Tempestade
Aviso de Tempestade: Perigo Potencial
until 10/28/26, 11:59 PM
My city
3 active official warnings in this municipality.
30º23º
Today: high / low5.1 mm of rain forecast today
Official warnings
Aviso de Tempestade: Perigo Potencial
until 10/28/26, 11:59 PM
Aviso de Tempestade: Perigo Potencial
until 10/28/26, 11:59 PM
Aviso de Tempestade: Perigo Potencial
until 10/28/26, 11:59 PM
Week highlights
Data for Palmas (TO), 52 km away.
Air now in Palmas: IQAr 34 (good).
Hottest day
33ºC
Monday, 11/02
Coldest night
21ºC
Friday, 10/30
Rainiest day
5.1mm
Wednesday, 10/28
15.1 mm in total this week
Strongest wind gust
37km/h
Thursday, 10/29
Highest UV
9.5very high
Tuesday, 11/03
Each bar runs from the day's low to its high and the colour follows the temperature.
Hour-by-hour rain
The next 24 hours, Brasília time. Each column is a full hour and its height is the rain forecast for it.
Recent rain
The last 30 days, up to October 27. Each column is a day and its height is that day's rain; in orange, days with 50 mm or more.
Rain in October, up to 10/27
121.3mm
The normal rain for this month is not available for this city yet.
Most rain in one day
Rivers nearby
Balsas · 96 km away
Level now: 1.84 m · No reference
Source: ANA (telemetry); SGB reference levels where they exist. The level is compared with the station's own at this time of year.
Fire, rain and drought
No likely hotspot within 50 km in the last 24 h.
CEMADEN rain gauges within 30 km: the highest 24 h total was 0 mm (1 station with data).
On the official September 2026 map, Porto Nacional is in moderate drought (s1).
Sources: INPE and NASA FIRMS (fire), CEMADEN (rain), ANA Drought Monitor.
In an emergency, follow Civil Defense: 199. Fire Department: 193. SAMU: 192.
Dashed: the month's average (1991–2020)Rain (mm)
| Day | Rain | High | Low | UV | Gust | IQAr |
|---|---|---|---|---|---|---|
| Wed, 10/28 | 5.1 mm | 30 ºC | 23 ºC | 9.3 | 31 km/h | 38 |
| Thu, 10/29 | 1.7 mm | 29 ºC | 22 ºC | 9.3 | 37 km/h | 32 |
| Fri, 10/30 | 1.4 mm | 30 ºC | 21 ºC | 8.5 | 29 km/h | 36 |
| Sat, 10/31 | 2.1 mm | 31 ºC | 22 ºC | 8.5 | 25 km/h | 38 |
| Sun, 11/01 | 2.4 mm | 31 ºC | 22 ºC | 8.6 | 22 km/h | 38 |
| Mon, 11/02 | 0.6 mm | 33 ºC | 23 ºC | 8.8 | 30 km/h | – |
| Tue, 11/03 | 1.8 mm | 31 ºC | 22 ºC | 9.5 | 27 km/h | – |
Source: Open-Meteo.com (forecast and CAMS model air quality).
Wed 14:00 to 19:00
4.5 mm over the period, at most 1.8 mm in one hour · 85% chance
Thu 13:00 to 16:00
1.4 mm over the period, at most 0.5 mm in one hour · 88% chance
Fri 02:00 to 03:00
0.2 mm over the period, at most 0.2 mm in one hour · 9% chance
Fri 06:00 to 08:00
1 mm over the period, at most 0.7 mm in one hour · 25% chance
Source: Open-Meteo.com. Model forecast, updated every 3 hours: the timing may change.
32.8mm
32.8 mm on October 26, in the last 90 days
Days in a row without rain
It rained on the latest day with data.
Source: Open-Meteo.com, ERA5 reanalysis (a model, not a rain gauge); the latest day may be corrected later. A day without rain: under 1 mm.