Local weather forecast

Weather in Allendale, IL

Updated 2026-08-11 11:15 local time · ZIP codes 62410

Sunny
Now95°F

Sunny

High / Low99° / 77°
Rain chance4%
Wind14 mph
Weather alerts

Active alerts

1
Heat Advisory issued August 11 at 1:38AM EDT until August 11 at 9:00PM EDT by NWS Indianapolis IN

* WHAT...Heat index values up to 105 expected. * WHERE...Lawrence, Daviess, Greene, Knox, Martin, and Sullivan Counties. * WHEN...From noon today to 9 PM EDT this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses.

Safety instructions

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Hourly

Next hours

NowSunny95°3% rain
12 PMSunny97°2% rain
1 PMSunny99°2% rain
2 PMSunny99°1% rain
3 PMSunny99°2% rain
4 PMSunny99°2% rain
5 PMSunny97°2% rain
6 PMSunny95°2% rain
7 PMSunny91°2% rain
8 PMClear87°3% rain
9 PMClear85°4% rain
10 PMClear83°4% rain
Forecast

3-day weather forecast

Today2026-08-11
Sunny
99° 77°Sunny
Rain 4%Gust 14 mph
Tomorrow2026-08-12
Sunny
95° 72°Sunny
Rain 57%Gust 11 mph
Thursday2026-08-13
Sunny
93° 70°Sunny
Rain 67%Gust 13 mph
Conditions

Weather details

Feels like110°F
Humidity59%
Pressure29.98 inHg
Visibility6 mi
Wind14 mph WSW
Wind gusts17 mph
Precipitation0.00 in
UV index5
Daylight

Sunrise, sunset and moon

Sunrise06:01 AM
Sunset07:50 PM
Moonrise04:04 AM
Moon phaseNew Moon
Practical guide

Weather insights for today

Umbrella not essential

Rain chance stays relatively low over the next 12 hours (up to 4%).

Choose light, breathable clothing

It feels like 110°F with winds near 14 mph.

Best window: 8 PM

87°F, 3% rain chance and 10 mph wind.

Allow a little extra driving time

Visibility is around 6 mi; gusts may reach 26 mph.

Running conditions are less comfortable

Current temperature is 95°F, wind 14 mph, rain chance up to 4%.

Moderate UV protection recommended

UV index is 5. Sunscreen and sunglasses are sensible for longer outdoor time.

Allendale weather today

Sunny and 95°F in Allendale, IL. Today's high is 99°F with a 4% rain chance. Winds are around 14 mph with gusts near 17 mph. Relative humidity is 59%, pressure is 29.98 inHg, and visibility is about 6 miles.

Tonight and tomorrow in Allendale

Sunrise is at 06:01 AM and sunset is at 07:50 PM. Tomorrow's forecast calls for Sunny with a high near 95°F and a low near 72°F. The maximum rain chance is 57%.

Nearby

Weather near Allendale

Illinois

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