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UK Yesterday

High Temp
C
 
Low Temp
C
 
Precipitation
mm
 
Sunniest
hours

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Cloudbase

Length of Day

8 hrs 50 min 57 sec
of Daylight Today
Which is
3 min 1 sec Longer
Than Yesterday
(Noon)
Day-Night Graphic
(Midnight)

Moon Phase


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Weather Underground PWS IESSEXCH11

WXSIM: Chelmer Village
Updated: Saturday, 24.01.2026 17:00 UTC
 
Tonight

Chance rain
Chance rain		 Sunday

Mostly Cloudy
Mostly Cloudy		 Sunday
night
Mostly Cloudy
Mostly Cloudy		 Monday

Fog a.m.
Fog a.m.		 Monday
night
Chance rain
Chance rain		 Tuesday

Rain likely
Rain likely		 Tuesday
night
Partly Cloudy
Partly Cloudy		 Wednesday

Mostly Cloudy
Mostly Cloudy		 Wednesday
night
Partly Cloudy
Partly Cloudy
<2 mm. <2 mm. <5 mm. 10 mm.
Low: 6° High: 9° Low: 1° High: 7° Low: 5° High: 9° Low: 5° High: 10° Low: 6°



























 

WU Forecast: Chelmsford

Today
AM Rain
AM Rain		Tonight
Cloudy
Cloudy		Tomorrow
Cloudy
Cloudy		Tomorrow night
Rain
Rain		Tuesday
Rain
Rain		Tuesday night
Partly Cloudy
Partly Cloudy		Wednesday
Partly Cloudy
Partly Cloudy		Wednesday night
Partly Cloudy
Partly Cloudy		Thursday
Showers
Showers
7°C2°C6°C4°C8°C3°C9°C4°C8°C

WXSIM Forecast Accuracy

Actual Observed (Act), WxSim Generated (WS) , Weather Underground (WU)

Morning Forecast

Updated: 01-24-26 at 9:20 am
Goal Forecast Day Day +1 Day +2 Day +3
± 2.0° C High Low High Low High Low High Low
Date WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS
01-24-26 9   10 6   7 8   9 3   1 6   6 4   4 8   7 4   4
01-23-26 9 8 9 5 4.2 4 9   9 6   6 8   9 3   3 6   6 4   5
01-22-26 10 8.4 9 6 6.1 6 9 8 9 6 4.2 6 9   9 6   5 8   9 3   4
01-21-26 10 9.1 9 8 6.7 9 10 8.4 10 6 6.1 7 9 8 9 5 4.2 5 9   9 4   5
01-20-26 10 10.7 10 6 5.1 7 10 9.1 11 8 6.7 8 10 8.4 10 6 6.1 7 9 8 9 5 4.2 5
01-19-26 11 11.3 11 7 7.8 9 10 10.7 10 6 5.1 7 10 9.1 10 7 6.7 9 9 8.4 10 6 6.1 7
01-18-26 11 11.3 11 5 5 7 11 11.3 11 8 7.8 8 10 10.7 10 6 5.1 7 9 9.1 10 7 6.7 8
01-17-26 10 10.9 10 6 6.3 7 10 11.3 10 5 5 5 11 11.3 11 7 7.8 8 10 10.7 11 6 5.1 7
01-16-26 10 10.6 10 7 5.6 7 10 10.9 11 6 6.3 7 10 11.3 10 6 5 6 10 11.3 10 6 7.8 6
01-15-26 10 8.8 10 4 2.3 5 10 10.6 10 7 5.6 7 10 10.9 10 6 6.3 6 9 11.3 10 6 5 7
01-14-26 8 7.1 7 7 7.1 6 9 8.8 9 4 2.3 5 10 10.6 11 5 5.6 6 10 10.9 9 6 6.3 6
01-13-26 11 10.2 11 0 -0.7 2 7 7.1 8 6 7.1 6 9 8.8 10 6 2.3 6 10 10.6 10 5 5.6 6
01-12-26 11 11.1 11 9 6.4 9 11 10.2 11 1 -0.7 2 7 7.1 7 5 7.1 4 9 8.8 10 5 2.3 4
01-11-26 8 6.8 6 7 6.8 5 11 11.1 11 8 6.4 7 11 10.2 11 4 -0.7 2 8 7.1 7 6 7.1 4
Results WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS WU Act WS
# Succ 13 13 12 9 12 12 12 10 11 11 8 7 9 10 9 9
% Succ 100.0   100.0 92.3   69.2 100.0   100.0 100.0   83.3 100.0   100.0 72.7   63.6 90.0   100.0 90.0   90.0
Ave Error 0.8   0.6 0.8   1.6 0.7   0.8 1.0   1.3 0.8   0.8 1.4   1.6 0.9   1.0 1.0   1.4
Net Error 0.4   0.0 0.6   1.1 0.0   0.3 0.8   1.1 0.1   0.2 0.7   1.0 -0.3   0.0 0.2   0.4
Std Dev 0.4   0.4 0.7   1.0 0.5   0.6 0.7   0.9 0.5   0.6 1.0   1.1 0.8   0.7 0.7   1.0