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Day 1 Outlook • April 18, 2026
Day 2 Outlook • April 19, 2026
Day 3 Outlook • April 20, 2026
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dBZ 5
75

Hazardous Weather Conditions

  • No active alerts for GALLIANO, LOUISIANA

Current Conditions: GALLIANO, LOUISIANA

HOUMA TERREBONNE (KHUM)

Clear

78.8 F
Humidity:51%
Wind Speed:S 8.1 mph
Barometer:29.98 in
Dewpoint:59.0 F
Visibility:7.00 mi
Precip:--
Heat Index:78.8 F
Wind Chill:NA
Apr 17 2026, 06:47 PM CDT
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5 Day Forecast for GALLIANO, LOUISIANA (70354)

Friday

High 82 °F
Forecast Missing
Friday
Night
Low 66 °F
Forecast Missing
Saturday

High 82 °F
Forecast Missing
Saturday
Night
Low 59 °F
Forecast Missing
Sunday

High 73 °F
Forecast Missing
Sunday
Night
Low 57 °F
Forecast Missing
Monday

High 77 °F
Forecast Missing
Monday
Night
Low 62 °F
Forecast Missing
Tuesday

High 80 °F
Forecast Missing

Detailed Forecast for GALLIANO, LOUISIANA (70354)

Friday
Forecast Missing. High near 82°F. Wind around 7 mph, with gusts as high as 12 mph.
Friday Night
Forecast Missing. Low around 66°F. Wind 5 to 6 mph, with gusts as high as 12 mph.
Saturday
Forecast Missing. High near 82°F. Wind 6 to 10 mph, with gusts as high as 15 mph.
Saturday Night
Forecast Missing. Low around 59°F. Wind 2 to 10 mph, with gusts as high as 17 mph.
Sunday
Forecast Missing. High near 73°F. Wind 12 to 18 mph, with gusts as high as 25 mph.
Sunday Night
Forecast Missing. Low around 57°F. Wind 10 to 12 mph, with gusts as high as 20 mph.
Monday
Forecast Missing. High near 77°F. Wind 9 to 17 mph, with gusts as high as 24 mph.
Monday Night
Forecast Missing. Low around 62°F. Wind around 5 mph, with gusts as high as 9 mph.
Tuesday
Forecast Missing. High near 80°F. Wind 9 to 15 mph, with gusts as high as 21 mph.
Tuesday Night
Forecast Missing. Low around 64°F. Wind around 5 mph, with gusts as high as 10 mph.
Wednesday
Forecast Missing. High near 80°F. Wind 10 to 13 mph, with gusts as high as 17 mph.
Wednesday Night
Forecast Missing. Low around 64°F. Wind around 7 mph, with gusts as high as 13 mph.
Thursday
Forecast Missing. High near 80°F. Wind 10 to 14 mph, with gusts as high as 20 mph.
Thursday Night
Forecast Missing. Low around 66°F. Wind around 8 mph, with gusts as high as 15 mph.
LA Radar
Current Radar • LA
Day 1 Outlook • April 18, 2026

Observation History for GALLIANO, LOUISIANA

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)
06:47 PM CDT S 8.1 7.00 Clear -- 78.8 59.0 51% NA 78.8 29.98 1015.2
05:47 PM CDT 10.3 7.00 Clear -- 80.6 57.2 45% NA 80.8 29.98 1015.2
04:47 PM CDT 9.2 7.00 NULL -- 80.6 60.8 51% NA 81.5 29.99 1015.6
03:47 PM CDT S 9.2 7.00 Mostly Clear -- 80.6 64.4 58% NA 82.2 30.01 1016.3
02:55 PM CDT 12.8 7.00 Partly Cloudy -- 80.6 64.4 58% NA 82.2 30.04 1017.3
01:47 PM CDT S 12.8 7.00 Partly Cloudy -- 80.6 68.0 66% NA 83.3 30.06 1018.0
11:47 AM CDT S 13.9 G 19.7 7.00 Partly Cloudy -- 80.6 68.0 66% NA 83.3 30.09 1019.0
10:47 AM CDT 13.9 7.00 Mostly Cloudy -- 80.6 68.0 66% NA 83.3 30.09 1019.0
09:47 AM CDT S 5.8 7.00 NULL -- 77.0 68.0 74% NA 77.9 30.07 1018.3
08:47 AM CDT 0.0 7.00 Clear -- 73.4 69.8 89% NA 74.7 30.05 1017.6
07:47 AM CDT 6.9 7.00 Clear -- 66.2 66.2 100% NA NA 30.03 1016.9
06:47 AM CDT 0.0 7.00 Clear -- 66.2 64.4 94% NA NA 30.02 1016.6
05:47 AM CDT 0.0 7.00 Clear -- 68.0 66.2 94% NA NA 30.02 1016.6

Regional Weather Observation

HOUMA TERREBONNE (KHUM)

Clear
78.8 F

GALLIANO (KGAO)

Clear
72.5 F

NEW ORLEANS NAS (KNBG)

Partly Cloudy
73.0 F

NEW ORLEANS/INTL (KMSY)

Clear
73.4 F

NEW ORLEANS/LAKE (KNEW)

Clear
73.4 F

GONZALES (KREG)

Clear
74.3 F
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