Prophetstown, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 80°F 27°C Heat Index: 84°F	Observed at: Prophetstown, IL	Elevation: 957 ft | 292 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 80°F | 27°C
	Pressure: 29.35 in | 993.8 mb	Dewpoint: 73°F | 23°C
	Humidity: 79%	Wind: SE 4 mph | SE 6 kph
	Feels Like: 88°F | 31°C	Visibility: 38.3 mi | 61.7 km
	Lat/Long: 41.6714 | -89.9361	Sunrise: 5:39 AM   Sunset: 8:31 PM

7 Day Graphical Forecast

Valid: 10:19 PM 7/16/2026

Tonight Partly Cloudy 71 °F 3% Chance Precipitation Friday Overcast 91 |72 °F 23% Chance Precipitation Saturday Drizzle 90 |72 °F 15% Chance Precipitation Sunday Overcast 82 |66 °F 1% Chance Precipitation Monday Overcast 84 |67 °F 22% Chance Precipitation Tuesday Overcast 84 |62 °F 19% Chance Precipitation Wednesday Overcast 71 |48 °F 3% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:19 PM 7/16/2026

10 PM Clear 81 °F 1% Chance Precipitation

11 PM Clear 79 °F 3% Chance Precipitation

12 AM Clear 77 °F 3% Chance Precipitation

1 AM Clear 76 °F 1% Chance Precipitation

2 AM Clear 75 °F 1% Chance Precipitation

3 AM Clear 74 °F 1% Chance Precipitation

4 AM Clear 73 °F 2% Chance Precipitation

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

7 Day & Night Weather Forecast for Prophetstown, IL - (Fahrenheit & Celsius) Valid: 10:19 PM 7/16/2026 Tonight Partly Cloudy with a low around 71°F [22°C]. SSE wind to around 5 mph [9 kph], with gusts to near 7 mph [11 kph]. Chance of precipitation 3% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 91°F [33°C]. SSW wind to around 16 mph [25 kph], with gusts to near 24 mph [38 kph]. Dewpoint near 73°F [23°C] with humidity of 92%. Pressure around 29.35 in [993.8 mb]. UV Index: 7.55. Chance of precipitation 23% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 72°F [22°C]. SSW wind to around 16 mph [25 kph], with gusts to near 24 mph [38 kph]. Chance of precipitation 23% with QPF of 0.00 in [0.0 mm]. Saturday Drizzle with a high near 90°F [32°C]. WNW wind to around 13 mph [21 kph], with gusts to near 28 mph [45 kph]. Dewpoint near 73°F [23°C] with humidity of 86%. Pressure around 29.35 in [993.8 mb]. UV Index: 7.5. Chance of precipitation 15% with QPF of 0.03 in [0.7 mm]. Saturday Night Drizzle with a low around 72°F [22°C]. WNW wind to around 13 mph [21 kph], with gusts to near 28 mph [45 kph]. Chance of precipitation 15% with QPF of 0.03 in [0.7 mm]. Sunday Overcast with a high near 82°F [28°C]. ESE wind to around 7 mph [11 kph], with gusts to near 11 mph [18 kph]. Dewpoint near 73°F [23°C] with humidity of 96%. Pressure around 29.35 in [993.8 mb]. UV Index: 7.55. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 66°F [19°C]. ESE wind to around 7 mph [11 kph], with gusts to near 11 mph [18 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 84°F [29°C]. S wind to around 16 mph [26 kph], with gusts to near 32 mph [52 kph]. Dewpoint near 73°F [23°C] with humidity of 92%. Pressure around 29.35 in [993.8 mb]. UV Index: 5.95. Chance of precipitation 22% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 67°F [20°C]. S wind to around 16 mph [26 kph], with gusts to near 32 mph [52 kph]. Chance of precipitation 22% with QPF of 0.00 in [0.0 mm]. Tuesday Overcast with a high near 84°F [29°C]. NW wind to around 19 mph [31 kph], with gusts to near 32 mph [52 kph]. Dewpoint near 73°F [23°C] with humidity of 85%. Pressure around 29.35 in [993.8 mb]. UV Index: 7.1. Chance of precipitation 19% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 62°F [17°C]. NW wind to around 19 mph [31 kph], with gusts to near 32 mph [52 kph]. Chance of precipitation 19% with QPF of 0.00 in [0.0 mm]. Wednesday Overcast with a high near 71°F [22°C]. NNE wind to around 12 mph [20 kph], with gusts to near 26 mph [42 kph]. Dewpoint near 73°F [23°C] with humidity of 86%. Pressure around 29.35 in [993.8 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 48°F [9°C]. NNE wind to around 12 mph [20 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 Prophetstown, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 0.7 mm | 0.03 in

Saturday Night: 0.7 mm | 0.03 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

Wednesday: 0.0 mm | 0.00 in

Wednesday Night: 0.0 mm | 0.00 in

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

Tonight: SSE @ 9 kph | 5 mph

Friday: SSW @ 25 kph | 16 mph

Friday Night: SSW @ 25 kph | 16 mph

Saturday: WNW @ 21 kph | 13 mph

Saturday Night: WNW @ 21 kph | 13 mph

Sunday: ESE @ 11 kph | 7 mph

Sunday Night: ESE @ 11 kph | 7 mph

Monday: S @ 26 kph | 16 mph

Monday Night: S @ 26 kph | 16 mph

Tuesday: NW @ 31 kph | 19 mph

Tuesday Night: NW @ 31 kph | 19 mph

Wednesday: NNE @ 20 kph | 12 mph

Wednesday Night: NNE @ 20 kph | 12 mph

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

Tonight: 92 %

Friday: 92 %

Friday Night: 92 %

Saturday: 86 %

Saturday Night: 86 %

Sunday: 96 %

Sunday Night: 96 %

Monday: 92 %

Monday Night: 92 %

Tuesday: 85 %

Tuesday Night: 85 %

Wednesday: 86 %

Wednesday Night: 86 %

7 Day and Night - Snowfall Totals Forecast for Prophetstown, 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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