SA Weather Service · Updated 00:49 SAST
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Sandton

South Africa · -26.11°S, 28.05°E
🌙
Clear SkyFeels like 0°C (WC 6.5°)
High: 18° Low: 8°
Wind12 km/hESE (F3)
Humidity67%Comfortable
Rain 1h0.0 mm
Pressure1025 hPaSteady
Synoptic Summary
Current observations indicate clear sky conditions with air temperature 9°C, wind chill reduces apparent temperature to 0°C, surface wind ESE at 12 km/h (Beaufort 3), RH 67% with dew point 0°C (depression 8.5°C), MSL pressure 1025 hPa.
Hourly Forecast Next 24h · Scroll →
Now
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12
04:00
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12
05:00
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12
06:00
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12
07:00
☀️
11
08:00
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10°
10
09:00
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12°
9
10:00
☀️
14°
10
11:00
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16°
8
12:00
17°
6
13:00
17°
6
14:00
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18°
6
15:00
☀️
18°
7
16:00
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17°
8
17:00
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16°
7
18:00
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14°
8
19:00
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13°
6
20:00
☁️
13°
5
21:00
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12°
8
22:00
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12°
11
23:00
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11°
11
00:00
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10°
13
01:00
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10°
13
02:00
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12
7-Day Forecast Detailed outlook
Today
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18°
12 km/h
Thu 21 May
17°
13 km/h
Fri 22 May
16°
0.1
11 km/h
Sat 23 May
🌤️
17°10°
0.3
9 km/h
Sun 24 May
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19°10°
9 km/h
Mon 25 May
☀️
20°10°
6 km/h
Tue 26 May
☀️
21°10°
7 km/h
Current Observations
Wind
12 km/h
ESE · Gusts 0 km/h · F3
UV Index
— · Burn time ~N/A
Humidity
67%
Dew point 0°C · Comfortable
Cloud Cover
0%
Mostly clear
Pressure
1025 hPa
Steady · →
Feels Like
Wind chill active
Fire Danger
7.6
Low
Visibility
50 km
Good
Advanced Meteorology Expert analysis
Atmospheric State
Air Density (ρ)1.2643 kg/m³
Sat. Vapor Press. (es)11.1 hPa
Act. Vapor Press. (ea)7.4 hPa
Mixing Ratio (ω)4.52 g/kg
Dew Point Depression8.5 °C
Pressure Tendency→ Steady
Cloud Layers
High
0%
Medium
0%
Low
0%
Fog
0%
Total OVC0%
Stability & Wind
Atm. Stability↕️ Conditionally Unstable
LCL AnalysisLCL 1063m – conditional instability, triggering needed
Beaufort ScaleF3 – Gentle breeze
Land EffectsLeaves & twigs in motion
Sea StateSmall waves
Wind Chill6.5°C
Precip & Fire
Rain 1h0.0 mm
Rain 6h0.0 mm
POP 1h / 6h— / —
Thunder Prob.0%
Fire Danger (FDI)7.6 Low
FDI GuidanceLow risk of fire ignition
Astronomy & Solar Sun & Moon data
🌅
06:40 SAST
Sunrise
🌇
17:28 SAST
Sunset
☀️
10h 47m
Day Length
Solar noon: 12:04 SAST
Declination: 19.7°
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Waxing Crescent
Moon Phase
Illumination: 10.3%
Age: 3.1 days