Waterlands
Chattahoochee River
USGS · 02335450
CHATTAHOOCHEE RIVER
USGS · 02335450LIVE

CHATTAHOOCHEE RIVER ABOVE ROSWELL, GA

ROSWELL, GA33.9858°N, -84.3157°W Updated 1 hr ago
FLOW RATE
697cfs
GAUGE HT
2.89ft
WATER TEMP
17°F
AIR TEMP
83°F
WIND
5mph W
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
697cfs 54.5% vs avg
Optimal band: 682–922 cfs
PERIOD HIGH
1,330cfs
PERIOD LOW
648cfs
RUNNABLE
42%
last 1 day in band

Gauge Height

2.89ft

Water Temperature

17.0°F
Precipitation History

Precipitation · YTD

Normal

Near-normal year

2026 to date

27.9in

≈ normal

27.93 in of precipitation so far this year — about average for this point in the season (normal 25.27 in).

YTD Total

27.9in

This year so far

Normal to Date

25.3in

30-yr average

Typical Range

19.7–33.4in

10th–90th pct YTD

Departure

+11%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 4.13" · normal 4.62" (2.8–7.2)
Jan
Feb: 3.52" · normal 4.66" (2.0–7.1)
Feb
Mar: 2.79" · normal 4.74" (2.6–7.8)
Mar
Apr: 1.82" · normal 4.05" (2.1–6.4)
Apr
May: 9.65" · normal 3.51" (1.4–5.1)
May
Jun: 6.03" (so far)· normal 4.20" (2.3–7.7)
Jun
Jul: normal 4.38" (2.0–7.2)
Jul
Aug: normal 4.33" (1.9–6.7)
Aug
Sep: normal 3.79" (1.2–6.8)
Sep
Oct: normal 3.39" (1.0–6.4)
Oct
Nov: normal 3.92" (2.2–5.5)
Nov
Dec: normal 4.65" (3.0–6.7)
Dec
Baseline 1991–2020 · Source: Open-Meteo01:06 AM
Your History · CHATTAHOOCHEE RIVER ABOVE ROSWELL, GA

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Weather Conditions
WEATHER CONDITIONS
TODAY
89°
67°
SAT
94°
73°
SUN
92°
73°
MON
97°
75°
TUE
98°
74°
WED
97°
77°
THU
100°
80°
TIME
SAT
1
NOW
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
SUN
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
MON
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
TUE
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
9
pm
10
pm
11
pm
WED
12
am
1
am
2
am
3
am
4
am
5
am
6
am
7
am
8
am
9
am
10
am
11
am
12
pm
1
pm
2
pm
3
pm
4
pm
5
pm
6
pm
7
pm
8
pm
TEMP
hourly forecast
75°
mild
75°
75°
74°
73°
73°
73°
73°
76°
78°
81°
84°
86°
89°
92°
94°
93°
90°
90°
88°
78°
79°
79°
78°
77°
76°
75°
74°
73°
73°
73°
73°
75°
79°
77°
81°
84°
87°
91°
92°
89°
85°
87°
86°
85°
83°
81°
80°
80°
79°
78°
78°
77°
77°
75°
75°
76°
79°
83°
88°
91°
92°
93°
95°
97°
96°
89°
93°
92°
84°
82°
78°
78°
76°
74°
75°
74°
74°
74°
74°
76°
80°
84°
88°
91°
94°
96°
98°
98°
98°
95°
92°
91°
87°
86°
85°
85°
83°
82°
81°
80°
79°
78°
77°
79°
82°
86°
89°
92°
94°
96°
97°
97°
97°
96°
94°
93°
WIND
mph · gust · dir
3mph SE
G 8 mph
3
G8
SE
4
G11
S
3
G11
SSW
5
G12
SSW
4
G12
SW
4
G11
SW
4
G13
SW
7
G15
WSW
7
G16
WSW
7
G16
WSW
7
G13
WSW
8
G11
WSW
7
G12
WSW
10
G15
WSW
11
G15
WSW
12
G16
WSW
9
G14
W
10
G15
WSW
10
G15
SSW
9
G21
SSE
3
ESE
2
G9
S
5
G14
SW
6
G15
SW
5
G14
WSW
4
G13
SW
5
G12
SW
4
G12
WSW
5
G13
WSW
6
G15
WSW
7
G15
WSW
6
G19
W
10
G25
W
9
G24
W
10
G22
W
10
G17
WNW
10
G15
WNW
10
WNW
12
WNW
12
WNW
8
G10
WNW
9
G11
WNW
8
G13
WNW
7
G15
WNW
5
G14
WNW
4
G12
WNW
4
G11
NW
4
G13
NW
4
G14
NW
4
G15
NW
4
G15
WNW
4
G13
WNW
4
G15
WNW
5
G14
NW
5
G13
NW
6
G13
NNW
6
G14
NNW
6
G14
NNW
6
G11
NNW
7
G10
NNW
8
G9
NNW
7
G9
NNW
5
G10
NNW
4
G10
NW
7
G10
NW
8
G9
NW
6
G13
NW
7
G9
NNW
11
ENE
5
G12
NNE
4
G11
E
3
G9
NE
4
G11
ENE
4
G14
NE
4
G8
NE
5
E
5
G7
ENE
5
G11
ENE
6
G17
NE
7
G16
ENE
7
G13
ENE
8
G11
ENE
8
G10
E
8
G10
E
8
G10
E
8
G10
E
8
G11
E
9
G10
E
9
G12
E
13
SE
11
SE
10
SE
5
G12
SE
3
G10
ESE
4
G10
ENE
3
G9
ENE
2
G8
E
3
G8
E
4
E
4
E
3
E
4
E
4
E
5
E
5
E
5
G6
E
5
G7
E
7
G8
E
8
G10
E
9
G11
E
9
G11
E
10
G11
E
9
G11
ESE
9
G11
ESE
8
G10
ESE
8
G9
ESE
PRECIP
chance %
1%
1%
2%
2%
1%
1%
1%
3%
5%
2%
3%
3%
3%
5%
6%
10%
8%
11%
13%
10%
21%
11%
7%
5%
5%
6%
13%
9%
8%
8%
5%
6%
15%
6%
6%
6%
6%
6%
6%
13%
13%
13%
13%
13%
13%
3%
3%
3%
3%
3%
3%
1%
1%
1%
1%
1%
1%
6%
6%
6%
6%
6%
6%
16%
16%
16%
16%
16%
16%
18%
18%
18%
18%
18%
18%
4%
4%
4%
4%
4%
4%
7%
7%
7%
7%
7%
7%
6%
6%
6%
6%
6%
6%
5%
5%
5%
5%
5%
5%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
4%
4%
4%
4%
4%
4%
CLOUDS
cover %
0%
clear
0%
0%
1%
3%
19%
22%
32%
11%
100%
100%
45%
19%
39%
17%
14%
100%
100%
71%
100%
100%
100%
81%
94%
27%
0%
0%
98%
100%
84%
30%
60%
98%
92%
100%
100%
81%
80%
68%
78%
100%
100%
100%
100%
100%
100%
69%
85%
100%
100%
100%
100%
16%
11%
8%
17%
99%
100%
100%
100%
100%
100%
100%
100%
100%
82%
100%
6%
0%
34%
100%
100%
100%
21%
0%
7%
7%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
5%
35%
37%
0%
0%
0%
0%
32%
100%
100%
100%
90%
68%
7%
7%
71%
0%
0%
0%
0%
0%
10%
40%
26%
47%
72%
91%
98%
100%
100%
PRESSURE
hPa · trend
987
987988988987986986988985986986987985986987987985987988988986
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Stable
Moon Phase
Average
DAYLIGHT
SUNRISE
06:28 AM
SUNSET
08:52 PM
14H 24M OF DAYLIGHT19H 46M REMAINING
MOON PHASE
Waxing Gibbous
90% illuminated

Station Location

33.9858, -84.3157
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-27 01:06 UTC
Site #02335450·USGS

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