Historic Forecast
Thu 02/16
1 ft
Fri 02/17
1 ft
Sat 02/18
1 ft
Sun 02/19
1 ft
Mon 02/20
0-1 ft
Tue 02/21
0-1 ft
Wed 02/22
1 ft
Surf Swell Rating Primary Swell Secondary Swell Wind Weather Prob.
Thursday 02/16
12am 1ft
1.6ft 4s 76.02° 0.5ft 8s 0.4ft 7s 3 5 mph Clear 74°f 75%
3am 0-1ft
1.4ft 4s 74.96° 0.5ft 8s   3 5 mph Clear 72°f 90%
6am 0-1ft
1.4ft 4s 73.15° 0.5ft 8s   2 4 mph Cloudy 72°f 90%
9am 1ft
1.3ft 6s 70.22° 0.5ft 8s   3 8 mph Brief Showers 80°f 60%
Noon 1ft
1.3ft 6s 66.45° 0.5ft 8s 0.3ft 13s 4 7 mph Brief Showers Possible 87°f 60%
3pm 1ft
1.6ft 5s 64.27° 0.3ft 13s   4 6 mph Brief Showers Possible 86°f 55%
6pm 1ft
1.6ft 5s 63.65° 0.6ft 8s 0.2ft 13s 2 3 mph Light Rain 80°f 55%
9pm 1ft
1.5ft 5s 64.79° 0.6ft 8s   4 5 mph Brief Showers 76°f 80%
Tide and daylight times for São Luís, Brazil
Rio Mearim
Low 4:32AM 2.07ft
High 10:44AM 16.6ft
Low 4:52PM 2.2ft
High 11:06PM 16.07ft
First Light 5:43AM
Sunrise 6:04AM
Sunset 6:17PM
Last Light 6:39PM
Friday 02/17
12am 1ft
1.4ft 4s 65.3° 0.6ft 8s   2 3 mph Cloudy 74°f 80%
3am 1ft
1.3ft 4s 63.71° 0.6ft 8s   3 5 mph Cloudy 73°f 70%
6am 1ft
1.1ft 5s 60.95° 0.6ft 8s   3 4 mph Cloudy 72°f 70%
9am 1ft
1ft 5s 58.2° 0.6ft 8s   2 4 mph Cloudy 80°f 70%
Noon 1ft
1ft 8s 38.45° 0.7ft 5s   2 5 mph Brief Showers 84°f 70%
3pm 1ft
1ft 8s 36.28° 0.6ft 5s 0.2ft 6s 2 3 mph Brief Showers 87°f 95%
6pm 1ft
1.1ft 8s 34.11° 0.2ft 11s 0.6ft 4s 4 5 mph Brief Showers 79°f 95%
9pm 1-2ft
1.2ft 8s 36.42° 0.5ft 5s   4 5 mph Brief Showers 75°f 100%
Tide and daylight times for São Luís, Brazil
Rio Mearim
Low 5:11AM 2.98ft
High 11:24AM 15.78ft
Low 5:35PM 3.08ft
High 11:50PM 15.09ft
First Light 5:43AM
Sunrise 6:04AM
Sunset 6:17PM
Last Light 6:38PM
Saturday 02/18
12am 1ft
0.9ft 8s 55.76° 1ft 3s   3 4 mph Overcast 75°f 100%
3am 1ft
0.9ft 8s 52.36° 1ft 4s   2 3 mph Cloudy 73°f 55%
6am 1ft
1.3ft 8s 45.48° 0.3ft 17s   1 1 mph Cloudy 72°f 55%
9am 1ft
1.3ft 8s 46.66° 0.4ft 17s   1 2 mph Cloudy 83°f 65%
Noon 1ft
1.2ft 8s 48.05° 0.4ft 16s   2 3 mph Light Rain 87°f 65%
3pm 1ft
1.2ft 8s 48.27° 0.4ft 16s 0.4ft 2s 2 3 mph Light Showers Possible 84°f 60%
6pm 1ft
1.3ft 8s 53° 0.4ft 15s   1 1 mph Thundery Showers 79°f 60%
9pm 1ft
1.2ft 8s 51.98° 0.4ft 15s   3 5 mph Light Rain 75°f 36%
Tide and daylight times for São Luís, Brazil
Rio Mearim
Low 5:55AM 3.97ft
High 12:10PM 14.89ft
Low 6:25PM 3.97ft
First Light 5:43AM
Sunrise 6:04AM
Sunset 6:17PM
Last Light 6:38PM
Sunday 02/19
12am 1ft
1.1ft 8s 50.86° 0.4ft 15s   3 4 mph Drizzle 73°f 36%
3am 1ft
1.1ft 8s 49.5° 0.4ft 14s   2 3 mph Drizzle 72°f 48%
6am 1ft
1.1ft 8s 48.28° 0.4ft 14s   0 1 mph Cloudy 71°f 48%
9am 1ft
1ft 8s 47.48° 0.3ft 14s   1 1 mph Sunny 80°f 95%
Noon 1ft
1ft 8s 47.13° 0.3ft 14s   2 2 mph Cloudy 91°f 95%
3pm 1ft
1ft 8s 46.46° 0.3ft 14s   2 2 mph Brief Showers Possible 86°f 75%
6pm 1ft
1ft 8s 46.93° 0.3ft 13s 0.5ft 2s 2 2 mph Thundery Showers 81°f 75%
9pm 1ft
1ft 8s 39.15° 0.3ft 13s   4 6 mph Light Rain 75°f 45%
Tide and daylight times for São Luís, Brazil
Rio Mearim
High 12:42AM 14.1ft
Low 6:49AM 4.89ft
High 1:06PM 14.07ft
Low 7:26PM 4.72ft
First Light 5:43AM
Sunrise 6:04AM
Sunset 6:17PM
Last Light 6:38PM
Monday 02/20
12am 1ft
1ft 8s 39.51° 0.3ft 13s   3 4 mph Mist 74°f 45%
3am 1ft
1ft 8s 40.5° 0.3ft 13s   2 3 mph Cloudy 73°f 65%
6am 1ft
0.7ft 8s 55.19° 0.6ft 3s   1 1 mph Cloudy 73°f 65%
9am 1ft
0.7ft 8s 55.48° 0.6ft 3s   1 2 mph Sunny 82°f 50%
Noon 0-1ft
0.6ft 8s 53.32° 0.6ft 3s   2 2 mph Brief Showers 83°f 50%
3pm 0-1ft
0.6ft 8s 51° 0.7ft 4s   2 2 mph Heavy Thunderstorms 84°f 55%
6pm 1ft
0.8ft 8s 37.2° 0.5ft 4s   1 2 mph Light Rain 79°f 55%
9pm 0-1ft
0.6ft 8s 51.7° 0.9ft 3s 0.2ft 12s 3 4 mph Light Showers Possible 75°f 70%
Tide and daylight times for São Luís, Brazil
Rio Mearim
High 1:48AM 13.35ft
Low 7:56AM 5.54ft
High 2:16PM 13.61ft
Low 8:41PM 5.02ft
First Light 5:43AM
Sunrise 6:04AM
Sunset 6:17PM
Last Light 6:38PM
Tuesday 02/21
12am 0-1ft
1.1ft 4s 66.35° 0.5ft 8s   2 3 mph Cloudy 73°f 70%
3am 0-1ft
0.5ft 8s 51.45° 1.1ft 4s   3 4 mph Mist 73°f 100%
6am 0-1ft
1.1ft 4s 67.22° 0.5ft 8s   2 3 mph Cloudy 73°f 100%
9am 1ft
0.9ft 5s 45.01° 0.8ft 4s   2 3 mph Cloudy 79°f 85%
Noon 0-1ft
1.2ft 4s 70.46° 0.5ft 8s   5 8 mph Brief Showers 86°f 85%
3pm 1ft
1.4ft 5s 70.68° 0.5ft 8s   5 8 mph Brief Showers Possible 87°f 90%
6pm 1ft
1.3ft 5s 69.25° 0.5ft 8s   2 4 mph Sunny 81°f 90%
9pm 0-1ft
1.2ft 4s 69.56° 0.5ft 8s 0.6ft 5s 3 5 mph Mostly Cloudy 76°f 90%
Tide and daylight times for São Luís, Brazil
Rio Mearim
High 3:05AM 13.15ft
Low 9:13AM 5.64ft
High 3:33PM 13.71ft
Low 9:56PM 4.69ft
First Light 5:43AM
Sunrise 6:04AM
Sunset 6:16PM
Last Light 6:38PM
Wednesday 02/22
12am 1ft
1.7ft 4s 68.83° 0.5ft 7s   2 4 mph Cloudy 74°f 90%
3am 1ft
1.8ft 4s 66.02°     2 3 mph Cloudy 75°f 100%
6am 1ft
1.7ft 4s 68.36° 0.4ft 7s   2 4 mph Clear 73°f 100%
9am 1ft
2ft 5s 70.49°     4 9 mph Sunny 82°f 100%
Noon 1ft
2ft 5s 72.33°     7 12 mph Brief Showers Possible 89°f 100%
3pm 1ft
2.5ft 4s 72.69°     6 9 mph Brief Showers Possible 87°f 100%
6pm 1ft
2ft 4s 70.41°     3 5 mph Brief Showers Possible 80°f 100%
9pm 1ft
2ft 4s 67.39°     3 5 mph Brief Showers Possible 75°f 100%
Tide and daylight times for São Luís, Brazil
Rio Mearim
High 4:19AM 13.61ft
Low 10:24AM 5.08ft
High 4:41PM 14.43ft
Low 10:59PM 3.84ft
First Light 5:43AM
Sunrise 6:04AM
Sunset 6:16PM
Last Light 6:37PM

Historic Forecast for Rio Mearim

A detailed historic forecast for Rio Mearim. The data shown here is the last predicted forecast at the given times. You can go to a specific date range using the date pickers above to get the conditions for anytime since 1997 to now.