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Reitz

Tuesday 28 July 2026

87%

Excellent

Forecast Reliability

Based on 31 days of verified data (last 30 days, Reitz)

Temp accuracy: ±1.7°C Rain detected: 100% of events (50% false alarms) Frost detected: 50% of events

Score weighting: Temperature 40%, Rainfall 40%, Wind 20%

Light rain

Tuesday

Temperature

5.0° — 16.8°C

Rain

1.6 mm

Max wind

23.0 km/h

Humidity

70%

Solar Forecast Calibrated × 0.799

Daily Solar

3.36 kWh/m²

3,361 Wh/m²

Peak Hour

540 W/m²

at 13:00

Solar irradiance from ECMWF IFS, calibrated against 136 station readings (high confidence).

Model Comparison

Models agree (1.2° spread)
Model Max Min Rain Wind Rain %
ECMWF IFS 16.8° 5.0° 1.6 mm 23.0 km/h 25%
ICON 18.0° 3.3° 0.0 mm 14.1 km/h
yr.no 17.1° 5.5° 0.3 mm 22.7 km/h

Comparing 3 weather models. Lower spread = higher confidence.

Hourly Forecast

Time Temp Rain Wind
00:00 7.3° 19.0
01:00 6.4° 19.3
02:00 5.7° 19.7
03:00 5.2° 19.5
04:00 5.0° 18.8
05:00 5.2° 18.7
06:00 5.8° 20.0
Sunrise 06:50
07:00 6.7° 22.1
08:00 8.0° 23.0
09:00 9.9° 20.7
10:00 12.0° 17.0
11:00 13.9° 13.7
12:00 15.3° 11.5
13:00 16.3° 9.7
14:00 16.8° 8.0
15:00 16.5° 5.2
16:00 15.7° 2.3
17:00 14.5° 1.1
Sunset 17:34
18:00 12.9° 0.5 mm 5.5
19:00 10.8° 0.5 mm 12.9
20:00 9.1° 0.5 mm 18.9
21:00 8.0° 21.4
22:00 7.1° 22.6
23:00 6.4° 22.7

ECMWF IFS forecast (9km resolution) via Open-Meteo. Last updated 25 Jul 14:00 SAST.