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SA Weather Service · Updated 04:07 SAST
All Cities › Grenoble
Grenoble
South Africa · -26.21°S, 28.05°E
10°
Partly CloudyFeels like 0°C (WC 9.5°)
High: 16°
Low: 10°
Wind5 km/hN (F1)
Humidity84%Comfortable
Rain 1h0.0 mm
Pressure1023 hPaSteady
Synoptic Summary
Current observations indicate partly cloudy conditions with air temperature 10°C, wind chill reduces apparent temperature to 0°C, surface wind N at 5 km/h (Beaufort 1), RH 84% with dew point 0°C (depression 9.8°C), MSL pressure 1023 hPa.
Current observations indicate partly cloudy conditions with air temperature 10°C, wind chill reduces apparent temperature to 0°C, surface wind N at 5 km/h (Beaufort 1), RH 84% with dew point 0°C (depression 9.8°C), MSL pressure 1023 hPa.
Hourly Forecast Next 24h · Scroll →
Now
10°
5
08:00
12°
7
09:00
13°
6
10:00
14°
7
11:00
15°
0.1mm
6
12:00
16°
0.2mm
5
13:00
16°
4
14:00
16°
4
15:00
16°
0.2mm
3
16:00
16°
0.2mm
4
17:00
15°
5
18:00
14°
8
19:00
13°
8
20:00
13°
6
21:00
13°
5
22:00
12°
5
23:00
11°
3
00:00
11°
5
01:00
10°
8
02:00
10°
9
03:00
9°
9
04:00
8°
10
05:00
8°
10
06:00
8°
9
7-Day Forecast Detailed outlook
Today
16°10°
6.6
8 km/h
Wed 20 May
17°8°
10 km/h
Thu 21 May
16°7°
11 km/h
Fri 22 May
16°9°
11 km/h
Sat 23 May
18°9°
10 km/h
Sun 24 May
19°10°
7 km/h
Mon 25 May
19°10°
8 km/h
Current Observations
Wind
5 km/h
N · Gusts 0 km/h · F1
UV Index
—
— · Burn time ~N/A
Humidity
84%
Dew point 0°C · Comfortable
Cloud Cover
75%
Overcast
Pressure
1023 hPa
Steady · →
Feels Like
0°
Wind chill active
Fire Danger
1.8
Low
Visibility
50 km
Good
Advanced Meteorology Expert analysis
Atmospheric State
Air Density (ρ)1.2548 kg/m³
Sat. Vapor Press. (es)12.1 hPa
Act. Vapor Press. (ea)10.1 hPa
Mixing Ratio (ω)6.21 g/kg
Dew Point Depression9.8 °C
Pressure Tendency→ Steady
Cloud Layers
High0%
Medium0%
Low0%
Fog0%
Total OVC75%
Stability & Wind
Atm. Stability↕️ Conditionally Unstable
LCL AnalysisLCL 1225m – conditional instability, triggering needed
Beaufort ScaleF1 – Light air
Land EffectsSmoke drifts
Sea StateRipple-like
Wind Chill9.5°C
Precip & Fire
Rain 1h0.0 mm
Rain 6h0.3 mm
POP 1h / 6h— / —
Thunder Prob.0%
Fire Danger (FDI)1.8 Low
FDI GuidanceLow risk of fire ignition
Astronomy & Solar Sun & Moon data
06:40 SAST
Sunrise
17:28 SAST
Sunset
10h 48m
Day Length
Solar noon: 12:04 SAST
Declination: 19.52°
Declination: 19.52°
Waxing Crescent
Moon Phase
Illumination: 5.4%
Age: 2.2 days
Age: 2.2 days
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