SA Weather Service · Updated 17:10 SAST
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D 100

South Africa · -23.04°S, 30.65°E
🌙
17°
Clear SkyFeels like 0°C
High: 21° Low: 15°
Wind5 km/hSE (F1)
Humidity82%Dry
Rain 1h0.0 mm
Pressure1023 hPaSteady
Synoptic Summary
Current observations indicate clear sky conditions with air temperature 17°C, wind chill reduces apparent temperature to 0°C, surface wind SE at 5 km/h (Beaufort 1), RH 82% with dew point 0°C (depression 17.1°C), MSL pressure 1023 hPa.
Hourly Forecast Next 24h · Scroll →
Now
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17°
5
21:00
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16°
6
22:00
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15°
10
23:00
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15°
7
00:00
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14°
6
01:00
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14°
7
02:00
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14°
8
03:00
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14°
8
04:00
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13°
8
05:00
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13°
8
06:00
☀️
13°
8
07:00
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13°
9
08:00
🌤️
16°
8
09:00
18°
10
10:00
19°
13
11:00
20°
13
12:00
21°
13
13:00
☁️
22°
13
14:00
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22°
12
15:00
22°
13
16:00
22°
13
17:00
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20°
8
18:00
☁️
18°
8
19:00
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17°
10
7-Day Forecast Detailed outlook
Today
🌡️
21°15°
10 km/h
Wed 20 May
☁️
22°13°
13 km/h
Thu 21 May
🌡️
21°12°
8.7
12 km/h
Fri 22 May
☁️
21°15°
2.3
7 km/h
Sat 23 May
☀️
23°13°
7 km/h
Sun 24 May
☀️
26°13°
6 km/h
Mon 25 May
☀️
24°15°
9 km/h
Current Observations
Wind
5 km/h
SE · Gusts 0 km/h · F1
UV Index
— · Burn time ~N/A
Humidity
82%
Dew point 0°C · Dry
Cloud Cover
8%
Mostly clear
Pressure
1023 hPa
Steady · →
Feels Like
Close to actual
Fire Danger
3.5
Low
Visibility
50 km
Good
Advanced Meteorology Expert analysis
Atmospheric State
Air Density (ρ)1.2206 kg/m³
Sat. Vapor Press. (es)19.5 hPa
Act. Vapor Press. (ea)15.9 hPa
Mixing Ratio (ω)9.84 g/kg
Dew Point Depression17.1 °C
Pressure Tendency→ Steady
Cloud Layers
High
0%
Medium
0%
Low
0%
Fog
0%
Total OVC8%
Stability & Wind
Atm. Stability➡️ Neutral
LCL AnalysisLCL 2138m – stable boundary layer
Beaufort ScaleF1 – Light air
Land EffectsSmoke drifts
Sea StateRipple-like
Precip & Fire
Rain 1h0.0 mm
Rain 6h0.0 mm
POP 1h / 6h— / —
Thunder Prob.0%
Fire Danger (FDI)3.5 Low
FDI GuidanceLow risk of fire ignition
Astronomy & Solar Sun & Moon data
🌅
06:25 SAST
Sunrise
🌇
17:23 SAST
Sunset
☀️
10h 58m
Day Length
Solar noon: 11:54 SAST
Declination: 19.64°
🌒
Waxing Crescent
Moon Phase
Illumination: 8.3%
Age: 2.7 days