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UK Last 24hrs

High Temp
19C
Otterbourne W Wks
 
Low Temp
-3C
Shap
 
Precipitation
0.8mm
Kinloss
 
Sunniest
13.6 hours
Waddington

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Cloudbase

Length of Day

14 hrs 23 min 49 sec
of Daylight Today
Which is
3 min 44 sec Longer
Than Yesterday
(Noon)
Day-Night Graphic
(Midnight)

Moon Phase


Links

Weather Underground PWS IESSEXCH11

WXSIM: Chelmer Village
Updated: Thursday, 23.04.2026 05:00 UTC
 
Today

Sunny
Sunny		 Tonight

Light Fog
Light Fog		 Friday

Fog a.m.
Fog a.m.		 Friday
night
Light Fog
Light Fog		 Saturday

Partly Cloudy
Partly Cloudy		 Saturday
night
Light Fog
Light Fog		 Sunday

Partly Cloudy
Partly Cloudy		 Sunday
night
Light Fog
Light Fog		 Monday

Mostly Sunny
Mostly Sunny		 Monday
night
Light Fog
Light Fog
High: 17° Low: 5° High: 17° Low: 4° High: 19° Low: 6° High: 16° Low: 7° High: 17° Low: 6°






























 

WU Forecast: Chelmsford

Today
Sunny
Sunny		Tonight
Mostly Clear
Mostly Clear		Tomorrow
Partly Cloudy
Partly Cloudy		Tomorrow night
Fog Late
Fog Late		Saturday
Partly Cloudy
Partly Cloudy		Saturday night
Partly Cloudy
Partly Cloudy		Sunday
Partly Cloudy
Partly Cloudy		Sunday night
Mostly Cloudy
Mostly Cloudy		Monday
Mostly Sunny
Mostly Sunny
17°C2°C18°C1°C20°C6°C16°C5°C18°C

WXSIM Forecast Accuracy

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

Morning Forecast

Updated: 04-23-26 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
04-23-26 20   17 3   5 20   17 3   4 21   19 6   6 19   16 7   7
04-22-26 17 14.3 16 6 5.6 6 20   18 4   4 20   18 2   4 21   19 6   6
04-21-26 14 13.5 15 6 5.5 7 18 14.3 16 6 5.6 6 20   18 4   4 20   18 3   4
04-20-26 14 11.9 13 5 5.3 6 15 13.5 13 6 5.5 6 17 14.3 15 6 5.6 5 19   17 4   4
04-19-26 16 14.7 16 4 3.5 5 15 11.9 13 5 5.3 6 15 13.5 13 7 5.5 6 17 14.3 16 6 5.6 5
04-18-26 17 17 18 5 5.3 5 16 14.7 16 5 3.5 4 15 11.9 12 5 5.3 6 14 13.5 13 7 5.5 6
04-17-26 18 17.1 19 8 9.9 10 18 17 16 5 5.3 4 16 14.7 15 4 3.5 4 14 11.9 12 5 5.3 5
04-16-26 17 17.5 17 9 10.3 11 18 17.1 19 9 9.9 10 18 17 17 6 5.3 5 16 14.7 15 5 3.5 5
04-15-26 17 16.7 19 9 9.2 10 17 17.5 17 9 10.3 10 18 17.1 18 9 9.9 10 17 17 16 5 5.3 5
04-14-26 16 15.8 16 12 12.3 12 16 16.7 18 9 9.2 10 17 17.5 17 9 10.3 10 18 17.1 17 8 9.9 9
04-13-26 14 13 14 3 3 4 17 15.8 16 12 12.3 6 16 16.7 16 9 9.2 8 17 17.5 16 8 10.3 9
04-12-26 15 14.9 16 3 2.8 7 15 13 14 4 3 5 17 15.8 16 11 12.3 7 17 16.7 16 9 9.2 8
04-11-26 12 12.9 13 7 7.9 7 15 14.9 15 3 2.8 5 15 13 13 4 3 5 17 15.8 16 9 12.3 7
04-10-26 13 12.6 14 9 8.6 9 12 12.9 13 7 7.9 6 15 14.9 14 3 2.8 7 15 13 14 4 3 5
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 11 12 13 12 10 12 12 10 9 11 11 9 8 10 8 9
% Succ 84.6   92.3 100.0   92.3 83.3   100.0 100.0   83.3 81.8   100.0 100.0   81.8 80.0   100.0 80.0   90.0
Ave Error 0.8   1.2 0.6   1.0 1.4   0.9 0.7   1.4 1.4   0.4 0.8   1.4 1.2   0.7 1.3   1.4
Net Error 0.6   1.1 -0.2   0.8 1.1   0.6 -0.1   -0.2 1.1   0.0 0.0   0.0 1.0   -0.1 -0.4   -0.6
Std Dev 0.8   0.7 0.5   1.0 1.1   0.6 0.5   1.7 1.0   0.3 0.5   1.1 1.0   0.6 1.0   1.1