Melvin, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 80°F 27°C Heat Index: 84°F	Observed at: Melvin, IL	Elevation: 814 ft | 248 m
	Last Updated: July 16, 10:15 PM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 80°F | 27°C
	Pressure: 29.16 in | 987.4 mb	Dewpoint: 73°F | 23°C
	Humidity: 79%	Wind: WSW 3 mph | WSW 5 kph
	Feels Like: 88°F | 31°C	Visibility: 39.5 mi | 63.6 km
	Lat/Long: 40.5675 | -88.2478	Sunrise: 5:36 AM   Sunset: 8:22 PM

7 Day Graphical Forecast

Valid: 10:23 PM 7/16/2026

Tonight Overcast 72 °F 7% Chance Precipitation Friday Overcast 87 |74 °F 35% Chance Precipitation Saturday Drizzle 90 |73 °F 63% Chance Precipitation Sunday Overcast 79 |64 °F 25% Chance Precipitation Monday Overcast 82 |64 °F 17% Chance Precipitation Tuesday Light Drizzle 85 |65 °F 23% Chance Precipitation Wednesday Overcast 71 |51 °F 4% Chance Precipitation

7 Hour Graphical Forecast

Valid: 10:23 PM 7/16/2026

10 PM Clear 80 °F 7% Chance Precipitation

11 PM Clear 79 °F 7% Chance Precipitation

12 AM Clear 78 °F 8% Chance Precipitation

1 AM Clear 76 °F 8% Chance Precipitation

2 AM Clear 76 °F 7% Chance Precipitation

3 AM Mostly Clear 76 °F 6% Chance Precipitation

4 AM Mostly Clear 76 °F 11% Chance Precipitation

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

7 Day & Night Weather Forecast for Melvin, IL - (Fahrenheit & Celsius) Valid: 10:23 PM 7/16/2026 Tonight Overcast with a low around 72°F [22°C]. WSW wind to around 4 mph [7 kph], with gusts to near 10 mph [15 kph]. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Friday Overcast with a high near 87°F [31°C]. WSW wind to around 10 mph [16 kph], with gusts to near 14 mph [23 kph]. Dewpoint near 73°F [23°C] with humidity of 92%. Pressure around 29.16 in [987.4 mb]. UV Index: 7.6. Chance of precipitation 35% with QPF of 0.00 in [0.0 mm]. Friday Night Overcast with a low around 74°F [23°C]. WSW wind to around 10 mph [16 kph], with gusts to near 14 mph [23 kph]. Chance of precipitation 35% with QPF of 0.00 in [0.0 mm]. Saturday Drizzle with a high near 90°F [32°C]. W wind to around 16 mph [26 kph], with gusts to near 30 mph [48 kph]. Dewpoint near 73°F [23°C] with humidity of 96%. Pressure around 29.16 in [987.4 mb]. UV Index: 7.6. Chance of precipitation 63% with QPF of 0.09 in [2.4 mm]. Saturday Night Drizzle with a low around 73°F [23°C]. W wind to around 16 mph [26 kph], with gusts to near 30 mph [48 kph]. Chance of precipitation 63% with QPF of 0.09 in [2.4 mm]. Sunday Overcast with a high near 79°F [26°C]. ENE wind to around 8 mph [13 kph], with gusts to near 18 mph [28 kph]. Dewpoint near 73°F [23°C] with humidity of 94%. Pressure around 29.16 in [987.4 mb]. UV Index: 7.6. Chance of precipitation 25% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 64°F [18°C]. ENE wind to around 8 mph [13 kph], with gusts to near 18 mph [28 kph]. Chance of precipitation 25% with QPF of 0.00 in [0.0 mm]. Monday Overcast with a high near 82°F [28°C]. S wind to around 11 mph [18 kph], with gusts to near 26 mph [41 kph]. Dewpoint near 73°F [23°C] with humidity of 96%. Pressure around 29.16 in [987.4 mb]. UV Index: 7.6. Chance of precipitation 17% with QPF of 0.00 in [0.0 mm]. Monday Night Overcast with a low around 64°F [18°C]. S wind to around 11 mph [18 kph], with gusts to near 26 mph [41 kph]. Chance of precipitation 17% with QPF of 0.00 in [0.0 mm]. Tuesday Light Drizzle with a high near 85°F [30°C]. W wind to around 18 mph [30 kph], with gusts to near 34 mph [54 kph]. Dewpoint near 73°F [23°C] with humidity of 96%. Pressure around 29.16 in [987.4 mb]. UV Index: 7.6. Chance of precipitation 23% with QPF of 0.01 in [0.3 mm]. Tuesday Night Light Drizzle with a low around 65°F [18°C]. W wind to around 18 mph [30 kph], with gusts to near 34 mph [54 kph]. Chance of precipitation 23% with QPF of 0.01 in [0.3 mm]. Wednesday Overcast with a high near 71°F [22°C]. N wind to around 17 mph [27 kph], with gusts to near 30 mph [47 kph]. Dewpoint near 73°F [23°C] with humidity of 83%. Pressure around 29.16 in [987.4 mb]. UV Index: 6.6. Chance of precipitation 4% with QPF of 0.00 in [0.0 mm]. Wednesday Night Overcast with a low around 51°F [11°C]. N wind to around 17 mph [27 kph], with gusts to near 30 mph [47 kph]. Chance of precipitation 4% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Melvin, IL

Tonight: 0.0 mm | 0.00 in

Friday: 0.0 mm | 0.00 in

Friday Night: 0.0 mm | 0.00 in

Saturday: 2.4 mm | 0.09 in

Saturday Night: 2.4 mm | 0.09 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: 0.3 mm | 0.01 in

Tuesday Night: 0.3 mm | 0.01 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 Melvin, IL

Tonight: WSW @ 7 kph | 4 mph

Friday: WSW @ 16 kph | 10 mph

Friday Night: WSW @ 16 kph | 10 mph

Saturday: W @ 26 kph | 16 mph

Saturday Night: W @ 26 kph | 16 mph

Sunday: ENE @ 13 kph | 8 mph

Sunday Night: ENE @ 13 kph | 8 mph

Monday: S @ 18 kph | 11 mph

Monday Night: S @ 18 kph | 11 mph

Tuesday: W @ 30 kph | 18 mph

Tuesday Night: W @ 30 kph | 18 mph

Wednesday: N @ 27 kph | 17 mph

Wednesday Night: N @ 27 kph | 17 mph

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

Tonight: 93 %

Friday: 92 %

Friday Night: 92 %

Saturday: 96 %

Saturday Night: 96 %

Sunday: 94 %

Sunday Night: 94 %

Monday: 96 %

Monday Night: 96 %

Tuesday: 96 %

Tuesday Night: 96 %

Wednesday: 83 %

Wednesday Night: 83 %

7 Day and Night - Snowfall Totals Forecast for Melvin, 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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