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Reitz

Thursday 21 May 2026

89%

Excellent

Forecast Reliability

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

Temp accuracy: ±1.5°C Rain detected: 67% of events Frost detected: 0% of events

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

Partly cloudy

Thursday

Temperature

4.7° — 15.9°C

Rain

0.0 mm

Max wind

14.2 km/h

Humidity

70%

Solar Forecast Calibrated × 0.756

Daily Solar

3.20 kWh/m²

3,202 Wh/m²

Peak Hour

490 W/m²

at 12:00

Solar irradiance from ECMWF IFS, calibrated against 122 station readings (high confidence).

Model Comparison

Some disagreement (4.3° spread)
Model Max Min Rain Wind Rain %
ECMWF IFS 15.9° 4.7° 0.0 mm 14.2 km/h 0%
ICON 16.1° 1.6° 0.0 mm 11.9 km/h
yr.no 11.8° 9.0° 0.0 mm 10.4 km/h

Comparing 3 weather models. Lower spread = higher confidence.

Hourly Forecast

Time Temp Rain Wind
00:00 6.4° 8.4
01:00 6.1° 7.9
02:00 5.8° 7.6
03:00 5.3° 7.2
04:00 4.8° 7.4
05:00 4.7° 7.5
06:00 5.0° 8.0
Sunrise 06:42
07:00 5.6° 8.6
08:00 6.9° 9.0
09:00 9.2° 9.7
10:00 12.2° 11.8
11:00 14.5° 13.7
12:00 15.6° 14.2
13:00 15.9° 13.7
14:00 15.9° 12.5
15:00 15.4° 9.8
16:00 14.5° 6.3
17:00 13.6° 3.8
Sunset 17:22
18:00 13.1° 3.8
19:00 12.6° 5.1
20:00 12.0° 5.4
21:00 11.2° 3.6
22:00 10.4° 6.0
23:00 9.6° 8.4

ECMWF IFS forecast (9km resolution) via Open-Meteo. Last updated 21 May 20:00 SAST.