Nason, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Overcast 80°F 27°C Heat Index: 85°F	Observed at: Nason, IL	Elevation: 503 ft | 153 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Overcast	Temperature: 80°F | 27°C
	Pressure: 29.57 in | 1001.3 mb	Dewpoint: 75°F | 24°C
	Humidity: 84%	Wind: WSW 4 mph | WSW 6 kph
	Feels Like: 89°F | 32°C	Visibility: 32.2 mi | 51.8 km
	Lat/Long: 38.1761 | -88.9675	Sunrise: 5:45 AM   Sunset: 8:18 PM

7 Day Graphical Forecast

Valid: 10:22 PM 7/16/2026

Tonight Overcast 73 °F 24% Chance Precipitation Friday Overcast 91 |74 °F 12% Chance Precipitation Saturday Light Drizzle 93 |75 °F 27% Chance Precipitation Sunday Drizzle 91 |73 °F 27% Chance Precipitation Monday Light Showers 92 |70 °F 5% Chance Precipitation Tuesday Overcast 98 |71 °F 5% Chance Precipitation Wednesday Overcast 75 |61 °F 3% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:22 PM 7/16/2026

10 PM Overcast 80 °F 8% Chance Precipitation

11 PM Overcast 79 °F 4% Chance Precipitation

12 AM Mostly Clear 78 °F 5% Chance Precipitation

1 AM Clear 77 °F 6% Chance Precipitation

2 AM Clear 76 °F 3% Chance Precipitation

3 AM Clear 76 °F 3% Chance Precipitation

4 AM Clear 75 °F 3% Chance Precipitation

7 Day Textual Forecast - with QPF, Max Wind, Humidity, Snowfall & UV Index

7 Day & Night Weather Forecast for Nason, IL - (Fahrenheit & Celsius) Valid: 10:22 PM 7/16/2026 Tonight Overcast with a low around 73°F [23°C]. SSW wind to around 7 mph [11 kph], with gusts to near 8 mph [13 kph]. Chance of precipitation 24% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 91°F [33°C]. W wind to around 12 mph [19 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 75°F [24°C] with humidity of 95%. Pressure around 29.57 in [1001.3 mb]. UV Index: 7.75. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 74°F [23°C]. W wind to around 12 mph [19 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 12% with QPF of 0.00 in [0.0 mm]. Saturday Light Drizzle with a high near 93°F [34°C]. W wind to around 14 mph [22 kph], with gusts to near 24 mph [39 kph]. Dewpoint near 75°F [24°C] with humidity of 81%. Pressure around 29.57 in [1001.3 mb]. UV Index: 7.8. Chance of precipitation 27% with QPF of 0.00 in [0.1 mm]. Saturday Night Light Drizzle with a low around 75°F [24°C]. W wind to around 14 mph [22 kph], with gusts to near 24 mph [39 kph]. Chance of precipitation 27% with QPF of 0.00 in [0.1 mm]. Sunday Drizzle with a high near 91°F [33°C]. NNW wind to around 9 mph [15 kph], with gusts to near 16 mph [26 kph]. Dewpoint near 75°F [24°C] with humidity of 94%. Pressure around 29.57 in [1001.3 mb]. UV Index: 7.8. Chance of precipitation 27% with QPF of 0.09 in [2.3 mm]. Sunday Night Drizzle with a low around 73°F [23°C]. NNW wind to around 9 mph [15 kph], with gusts to near 16 mph [26 kph]. Chance of precipitation 27% with QPF of 0.09 in [2.3 mm]. Monday Light Showers with a high near 92°F [33°C]. S wind to around 8 mph [13 kph], with gusts to near 17 mph [28 kph]. Dewpoint near 75°F [24°C] with humidity of 93%. Pressure around 29.57 in [1001.3 mb]. UV Index: 7.35. Chance of precipitation 5% with QPF of 0.16 in [4.0 mm]. Monday Night Light Showers with a low around 70°F [21°C]. S wind to around 8 mph [13 kph], with gusts to near 17 mph [28 kph]. Chance of precipitation 5% with QPF of 0.16 in [4.0 mm]. Tuesday Overcast with a high near 98°F [37°C]. W wind to around 15 mph [25 kph], with gusts to near 29 mph [47 kph]. Dewpoint near 75°F [24°C] with humidity of 82%. Pressure around 29.57 in [1001.3 mb]. UV Index: 7.6. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 71°F [22°C]. W wind to around 15 mph [25 kph], with gusts to near 29 mph [47 kph]. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 75°F [24°C]. NNE wind to around 12 mph [19 kph], with gusts to near 26 mph [42 kph]. Dewpoint near 75°F [24°C] with humidity of 88%. Pressure around 29.57 in [1001.3 mb]. UV Index: 7.1. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 61°F [16°C]. NNE wind to around 12 mph [19 kph], with gusts to near 26 mph [42 kph]. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Nason, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.1 mm | 0.00 in

Saturday Night: 0.1 mm | 0.00 in

Sunday: 2.3 mm | 0.09 in

Sunday Night: 2.3 mm | 0.09 in

Monday: 4.0 mm | 0.16 in

Monday Night: 4.0 mm | 0.16 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

7 Day and Night - Maximum Wind Speed Forecast for Nason, IL

Tonight: SSW @ 11 kph | 7 mph

Friday: W @ 19 kph | 12 mph

Friday Night: W @ 19 kph | 12 mph

Saturday: W @ 22 kph | 14 mph

Saturday Night: W @ 22 kph | 14 mph

Sunday: NNW @ 15 kph | 9 mph

Sunday Night: NNW @ 15 kph | 9 mph

Monday: S @ 13 kph | 8 mph

Monday Night: S @ 13 kph | 8 mph

Tuesday: W @ 25 kph | 15 mph

Tuesday Night: W @ 25 kph | 15 mph

Wednesday: NNE @ 19 kph | 12 mph

Wednesday Night: NNE @ 19 kph | 12 mph

7 Day and Night - Maximum Humidity Forecast for Nason, IL

Tonight: 98 %

Friday: 95 %

Friday Night: 95 %

Saturday: 81 %

Saturday Night: 81 %

Sunday: 94 %

Sunday Night: 94 %

Monday: 93 %

Monday Night: 93 %

Tuesday: 82 %

Tuesday Night: 82 %

Wednesday: 88 %

Wednesday Night: 88 %

7 Day and Night - Snowfall Totals Forecast for Nason, IL

Tonight: 0.0 cm | 0.00 in

Friday: 0.0 cm | 0.00 in

Friday Night: 0.0 cm | 0.00 in

Saturday: 0.0 cm | 0.00 in

Saturday Night: 0.0 cm | 0.00 in

Sunday: 0.0 cm | 0.00 in

Sunday Night: 0.0 cm | 0.00 in

Monday: 0.0 cm | 0.00 in

Monday Night: 0.0 cm | 0.00 in

Tuesday: 0.0 cm | 0.00 in

Tuesday Night: 0.0 cm | 0.00 in

Wednesday: 0.0 cm | 0.00 in

Wednesday Night: 0.0 cm | 0.00 in

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