Gerlaw, Illinois 7 Day & Night Forecast & Conditions

Current Conditions

Maps Alerts Climate Index

Clear 63°F 17°C	Observed at: Gerlaw, IL	Elevation: 868 ft | 265 m
	Last Updated: July 29, 6:15 AM Timezone: GMT -5/-4
	Sky Conditions: Clear	Temperature: 63°F | 17°C
	Pressure: 29.18 in | 988.3 mb	Dewpoint: 57°F | 14°C
	Humidity: 81%	Wind: ESE 4 mph | ESE 6 kph
	Feels Like: 64°F | 18°C	Visibility: 35.5 mi | 57.1 km
	Lat/Long: 40.9869 | -90.6017	Sunrise: 5:55 AM   Sunset: 8:21 PM

7 Day Graphical Forecast

Valid: 6:16 AM 7/29/2026

Today Clear 88 |63 °F 31 |17 °C 1% Chance Precipitation Thursday Overcast 91 |66 °F 33 |19 °C 1% Chance Precipitation Friday Showers 72 |64 °F 22 |18 °C 86% Chance Precipitation Saturday Drizzle 75 |63 °F 24 |17 °C 79% Chance Precipitation Sunday Overcast 80 |61 °F 27 |16 °C 10% Chance Precipitation Monday Clear 81 |62 °F 27 |17 °C 7% Chance Precipitation Tuesday Clear 82 |62 °F 28 |17 °C 10% Chance Precipitation

7 Hour Graphical Forecast

Valid: 6:16 AM 7/29/2026

6 AM Clear 63 °F 0% Chance Precipitation

7 AM Clear 64 °F 0% Chance Precipitation

8 AM Clear 69 °F 0% Chance Precipitation

9 AM Clear 73 °F 0% Chance Precipitation

10 AM Clear 77 °F 0% Chance Precipitation

11 AM Clear 80 °F 0% Chance Precipitation

12 PM Clear 83 °F 0% Chance Precipitation

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

7 Day & Night Weather Forecast for Gerlaw, IL - (Fahrenheit & Celsius) Valid: 6:16 AM 7/29/2026 Today Clear with a high near 88°F [31°C]. ENE wind to around 7 mph [11 kph], with gusts to near 16 mph [25 kph]. Dewpoint near 57°F [14°C] with humidity of 92%. Pressure around 29.18 in [988.3 mb]. UV Index: 7.5. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Tonight Clear with a low around 63°F [17°C]. ENE wind to around 7 mph [11 kph], with gusts to near 16 mph [25 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Overcast with a high near 91°F [33°C]. SSE wind to around 8 mph [12 kph], with gusts to near 16 mph [25 kph]. Dewpoint near 57°F [14°C] with humidity of 67%. Pressure around 29.18 in [988.3 mb]. UV Index: 6.95. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Thursday Night Overcast with a low around 66°F [19°C]. SSE wind to around 8 mph [12 kph], with gusts to near 16 mph [25 kph]. Chance of precipitation 1% with QPF of 0.00 in [0.0 mm]. Friday Showers with a high near 72°F [22°C]. SE wind to around 16 mph [25 kph], with gusts to near 32 mph [51 kph]. Dewpoint near 57°F [14°C] with humidity of 99%. Pressure around 29.18 in [988.3 mb]. UV Index: 3.85. Chance of precipitation 86% with QPF of 1.06 in [27.0 mm]. Friday Night Showers with a low around 64°F [18°C]. SE wind to around 16 mph [25 kph], with gusts to near 32 mph [51 kph]. Chance of precipitation 86% with QPF of 1.06 in [27.0 mm]. Saturday Drizzle with a high near 75°F [24°C]. NE wind to around 15 mph [24 kph], with gusts to near 24 mph [38 kph]. Dewpoint near 57°F [14°C] with humidity of 98%. Pressure around 29.18 in [988.3 mb]. UV Index: 6.75. Chance of precipitation 79% with QPF of 0.09 in [2.3 mm]. Saturday Night Drizzle with a low around 63°F [17°C]. NE wind to around 15 mph [24 kph], with gusts to near 24 mph [38 kph]. Chance of precipitation 79% with QPF of 0.09 in [2.3 mm]. Sunday Overcast with a high near 80°F [27°C]. NE wind to around 7 mph [12 kph], with gusts to near 11 mph [18 kph]. Dewpoint near 57°F [14°C] with humidity of 93%. Pressure around 29.18 in [988.3 mb]. UV Index: 7.25. Chance of precipitation 10% with QPF of 0.00 in [0.0 mm]. Sunday Night Overcast with a low around 61°F [16°C]. NE wind to around 7 mph [12 kph], with gusts to near 11 mph [18 kph]. Chance of precipitation 10% with QPF of 0.00 in [0.0 mm]. Monday Clear with a high near 81°F [27°C]. SE wind to around 8 mph [13 kph], with gusts to near 11 mph [18 kph]. Dewpoint near 57°F [14°C] with humidity of 94%. Pressure around 29.18 in [988.3 mb]. UV Index: 7.35. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Monday Night Clear with a low around 62°F [17°C]. SE wind to around 8 mph [13 kph], with gusts to near 11 mph [18 kph]. Chance of precipitation 7% with QPF of 0.00 in [0.0 mm]. Tuesday Clear with a high near 82°F [28°C]. SSE wind to around 9 mph [15 kph], with gusts to near 17 mph [27 kph]. Dewpoint near 57°F [14°C] with humidity of 97%. Pressure around 29.18 in [988.3 mb]. UV Index: 7.35. Chance of precipitation 10% with QPF of 0.00 in [0.0 mm]. Tuesday Night Clear with a low around 62°F [17°C]. SSE wind to around 9 mph [15 kph], with gusts to near 17 mph [27 kph]. Chance of precipitation 10% with QPF of 0.00 in [0.0 mm].

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7 Day and Night - QPF Forecast for Gerlaw, IL

Today: 0.0 mm | 0.00 in

Tonight: 0.0 mm | 0.00 in

Thursday: 0.0 mm | 0.00 in

Thursday Night: 0.0 mm | 0.00 in

Friday: 27.0 mm | 1.06 in

Friday Night: 27.0 mm | 1.06 in

Saturday: 2.3 mm | 0.09 in

Saturday Night: 2.3 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: 0.0 mm | 0.00 in

Tuesday Night: 0.0 mm | 0.00 in

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

Today: ENE @ 11 kph | 7 mph

Tonight: ENE @ 11 kph | 7 mph

Thursday: SSE @ 12 kph | 8 mph

Thursday Night: SSE @ 12 kph | 8 mph

Friday: SE @ 25 kph | 16 mph

Friday Night: SE @ 25 kph | 16 mph

Saturday: NE @ 24 kph | 15 mph

Saturday Night: NE @ 24 kph | 15 mph

Sunday: NE @ 12 kph | 7 mph

Sunday Night: NE @ 12 kph | 7 mph

Monday: SE @ 13 kph | 8 mph

Monday Night: SE @ 13 kph | 8 mph

Tuesday: SSE @ 15 kph | 9 mph

Tuesday Night: SSE @ 15 kph | 9 mph

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

Today: 92 %

Tonight: 92 %

Thursday: 67 %

Thursday Night: 67 %

Friday: 99 %

Friday Night: 99 %

Saturday: 98 %

Saturday Night: 98 %

Sunday: 93 %

Sunday Night: 93 %

Monday: 94 %

Monday Night: 94 %

Tuesday: 97 %

Tuesday Night: 97 %

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

Today: 0.0 cm | 0.00 in

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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