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Shaded-relief atlas plate of Decatur, Georgia: rivers, roads, the city limits and where the water drains.
GEORGIA · DEKALB COUNTY

Decatur

24,482 people, 1,010 ft above sea level in DeKalb County.

1,010 ftElevation, city center
24,482People, 2024 estimate
5 sq miLand area
Mostly clear 65°
Mostly clear now Dew point 51° · NE 5 mph · high 85°
Radar & maps showers Friday →
City of Decatur River Interstate 2 miles
Explore the plate Order a print

The Decatur plate. Relief from Copernicus GLO-30; rivers and lakes from USGS NHD; watersheds from the USGS Watershed Boundary Dataset; roads and city limits from Census TIGER 2024.

MILE1
TODAY

Today in Decatur

NWS forecast and National Blend of Models · updated 3:00 AM EDT
RIGHT NOW Hartsfield - Jackson Atlanta International Airport (KATL) · 3:52 AM
Mostly clear
65° Mostly clear Feels like 65° · high of 85° near 4 PM
WindNE 5 mphno gusts
Humidity61%falling to 38% this afternoon
Pressure29.98 in →steady
Visibility10 mihaze-free
CloudsA few cloudsbases near 26,000 ft
UV index7 by 1 PMhigh; shade by midday
Dew point 51° · Dry66° by Friday: more humid
DryComfortableStickyMuggyOppressive
NEXT RAIN
Showers
Friday40% chance · showers
LIKELY AMOUNT—amounts come within 3 days
LAST RAINSept. 240.04 in · 5 dry days
Watch it come in on radar →
ALERTS & OUTLOOKS
No watches or warnings for DeKalb County
NWS Atlanta/Peachtree City and the Storm Prediction Center · checked 4:37 AM
SUN & MOON
↑ 7:29 AM7:24 PM ↓
11 h 54 m of daylight, 2 minutes less than yesterday
Waning gibbous, 92% lit. The Harvest Moon was full Saturday.
AIR & POLLEN
54
MODERATEAir quality index · fine particles
No pollen source yet.

The next three days, hour by hour

Sky: clear, cloudy, night Rain likely National Blend of Models
TUESDAY, SEPT. 29
WEDNESDAY, SEPT. 30
THURSDAY, OCT. 1
FRIDAY, OCT. 2
4a
7a
10a
1p
4p
7p
10p
1a
4a
7a
10a
1p
4p
7p
10p
1a
4a
7a
10a
1p
4p
7p
10p
1a
clear night
clear day
clear day
clear day
clear day
clear night
clear night
clear night
clear night
clear day
mostly sunny
mostly sunny
clear day
mostly clear night
mostly clear night
clear night
clear night
mostly sunny
mostly sunny
mostly sunny
mostly sunny
clear night
mostly clear night
clear night
TEMPERATURE °F
63°
84°
65°
87°
69°
87°
CHANCE OF RAIN
50%
WIND, MPH
5
6
7
5
5
6
5
6
7
7
8
8
8
7
8
9
8
7
9
10
10
9
9
8
HOW IT FEELS · DEW POINT
Sticky: dew points 54 to 66° More humid: 66° by Friday

The next seven days, and how sure we are

Forecast, with the range 8 in 10 ensemble members agree on Normal, about 80° / 62°
TUE Sept. 29 Sunny Sunny
85° 64°
0% rain — E 6 B
WED Sept. 30 Mostly sunny Mostly sunny
88° 69°
0% rain — E 8 A
THU Oct. 1 Mostly sunny Mostly sunny
88° 71°
0% rain — SE 9 B
FRI Oct. 2 Chance of showers Chance of showers
88° 72°
40% rain up to 0.3″ SE 6 C
SAT Oct. 3 Storms likely Storms likely
85° 71°
70% rain 0.09–1.8″ SE 7 C
SUN Oct. 4 Showers likely Showers likely
78° 67°
80% rain 0.1–1.6″ WNW 10 C
MON Oct. 5 Chance of showers Chance of showers
75° 62°
50% rain up to 0.9″ ENE 13 C
How sure are we? AModels agree: highs within 4° BSome spread: within 8° CWide spread: check back
Range from the National Blend of Models percentiles · graded on Forecast Scores
Map of a 72-hour back-trajectory: the air now over Decatur was over Alabama and Mississippi three days ago.
AIR MAIL

Where today’s air came from

The air arriving over Decatur at 5,000 feet was over Alabama and Mississippi three days ago, about 310 miles back along its path. It has stayed over land, which is why the air feels dry. Traced hour by hour through GFS analyses of the 850 hPa wind.

THIS WEEK, TWO YEARS AGO Sept. 26–27, 2024

The wettest two days this week has seen

7.70 inches of rain fell in two days, the most for this week of the year since records began in 1878. The next wettest, 5.85 inches, fell in 1989.

5.85″
7.70″
19892024
Source: NOAA RCC-ACIS, the Atlanta Area threaded record since 1878.
MILE7
ON THE NETWORK

Around Decatur on the Forecast Network

Neighboring plates

Atlanta GA · 7 MI 7 miles west South Fulton GA · 19 MI 19 miles southwest Columbus GA · 93 MI 93 miles south Augusta GA · 131 MI 131 miles east Huntsville AL · 150 MI 150 miles northwest Knoxville TN · 153 MI 153 miles north
FORECASTCITY
Atlas plate of Decatur, Georgia. Explore the plate
GEORGIA · DEKALB

Decatur

24,482 people, 1,010 ft above sea level in DeKalb County.

1,010 ftElevation
24,482People
5 sq miLand
Mostly clear 65°
Mostly clearDew point 51°
1

Today in Decatur

NEXT 15 HOURS
Now clear night 63° 0%
7a clear night 61° 0%
10a clear day 70° 0%
1p clear day 79° 0%
4p clear day 84° 0%
7p clear night 79° 0%
Showers
NEXT RAINFriday · 40%
→
FORECAST · WED 5 PM
RADAR & MAPS Mid to upper 80s across the metro
MONNOWWEDTHU
Radar Temp Gusts Rain
Open →
Tue0%
Sunny Sunny
64
85
B
Wed0%
Mostly sunny Mostly sunny
69
88
A
Thu0%
Mostly sunny Mostly sunny
71
88
B
Fri40%
Chance of showers Chance of showers
72
88
C
Sat70%
Storms likely Storms likely
71
85
C
Sun80%
Showers likely Showers likely
67
78
C
Mon50%
Chance of showers Chance of showers
62
75
C
Letters show how sure the forecast is: A, models agree; B, some spread; C, check back. Sample data.
THIS WEEK, TWO YEARS AGO · SEPT. 26–27, 2024

7.70 inches in two days, the most for this week since 1878.