WXSIM: Chelmer Village
Updated: Tuesday, 16.04.2024 17:00 UTC
 
Tonight

Mostly Cloudy
Mostly Cloudy
Wednesday

Chance rain
Chance rain
Wednesday
night
Partly Cloudy
Partly Cloudy
Thursday

Partly Cloudy
Partly Cloudy
Thursday
night
Chance rain
Chance rain
Friday

Mostly Cloudy
Mostly Cloudy
Friday
night
Mostly Cloudy
Mostly Cloudy
Saturday

Mostly Sunny
Mostly Sunny
Saturday
night
Clear
Clear
<2 mm. <2 mm. <2 mm.
Low: 4° High: 11° Low: 2° High: 13° Low: 3° High: 14° Low: 5° High: 17° Low: 3°



























 

WU Forecast: Chelmsford

Tonight
Partly Cloudy
Partly Cloudy
Tomorrow
PM Showers
PM Showers
Tomorrow night
Partly Cloudy
Partly Cloudy
Thursday
Mostly Cloudy
Mostly Cloudy
Thursday night
Showers
Showers
Friday
AM Clouds, PM Sun
AM Clouds, PM Sun
Friday night
Partly Cloudy
Partly Cloudy
Saturday
Partly Cloudy
Partly Cloudy
Saturday night
Partly Cloudy
Partly Cloudy
4°C11°C4°C13°C8°C12°C4°C12°C3°C

WXSIM Forecast Accuracy

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

Morning Forecast

Updated: 04-16-24 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
04-16-24 13   11 5   3 12   12 4   3 14   15 8   3 14   17 5   6
04-15-24 11 11.8 11 7 5.7 6 13   13 4   3 11   12 3   0 14   14 7   2
04-14-24 14 17.9 17 7 7.5 7 11 11.8 11 6 5.7 5 13   15 5   3 12   12 5   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   13 4   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
04-11-24 18 20.8 19 10 9.5 11 20 22.6 22 10 10.6 11 20 21.3 22 8 8.6 6 15 17.9 15 7 7.5 6
04-10-24 12 15.9 3 14 11.4 16 12 20.8 5 18 9.5 21 11 22.6 11 20 10.6 22 10 21.3 11 20 8.6 20
04-09-24 13 4.2 12 4 13.1 4 14 15.9 15 12 11.4 6 18 20.8 19 11 9.5 10 20 22.6 21 11 10.6 11
04-08-24 18 17.6 18 8 8.8 10 12 4.2 12 5 13.1 3 14 15.9 16 12 11.4 5 19 20.8 19 11 9.5 12
04-07-24 16 18.3 18 9 7.4 10 16 17.6 17 8 8.8 7 12 4.2 12 5 13.1 4 14 15.9 15 12 11.4 6
04-06-24 20 20.4 20 10 10.3 9 16 18.3 18 10 7.4 9 17 17.6 17 8 8.8 7 12 4.2 13 6 13.1 7
04-05-24 18 18.8 18 13 12.6 12 20 20.4 20 11 10.3 11 16 18.3 17 9 7.4 9 17 17.6 19 8 8.8 7
04-04-24 16 17.1 16 12 11.2 11 17 18.8 18 13 12.6 11 20 20.4 20 11 10.3 11 16 18.3 17 10 7.4 10
04-03-24 14 15.4 15 10 9.1 8 16 17.1 16 12 11.2 8 16 18.8 18 13 12.6 12 19 20.4 19 11 10.3 10
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 8 11 11 9 7 9 9 7 5 9 9 7 5 6 7 5
% Succ 61.5   84.6 84.6   69.2 58.3   75.0 75.0   58.3 45.5   81.8 81.8   63.6 50.0   60.0 70.0   50.0
Ave Error 2.3   2.3 1.5   2.2 2.9   2.7 2.0   3.4 3.2   2.5 2.2   3.4 3.3   3.3 2.6   3.4
Net Error -0.9   -0.8 -0.3   -0.6 -1.6   -1.3 0.3   -1.1 -1.8   -1.0 0.4   -0.9 -1.7   -0.8 0.8   0.0
Std Dev 2.3   3.6 2.3   2.4 2.8   4.5 2.9   3.8 3.6   3.6 3.2   3.8 3.5   3.2 3.5   3.6