Clarksville Weather Forecast Comparisons

National Weather Service Forecast
Updated:
 
WXSIM Forecast
Updated: Tuesday, 04-Jul-2017 11:00 pm
 
Rest of
tonight
Fog
Fog
Wednesday

Fog a.m.
Fog a.m.
Wednesday
night
Fog late
Fog late
Thursday

Fog a.m.
Hot!
Fog a.m.
Hot!
Thursday
night
Fog late
Fog late
Friday

Fog a.m.
Hot!
Fog a.m.
Hot!
Friday
night
Fog late
Fog late
Saturday

Fog a.m.
Hot!
Fog a.m.
Hot!
Saturday
night
Fog late
Fog late
<.1 in.
Low: 68° High: 94° Low: 71° High: 96° Low: 74° High: 97° Low: 76° High: 99° Low: 77°

 

WxSim & NWS Forecast Comparison

National Weather Service (NW), Actual Observed (Act), WxSim Generated (WS)

Morning Forecasts
Updated: 02-27-18 at 12:00 am
Goal Forecast Day Day +1 Day +2 Day +3
± 2.0° F Low High Low High Low High Low High
Date NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
02-27-18 58   68 36   94 57   71 47   96 55   74 39   97 51   76 40   99
02-25-18 59 71.2°F 68 41 84.7°F 94 54   71 35   96 59   74 38   97 58   76 48   99
02-24-18 56 71.2°F 68 37 84.7°F 94 59 71.2°F 71 40 84.7°F 96 53   74 37   97 58   76 39   99
02-23-18 54 71.2°F 68 34 84.7°F 94 57 71.2°F 71 38 84.7°F 96 58 71.2°F 74 40 84.7°F 97 53   76 37   99
02-22-18 54 71.2°F 68 35 84.7°F 94 55 71.2°F 71 36 84.7°F 96 57 71.2°F 74 39 84.7°F 97 58 71.2°F 76 41 84.7°F 99
02-21-18 55 71.2°F 68 38 84.7°F 94 54 71.2°F 71 35 84.7°F 96 56 71.2°F 74 36 84.7°F 97 58 71.2°F 76 38 84.7°F 99
02-20-18 54 71.2°F 68 37 84.7°F 94 56 71.2°F 71 38 84.7°F 96 55 71.2°F 74 36 84.7°F 97 57 71.2°F 76 36 84.7°F 99
02-19-18 52 71.2°F 68 33 84.7°F 94 53 71.2°F 71 36 84.7°F 96 56 71.2°F 74 38 84.7°F 97 55 71.2°F 76 38 84.7°F 99
02-18-18 56 71.2°F 68 37 84.7°F 94 52 71.2°F 71 33 84.7°F 96 55 71.2°F 74 37 84.7°F 97 57 71.2°F 76 39 84.7°F 99
02-17-18 68 71.2°F 68 42 84.7°F 94 58 71.2°F 71 38 84.7°F 96 54 71.2°F 74 34 84.7°F 97 56 71.2°F 76 33 84.7°F 99
02-16-18 66 71.2°F 68 44 84.7°F 94 69 71.2°F 71 45 84.7°F 96 59 71.2°F 74 40 84.7°F 97 55 71.2°F 76 37 84.7°F 99
02-15-18 62 71.2°F 68 38 84.7°F 94 65 71.2°F 71 41 84.7°F 96 69 71.2°F 74 43 84.7°F 97 63 71.2°F 76 39 84.7°F 99
02-14-18 63 71.2°F 68 39 84.7°F 94 62 71.2°F 71 38 84.7°F 96 65 71.2°F 74 41 84.7°F 97 69 71.2°F 76 43 84.7°F 99
02-13-18 63 71.2°F 68 39 84.7°F 94 61 71.2°F 71 40 84.7°F 96 63 71.2°F 74 40 84.7°F 97 66 71.2°F 76 41 84.7°F 99
Results NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
# Succ 0 0 0 0 0 12 0 0 0 0 0 0 0 0 0 0
% Succ     0.0     0.0     100.0     0.0     0.0     0.0     0.0     0.0
Avg Error 12.6   3.2 46.7   9.3 12.8   0.2 46.5   11.3 12.4   2.8 46.2   12.3 11.8   4.8 46.2   14.3
Net Error -12.6   -3.2 -46.7   9.3 -12.8   -0.2 -46.5   11.3 -12.4   2.8 -46.2   12.3 -11.8   4.8 -46.2   14.3
Std Dev 6.0   0.9 13.3   2.6 7.0   0.1 19.2   4.6 7.0   1.5 24.2   6.4 7.8   3.0 29.3   9.0

Midday Forecasts
Updated: 02-25-18 at 12:00 am
Goal Forecast Day Day +1 Day +2 Day +3
± 2.0° F Low High Low High Low High Low High
Date NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
02-25-18 59   68 41   94 54   71 35   96 59   74 38   97 58   76 48   99
02-24-18 56 71.2°F 68 37 84.7°F 94 59   71 40   96 53   74 37   97 58   76 39   99
02-23-18 54 71.2°F 68 34 84.7°F 94 57 71.2°F 71 38 84.7°F 96 58   74 40   97 53   76 37   99
02-22-18 54 71.2°F 68 35 84.7°F 94 55 71.2°F 71 36 84.7°F 96 57 71.2°F 74 39 84.7°F 97 58   76 41   99
02-21-18 55 71.2°F 68 38 84.7°F 94 54 71.2°F 71 35 84.7°F 96 56 71.2°F 74 36 84.7°F 97 58 71.2°F 76 38 84.7°F 99
02-20-18 54 71.2°F 68 37 84.7°F 94 56 71.2°F 71 38 84.7°F 96 55 71.2°F 74 36 84.7°F 97 57 71.2°F 76 36 84.7°F 99
02-19-18 52 71.2°F 68 33 84.7°F 94 53 71.2°F 71 36 84.7°F 96 56 71.2°F 74 38 84.7°F 97 55 71.2°F 76 38 84.7°F 99
02-18-18 56 71.2°F 68 37 84.7°F 94 52 71.2°F 71 33 84.7°F 96 55 71.2°F 74 37 84.7°F 97 57 71.2°F 76 39 84.7°F 99
02-17-18 68 71.2°F 68 42 84.7°F 94 58 71.2°F 71 38 84.7°F 96 54 71.2°F 74 34 84.7°F 97 56 71.2°F 76 33 84.7°F 99
02-16-18 66 71.2°F 68 44 84.7°F 94 69 71.2°F 71 45 84.7°F 96 59 71.2°F 74 40 84.7°F 97 55 71.2°F 76 37 84.7°F 99
02-15-18 62 71.2°F 68 38 84.7°F 94 65 71.2°F 71 41 84.7°F 96 69 71.2°F 74 43 84.7°F 97 63 71.2°F 76 39 84.7°F 99
02-14-18 63 71.2°F 68 39 84.7°F 94 62 71.2°F 71 38 84.7°F 96 65 71.2°F 74 41 84.7°F 97 69 71.2°F 76 43 84.7°F 99
02-13-18 63 71.2°F 68 39 84.7°F 94 61 71.2°F 71 40 84.7°F 96 63 71.2°F 74 40 84.7°F 97 66 71.2°F 76 41 84.7°F 99
02-12-18 60 71.2°F 68 40 84.7°F 94 62 71.2°F 71 41 84.7°F 96 63 71.2°F 74 42 84.7°F 97 65 71.2°F 76 42 84.7°F 99
Results NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
# Succ 0 0 0 0 0 12 0 0 0 0 0 0 0 0 0 0
% Succ     0.0     0.0     100.0     0.0     0.0     0.0     0.0     0.0
Avg Error 12.5   3.2 46.8   9.3 12.5   0.2 46.5   11.3 11.9   2.8 46.0   12.3 11.1   4.8 46.1   14.3
Net Error -12.5   -3.2 -46.8   9.3 -12.5   -0.2 -46.5   11.3 -11.9   2.8 -46.0   12.3 -11.1   4.8 -46.1   14.3
Std Dev 6.1   0.9 13.3   2.6 7.0   0.1 19.2   4.6 7.5   1.5 24.1   6.4 7.7   3.0 29.2   9.0

Afternoon Forecasts
Updated: 02-25-18 at 12:00 am
Goal Forecast Day Day +1 Day +2 Day +3
± 2.0° F Low High Low High Low High Low High
Date NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
02-25-18 60   68 41   94 54   71 36   96 59   74 39   97 58   76 47   99
02-24-18 56 71.2°F 68 37 84.7°F 94 59   71 40   96 53   74 37   97 58   76 39   99
02-23-18 54 71.2°F 68 34 84.7°F 94 57 71.2°F 71 38 84.7°F 96 58   74 40   97 53   76 37   99
02-22-18 54 71.2°F 68 35 84.7°F 94 55 71.2°F 71 36 84.7°F 96 57 71.2°F 74 39 84.7°F 97 58   76 41   99
02-21-18 55 71.2°F 68 38 84.7°F 94 54 71.2°F 71 35 84.7°F 96 56 71.2°F 74 36 84.7°F 97 58 71.2°F 76 38 84.7°F 99
02-20-18 54 71.2°F 68 37 84.7°F 94 56 71.2°F 71 38 84.7°F 96 55 71.2°F 74 36 84.7°F 97 57 71.2°F 76 36 84.7°F 99
02-19-18 52 71.2°F 68 33 84.7°F 94 53 71.2°F 71 36 84.7°F 96 56 71.2°F 74 38 84.7°F 97 55 71.2°F 76 38 84.7°F 99
02-18-18 56 71.2°F 68 37 84.7°F 94 52 71.2°F 71 33 84.7°F 96 55 71.2°F 74 37 84.7°F 97 57 71.2°F 76 39 84.7°F 99
02-17-18 68 71.2°F 68 42 84.7°F 94 58 71.2°F 71 38 84.7°F 96 54 71.2°F 74 34 84.7°F 97 56 71.2°F 76 33 84.7°F 99
02-16-18 66 71.2°F 68 44 84.7°F 94 69 71.2°F 71 45 84.7°F 96 59 71.2°F 74 40 84.7°F 97 55 71.2°F 76 37 84.7°F 99
02-15-18 62 71.2°F 68 38 84.7°F 94 66 71.2°F 71 42 84.7°F 96 69 71.2°F 74 44 84.7°F 97 59 71.2°F 76 39 84.7°F 99
02-14-18 63 71.2°F 68 39 84.7°F 94 62 71.2°F 71 38 84.7°F 96 65 71.2°F 74 41 84.7°F 97 69 71.2°F 76 43 84.7°F 99
02-13-18 63 71.2°F 68 39 84.7°F 94 61 71.2°F 71 40 84.7°F 96 63 71.2°F 74 40 84.7°F 97 66 71.2°F 76 41 84.7°F 99
02-12-18 60 71.2°F 68 40 84.7°F 94 62 71.2°F 71 41 84.7°F 96 63 71.2°F 74 42 84.7°F 97 65 71.2°F 76 42 84.7°F 99
Results NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
# Succ 0 0 0 0 0 12 0 0 0 0 0 0 0 0 0 0
% Succ     0.0     0.0     100.0     0.0     0.0     0.0     0.0     0.0
Avg Error 12.5   3.2 46.8   9.3 12.5   0.2 46.4   11.3 11.9   2.8 45.9   12.3 11.5   4.8 46.1   14.3
Net Error -12.5   -3.2 -46.8   9.3 -12.5   -0.2 -46.4   11.3 -11.9   2.8 -45.9   12.3 -11.5   4.8 -46.1   14.3
Std Dev 6.1   0.9 13.3   2.6 7.1   0.1 19.2   4.6 7.5   1.5 24.1   6.4 7.8   3.0 29.2   9.0

Evening Forecasts
Updated: 02-25-18 at 12:00 am
Goal Forecast Day Day +1 Day +2 Day +3
± 2.0° F Low High Low High Low High Low High
Date NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
02-25-18 41   68 54   94 36   71 59   96 39   74 58   97 47   76 55   99
02-24-18 37 71.2°F 68 59 84.7°F 94 40   71 53   96 37   74 58   97 39   76 58   99
02-23-18 34 71.2°F 68 56 84.7°F 94 38 71.2°F 71 59 84.7°F 96 40   74 53   97 37   76 57   99
02-22-18 35 71.2°F 68 54 84.7°F 94 35 71.2°F 71 57 84.7°F 96 37 71.2°F 74 59 84.7°F 97 40   76 53   99
02-20-18 37 71.2°F 68 56 84.7°F 94 38 71.2°F 71 54 84.7°F 96 35 71.2°F 74 56 84.7°F 97 36 71.2°F 76 59 84.7°F 99
02-19-18 33 71.2°F 68 53 84.7°F 94 36 71.2°F 71 56 84.7°F 96 37 71.2°F 74 55 84.7°F 97 37 71.2°F 76 58 84.7°F 99
02-18-18 37 71.2°F 68 52 84.7°F 94 33 71.2°F 71 54 84.7°F 96 36 71.2°F 74 57 84.7°F 97 38 71.2°F 76 56 84.7°F 99
02-17-18 42 71.2°F 68 57 84.7°F 94 38 71.2°F 71 52 84.7°F 96 32 71.2°F 74 55 84.7°F 97 35 71.2°F 76 59 84.7°F 99
02-16-18 43 71.2°F 68 68 84.7°F 94 45 71.2°F 71 59 84.7°F 96 39 71.2°F 74 54 84.7°F 97 35 71.2°F 76 56 84.7°F 99
02-15-18 38 71.2°F 68 66 84.7°F 94 42 71.2°F 71 69 84.7°F 96 44 71.2°F 74 59 84.7°F 97 39 71.2°F 76 56 84.7°F 99
02-14-18 39 71.2°F 68 62 84.7°F 94 38 71.2°F 71 65 84.7°F 96 41 71.2°F 74 69 84.7°F 97 43 71.2°F 76 63 84.7°F 99
02-13-18 40 71.2°F 68 63 84.7°F 94 40 71.2°F 71 63 84.7°F 96 40 71.2°F 74 66 84.7°F 97 44 71.2°F 76 68 84.7°F 99
02-12-18 39 71.2°F 68 63 84.7°F 94 41 71.2°F 71 62 84.7°F 96 41 71.2°F 74 63 84.7°F 97 42 71.2°F 76 68 84.7°F 99
02-11-18 42 71.2°F 68 60 84.7°F 94 40 71.2°F 71 64 84.7°F 96 41 71.2°F 74 64 84.7°F 97 42 71.2°F 76 65 84.7°F 99
Results NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
# Succ 0 0 0 0 0 12 0 0 0 0 0 0 0 0 0 0
% Succ     0.0     0.0     100.0     0.0     0.0     0.0     0.0     0.0
Avg Error 33.0   3.2 25.5   9.3 32.5   0.2 25.2   11.3 32.7   2.8 25.0   12.3 32.1   4.8 23.9   14.3
Net Error -33.0   -3.2 -25.5   9.3 -32.5   -0.2 -25.2   11.3 -32.7   2.8 -25.0   12.3 -32.1   4.8 -23.9   14.3
Std Dev 9.6   0.9 8.6   2.6 13.6   0.1 11.3   4.6 17.4   1.5 13.7   6.4 20.4   3.0 15.4   9.0

Overnight Forecasts
Updated: 02-25-18 at 12:00 am
Goal Forecast Day Day +1 Day +2 Day +3
± 2.0° F Low High Low High Low High Low High
Date NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
02-25-18 41   68 54   94 36   71 59   96 39   74 58   97 47   76 55   99
02-24-18 34 71.2°F 68 59 84.7°F 94 40   71 54   96 35   74 58   97 38   76 58   99
02-23-18 34 71.2°F 68 56 84.7°F 94 38 71.2°F 71 59 84.7°F 96 40   74 53   97 37   76 57   99
02-22-18 35 71.2°F 68 54 84.7°F 94 35 71.2°F 71 57 84.7°F 96 37 71.2°F 74 59 84.7°F 97 40   76 53   99
02-20-18 37 71.2°F 68 56 84.7°F 94 38 71.2°F 71 54 84.7°F 96 35 71.2°F 74 56 84.7°F 97 36 71.2°F 76 59 84.7°F 99
02-19-18 33 71.2°F 68 53 84.7°F 94 36 71.2°F 71 56 84.7°F 96 37 71.2°F 74 55 84.7°F 97 37 71.2°F 76 58 84.7°F 99
02-18-18 37 71.2°F 68 52 84.7°F 94 33 71.2°F 71 54 84.7°F 96 36 71.2°F 74 57 84.7°F 97 38 71.2°F 76 56 84.7°F 99
02-17-18 42 71.2°F 68 57 84.7°F 94 38 71.2°F 71 52 84.7°F 96 32 71.2°F 74 55 84.7°F 97 35 71.2°F 76 59 84.7°F 99
02-16-18 43 71.2°F 68 68 84.7°F 94 45 71.2°F 71 59 84.7°F 96 39 71.2°F 74 54 84.7°F 97 35 71.2°F 76 56 84.7°F 99
02-15-18 38 71.2°F 68 66 84.7°F 94 42 71.2°F 71 69 84.7°F 96 44 71.2°F 74 59 84.7°F 97 39 71.2°F 76 56 84.7°F 99
02-14-18 39 71.2°F 68 62 84.7°F 94 38 71.2°F 71 65 84.7°F 96 41 71.2°F 74 69 84.7°F 97 43 71.2°F 76 63 84.7°F 99
02-13-18 40 71.2°F 68 63 84.7°F 94 40 71.2°F 71 63 84.7°F 96 40 71.2°F 74 66 84.7°F 97 44 71.2°F 76 68 84.7°F 99
02-12-18 39 71.2°F 68 63 84.7°F 94 41 71.2°F 71 62 84.7°F 96 41 71.2°F 74 63 84.7°F 97 42 71.2°F 76 68 84.7°F 99
02-10-18 42 71.2°F 68 65 84.7°F 94 41 71.2°F 71 60 84.7°F 96 40 71.2°F 74 65 84.7°F 97 44 71.2°F 76 67 84.7°F 99
Results NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS NW Act WS
# Succ 0 0 0 0 0 12 0 0 0 0 0 0 0 0 0 0
% Succ     0.0     0.0     100.0     0.0     0.0     0.0     0.0     0.0
Avg Error 33.3   3.2 25.2   9.3 32.5   0.2 25.5   11.3 32.8   2.8 24.9   12.3 31.9   4.8 23.7   14.3
Net Error -33.3   -3.2 -25.2   9.3 -32.5   -0.2 -25.5   11.3 -32.8   2.8 -24.9   12.3 -31.9   4.8 -23.7   14.3
Std Dev 9.7   0.9 8.5   2.6 13.6   0.1 11.4   4.6 17.4   1.5 13.6   6.4 20.3   3.0 15.3   9.0

Many thanks to Jim McMurry of Juneau County Weather for use of this script.