Location & Surroundings
Riacho Seco is a settlement in Maranhao, Brazil, at 71 m elevation. The nearest larger town is Mata Roma, 20 km to the southeast. The national capital Brasilia is about 1450 km to the south. The nearest airport is Barreirinhas Airport, about 100 km away.
Basic Data
- Type populated place (PPL)
- a city, town, village, or other agglomeration of buildings where people live and work
Geography
-
Coordinates
3° 32' 53" S, 43° 16' 38" W
- Elevation DEM: 71 m
- Timezone America/Fortaleza
- Time Shift GMT -3 (DST -3)
Statistics & Country
- Pop. Density 10 p/km²
- Built-up 0.0%
- Settlement Very low density rural
- Currency Real (BRL)
- Phone Prefix +55
Sun & Local Time
- Local time 08:27
- Sunrise 05:42
- Sunset 17:50
- Day length 12 h 8 min
Other populated places nearby
Nearby
Weather in Riacho Seco
Current conditions and a 3-day (72-hour) weather forecast for Riacho Seco, updated from the NOAA GFS model.
Now 24.7 C with mostly clear skies and a 2.5 m/s northerly wind. Next 24h: 21.4 to 39.0 C, max wind 2.8 m/s. No precipitation expected. Solar peaks near 900 W/m2.
Temperature
24.7 C
Wind
2.5 m/s N (16 deg)
Humidity
73 %
Pressure
1,014.3 hPa
Clouds
5 %
Precip
0.00 mm
Solar
0.0 W/m2
UV-B
n/a
| Hour | Temp (C) | Wind (m/s) | Dir (deg) | RH (%) | Pressure (hPa) | Precip (step/total mm) | Clouds (%) | Solar (W/m2) | UV-B (W/m2) |
|---|---|---|---|---|---|---|---|---|---|
| NOW | 24.7 | 2.5 | 16 | 73 | 1,014.3 | - / 0.00 | 5 | 0.0 | n/a |
| 6h | 21.4 | 1.1 | 42 | 98 | 1,012.8 | 0.00 / 0.00 | 17 | 0.0 | n/a |
| 12h | 30.3 | 2.8 | 122 | 47 | 1,015.3 | 0.00 / 0.00 | 59 | 181.3 | n/a |
| 18h | 39.0 | 2.0 | 121 | 21 | 1,007.8 | 0.00 / 0.00 | 6 | 900.5 | n/a |
| Tomorrow | 25.6 | 2.8 | 20 | 68 | 1,013.6 | 0.00 / 0.00 | 99 | 132.2 | n/a |
| 30h | 22.3 | 1.4 | 22 | 95 | 1,012.2 | 0.00 / 0.00 | 6 | 0.0 | n/a |
| 36h | 30.0 | 2.8 | 120 | 48 | 1,016.3 | 0.00 / 0.00 | 5 | 181.0 | n/a |
| 42h | 39.3 | 1.3 | 79 | 20 | 1,008.9 | 0.00 / 0.00 | 69 | 900.0 | n/a |
| Monday | 24.4 | 2.6 | 15 | 74 | 1,013.8 | 0.00 / 0.00 | 6 | 107.3 | n/a |
| 54h | 21.5 | 1.1 | 52 | 99 | 1,011.9 | 0.00 / 0.00 | 62 | 0.0 | n/a |
| 60h | 29.8 | 2.9 | 137 | 48 | 1,015.7 | 0.00 / 0.00 | 58 | 183.1 | n/a |
| 66h | 39.7 | 1.5 | 107 | 20 | 1,007.4 | 0.00 / 0.00 | 39 | 905.2 | n/a |
| Tuesday | 24.9 | 2.6 | 21 | 80 | 1,011.8 | 0.00 / 0.00 | 38 | 130.1 | n/a |
Source: NOAA GFS 0.25° (run 2026-09-19 00:00 UTC).
FAQ
What is the current weather and next 24-hour outlook in Riacho Seco?
Now 24.7 C with mostly clear skies and a 2.5 m/s northerly wind. Next 24h: 21.4 to 39.0 C, max wind 2.8 m/s. No precipitation expected. Solar peaks near 900 W/m2.
Is precipitation expected in the next 24 hours?
No measurable precipitation is expected in the next 24 hours.
When are sunrise and sunset in Riacho Seco today?
Sunrise around 05:42 and sunset around 17:50 (local time). Day length about 12h 08m.
What is the local time in Riacho Seco?
Local time is 08:27. Time zone: America/Fortaleza (UTC-03:00).
What type of place is Riacho Seco?
Riacho Seco is a populated place.
What is the elevation of Riacho Seco?
DEM 71 m.
Where is Riacho Seco located?
It is at -3.54806, -43.27722 (latitude, longitude).
Which country is Riacho Seco in?
It is in Brazil.