Waterlands
Bayou Lafourche
USGS · 07380500
BAYOU LAFOURCHE
USGS · 07380500LIVE

Bayou Lafourche at Napoleonville, LA

ASSUMPTION PARISH, LA29.9415°N, -91.0232°W
AIR TEMP
92°F
WIND
8mph WSW
FISH INDEX
56SCORE / 100
GOOD · 3 OF 5
Flow Rate Historical Avg
MEDIAN FLOW RATE · 1 DAY
cfs
No flow data available
Precipitation History

Precipitation · YTD

Wet

Wetter than normal

2026 to date

29.6in

+15% vs normal

29.58 in of precipitation so far this year, 15% above the 30-year normal of 25.72 in for this point in the season.

YTD Total

29.6in

This year so far

Normal to Date

25.7in

30-yr average

Typical Range

17.8–32.5in

10th–90th pct YTD

Departure

+15%

vs 30-yr normal

By Month

This year
Typical range
Normal
Jan: 2.49" · normal 4.68" (2.8–6.7)
Jan
Feb: 2.08" · normal 4.38" (1.9–7.4)
Feb
Mar: 4.53" · normal 4.44" (2.1–6.8)
Mar
Apr: 3.91" · normal 4.45" (1.0–7.4)
Apr
May: 9.46" · normal 4.17" (0.7–7.4)
May
Jun: 7.11" (so far)· normal 5.14" (2.1–9.5)
Jun
Jul: normal 6.43" (3.6–10.1)
Jul
Aug: normal 6.30" (2.6–12.6)
Aug
Sep: normal 4.89" (1.8–8.9)
Sep
Oct: normal 3.88" (0.3–7.2)
Oct
Nov: normal 3.53" (1.5–6.3)
Nov
Dec: normal 3.99" (2.3–6.5)
Dec
Baseline 19912020 · Source: Open-Meteo10:52 PM
SPONSORED
Weather Conditions
WEATHER CONDITIONS
TODAY
92°
77°
WED
89°
76°
THU
93°
73°
FRI
93°
73°
SAT
93°
74°
SUN
94°
74°
MON
94°
74°
TIME
TUE
11
NOW
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
9
pm
10
pm
11
pm
THU
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
FRI
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
SAT
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
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
TEMP
hourly forecast
80°
mild
80°
79°
79°
78°
78°
77°
76°
76°
77°
80°
82°
85°
87°
88°
89°
78°
76°
80°
82°
83°
82°
80°
78°
78°
78°
77°
77°
77°
76°
76°
75°
75°
76°
79°
82°
83°
86°
88°
91°
93°
93°
92°
91°
87°
83°
77°
74°
73°
73°
73°
73°
73°
73°
73°
73°
73°
74°
79°
82°
85°
88°
91°
92°
93°
93°
92°
91°
88°
84°
80°
78°
76°
75°
74°
74°
75°
74°
74°
74°
74°
76°
80°
83°
86°
89°
91°
93°
93°
93°
93°
91°
88°
84°
80°
78°
77°
76°
75°
75°
75°
75°
74°
74°
74°
76°
79°
83°
86°
89°
91°
92°
93°
94°
94°
WIND
mph · gust · dir
2mph SW
G 10 mph
2
G10
SW
4
G10
SW
4
G10
SW
6
G12
W
5
G11
W
4
G11
WNW
4
G12
W
3
G11
WNW
2
G10
NW
5
G9
WNW
4
G5
W
6
G7
WNW
3
G5
NW
2
G5
WNW
3
G5
WNW
9
G15
NE
7
G8
ESE
7
G9
ESE
3
G4
S
2
G3
SSE
3
G5
SSW
4
G7
S
5
G8
S
3
G9
S
5
G12
SSW
5
G11
SSW
3
G10
SSW
4
G11
SSW
4
G10
SSW
5
G11
SW
4
G10
WSW
3
G8
W
2
G7
W
6
G13
W
7
G11
W
8
G11
W
6
G8
WSW
5
G6
SW
5
G7
SW
7
SW
9
SW
10
SW
10
SW
10
G16
SW
9
G18
SW
7
G18
SW
7
G19
SW
6
G15
SW
6
G11
SSW
6
G10
SSW
5
G8
S
5
G6
S
5
G6
S
5
S
4
S
5
G7
S
5
G9
S
5
G8
S
6
G10
SSW
7
G10
SSW
7
G10
S
7
G10
SSW
9
G11
SSW
11
G12
SSW
11
SW
11
SW
11
SW
11
G13
SW
10
G17
SW
8
G17
SW
6
G17
SSW
6
G17
SSW
6
G15
S
6
G14
S
6
G16
S
6
G16
S
5
G13
S
5
G9
S
4
G5
SSE
4
SSE
3
G7
SSE
5
G9
S
8
G10
SSW
7
G10
S
6
G10
S
7
G9
SSW
8
G9
SW
8
SW
9
SW
10
WSW
10
WSW
11
G13
SW
10
G16
SW
7
G15
SW
6
G14
SSW
6
G16
SSW
6
G15
S
6
G12
S
6
G13
S
5
G12
S
5
G6
SSW
4
SSW
3
S
2
G3
SSE
2
G3
SSE
2
G3
SSE
2
G3
SSE
2
G3
SE
2
G3
SE
3
ESE
3
E
5
E
6
E
5
E
PRECIP
chance %
2%
2%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
1%
3%
4%
5%
19%
15%
10%
9%
7%
5%
5%
4%
3%
2%
1%
1%
1%
2%
2%
2%
2%
2%
1%
1%
1%
1%
1%
1%
8%
8%
8%
8%
8%
8%
3%
3%
3%
3%
3%
3%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
7%
7%
7%
7%
7%
7%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
10%
10%
10%
10%
10%
10%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
1%
1%
1%
1%
1%
15%
15%
15%
CLOUDS
cover %
0%
clear
0%
0%
0%
2%
3%
2%
1%
2%
5%
3%
6%
13%
28%
92%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
100%
61%
76%
96%
100%
80%
30%
8%
100%
44%
28%
42%
47%
63%
92%
13%
12%
100%
100%
6%
5%
0%
0%
0%
0%
0%
5%
5%
0%
0%
5%
5%
10%
7%
7%
7%
6%
5%
5%
14%
8%
15%
84%
100%
100%
100%
7%
6%
5%
5%
5%
6%
0%
0%
0%
0%
34%
41%
0%
0%
0%
0%
0%
0%
0%
23%
13%
12%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
0%
1%
2%
4%
5%
6%
3%
0%
0%
PRESSURE
hPa · trend
1020
1020101810191017101710171018101510161017101910161018101810191017101810171019
TemperatureWind / GustsPrecipitationCloud coverPressure
Nowscroll →
FISH INDEX
56
Temperature
Too Hot
Wind
Light
Pressure
Rising — Slow
Moon Phase
Good
DAYLIGHT
SUNRISE
06:04 AM
SUNSET
08:08 PM
14H 4M OF DAYLIGHT0H 0M REMAINING
MOON PHASE
First Quarter
64% illuminated

Station Location

29.9415, -91.0232
Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-06-23 22:52 UTC
Site #07380500·USGS

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