Nason, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 66°F 19°C	Observed at: Nason, IL	Elevation: 503 ft | 153 m
	Last Updated: July 29, 5:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 66°F | 19°C
	Pressure: 29.43 in | 996.6 mb	Dewpoint: 62°F | 17°C
	Humidity: 89%	Wind: NNE 6 mph | NNE 10 kph
	Feels Like: 68°F | 20°C	Visibility: 29.6 mi | 47.6 km
	Lat/Long: 38.1761 | -88.9675	Sunrise: 5:56 AM   Sunset: 8:08 PM

7 Day Graphical Forecast

Valid: 5:25 AM 7/29/2026

Tonight Clear 65 °F 1% Chance Precipitation Thursday Overcast 90 |64 °F 0% Chance Precipitation Friday Heavy Drizzle 84 |65 °F 68% Chance Precipitation Saturday Light Showers 72 |67 °F 68% Chance Precipitation Sunday Clear 81 |62 °F 29% Chance Precipitation Monday Clear 84 |63 °F 26% Chance Precipitation Tuesday Mostly Clear 87 |62 °F 18% Chance Precipitation

7 Hour Graphical Forecast

Valid: 5:25 AM 7/29/2026

5 AM Clear 66 °F 0% Chance Precipitation

6 AM Clear 65 °F 0% Chance Precipitation

7 AM Clear 66 °F 0% Chance Precipitation

8 AM Clear 69 °F 1% Chance Precipitation

9 AM Clear 72 °F 1% Chance Precipitation

10 AM Clear 76 °F 1% Chance Precipitation

11 AM Clear 79 °F 0% 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: 5:25 AM 7/29/2026 Tonight Clear with a low around 65°F [18°C]. NNE wind to around 9 mph [15 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 90°F [32°C]. ENE wind to around 6 mph [10 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 62°F [17°C] with humidity of 79%. Pressure around 29.43 in [996.6 mb]. UV Index: 7.25. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Thursday Night Overcast with a low around 64°F [18°C]. ENE wind to around 6 mph [10 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 0% with QPF of 0.00 in [0.0 mm]. Friday Heavy Drizzle with a high near 84°F [29°C]. SSE wind to around 13 mph [20 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 62°F [17°C] with humidity of 86%. Pressure around 29.43 in [996.6 mb]. UV Index: 6.4. Chance of precipitation 68% with QPF of 0.09 in [2.2 mm]. Friday Night Heavy Drizzle with a low around 65°F [18°C]. SSE wind to around 13 mph [20 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 68% with QPF of 0.09 in [2.2 mm]. Saturday Light Showers with a high near 72°F [22°C]. NE wind to around 16 mph [26 kph], with gusts to near 30 mph [48 kph]. Dewpoint near 62°F [17°C] with humidity of 99%. Pressure around 29.43 in [996.6 mb]. UV Index: 0.9. Chance of precipitation 68% with QPF of 0.19 in [4.9 mm]. Saturday Night Light Showers with a low around 67°F [19°C]. NE wind to around 16 mph [26 kph], with gusts to near 30 mph [48 kph]. Chance of precipitation 68% with QPF of 0.19 in [4.9 mm]. Sunday Clear with a high near 81°F [27°C]. NNE wind to around 14 mph [23 kph], with gusts to near 27 mph [44 kph]. Dewpoint near 62°F [17°C] with humidity of 97%. Pressure around 29.43 in [996.6 mb]. UV Index: 7.4. Chance of precipitation 29% with QPF of 0.00 in [0.0 mm]. Sunday Night Clear with a low around 62°F [17°C]. NNE wind to around 14 mph [23 kph], with gusts to near 27 mph [44 kph]. Chance of precipitation 29% with QPF of 0.00 in [0.0 mm]. Monday Clear with a high near 84°F [29°C]. NE wind to around 9 mph [15 kph], with gusts to near 13 mph [22 kph]. Dewpoint near 62°F [17°C] with humidity of 95%. Pressure around 29.43 in [996.6 mb]. UV Index: 7.5. Chance of precipitation 26% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 63°F [17°C]. NE wind to around 9 mph [15 kph], with gusts to near 13 mph [22 kph]. Chance of precipitation 26% with QPF of 0.00 in [0.0 mm]. Tuesday Mostly Clear with a high near 87°F [30°C]. E wind to around 8 mph [12 kph], with gusts to near 15 mph [24 kph]. Dewpoint near 62°F [17°C] with humidity of 91%. Pressure around 29.43 in [996.6 mb]. UV Index: 7.5. Chance of precipitation 18% with QPF of 0.00 in [0.0 mm]. Tuesday Night Mostly Clear with a low around 62°F [17°C]. E wind to around 8 mph [12 kph], with gusts to near 15 mph [24 kph]. Chance of precipitation 18% 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

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 2.2 mm | 0.09 in

Friday Night: 2.2 mm | 0.09 in

Saturday: 4.9 mm | 0.19 in

Saturday Night: 4.9 mm | 0.19 in

Sunday: 0.0 mm | 0.00 in

Sunday Night: 0.0 mm | 0.00 in

Monday: 0.0 mm | 0.00 in

Monday Night: 0.0 mm | 0.00 in

Tuesday: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

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

Tonight: NNE @ 15 kph | 9 mph

Thursday: ENE @ 10 kph | 6 mph

Thursday Night: ENE @ 10 kph | 6 mph

Friday: SSE @ 20 kph | 13 mph

Friday Night: SSE @ 20 kph | 13 mph

Saturday: NE @ 26 kph | 16 mph

Saturday Night: NE @ 26 kph | 16 mph

Sunday: NNE @ 23 kph | 14 mph

Sunday Night: NNE @ 23 kph | 14 mph

Monday: NE @ 15 kph | 9 mph

Monday Night: NE @ 15 kph | 9 mph

Tuesday: E @ 12 kph | 8 mph

Tuesday Night: E @ 12 kph | 8 mph

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

Tonight: 95 %

Thursday: 79 %

Thursday Night: 79 %

Friday: 86 %

Friday Night: 86 %

Saturday: 99 %

Saturday Night: 99 %

Sunday: 97 %

Sunday Night: 97 %

Monday: 95 %

Monday Night: 95 %

Tuesday: 91 %

Tuesday Night: 91 %

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

Tonight: 0.0 cm | 0.00 in

Thursday: 0.0 cm | 0.00 in

Thursday Night: 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

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