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Decatur, Illinois
7 Day & Night Forecast & Conditions



Current Conditions Maps Radar 2 Radar 1 Satellite Alerts Climate Index
Current Decatur, Illinois Weather: Mostly Clear
Mostly Clear
37°F
2.8°C
Wind Chill: 32°F
Observed at: Decatur, IL Elevation: 679 ft | 207 m
Last Updated: April 5, 3:54 AM Timezone: GMT -5
 
Sky Conditions: Mostly Clear Temperature: 37°F | 2.8°C
Pressure: 30.14 in | 1021 mb Dewpoint: 34°F | 1.1°C
Humidity: 89% Wind: NNE 7 mph | NNE 11 kph
Feels Like: 32°F | 0°C Visibility: 10.0 mi | 16.1 km
Today's QPF: 0.00 in | 0.00 mm Lat/Long: 39.84 | -88.95
Sunrise: 6:31 AM on 4/5/2020 Sunset: 7:24 PM on 4/5/2020

7 Day Graphical Forecast Valid: 7:00 AM 4/5/2020
Today
Today's Weather Forecast For Decatur, Illinois is Partly Cloudy
Partly Cloudy
59 |40 °F
15 |4 °C
3% Chance
Precipitation
Monday
Monday's Weather Forecast For Decatur, Illinois is Partly Cloudy
Partly Cloudy
69 |57 °F
21 |14 °C
7% Chance
Precipitation
Tuesday
Tuesday's Weather Forecast For Decatur, Illinois is Isolated Storms
Isolated Storms
74 |56 °F
23 |13 °C
24% Chance
Precipitation
Wednesday
Wednesday's Weather Forecast For Decatur, Illinois is Mostly Sunny
Mostly Sunny
73 |43 °F
23 |6 °C
9% Chance
Precipitation
Thursday
Thursday's Weather Forecast For Decatur, Illinois is Partly Cloudy
Partly Cloudy
53 |35 °F
12 |2 °C
9% Chance
Precipitation
Friday
Friday's Weather Forecast For Decatur, Illinois is Isolated Showers
Isolated Showers
50 |33 °F
10 |1 °C
17% Chance
Precipitation
Saturday
Saturday's Weather Forecast For Decatur, Illinois is Mostly Sunny
Mostly Sunny
53 |39 °F
12 |4 °C
9% Chance
Precipitation

7 Hour Graphical Forecast Valid: 7:00 AM 4/5/2020
5 AM
5AMweather forecast forDecatur, Illinois is Partly Cloudy
Partly Cloudy
39 °F
3% Chance
Precipitation
6 AM
6AMweather forecast forDecatur, Illinois is Partly Cloudy
Partly Cloudy
38 °F
3% Chance
Precipitation
7 AM
7AMweather forecast forDecatur, Illinois is Mostly Cloudy
Mostly Cloudy
38 °F
3% Chance
Precipitation
8 AM
8AMweather forecast forDecatur, Illinois is Partly Cloudy
Partly Cloudy
41 °F
0% Chance
Precipitation
9 AM
9AMweather forecast forDecatur, Illinois is Partly Cloudy
Partly Cloudy
43 °F
0% Chance
Precipitation
10 AM
10AMweather forecast forDecatur, Illinois is Partly Cloudy
Partly Cloudy
46 °F
0% Chance
Precipitation
11 AM
11AMweather forecast forDecatur, Illinois is Partly Cloudy
Partly Cloudy
50 °F
0% Chance
Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall, & Ice Accumulation Forecasts
7 Day & Night Weather Forecast for Decatur, IL - ( Fahrenheit & Celsius)
Valid: 7:00 AM 4/5/2020
Today
Partly Cloudy Partly Cloudy with a high near 59°F [15°C]. "NNE" wind to around 6 mph [10 kph], with wind gusts to near 9 mph [15 kph]. The dewpoint will be near 35°F [2°C] with a humidity of 59% and a barometric pressure around 30.15 in [1021 mb]. The UVI forecast is 6. Chance of precipitation is 3% with a qpf of 0.00 in [0.00 mm].
Tonight
Partly Cloudy Partly Cloudy with a low around 40°F [4°C]. East northeast wind to around 4 mph [7 kph], with wind gusts to near 7 mph [11 kph]. The dewpoint will be near 39°F [4°C] with a humidity of 74% and a barometric pressure around 30.12 in [1020 mb]. Chance of precipitation is 3% with a qpf of 0.00 in [0.00 mm].
Monday
Partly Cloudy Partly Cloudy with a high near 69°F [21°C]. East southeast wind to around 9 mph [15 kph], with wind gusts to near 18 mph [30 kph]. The dewpoint will be near 37°F [3°C] with a humidity of 65% and a barometric pressure around 30.03 in [1017 mb]. The UVI forecast is 4. Chance of precipitation is 7% with a qpf of 0.00 in [0.00 mm].
Monday Night
Scattered Storms Partly Cloudy with Scattered Storms with a low around 57°F [14°C]. South wind to around 11 mph [17 kph], with wind gusts to near 19 mph [31 kph]. The dewpoint will be near 56°F [13°C] with a humidity of 83% and a barometric pressure around 29.85 in [1011 mb]. Chance of precipitation is 41% with a qpf of 0.07 in [1.82 mm].
Tuesday
Isolated Storms Partly Cloudy with Isolated Storms with a high near 74°F [23°C]. Southwest wind to around 13 mph [21 kph], with wind gusts to near 19 mph [31 kph]. The dewpoint will be near 56°F [13°C] with a humidity of 75% and a barometric pressure around 29.74 in [1007 mb]. The UVI forecast is 7. Chance of precipitation is 24% with a qpf of 0.01 in [0.21 mm].
Tuesday Night
Isolated Storms Partly Cloudy with Isolated Storms with a low around 56°F [13°C]. Southwest wind to around 8 mph [12 kph], with wind gusts to near 18 mph [30 kph]. The dewpoint will be near 61°F [16°C] with a humidity of 85% and a barometric pressure around 29.68 in [1005 mb]. Chance of precipitation is 24% with a qpf of 0.05 in [1.25 mm].
Wednesday
Mostly Sunny Mostly Sunny with a high near 73°F [23°C]. North northwest wind to around 3 mph [5 kph], with wind gusts to near 13 mph [20 kph]. The dewpoint will be near 54°F [12°C] with a humidity of 64% and a barometric pressure around 29.68 in [1005 mb]. The UVI forecast is 7. Chance of precipitation is 9% with a qpf of 0.00 in [0.00 mm].
Wednesday Night
Isolated Storms Partly Cloudy with Isolated Storms with a low around 43°F [6°C]. West northwest wind to around 9 mph [14 kph], with wind gusts to near 24 mph [39 kph]. The dewpoint will be near 52°F [11°C] with a humidity of 68% and a barometric pressure around 29.83 in [1010 mb]. Chance of precipitation is 24% with a qpf of 0.07 in [1.71 mm].
Thursday
Partly Cloudy Partly Cloudy with a high near 53°F [12°C]. northwest wind to around 12 mph [19 kph], with wind gusts to near 24 mph [39 kph]. The dewpoint will be near 35°F [2°C] with a humidity of 54% and a barometric pressure around 29.88 in [1012 mb]. The UVI forecast is 0. Chance of precipitation is 9% with a qpf of 0.00 in [0.00 mm].
Thursday Night
Isolated Showers Partly Cloudy with Isolated Showers with a low around 35°F [2°C]. northwest wind to around 7 mph [11 kph], with wind gusts to near 19 mph [31 kph]. The dewpoint will be near 30°F [-1°C] with a humidity of 61% and a barometric pressure around 29.94 in [1014 mb]. Chance of precipitation is 13% with a qpf of 0.00 in [0.00 mm].
Friday
Isolated Showers Partly Cloudy with Isolated Showers with a high near 50°F [10°C]. West northwest wind to around 9 mph [14 kph], with wind gusts to near 22 mph [35 kph]. The dewpoint will be near 28°F [-2°C] with a humidity of 59% and a barometric pressure around 29.94 in [1014 mb]. The UVI forecast is 0. Chance of precipitation is 17% with a qpf of 0.00 in [0.00 mm].
Friday Night
Isolated Showers Partly Cloudy with Isolated Showers with a low around 33°F [1°C]. West northwest wind to around 6 mph [9 kph], with wind gusts to near 16 mph [26 kph]. The dewpoint will be near 30°F [-1°C] with a humidity of 72% and a barometric pressure around 29.91 in [1013 mb]. Chance of precipitation is 17% with a qpf of 0.00 in [0.00 mm].
Saturday
Mostly Sunny Mostly Sunny with a high near 53°F [12°C]. West wind to around 6 mph [10 kph], with wind gusts to near 15 mph [24 kph]. The dewpoint will be near 30°F [-1°C] with a humidity of 61% and a barometric pressure around 29.91 in [1013 mb]. The UVI forecast is 0. Chance of precipitation is 9% with a qpf of 0.00 in [0.00 mm].
Saturday Night
Mostly Cloudy Mostly Cloudy with a low around 39°F [4°C]. West wind to around 6 mph [9 kph], with wind gusts to near 10 mph [17 kph]. The dewpoint will be near 34°F [1°C] with a humidity of 70% and a barometric pressure around 30.03 in [1017 mb]. Chance of precipitation is 9% with a qpf of 0.00 in [0.00 mm].



Forecasts for: QPF - Max Wind Speed - Max Humidity - Snowfall - Ice Accumulation
  7 Day and Night - QPF Forecast for Decatur, IL
Today: 0.00 mm | 0.00 in
Tonight: 0.00 mm | 0.00 in
Monday: 0.00 mm | 0.00 in
Monday Night: 1.82 mm | 0.07 in
Tuesday: 0.21 mm | 0.01 in
Tuesday Night: 1.25 mm | 0.05 in
Wednesday: 0.00 mm | 0.00 in
Wednesday Night: 1.71 mm | 0.07 in
Thursday: 0.00 mm | 0.00 in
Thursday Night: 0.00 mm | 0.00 in
Friday: 0.00 mm | 0.00 in
Friday Night: 0.00 mm | 0.00 in
Saturday: 0.00 mm | 0.00 in
Saturday Night: 0.00 mm | 0.00 in

  7 Day and Night - Maximum Wind Speed Forecast for Decatur, IL
Today: NNE @ 15 kph | 9 mph
Tonight: ENE @ 11 kph | 7 mph
Monday: ESE @ 30 kph | 18 mph
Monday Night: S @ 31 kph | 19 mph
Tuesday: SW @ 31 kph | 19 mph
Tuesday Night: SW @ 30 kph | 18 mph
Wednesday: NNW @ 20 kph | 13 mph
Wednesday Night: WNW @ 39 kph | 24 mph
Thursday: NW @ 39 kph | 24 mph
Thursday Night: NW @ 31 kph | 19 mph
Friday: WNW @ 35 kph | 22 mph
Friday Night: WNW @ 26 kph | 16 mph
Saturday: W @ 24 kph | 15 mph
Saturday Night: W @ 17 kph | 10 mph

  7 Day and Night - Maximum Humidity Forecast for Decatur, IL
Today: 89 %
Tonight: 89 %
Monday: 89 %
Monday Night: 93 %
Tuesday: 93 %
Tuesday Night: 97 %
Wednesday: 97 %
Wednesday Night: 73 %
Thursday: 73 %
Thursday Night: 76 %
Friday: 76 %
Friday Night: 89 %
Saturday: 89 %
Saturday Night: 76 %

  7 Day and Night - Snowfall Totals Forecast for Decatur, IL
Today: 0.00 cm | 0.00 in
Tonight: 0.00 cm | 0.00 in
Monday: 0.00 cm | 0.00 in
Monday Night: 0.00 cm | 0.00 in
Tuesday: 0.00 cm | 0.00 in
Tuesday Night: 0.00 cm | 0.00 in
Wednesday: 0.00 cm | 0.00 in
Wednesday Night: 0.00 cm | 0.00 in
Thursday: 0.00 cm | 0.00 in
Thursday Night: 0.00 cm | 0.00 in
Friday: 0.00 cm | 0.00 in
Friday Night: 0.00 cm | 0.00 in
Saturday: 0.00 cm | 0.00 in
Saturday Night: 0.00 cm | 0.00 in

  7 Day and Night - Ice Accumulation Forecast for Decatur, IL
Today: 0.00 mm | 0.00 in
Tonight: 0.00 mm | 0.00 in
Monday: 0.00 mm | 0.00 in
Monday Night: 0.00 mm | 0.00 in
Tuesday: 0.00 mm | 0.00 in
Tuesday Night: 0.00 mm | 0.00 in
Wednesday: 0.00 mm | 0.00 in
Wednesday Night: 0.00 mm | 0.00 in
Thursday: 0.00 mm | 0.00 in
Thursday Night: 0.00 mm | 0.00 in
Friday: 0.00 mm | 0.00 in
Friday Night: 0.00 mm | 0.00 in
Saturday: 0.00 mm | 0.00 in
Saturday Night: 0.00 mm | 0.00 in
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