SA Weather Service · Updated 06:19 SAST
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Holstein

South Africa · -33.45°S, 18.39°E
🌫️
12°
FogFeels like 0°C
High: 18° Low: 11°
Wind18 km/hNNE (F3)
Humidity99%Dry
Rain 1h0.0 mm
Pressure1019 hPaSteady
7-Day Forecast
11°
20°
18° 17° 19° 19° 20° 18° 18° 11° 11° 11° 13° 12° 13° 12°
NOW
Today
21 May
☁️
Cloudy
18°
11°
22 km/h
Fri
22 May
🌡️
Change
17°
11°
4.1mm
18 km/h
Sat
23 May
🌤️
Fair
19°
11°
25 km/h
Sun
24 May
🌤️
Fair
19°
13°
14 km/h
Mon
25 May
🌤️
Fair
20°
12°
8 km/h
Tue
26 May
Partly Cloudy
18°
13°
7 km/h
Wed
27 May
☁️
Cloudy
18°
12°
0.1mm
10 km/h
Range 11°–20°C · MET Norway Forecast Model
Live Radar & Wind Powered by Windy.com
Live
Synoptic Summary
Current observations indicate fog conditions with air temperature 12°C, wind chill reduces apparent temperature to 0°C, surface wind NNE at 18 km/h (Beaufort 3), RH 99% with dew point 0°C (depression 12.4°C), MSL pressure 1019 hPa.
Solar Position
07:34 17:52 Solar Noon 12:43
10h 18m 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°
18 NNE
10:00
🌫️
13°
17 NNE
11:00
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14°
17 NNE
12:00
☁️
16°
17 N
13:00
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17°
17 NNW
14:00
☁️
18°
17 NW
15:00
18°
18 WNW
16:00
☀️
16°
20 W
17:00
🌤️
15°
19 WNW
18:00
🌙
13°
19 WNW
19:00
☁️
13°
18 WNW
20:00
🌙
13°
11 WNW
21:00
🌫️
12°
11 NNE
22:00
🌫️
12°
10 NE
23:00
🌫️
11°
12 NE
00:00
🌫️
11°
12 NE
01:00
🌫️
12°
14 NNE
02:00
🌫️
12°
15 NNE
03:00
🌫️
12°
17 NNE
04:00
🌫️
12°
18 NNE
05:00
🌫️
12°
16 NNE
06:00
🌫️
12°
16 NNE
07:00
☁️
12°
14 NNE
08:00
☁️
12°
13 NNE
09:00
☁️
13°
16 NNE
10:00
☁️
14°
15 N
11:00
☁️
15°
13 N
12:00
☁️
17°
9 N
13:00
🌡️
17°
0.1mm
10 WSW
14:00
🌡️
16°
0.1mm
12 WSW
15:00
☁️
15°
9 WSW
16:00
🌧️
16°
0.3mm
6 W
17:00
15°
4 SSW
18:00
☁️
14°
10 SW
19:00
🌙
14°
8 SSW
20:00
🌙
13°
9 S
21:00
🌙
13°
11 S
22:00
🌙
13°
13 S
23:00
🌙
13°
17 S
00:00
🌙
13°
17 S
01:00
🌙
12°
14 SSE
02:00
🌫️
12°
13 SE
03:00
🌫️
11°
12 SE
04:00
🌫️
11°
12 SSE
05:00
🌫️
11°
13 SE
06:00
🌫️
11°
15 SE
07:00
🌫️
11°
15 SE
08:00
🌫️
12°
13 SE
Current Observations
Wind
18 km/h
NNE · Gusts 0 km/h · F3
UV Index
— · Burn time ~N/A
Humidity
99%
Dew point 0°C · Dry
Cloud Cover
100%
Overcast
Pressure
1019 hPa
Steady · →
Feels Like
Close to actual
Fire Danger
1
Low
Visibility
25 km
Good
Advanced Meteorology Expert analysis
Atmospheric State
Air Density (ρ)1.2366 kg/m³
Sat. Vapor Press. (es)14.4 hPa
Act. Vapor Press. (ea)14.2 hPa
Mixing Ratio (ω)8.79 g/kg
Dew Point Depression12.4 °C
Pressure Tendency→ Steady
Cloud Layers
High
0%
Medium
0%
Low
0%
Fog
0%
Total OVC100%
Stability & Wind
Atm. Stability↕️ Conditionally Unstable
LCL AnalysisLCL 1550m – conditional instability, triggering needed
Beaufort ScaleF3 – Gentle breeze
Land EffectsLeaves & twigs in motion
Sea StateSmall waves
Precip & Fire
Rain 1h0.0 mm
Rain 6h0.0 mm
POP 1h / 6h— / —
Thunder Prob.0%
Fire Danger (FDI)0.7 Low
FDI GuidanceLow risk of fire ignition
Astronomy & Solar Sun & Moon data
🌅
07:34
Sunrise
🌇
17:52
Sunset
☀️
10h 18m
Day Length
Solar noon: 12:43
Declination: 19.97°
🌒
Waxing Crescent
Moon Phase
Illumination: 19.5%
Age: 4.3 days