WXSIM: Chelmer Village
Updated: Thursday, 25.04.2024 17:00 UTC
 
Tonight

Partly Cloudy
Partly Cloudy
Friday

Partly Cloudy
Partly Cloudy
Friday
night
Chance rain
Chance rain
Saturday

Chance rain
Chance rain
Saturday
night
Rain likely
Rain likely
Sunday

Chance rain
Chance rain
Sunday
night
Light Fog
Light Fog
Monday

Sunny
Sunny
Monday
night
Fog late
Fog late
<5 mm. <5 mm. 5 mm. 2 mm.
Low: 0° High: 14° Low: 3° High: 13° Low: 6° High: 13° Low: 3° High: 18° Low: 5°



























 

WU Forecast: Chelmsford

Tonight
Mostly Cloudy
Mostly Cloudy
Tomorrow
Mostly Cloudy
Mostly Cloudy
Tomorrow night
Rain Late
Rain Late
Saturday
Showers
Showers
Saturday night
Rain
Rain
Sunday
Light Rain
Light Rain
Sunday night
Partly Cloudy
Partly Cloudy
Monday
Partly Cloudy
Partly Cloudy
Monday night
Mostly Clear
Mostly Clear
2°C12°C6°C13°C9°C12°C5°C16°C7°C

WXSIM Forecast Accuracy

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

Morning Forecast

Updated: 04-25-24 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
04-25-24 12   13 5   2 13   14 6   5 14   12 8   5 13   13 6   6
04-24-24 10 9.7 11 3 2.9 1 12   14 5   2 11   12 6   5 14   16 8   6
04-23-24 12 11.5 12 5 3.1 2 11 9.7 10 3 2.9 2 13   15 6   2 13   13 7   8
04-22-24 10 10.5 12 4 5.6 4 11 11.5 12 4 3.1 5 11 9.7 10 2 2.9 1 12   15 4   3
04-21-24 12 11.2 14 3 2.5 2 10 10.5 13 5 5.6 2 11 11.5 11 3 3.1 3 11 9.7 11 4 2.9 2
04-20-24 12 10.6 14 3 3.9 0 13 11.2 12 2 2.5 2 10 10.5 12 6 5.6 3 11 11.5 12 3 3.1 3
04-19-24 14 13.3 13 3 3.8 1 12 10.6 12 3 3.9 1 12 11.2 11 3 2.5 1 11 10.5 12 5 5.6 3
04-18-24 14 13.8 15 9 7.9 7 14 13.3 12 4 3.8 1 13 10.6 13 4 3.9 2 12 11.2 13 4 2.5 2
04-17-24 12 11.6 10 5 3 3 14 13.8 15 8 7.9 4 14 13.3 11 4 3.8 4 12 10.6 12 4 3.9 2
04-16-24 13 12.2 11 5 4.6 3 12 11.6 12 4 3 3 14 13.8 15 8 7.9 3 14 13.3 17 5 3.8 6
04-15-24 11 11.8 11 7 5.7 6 13 12.2 13 4 4.6 3 11 11.6 12 3 3 0 14 13.8 14 7 7.9 2
04-14-24 14 17.9 17 7 7.5 7 11 11.8 11 6 5.7 5 13 12.2 15 5 4.6 3 12 11.6 12 5 3 1
04-13-24 20 21.3 23 8 8.6 5 14 17.9 15 7 7.5 6 11 11.8 11 6 5.7 4 13 12.2 13 4 4.6 5
04-12-24 21 22.6 22 10 10.6 9 20 21.3 22 8 8.6 6 15 17.9 16 7 7.5 6 12 11.8 14 5 5.7 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 12 11 13 10 11 10 12 7 9 8 11 8 10 8 10 7
% Succ 92.3   84.6 100.0   76.9 91.7   83.3 100.0   58.3 81.8   72.7 100.0   72.7 100.0   80.0 100.0   70.0
Ave Error 1.0   1.4 0.9   1.6 1.1   1.1 0.5   1.9 1.0   1.3 0.3   1.9 0.7   1.4 0.9   1.8
Net Error -0.2   0.5 0.2   -1.5 0.0   0.3 -0.1   -1.6 0.1   0.3 0.0   -1.9 0.6   1.4 0.3   -1.3
Std Dev 1.0   0.9 0.6   1.3 0.7   0.7 0.4   1.4 0.8   1.0 0.3   1.6 0.5   1.2 0.7   1.4