Clarksville Weather Forecast Comparisons

National Weather Service Forecast
Updated: 1:36 pm CST Feb 18, 2018
 
This
Afternoon
This Afternoon: Mostly cloudy, with a high near 57. Southeast wind around 10 mph.
Mostly Cloudy
Tonight

Tonight: A 50 percent chance of showers after 7pm.  Cloudy, with a low around 50. East southeast wind 5 to 10 mph.  New precipitation amounts of less than a tenth of an inch possible.
Chance
Showers
Washington's
Birthday
Washington's Birthday: A chance of showers, with thunderstorms also possible after 4pm.  Cloudy, with a high near 68. South wind 5 to 10 mph.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
Showers
Monday
Night
Monday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am.  Cloudy, with a low around 61. South southeast wind around 10 mph.  Chance of precipitation is 70%.
Showers
Likely
Tuesday

Tuesday: Showers likely and possibly a thunderstorm, then rain and possibly a thunderstorm after 7am.  High near 69. South wind 10 to 15 mph.  Chance of precipitation is 80%.
Showers
Tuesday
Night
Tuesday Night: Rain and possibly a thunderstorm.  Low around 41. South wind 5 to 10 mph becoming north after midnight.  Chance of precipitation is 90%.
Rain
Wednesday

Wednesday: Rain and possibly a thunderstorm.  High near 47. North northeast wind around 10 mph.  Chance of precipitation is 90%.
Rain then
Rain Likely
Wednesday
Night
Wednesday Night: Rain likely and possibly a thunderstorm before 7pm, then a chance of rain.  Mostly cloudy, with a low around 35. North northeast wind 5 to 10 mph.  Chance of precipitation is 60%.
Rain Likely
Thursday

Thursday: A 40 percent chance of rain, mainly before 7am.  Partly sunny, with a high near 50. North northeast wind around 5 mph becoming east in the afternoon.
Chance Rain
Hi 57 °F Lo 50 °F Hi 68 °F Lo 61 °F Hi 69 °F Lo 41 °F Hi 47 °F Lo 35 °F Hi 50 °F
WXSIM Forecast
Updated: Wednesday, 05-Jul-2017 12:00 am
 
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: 02-18-18 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
02-18-18 56   68 37   94 52   71 33   96 55   74 37   97 57   76 39   99
02-17-18 68 71.2°F 68 42 84.7°F 94 58   71 38   96 54   74 34   97 56   76 33   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   74 40   97 55   76 37   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   76 39   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
02-11-18 63 71.2°F 68 42 84.7°F 94 60 71.2°F 71 40 84.7°F 96 64 71.2°F 74 43 84.7°F 97 65 71.2°F 76 43 84.7°F 99
02-10-18 68 71.2°F 68 42 84.7°F 94 67 71.2°F 71 42 84.7°F 96 61 71.2°F 74 42 84.7°F 97 65 71.2°F 76 42 84.7°F 99
02-09-18 74 71.2°F 68 44 84.7°F 94 67 71.2°F 71 42 84.7°F 96 67 71.2°F 74 42 84.7°F 97 63 71.2°F 76 42 84.7°F 99
02-08-18 74 71.2°F 68 48 84.7°F 94 70 71.2°F 71 45 84.7°F 96 67 71.2°F 74 43 84.7°F 97 66 71.2°F 76 43 84.7°F 99
02-07-18 76 71.2°F 68 48 84.7°F 94 75 71.2°F 71 48 84.7°F 96 73 71.2°F 74 47 84.7°F 97 66 71.2°F 76 42 84.7°F 99
02-06-18 71 71.2°F 68 46 84.7°F 94 73 71.2°F 71 48 84.7°F 96 73 71.2°F 74 47 84.7°F 97 70 71.2°F 76 47 84.7°F 99
02-05-18 72 71.2°F 68 49 84.7°F 94 71 71.2°F 71 46 84.7°F 96 72 71.2°F 74 48 84.7°F 97 72 71.2°F 76 48 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 2 0 0 0 3 12 0 0 3 0 0 0 2 0 0 0
% Succ 15.4   0.0     0.0 25.0   100.0     0.0 27.3   0.0     0.0 20.0   0.0     0.0
Avg Error 5.2   3.2 41.5   9.3 5.3   0.2 41.7   11.3 5.0   2.8 41.2   12.3 4.7   4.8 41.4   14.3
Net Error -3.5   -3.2 -41.5   9.3 -4.4   -0.2 -41.7   11.3 -4.2   2.8 -41.2   12.3 -4.5   4.8 -41.4   14.3
Std Dev 3.4   0.9 12.0   2.6 3.8   0.1 17.2   4.6 3.5   1.5 21.6   6.4 3.4   3.0 26.2   9.0

Midday Forecasts
Updated: 02-18-18 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
02-18-18 56   68 37   94 52   71 33   96 55   74 37   97 57   76 39   99
02-17-18 68 71.2°F 68 42 84.7°F 94 58   71 38   96 54   74 34   97 56   76 33   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   74 40   97 55   76 37   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   76 39   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
02-11-18 63 71.2°F 68 42 84.7°F 94 60 71.2°F 71 40 84.7°F 96 64 71.2°F 74 43 84.7°F 97 65 71.2°F 76 43 84.7°F 99
02-10-18 68 71.2°F 68 42 84.7°F 94 67 71.2°F 71 42 84.7°F 96 61 71.2°F 74 42 84.7°F 97 65 71.2°F 76 42 84.7°F 99
02-09-18 74 71.2°F 68 44 84.7°F 94 67 71.2°F 71 42 84.7°F 96 67 71.2°F 74 42 84.7°F 97 63 71.2°F 76 42 84.7°F 99
02-08-18 74 71.2°F 68 48 84.7°F 94 70 71.2°F 71 45 84.7°F 96 67 71.2°F 74 43 84.7°F 97 66 71.2°F 76 43 84.7°F 99
02-07-18 76 71.2°F 68 48 84.7°F 94 75 71.2°F 71 48 84.7°F 96 73 71.2°F 74 47 84.7°F 97 66 71.2°F 76 42 84.7°F 99
02-06-18 71 71.2°F 68 46 84.7°F 94 73 71.2°F 71 48 84.7°F 96 73 71.2°F 74 47 84.7°F 97 70 71.2°F 76 47 84.7°F 99
02-05-18 72 71.2°F 68 49 84.7°F 94 71 71.2°F 71 46 84.7°F 96 72 71.2°F 74 48 84.7°F 97 72 71.2°F 76 48 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 2 0 0 0 3 12 0 0 3 0 0 0 2 0 0 0
% Succ 15.4   0.0     0.0 25.0   100.0     0.0 27.3   0.0     0.0 20.0   0.0     0.0
Avg Error 5.2   3.2 41.5   9.3 5.3   0.2 41.7   11.3 5.0   2.8 41.2   12.3 4.7   4.8 41.4   14.3
Net Error -3.5   -3.2 -41.5   9.3 -4.4   -0.2 -41.7   11.3 -4.2   2.8 -41.2   12.3 -4.5   4.8 -41.4   14.3
Std Dev 3.4   0.9 12.0   2.6 3.8   0.1 17.2   4.6 3.5   1.5 21.6   6.4 3.4   3.0 26.2   9.0

Afternoon Forecasts
Updated: 02-17-18 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
02-17-18 68   68 42   94 58   71 38   96 54   74 34   97 56   76 33   99
02-16-18 66 71.2°F 68 44 84.7°F 94 69   71 45   96 59   74 40   97 55   76 37   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   74 44   97 59   76 39   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   76 43   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
02-11-18 63 71.2°F 68 42 84.7°F 94 60 71.2°F 71 40 84.7°F 96 64 71.2°F 74 41 84.7°F 97 64 71.2°F 76 42 84.7°F 99
02-10-18 68 71.2°F 68 42 84.7°F 94 67 71.2°F 71 42 84.7°F 96 61 71.2°F 74 42 84.7°F 97 65 71.2°F 76 42 84.7°F 99
02-09-18 74 71.2°F 68 44 84.7°F 94 67 71.2°F 71 42 84.7°F 96 67 71.2°F 74 42 84.7°F 97 63 71.2°F 76 42 84.7°F 99
02-08-18 74 71.2°F 68 48 84.7°F 94 70 71.2°F 71 45 84.7°F 96 67 71.2°F 74 43 84.7°F 97 66 71.2°F 76 43 84.7°F 99
02-07-18 76 71.2°F 68 48 84.7°F 94 75 71.2°F 71 48 84.7°F 96 73 71.2°F 74 47 84.7°F 97 66 71.2°F 76 42 84.7°F 99
02-06-18 72 71.2°F 68 46 84.7°F 94 74 71.2°F 71 48 84.7°F 96 76 71.2°F 74 48 84.7°F 97 70 71.2°F 76 47 84.7°F 99
02-05-18 72 71.2°F 68 49 84.7°F 94 71 71.2°F 71 46 84.7°F 96 72 71.2°F 74 48 84.7°F 97 72 71.2°F 76 48 84.7°F 99
02-04-18 75 71.2°F 68 49 84.7°F 94 71 71.2°F 71 48 84.7°F 96 72 71.2°F 74 47 84.7°F 97 73 71.2°F 76 48 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 2 0 0 0 3 12 0 0 3 0 0 0 3 0 0 0
% Succ 15.4   0.0     0.0 25.0   100.0     0.0 27.3   0.0     0.0 30.0   0.0     0.0
Avg Error 5.3   3.2 41.0   9.3 5.1   0.2 41.4   11.3 5.1   2.8 41.0   12.3 4.7   4.8 41.0   14.3
Net Error -2.9   -3.2 -41.0   9.3 -4.0   -0.2 -41.4   11.3 -3.7   2.8 -41.0   12.3 -4.2   4.8 -41.0   14.3
Std Dev 3.5   0.9 11.9   2.6 3.8   0.1 17.2   4.6 3.6   1.5 21.5   6.4 3.3   3.0 26.0   9.0

Evening Forecasts
Updated: 02-17-18 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
02-17-18 42   68 57   94 38   71 52   96 32   74 55   97 35   76 59   99
02-16-18 43 71.2°F 68 68 84.7°F 94 45   71 59   96 39   74 54   97 35   76 56   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   74 59   97 39   76 56   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   76 63   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
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
02-09-18 45 71.2°F 68 68 84.7°F 94 42 71.2°F 71 67 84.7°F 96 42 71.2°F 74 61 84.7°F 97 42 71.2°F 76 65 84.7°F 99
02-08-18 47 71.2°F 68 73 84.7°F 94 46 71.2°F 71 67 84.7°F 96 42 71.2°F 74 67 84.7°F 97 43 71.2°F 76 63 84.7°F 99
02-07-18 47 71.2°F 68 74 84.7°F 94 48 71.2°F 71 73 84.7°F 96 47 71.2°F 74 69 84.7°F 97 43 71.2°F 76 67 84.7°F 99
02-06-18 46 71.2°F 68 74 84.7°F 94 48 71.2°F 71 76 84.7°F 96 48 71.2°F 74 70 84.7°F 97 47 71.2°F 76 66 84.7°F 99
02-05-18 49 71.2°F 68 71 84.7°F 94 46 71.2°F 71 72 84.7°F 96 48 71.2°F 74 72 84.7°F 97 48 71.2°F 76 70 84.7°F 99
02-04-18 49 71.2°F 68 71 84.7°F 94 48 71.2°F 71 72 84.7°F 96 46 71.2°F 74 72 84.7°F 97 48 71.2°F 76 72 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 27.7   3.2 17.2   9.3 27.9   0.2 17.2   11.3 27.9   2.8 17.6   12.3 26.9   4.8 17.6   14.3
Net Error -27.7   -3.2 -17.2   9.3 -27.9   -0.2 -17.2   11.3 -27.9   2.8 -17.6   12.3 -26.9   4.8 -17.6   14.3
Std Dev 8.4   0.9 6.6   2.6 11.8   0.1 8.3   4.6 14.8   1.5 9.6   6.4 17.1   3.0 11.3   9.0

Overnight Forecasts
Updated: 02-17-18 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
02-17-18 42   68 57   94 38   71 52   96 32   74 55   97 35   76 59   99
02-16-18 43 71.2°F 68 68 84.7°F 94 45   71 59   96 39   74 54   97 35   76 56   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   74 59   97 39   76 56   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   76 63   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
02-09-18 45 71.2°F 68 68 84.7°F 94 42 71.2°F 71 67 84.7°F 96 42 71.2°F 74 61 84.7°F 97 42 71.2°F 76 65 84.7°F 99
02-08-18 47 71.2°F 68 73 84.7°F 94 46 71.2°F 71 67 84.7°F 96 42 71.2°F 74 67 84.7°F 97 43 71.2°F 76 63 84.7°F 99
02-07-18 47 71.2°F 68 74 84.7°F 94 48 71.2°F 71 70 84.7°F 96 47 71.2°F 74 67 84.7°F 97 43 71.2°F 76 66 84.7°F 99
02-06-18 46 71.2°F 68 74 84.7°F 94 48 71.2°F 71 76 84.7°F 96 48 71.2°F 74 70 84.7°F 97 47 71.2°F 76 66 84.7°F 99
02-05-18 49 71.2°F 68 71 84.7°F 94 46 71.2°F 71 72 84.7°F 96 48 71.2°F 74 72 84.7°F 97 48 71.2°F 76 70 84.7°F 99
02-04-18 49 71.2°F 68 71 84.7°F 94 48 71.2°F 71 72 84.7°F 96 46 71.2°F 74 72 84.7°F 97 48 71.2°F 76 72 84.7°F 99
02-03-18 52 71.2°F 68 73 84.7°F 94 51 71.2°F 71 70 84.7°F 96 50 71.2°F 74 70 84.7°F 97 51 71.2°F 76 71 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 26.9   3.2 16.2   9.3 27.0   0.2 17.0   11.3 27.1   2.8 17.2   12.3 26.0   4.8 17.1   14.3
Net Error -26.9   -3.2 -16.2   9.3 -27.0   -0.2 -17.0   11.3 -27.1   2.8 -17.2   12.3 -26.0   4.8 -17.1   14.3
Std Dev 8.4   0.9 6.1   2.6 11.5   0.1 8.1   4.6 14.4   1.5 9.4   6.4 16.5   3.0 11.0   9.0

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