SA Weather Service · Updated 06:55 SAST
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Roosboom

South Africa · -28.64°S, 29.72°E
12°
Partly CloudyFeels like 0°C
High: 20° Low: 7°
Wind4 km/hW (F1)
Humidity72%Dry
Rain 1h0.0 mm
Pressure1028 hPaSteady
7-Day Forecast
22°
20° 21° 21° 20° 19° 22° 22° 13° 11° 10°
NOW
Today
21 May
Partly Cloudy
20°
10 km/h
Fri
22 May
Partly Cloudy
21°
21 km/h
Sat
23 May
☀️
Clear Sky
21°
0.1mm
12 km/h
Sun
24 May
☀️
Clear Sky
20°
13°
0.3mm
6 km/h
Mon
25 May
☀️
Clear Sky
19°
11°
0.1mm
3 km/h
Tue
26 May
☀️
Clear Sky
22°
9 km/h
Wed
27 May
☀️
Clear Sky
22°
10°
7 km/h
Range 7°–22°C · MET Norway Forecast Model
Live Radar & Wind Powered by Windy.com
Live
Synoptic Summary
Current observations indicate partly cloudy conditions with air temperature 12°C, wind chill reduces apparent temperature to 0°C, surface wind W at 4 km/h (Beaufort 1), RH 72% with dew point 0°C (depression 12.3°C), MSL pressure 1028 hPa.
Solar Position
06:39 17:16 Solar Noon 11:57 NOW
10h 37m daylight Declination 19.97°
Meteogram 48-hour trend analysis
Temperature & Rain
Wind & Gust
Cloud & Humidity
UV Index
Temperature (°C) Precipitation (mm) POP (%)
Hourly Forecast Next 48h · Scroll →
Now
12°
4 W
10:00
🌤️
15°
3 W
11:00
17°
4 NW
12:00
18°
5 NNW
13:00
19°
6 N
14:00
20°
8 NNE
15:00
20°
9 NNE
16:00
🌤️
20°
10 NNE
17:00
🌙
17°
7 NE
18:00
🌙
15°
8 NE
19:00
🌙
14°
7 NE
20:00
🌙
13°
7 NNW
21:00
🌙
11°
8 NW
22:00
🌙
10°
9 NW
23:00
🌙
8 WNW
00:00
🌙
8 WNW
01:00
🌙
8 WNW
02:00
🌙
12 NNW
03:00
🌙
10°
17 NNW
04:00
🌙
12°
17 NNW
05:00
☁️
12°
19 NW
06:00
🌙
11°
21 NW
07:00
☀️
10°
21 NW
08:00
☀️
12°
21 WNW
09:00
🌤️
14°
18 W
10:00
16°
15 SW
11:00
18°
13 SSW
12:00
20°
13 SW
13:00
21°
16 SW
14:00
20°
15 SW
15:00
☀️
21°
12 SW
16:00
☀️
20°
9 S
17:00
🌙
17°
8 SE
18:00
🌙
16°
7 ESE
19:00
🌙
15°
5 NNW
20:00
🌙
13°
10 WNW
21:00
🌙
12°
9 WNW
22:00
🌙
11°
9 W
23:00
🌙
10°
8 W
00:00
🌙
10°
8 WNW
01:00
🌙
9 WNW
02:00
🌙
9 W
03:00
🌙
9 W
04:00
🌙
7 W
05:00
🌙
6 W
06:00
🌙
5 W
07:00
☀️
7 WNW
08:00
☀️
10°
8 W
Current Observations
Wind
4 km/h
W · Gusts 0 km/h · F1
UV Index
— · Burn time ~N/A
Humidity
72%
Dew point 0°C · Dry
Cloud Cover
41%
Partly cloudy
Pressure
1028 hPa
Steady · →
Feels Like
Close to actual
Fire Danger
3
Low
Visibility
50 km
Good
Advanced Meteorology Expert analysis
Atmospheric State
Air Density (ρ)1.2498 kg/m³
Sat. Vapor Press. (es)14.3 hPa
Act. Vapor Press. (ea)10.3 hPa
Mixing Ratio (ω)6.29 g/kg
Dew Point Depression12.3 °C
Pressure Tendency→ Steady
Cloud Layers
High
0%
Medium
0%
Low
0%
Fog
0%
Total OVC41%
Stability & Wind
Atm. Stability↕️ Conditionally Unstable
LCL AnalysisLCL 1538m – conditional instability, triggering needed
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)3.1 Low
FDI GuidanceLow risk of fire ignition
Astronomy & Solar Sun & Moon data
🌅
06:39
Sunrise
🌇
17:16
Sunset
☀️
10h 37m
Day Length
Solar noon: 11:57
Declination: 19.97°
🌒
Waxing Crescent
Moon Phase
Illumination: 19.7%
Age: 4.3 days