Altair

São Paulo, Brazil · 557 m · Sun 25 Oct, 14:43 GMT-3GFS run 18 UTC · 3 days old (older run)
23°
OvercastFeels like 23°Today 21° – 31°
Sun 06:00· nowor click any hour below

Clouds thicken this morning; rain from 07:00 to 08:00 (about 0.3 mm). Wet and warm tonight, 20°. Tomorrow cloudy and 4° cooler, up to 28°.

Right now

model value for 06:00, not a measurement
Wind3 m/s ENE
Gusts5 m/s
Humidity82 %
Pressure1006 hPa ↗
Cloud cover100 %
Visibility24 km
UV index (CAMS)—
Air (US AQI, CAMS)—
Sun 4° above the horizon · sunrise 05:38 · sunset 18:22
We can’t check alerts for Altair right now.See all alerts ›
UmbrellaYes, from 07:00Rain until 08:00, 0.3 mm in all
Kite window09:00 – 12:00Wind 4–4 m/s, gusts under 6 (good, not excellent)
Longest dry spell27 h from Mon 15:00Dry until Tue 18:00
TonightLow 20° at 06:00Showers at times, light wind; no frost

Next 24 hours

Click any hour: the sky, the panel, the sun chart and the planner follow it
hourly steps · GFS 18 UTC
31°25°19°
nowtemperature
TemperatureFeels likeWind m/sGustsRain mmClouds %
Sun 06:00 · Overcast23°, feels like 23°
Wind 3 m/s from ENE, gusts 5 · dryClouds 100 % · humidity 82 %
Kite flying: PoorToo little wind

Sun height

Sun 25 Oct · computed from the coordinatesUV not in the CAMS run for 06:00
Sun 25 Oct21 June, longest day21 December, shortest daythe disc shows the chosen hour
civil twilightnauticalastronomicalnight60°30°0°−18°21 Jun · 46.0°21 Dec · 87.1°↑ 05:38↓ 18:2206:00 · 4.2°000306091215182124
Sunrise05:38
Sunset18:22
Daylight12 h 45 min2 min longer than Saturday
Highest81.7°at 12:00
Civil dawn · dusk05:15 · 18:45

Moon

from the coordinates
100 %Full moonlit now, Sun 14:43Moonrise 18:01Moonset 04:52
Next phases
Full moonMon 26 Octin 1 day
Last quarterSun 1 Novin 7 days
New moonMon 9 Novin 15 days
First quarterTue 17 Novin 23 days

Outdoor planner

The next 24 hours rated for six activities by fixed rules from this forecast, not by AI
How we rate ›
Planner rules, per hour. Avoid: thunder; gusts from 17 m/s (kite 15, picnic 14); rain from 1.0 mm (kite, laundry, picnic, car wash: any rain; laundry also rain within 3 h). Poor: storms due within 2 h (kite 3 h); dark (sun below −6°) or after sunset; light rain; strong gusts; humid air (laundry 85 % and up); chilly (picnic under 12°); rain within 12 h (car wash). Excellent: running 8°–18° with wind under 7 and Good air; cycling 10°–24° with wind under 6; kite wind 4–8 with gusts under 11; laundry humidity under 70 % with a breeze; picnic 16° and up with wind under 6. Anything else: Good.
You are here (now)Kite flying, hour by hour · click a block
now09121518210003
ExcellentGoodPoorAvoidNo air quality model for this place
Best timeSun 09:00 – 12:00Good · Light wind, 4 m/s
AvoidSun 20:00 – 01:00Rain
At Sun 06:00PoorToo little wind

Air quality

US AQI · CAMS model

No CAMS air-quality run covers this place right now.

12 days

click a day for its details · high / low · rain
October – November 2026dashed: GFS only, read as a trend
MonTueWedThuFriSatSun
28
29
30
1past
2past
3past
4past
5past
6past
7past
8past
9past
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14past
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12-day outlook

by each day’s icon
12days
Click a tile to light up those days. Sun 25 Oct – Thu 5 Nov come from GFS alone: a trend, not a promise.

Sunday 25 Oct

Today
31° / 21°Light rain
Rain2.3 mmStrongest gust11 m/sSunrise · sunset05:38 · 18:22Moon at noon100 % · waxing gibbous
GFS only: no comparisonSee its hours ›

Do the models agree?

daily high, °C
GFSICON (no run here)ECMWF (no run here)spread
24°30°35°SuMoTuWeThFrSaSuMoTuOnly GFS reaches this place and these days: no other model to compare with.

Rain radar

observed
Loading radar…DWD radar
Open radar ›

Places nearby

now · within 25 km
—Guaraci12 km—Icém25 km—Prata25 km—Poção24 km
About this forecastNOAA GFS · run Wed 18 UTC · grid point 6.7 km away, model height 498 m (real 557 m) · values of the nearest grid point, nothing filled in · model forecast, not an observation
Model
NOAA GFS, 0.25° global grid
Model run
Wed 21 Oct, 15:00 GMT-3 (3 days ago)
Covers until
Thu 05 Nov, 15:00 GMT-3
Grid point used
20.50° S, 49.00° W — 6.7 km from Altair, model terrain height 498 m
Air quality and UV
not available here
Compared with
no other model reaches this place
Method
Values of the nearest model grid point; nothing is interpolated or filled in. Sun and moon computed from the coordinates.

Altair

São Paulo · 557 m · Sun 25 Oct, 14:43 GMT-3
GFS run 18 UTC · 3 days old (older run)
23°
OvercastFeels like 23°Today 21° – 31°
Sun 06:00· now

Clouds thicken this morning; rain from 07:00 to 08:00 (about 0.3 mm). Wet and warm tonight, 20°. Tomorrow cloudy and 4° cooler, up to 28°.

Wind3 ENEGusts5 m/sRaindryAir (AQI)—
We can’t check alerts for Altair right now.See all alerts ›
UmbrellaYes, from 07:00until 08:00, 0.3 mm
Kite windowToday 09–12wind 4 m/s
Dry spell27 h from Mon 15:00until Tue 18:00
TonightLow 20° at 06:00showers at times, no frost

Next 24 hours

swipe sideways · tap an hour
Temperature, 19° to 31° · hourly GFS steps
Rows: time · sky · °C · feels like · wind m/s · gusts (orange from 14) · rain mm · clouds %. Shaded: night.
Sun 06:00 · Overcast23°, feels like 23°
Kite flying: PoorToo little wind
Wind3 m/s ENEGusts5 m/sHumidity82 %Pressure1006 hPa ↗Clouds100 %Visibility24 kmUV (CAMS)—US AQI—
model value for 06:00, not a measurement

Sun height

Sun 25 Oct
UV not in the CAMS run for 06:00
Sun 25 Oct21 June21 December
twilight and night60°30°0°21 Jun 46.0°21 Dec 87.1°↑05:38↓18:2206:00 · 4.2°0006121824
Sunrise · sunset05:38 · 18:22
Daylight12 h 45 min
Highest81.7° at 12:00
Civil dawn · dusk05:15 · 18:45

Outdoor planner

next 24 h, rated by fixed rules from this forecast
How we rate ›
Planner rules, per hour. Avoid: thunder; gusts from 17 m/s (kite 15, picnic 14); rain from 1.0 mm (kite, laundry, picnic, car wash: any rain; laundry also rain within 3 h). Poor: storms due within 2 h (kite 3 h); dark (sun below −6°) or after sunset; light rain; strong gusts; humid air (laundry 85 % and up); chilly (picnic under 12°); rain within 12 h (car wash). Excellent: running 8°–18° with wind under 7 and Good air; cycling 10°–24° with wind under 6; kite wind 4–8 with gusts under 11; laundry humidity under 70 % with a breeze; picnic 16° and up with wind under 6. Anything else: Good.
You are hereKite flying, hour by hour
now121800
ExcellentGoodPoorAvoid
Best timeSun 09:00 – 12:00Good · Light wind, 4 m/s
AvoidSun 20:00 – 01:00Rain
At Sun 06:00PoorToo little wind

Air quality

US AQI · CAMS model

No CAMS air-quality run covers this place right now.

Moon

from the coordinates
100 %Full moonlit now, Sun 14:43Rise 18:01 · set 04:52
Next phases
Full moonMon 26 Octin 1 day
Last quarterSun 1 Novin 7 days
New moonMon 9 Novin 15 days
First quarterTue 17 Novin 23 days

12 days

tap a day for its details
October – November 2026dashed: GFS only · – no forecast yet
MoTuWeThFrSaSu
28
29
30
1
2
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Sunday 25 Oct · TodayLight rain
31° 21°
Rain2.3 mmGusts11Sun ↑ ↓05:38 18:22Moon100 %
GFS only: no comparisonIts hours ›

12-day outlook

by each day’s icon
12days
Tap a tile to light up those days above. Sun 25 Oct – Thu 5 Nov come from GFS alone: a trend.

Do the models agree?

daily high
GFSICONECMWFspread
24°30°35°SuMoTuWeThFrSaSuMoTuOnly GFS reaches this place and these days: no other model to compare with.

Rain radar

observed
Loading radar…DWD radar
Open ›

Places nearby

now · within 25 km
—Guaraci12 km—Icém25 km—Prata25 km—Poção24 km
About this forecastNOAA GFS, run Wed 18 UTC · model forecast, not an observation
Model
NOAA GFS, 0.25° global grid
Model run
Wed 21 Oct, 15:00 GMT-3 (3 days ago)
Covers until
Thu 05 Nov, 15:00 GMT-3
Grid point used
20.50° S, 49.00° W — 6.7 km from Altair, model terrain height 498 m
Air quality and UV
not available here
Compared with
no other model reaches this place
Method
Values of the nearest model grid point; nothing is interpolated or filled in. Sun and moon computed from the coordinates.