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Multiday severe weather risk in the central U.S. to ramp up this weekend. Get the forecast. Chevron right

Lancaster, IL

72°F
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Lancaster, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Friday, May 15

Day

5/15
79°Hi
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Breezy in the morning with a couple of showers; warm with clouds and sun

Max UV Index5.0 (Moderate)

AccuLumen Brightness Index™6 (Medium)

WindSSE 13 mph

Wind Gusts22 mph

Probability of Precipitation62%

Probability of Thunderstorms18%

Precipitation0.05 in

Rain0.05 in

Hours of Precipitation1

Hours of Rain1

Cloud Cover69%

Morning

Afternoon

Night

5/15
63°Lo
RealFeel® 57°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Clouds breaking with a thunderstorm

WindSSE 8 mph

Wind Gusts15 mph

Probability of Precipitation56%

Probability of Thunderstorms34%

Precipitation0.37 in

Rain0.37 in

Hours of Precipitation2

Hours of Rain2

Cloud Cover69%

Evening

Overnight

Sun & Moon

14 hrs 25 mins
Rise 5:43 AM
Set 8:08 PM
Waning Crescent
Rise 4:29 AM
Set 7:15 PM

Temperature History

5/15
High
Low
Forecast
79°
63°
Average
74°
52°
Last Year
93°
66°
Record
93°
2025
35°
1920

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World North America United States Illinois Lancaster

Weather Near Lancaster:

  • Bloomington, IL
  • Normal, IL
  • Peoria, IL
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