Navigation

UK Last 24hrs

High Temp
13.4C
Writtle
 
Low Temp
-2.6C
Fyvie Castle
 
Precipitation
45.8mm
Achnagart
 
Sunniest
6.8 hours
Weybourne

© Crown Copyright 2026 Met Office

Cloudbase

Length of Day

11 hrs 58 min 32 sec
of Daylight Today
Which is
4 min 1 sec Longer
Than Yesterday
(Noon)
Day-Night Graphic
(Midnight)

Moon Phase


Links

Weather Underground PWS IESSEXCH11

WXSIM: Chelmer Village
Updated: Tuesday, 17.03.2026 05:00 UTC
 
Today

Mostly Cloudy
Mostly Cloudy		 Tonight

Clear
Clear		 Wednesday

Sunny
Sunny		 Wednesday
night
Clear
Clear		 Thursday

Partly Cloudy
Partly Cloudy		 Thursday
night
Partly Cloudy
Partly Cloudy		 Friday

Mostly Sunny
Mostly Sunny		 Friday
night
Fog late
Fog late		 Saturday

Fog a.m.
Fog a.m.		 Saturday
night
Fog late
Fog late
High: 17° Low: 7° High: 16° Low: 5° High: 15° Low: 5° High: 14° Low: 4° High: 13° Low: 4°






























 

WU Forecast: Chelmsford

Today
AM Clouds, PM Sun
AM Clouds, PM Sun		Tonight
Mostly Clear
Mostly Clear		Tomorrow
Sunny
Sunny		Tomorrow night
Clear
Clear		Thursday
Mostly Sunny
Mostly Sunny		Thursday night
Partly Cloudy
Partly Cloudy		Friday
Partly Cloudy
Partly Cloudy		Friday night
Partly Cloudy
Partly Cloudy		Saturday
Partly Cloudy
Partly Cloudy
15°C6°C16°C4°C16°C2°C15°C3°C15°C

WXSIM Forecast Accuracy

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

Morning Forecast

Updated: 03-16-26 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
03-16-26 12   13 9   10 14   17 6   7 18   16 5   6 17   15 4   5
03-15-26 13 12.1 12 5 5.4 4 12   12 9   6 14   17 5   6 20   18 6   6
03-14-26 11 11.1 11 2 0.4 2 12 12.1 12 4 5.4 4 12   12 8   6 13   16 6   5
03-13-26 10 9.4 9 1 2.1 2 12 11.1 11 2 0.4 2 12 12.1 11 5 5.4 4 12   11 9   8
03-11-26 13 13.3 12 6 6.1 5 12 9.4 13 6 2.1 6 9 11.1 9 1 0.4 2 12 12.1 12 4 5.4 4
03-10-26 12 13.4 14 8 8.7 9 13 13.3 12 6 6.1 6 12 9.4 12 7 2.1 6 9 11.1 9 2 0.4 5
03-09-26 14 13.8 17 8 7.4 9 13 13.4 14 9 8.7 8 12 13.3 12 6 6.1 6 13 9.4 13 6 2.1 6
03-08-26 13 8 13 6 6.5 5 14 13.8 18 8 7.4 6 13 13.4 16 9 8.7 9 13 13.3 12 6 6.1 6
03-07-26 11 8.3 12 7 6.9 7 13 8 15 6 6.5 6 15 13.8 17 7 7.4 6 14 13.4 16 9 8.7 8
03-06-26 12 9.8 12 7 6.8 7 12 8.3 12 6 6.9 7 15 8 15 6 6.5 7 15 13.8 16 7 7.4 7
03-05-26 8 17.9 6 19 5.7 17 8 9.8 8 14 6.8 15 7 8.3 8 13 6.9 14 6 8 7 15 6.5 18
03-04-26 7 2.6 4 17 10 16 7 17.9 5 18 5.7 18 8 9.8 7 14 6.8 16 7 8.3 8 13 6.9 16
03-03-26 15 4.9 12 5 15.6 5 16 2.6 15 7 10 5 18 17.9 17 7 5.7 7 14 9.8 18 7 6.8 8
03-02-26 15 16.9 17 6 3.1 5 14 4.9 13 5 15.6 5 16 2.6 14 6 10 5 17 17.9 16 7 5.7 7
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 7 7 9 10 6 5 7 7 7 4 7 7 7 5 7 6
% Succ 53.8   53.8 69.2   76.9 50.0   41.7 58.3   58.3 63.6   36.4 63.6   63.6 70.0   50.0 70.0   60.0
Ave Error 3.1   2.9 3.0   2.9 4.0   4.6 3.5   3.8 2.8   3.2 2.3   2.9 1.6   2.3 2.4   3.4
Net Error 1.0   0.7 0.9   0.6 1.8   2.0 0.8   0.5 1.6   1.7 1.4   1.5 0.3   1.0 2.0   2.9
Std Dev 3.4   3.3 4.3   3.8 3.6   4.0 3.8   3.9 2.4   2.4 2.3   2.5 1.4   1.7 2.0   2.8