Marine, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Overcast 78°F 26°C Heat Index: 78°F	Observed at: Marine, IL	Elevation: 582 ft | 177 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Overcast	Temperature: 78°F | 26°C
	Pressure: 29.47 in | 997.8 mb	Dewpoint: 76°F | 24°C
	Humidity: 92%	Wind: SW 4 mph | SW 6 kph
	Feels Like: 88°F | 31°C	Visibility: 27.5 mi | 44.3 km
	Lat/Long: 38.7864 | -89.7775	Sunrise: 5:47 AM   Sunset: 8:22 PM

7 Day Graphical Forecast

Valid: 10:26 PM 7/16/2026

Tonight Light Drizzle 75 °F 42% Chance Precipitation Friday Overcast 91 |74 °F 16% Chance Precipitation Saturday Light Drizzle 94 |73 °F 26% Chance Precipitation Sunday Light Showers 88 |72 °F 26% Chance Precipitation Monday Showers 94 |70 °F 6% Chance Precipitation Tuesday Overcast 93 |68 °F 5% Chance Precipitation Wednesday Partly Cloudy 72 |59 °F 5% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:26 PM 7/16/2026

10 PM Light Drizzle 78 °F 16% Chance Precipitation

11 PM Overcast 78 °F 10% Chance Precipitation

12 AM Overcast 77 °F 5% Chance Precipitation

1 AM Overcast 76 °F 5% Chance Precipitation

2 AM Overcast 76 °F 4% Chance Precipitation

3 AM Partly Cloudy 75 °F 3% Chance Precipitation

4 AM Mostly Clear 75 °F 5% Chance Precipitation

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

7 Day & Night Weather Forecast for Marine, IL - (Fahrenheit & Celsius) Valid: 10:26 PM 7/16/2026 Tonight Light Drizzle with a low around 75°F [24°C]. SE wind to around 8 mph [14 kph], with gusts to near 13 mph [22 kph]. Chance of precipitation 42% with QPF of 0.02 in [0.4 mm]. Friday Overcast with a high near 91°F [33°C]. W wind to around 11 mph [17 kph], with gusts to near 19 mph [31 kph]. Dewpoint near 76°F [24°C] with humidity of 95%. Pressure around 29.47 in [997.8 mb]. UV Index: 7.65. Chance of precipitation 16% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 74°F [23°C]. W wind to around 11 mph [17 kph], with gusts to near 19 mph [31 kph]. Chance of precipitation 16% with QPF of 0.00 in [0.0 mm]. Saturday Light Drizzle with a high near 94°F [34°C]. W wind to around 14 mph [23 kph], with gusts to near 27 mph [43 kph]. Dewpoint near 76°F [24°C] with humidity of 85%. Pressure around 29.47 in [997.8 mb]. UV Index: 7.8. Chance of precipitation 26% with QPF of 0.00 in [0.1 mm]. Saturday Night Light Drizzle with a low around 73°F [23°C]. W wind to around 14 mph [23 kph], with gusts to near 27 mph [43 kph]. Chance of precipitation 26% with QPF of 0.00 in [0.1 mm]. Sunday Light Showers with a high near 88°F [31°C]. NE wind to around 8 mph [14 kph], with gusts to near 20 mph [32 kph]. Dewpoint near 76°F [24°C] with humidity of 96%. Pressure around 29.47 in [997.8 mb]. UV Index: 7.65. Chance of precipitation 26% with QPF of 0.31 in [7.8 mm]. Sunday Night Light Showers with a low around 72°F [22°C]. NE wind to around 8 mph [14 kph], with gusts to near 20 mph [32 kph]. Chance of precipitation 26% with QPF of 0.31 in [7.8 mm]. Monday Showers with a high near 94°F [34°C]. SSE wind to around 9 mph [14 kph], with gusts to near 26 mph [41 kph]. Dewpoint near 76°F [24°C] with humidity of 96%. Pressure around 29.47 in [997.8 mb]. UV Index: 7.5. Chance of precipitation 6% with QPF of 0.12 in [3.1 mm]. Monday Night Showers with a low around 70°F [21°C]. SSE wind to around 9 mph [14 kph], with gusts to near 26 mph [41 kph]. Chance of precipitation 6% with QPF of 0.12 in [3.1 mm]. Tuesday Overcast with a high near 93°F [34°C]. WNW wind to around 20 mph [32 kph], with gusts to near 34 mph [54 kph]. Dewpoint near 76°F [24°C] with humidity of 86%. Pressure around 29.47 in [997.8 mb]. UV Index: 7.5. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Tuesday Night Overcast with a low around 68°F [20°C]. WNW wind to around 20 mph [32 kph], with gusts to near 34 mph [54 kph]. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Wednesday Partly Cloudy with a high near 72°F [22°C]. NNE wind to around 12 mph [19 kph], with gusts to near 28 mph [46 kph]. Dewpoint near 76°F [24°C] with humidity of 88%. Pressure around 29.47 in [997.8 mb]. UV Index: 7.35. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm]. Wednesday Night Partly Cloudy with a low around 59°F [15°C]. NNE wind to around 12 mph [19 kph], with gusts to near 28 mph [46 kph]. Chance of precipitation 5% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Marine, IL

Tonight: 0.4 mm | 0.02 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: 7.8 mm | 0.31 in

Sunday Night: 7.8 mm | 0.31 in

Monday: 3.1 mm | 0.12 in

Monday Night: 3.1 mm | 0.12 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 Marine, IL

Tonight: SE @ 14 kph | 8 mph

Friday: W @ 17 kph | 11 mph

Friday Night: W @ 17 kph | 11 mph

Saturday: W @ 23 kph | 14 mph

Saturday Night: W @ 23 kph | 14 mph

Sunday: NE @ 14 kph | 8 mph

Sunday Night: NE @ 14 kph | 8 mph

Monday: SSE @ 14 kph | 9 mph

Monday Night: SSE @ 14 kph | 9 mph

Tuesday: WNW @ 32 kph | 20 mph

Tuesday Night: WNW @ 32 kph | 20 mph

Wednesday: NNE @ 19 kph | 12 mph

Wednesday Night: NNE @ 19 kph | 12 mph

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

Tonight: 96 %

Friday: 95 %

Friday Night: 95 %

Saturday: 85 %

Saturday Night: 85 %

Sunday: 96 %

Sunday Night: 96 %

Monday: 96 %

Monday Night: 96 %

Tuesday: 86 %

Tuesday Night: 86 %

Wednesday: 88 %

Wednesday Night: 88 %

7 Day and Night - Snowfall Totals Forecast for Marine, 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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