as 10 mph.
Monday
Chance of Thunderstorms. High near 80°F. Wind 9 to 10 mph, with gusts as high as 18 mph.
Monday Night
Thunderstorms Likely. Low around 62°F. Wind around 8 mph, with gusts as high as 16 mph.
Tuesday
Thunderstorms Likely. High near 82°F. Wind 9 to 13 mph, with gusts as high as 21 mph.
GA Radar
Current Radar • GA
Day 1 Outlook • April 22, 2026

Observation History — Marietta, GA

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)
07:55 AM EDT 0.0 9.00 Clear -- 50.0 50.0 100% NA NA 30.25 1024.4
07:35 AM EDT 0.0 9.00 Clear -- 48.2 48.2 100% NA NA 30.25 1024.1
07:15 AM EDT 0.0 9.00 Clear -- 48.2 48.2 100% NA NA 30.25 1024.1
06:55 AM EDT 0.0 10.00 Clear -- 50.0 48.2 94% NA NA 30.23 1023.7
06:35 AM EDT 0.0 10.00 Clear -- 50.0 50.0 100% NA NA 30.23 1023.7
05:55 AM EDT 0.0 10.00 Clear -- 50.0 50.0 100% NA NA 30.22 1023.4
05:35 AM EDT 0.0 10.00 Clear -- 50.0 48.2 94% NA NA 30.22 1023.4
05:15 AM EDT 0.0 10.00 Clear -- 51.8 50.0 94% NA NA 30.22 1023.4
04:55 AM EDT 0.0 10.00 Clear -- 51.8 50.0 94% NA NA 30.23 1023.7
04:15 AM EDT 0.0 10.00 Clear -- 53.6 48.2 82% NA NA 30.22 1023.4
03:55 AM EDT 0.0 10.00 Clear -- 53.6 50.0 88% NA NA 30.22 1023.4
03:35 AM EDT 0.0 10.00 Clear -- 53.6 50.0 88% NA NA 30.22 1023.4
03:15 AM EDT 0.0 10.00 Clear -- 53.6 50.0 88% NA NA 30.22 1023.4
02:55 AM EDT 0.0 10.00 Clear -- 55.4 50.0 82% NA NA 30.22 1023.4
02:35 AM EDT 0.0 10.00 Clear -- 55.4 50.0 82% NA NA 30.22 1023.4
02:15 AM EDT 0.0 10.00 Clear -- 55.4 50.0 82% NA NA 30.23 1023.7
01:55 AM EDT 0.0 10.00 Clear -- 55.4 51.8 88% NA NA 30.25 1024.1
01:35 AM EDT 0.0 10.00 Clear -- 57.2 51.8 82% NA NA 30.25 1024.1
01:15 AM EDT 0.0 10.00 Clear -- 55.4 51.8 88% NA NA 30.25 1024.1
12:55 AM EDT 0.0 10.00 Clear -- 57.2 51.8 82% NA NA 30.25 1024.4
12:35 AM EDT 0.0 10.00 Clear -- 59.0 51.8 77% NA NA 30.25 1024.4
12:15 AM EDT 0.0 10.00 Clear -- 59.0 51.8 77% NA NA 30.25 1024.4
11:55 PM EDT 0.0 10.00 Clear -- 59.0 50.0 72% NA NA 30.26 1024.7
11:35 PM EDT 0.0 10.00 Clear -- 59.0 50.0 72% NA NA 30.26 1024.7

Regional Weather Observation

CARTERSVILLE (KVPC)

Clear
50.0 F

MARIETTA MCCOLUM (KRYY)

Clear
55.4 F

ATLANTA/PAULDING (KPUJ)

Clear
NULL F

CALHOUN (KCZL)

Clear
46.4 F

CANTON/CHEROKEE (KCNI)

Clear
49.8 F

DOBBINS AFB/MARI (KMGE)

Partly Cloudy
55.6 F
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