Weather for Olmsted, Illinois
Current Weather
Humidity: 100%
Feels Like: 82.1°F
Wind: SW 2.2 mph
Wind Gusts: 4.2 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 3 mi
UV Index: 0
Five Day Weather Forecast
Wed
H: 92°F
L: 77°F
Thu
H: 92°F
L: 77°F
Fri
H: 92°F
L: 77°F
Sat
H: 90°F
L: 72°F
Sun
H: 91°F
L: 72°F
Air Quality
Nitrogen Dioxide: 7.77 μg/m3
Sulphur Dioxide: 1.48 μg/m3
Ozone: 101 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:21 PM
Daylight: 14 hrs 43 mins
Moon Transit: 1:19 PM
Moonset: 9:11 PM
Moon Phase: New
Moon Illumination: 1.6%
Best Times for Fishing or Hunting
Major Periods
12:25 AM - 2:55 AM12:49 AM - 3:19 PM
Minor Periods
8:41 PM - 10:11 PM4:54 AM - 6:24 AM
Action Rating: 4 out of 5
Heat Advisory issued June 24 at 1:45PM CDT until June 27 at 7:00PM CDT by NWS Paducah KY
Effective: Tue June 24, 2025, 1:45 PM
Expires: Wed June 25, 2025, 4:30 AM
* WHAT...Daily heat index values of 100 to 107. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ Friday. * IMPACTS...Prolonged exposure to hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...The first prolonged stretch of heat and humidity of the season will amplify health impacts. Health impacts will build with each successive day in the heat and humidity.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Heat Advisory issued June 24 at 1:45PM CDT until June 27 at 7:00PM CDT by NWS Paducah KY
Effective: Tue June 24, 2025, 1:45 PM
Expires: Wed June 25, 2025, 4:30 AM
* WHAT...Daily heat index values of 100 to 107. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ Friday. * IMPACTS...Prolonged exposure to hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...The first prolonged stretch of heat and humidity of the season will amplify health impacts. Health impacts will build with each successive day in the heat and humidity.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Heat Advisory issued June 24 at 1:45PM CDT until June 27 at 7:00PM CDT by NWS Paducah KY
Effective: Tue June 24, 2025, 1:45 PM
Expires: Wed June 25, 2025, 4:30 AM
* WHAT...Daily heat index values of 100 to 107. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ Friday. * IMPACTS...Prolonged exposure to hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...The first prolonged stretch of heat and humidity of the season will amplify health impacts. Health impacts will build with each successive day in the heat and humidity.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Heat Advisory issued June 24 at 1:45PM CDT until June 27 at 7:00PM CDT by NWS Paducah KY
Effective: Tue June 24, 2025, 1:45 PM
Expires: Wed June 25, 2025, 4:30 AM
* WHAT...Daily heat index values of 100 to 107. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ Friday. * IMPACTS...Prolonged exposure to hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...The first prolonged stretch of heat and humidity of the season will amplify health impacts. Health impacts will build with each successive day in the heat and humidity.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Heat Advisory issued June 24 at 1:45PM CDT until June 27 at 7:00PM CDT by NWS Paducah KY
Effective: Tue June 24, 2025, 1:45 PM
Expires: Wed June 25, 2025, 4:30 AM
* WHAT...Daily heat index values of 100 to 107. * WHERE...Portions of southern Illinois, southwest Indiana, western Kentucky, and southeast Missouri. * WHEN...Until 7 PM CDT /8 PM EDT/ Friday. * IMPACTS...Prolonged exposure to hot temperatures and high humidity may cause heat illnesses. * ADDITIONAL DETAILS...The first prolonged stretch of heat and humidity of the season will amplify health impacts. Health impacts will build with each successive day in the heat and humidity.
Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. Take extra precautions when outside. Wear lightweight and loose fitting clothing. Try to limit strenuous activities to early morning or evening. Take action when you see symptoms of heat exhaustion and heat stroke.
Weather Forecast
Average Temperature: 85.6°F
Average Humidity: 76%
Wind: 5.6 mph
UV Index: 2.6
Air Quality
Nitrogen Dioxide: 11.72 μg/m3
Sulphur Dioxide: 2.21 μg/m3
Ozone: 100.92 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:21 PM
Daylight: 14 hrs 43 mins
Moon Transit: 1:19 PM
Moonset: 9:11 PM
Moon Phase: New
Moon Illumination: 1.6%
Best Times for Fishing or Hunting
Major Periods
12:25 AM - 2:55 AM12:49 AM - 3:19 PM
Minor Periods
8:41 PM - 10:11 PM4:54 AM - 6:24 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 85.1°F
Average Humidity: 73%
Wind: 7.6 mph
UV Index: 2.6
Air Quality
Nitrogen Dioxide: 9.46 μg/m3
Sulphur Dioxide: 1.63 μg/m3
Ozone: 95.48 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:21 PM
Daylight: 14 hrs 43 mins
Moon Transit: 2:21 PM
Moonset: 9:59 PM
Moon Phase: New
Moon Illumination: 0.1%
Best Times for Fishing or Hunting
Major Periods
1:28 AM - 3:58 AM1:51 PM - 4:21 PM
Minor Periods
9:29 PM - 10:59 PM6:05 AM - 7:35 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 83.9°F
Average Humidity: 70%
Wind: 10.5 mph
UV Index: 2.6
Air Quality
Nitrogen Dioxide: 7.52 μg/m3
Sulphur Dioxide: 2.28 μg/m3
Ozone: 106 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:21 PM
Daylight: 14 hrs 43 mins
Moon Transit: 3:17 PM
Moonset: 10:37 PM
Moon Phase: New
Moon Illumination: 2.0%
Best Times for Fishing or Hunting
Major Periods
2:27 AM - 4:57 AM2:47 PM - 5:17 PM
Minor Periods
10:07 PM - 11:37 PM7:17 AM - 8:47 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 80.2°F
Average Humidity: 77%
Wind: 8.9 mph
UV Index: 2.6
Air Quality
Nitrogen Dioxide: 9.24 μg/m3
Sulphur Dioxide: 2.43 μg/m3
Ozone: 98.92 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:21 PM
Daylight: 14 hrs 42 mins
Moon Transit: 4:08 PM
Moonset: 11:08 PM
Moon Phase: Waxing Crescent
Moon Illumination: 6.5%
Best Times for Fishing or Hunting
Major Periods
3:21 AM - 5:51 AM3:38 PM - 6:08 PM
Minor Periods
12:00 AM - 12:00 AM8:28 AM - 9:58 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 79.4°F
Average Humidity: 81%
Wind: 4.9 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:00 PM
Sunset: 8:21 PM
Daylight: 14 hrs 42 mins
Moon Transit: 4:54 PM
Moonset: 12:08 AM
Moon Phase: Waxing Crescent
Moon Illumination: 13.1%
Best Times for Fishing or Hunting
Major Periods
4:09 AM - 6:39 AM4:24 PM - 6:54 PM
Minor Periods
9:34 AM - 11:04 AM12:00 AM - 12:00 AM
Action Rating: 2 out of 5