Current weather conditions and 15 day weather forecast for OSF St Luke Medical Center Heliport, Illinois, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 16 December 2025 Tuesday -11.7 ° C / 10.9°F ![]() Clear |
Feels Like : -16.9 ° C / 1.6°F Humidity : % 85 Pressure : 1018 mb Wind Speed : 9 kmph / 5.6 miles from SSW ![]() Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 16 December 2025 Tuesday | Partly Cloudy |
-9.9 ° C (14.2°F) |
1.9 ° C (35.4°F) |
-3.9 ° C (24.9°F) |
% 88 | 0% | 0.4 | Sunrise:07:19 AM Sunset: 04:32 PM |
Moonrise:04:21 AM Moonset: 01:56 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Freezing fog |
-2.1 ° C (28.2°F) |
-0.6 ° C (31°F) |
-0.8 ° C (30.5°F) |
% 98 | 0% | 0.3 | Sunrise:07:20 AM Sunset: 04:32 PM |
Moonrise:05:24 AM Moonset: 02:28 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Moderate or heavy snow showers |
-8.3 ° C (17.1°F) |
2.3 ° C (36.1°F) |
-0 ° C (31.9°F) |
% 97 | 84% | 0.1 | Sunrise:07:21 AM Sunset: 04:32 PM |
Moonrise:06:26 AM Moonset: 03:08 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday | Cloudy |
-10.6 ° C (12.9°F) |
-5.4 ° C (22.3°F) |
-7.8 ° C (17.9°F) |
% 64 | 0% | 0.3 | Sunrise:07:21 AM Sunset: 04:33 PM |
Moonrise:07:24 AM Moonset: 03:56 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday | Partly Cloudy |
-3.5 ° C (25.7°F) |
3.4 ° C (38.2°F) |
-0.7 ° C (30.7°F) |
% 62 | 0% | 0 | Sunrise:07:22 AM Sunset: 04:33 PM |
Moonrise:08:15 AM Moonset: 04:52 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Light freezing rain |
-5 ° C (23.1°F) |
1.3 ° C (34.3°F) |
-2.2 ° C (28.1°F) |
% 63 | 78% | 1 | Sunrise:07:22 AM Sunset: 04:34 PM |
Moonrise:08:59 AM Moonset: 05:54 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Moderate snow |
-2.4 ° C (27.6°F) |
0.7 ° C (33.2°F) |
-0.6 ° C (31°F) |
% 87 | 69% | 1 | Sunrise:07:23 AM Sunset: 04:34 PM |
Moonrise:09:36 AM Moonset: 07:00 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Overcast |
1.2 ° C (34.2°F) |
7.3 ° C (45.2°F) |
4.3 ° C (39.8°F) |
% 94 | 0% | 1 | Sunrise:07:23 AM Sunset: 04:35 PM |
Moonrise:10:05 AM Moonset: 08:07 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Overcast |
1.5 ° C (34.6°F) |
5.9 ° C (42.5°F) |
4.6 ° C (40.3°F) |
% 90 | 0% | 1 | Sunrise:07:24 AM Sunset: 04:35 PM |
Moonrise:10:31 AM Moonset: 09:15 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday | Overcast |
0.4 ° C (32.8°F) |
4.9 ° C (40.8°F) |
2.7 ° C (36.9°F) |
% 90 | 0% | 1 | Sunrise:07:24 AM Sunset: 04:36 PM |
Moonrise:10:54 AM Moonset: 10:22 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Partly Cloudy |
-1.4 ° C (29.5°F) |
3.6 ° C (38.4°F) |
2 ° C (35.6°F) |
% 68 | 0% | 2 | Sunrise:07:24 AM Sunset: 04:37 PM |
Moonrise:11:15 AM Moonset: 11:31 PM Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday | Sunny |
-2.7 ° C (27.2°F) |
6.8 ° C (44.2°F) |
1.2 ° C (34.1°F) |
% 64 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:37 PM |
Moonrise:11:37 AM Moonset: No moonset Moon Phase ( First Quarter ) |
|
| 28 December 2025 Sunday | Sunny |
0.8 ° C (33.4°F) |
9.3 ° C (48.7°F) |
4.2 ° C (39.6°F) |
% 70 | 0% | 2 | Sunrise:07:25 AM Sunset: 04:38 PM |
Moonrise:12:00 PM Moonset: 12:41 AM Moon Phase ( Waxing Gibbous ) |
|
| 29 December 2025 Monday | Partly Cloudy |
4.8 ° C (40.6°F) |
12.2 ° C (53.9°F) |
8 ° C (46.3°F) |
% 77 | 0% | 3 | Sunrise:07:25 AM Sunset: 04:39 PM |
Moonrise:12:27 PM Moonset: 01:55 AM Moon Phase ( Waxing Gibbous ) |
|