Grand Tower Heliport Weather Forecast 15 Days, Weather in 3IS9 Today
Current weather conditions and 15 day weather forecast for Grand Tower 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.
Current weather conditions at Grand Tower Heliport
| 12 August 2025 Tuesday 23.3 ° C / 73.9°F  Clear |
Feels Like : 25.2 ° C / 77.4°F Humidity : % 94 Pressure : 1017 mb Wind Speed : 8.3 kmph / 5.1 miles from SSE  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Grand Tower Heliport, IL, USA
Weather Forecast for next 15 Days for Grand Tower Heliport including weather warnings, temperature, rain, wind speed, cloud, snow, wind speed and wind direction, pressure and UV index.Here is weather for the next 15 days in Grand Tower Heliport, Illinois state, US. To see the daily forecast, scroll to the table below.
| Date | |
|---|---|
| 11 August 2025 Monday | |
| Weather forecast |  Partly Cloudy |
| Low temperature | 19.8 ° C (67.6°F) |
| High temperature | 33.2 ° C (91.8°F) |
| Avg. temperature | 27 ° C (80.7°F) |
| Humidity | % 76 |
| Chance of rain | 0% |
| UV Index | 2.4 |
| Sun Position | Sunrise:06:10 AM Sunset: 07:55 PM |
| Moon Position | Moonrise:09:21 PM Moonset: 08:36 AM Moon Phase ( Waning Gibbous ) |
| 12 August 2025 Tuesday | |
| Weather forecast |  Patchy rain nearby |
| Low temperature | 20.7 ° C (69.3°F) |
| High temperature | 33.7 ° C (92.7°F) |
| Avg. temperature | 27.5 ° C (81.4°F) |
| Humidity | % 79 |
| Chance of rain | 79% |
| UV Index | 2.5 |
| Sun Position | Sunrise:06:11 AM Sunset: 07:54 PM |
| Moon Position | Moonrise:09:47 PM Moonset: 09:46 AM Moon Phase ( Waning Gibbous ) |
| 13 August 2025 Wednesday | |
| Weather forecast | Partly Cloudy |
| Low temperature | 21 ° C (69.8°F) |
| High temperature | 32.3 ° C (90.1°F) |
| Avg. temperature | 27 ° C (80.7°F) |
| Humidity | % 76 |
| Chance of rain | 0% |
| UV Index | 2.2 |
| Sun Position | Sunrise:06:12 AM Sunset: 07:52 PM |
| Moon Position | Moonrise:10:13 PM Moonset: 10:56 AM Moon Phase ( Waning Gibbous ) |
| 14 August 2025 Thursday | |
| Weather forecast |  Cloudy |
| Low temperature | 21.1 ° C (70°F) |
| High temperature | 31.3 ° C (88.3°F) |
| Avg. temperature | 26.4 ° C (79.6°F) |
| Humidity | % 79 |
| Chance of rain | 0% |
| UV Index | 2.3 |
| Sun Position | Sunrise:06:13 AM Sunset: 07:51 PM |
| Moon Position | Moonrise:10:44 PM Moonset: 12:08 PM Moon Phase ( Waning Gibbous ) |
| 15 August 2025 Friday | |
| Weather forecast | Patchy rain nearby |
| Low temperature | 21.7 ° C (71.1°F) |
| High temperature | 35.3 ° C (95.6°F) |
| Avg. temperature | 27.9 ° C (82.2°F) |
| Humidity | % 72 |
| Chance of rain | 76% |
| UV Index | 0 |
| Sun Position | Sunrise:06:14 AM Sunset: 07:50 PM |
| Moon Position | Moonrise:11:20 PM Moonset: 01:23 PM Moon Phase ( Waning Gibbous ) |
| 16 August 2025 Saturday | |
| Weather forecast | Sunny |
| Low temperature | 22.7 ° C (72.9°F) |
| High temperature | 35.5 ° C (95.9°F) |
| Avg. temperature | 26.6 ° C (79.9°F) |
| Humidity | % 72 |
| Chance of rain | 0% |
| UV Index | 7 |
| Sun Position | Sunrise:06:15 AM Sunset: 07:49 PM |
| Moon Position | Moonrise:No moonrise Moonset: 02:37 PM Moon Phase ( Last Quarter ) |
| 17 August 2025 Sunday | |
| Weather forecast | Sunny |
| Low temperature | 23.9 ° C (75.1°F) |
| High temperature | 36.4 ° C (97.6°F) |
| Avg. temperature | 29.5 ° C (85.1°F) |
| Humidity | % 63 |
| Chance of rain | 0% |
| UV Index | 7 |
| Sun Position | Sunrise:06:16 AM Sunset: 07:47 PM |
| Moon Position | Moonrise:12:04 AM Moonset: 03:49 PM Moon Phase ( Waning Crescent ) |
| 18 August 2025 Monday | |
| Weather forecast | Sunny |
| Low temperature | 22.8 ° C (73°F) |
| High temperature | 36.4 ° C (97.6°F) |
| Avg. temperature | 28.9 ° C (84°F) |
| Humidity | % 60 |
| Chance of rain | 0% |
| UV Index | 7 |
| Sun Position | Sunrise:06:16 AM Sunset: 07:46 PM |
| Moon Position | Moonrise:12:58 AM Moonset: 04:53 PM Moon Phase ( Waning Crescent ) |
| 19 August 2025 Tuesday | |
| Weather forecast |  Moderate rain |
| Low temperature | 20 ° C (67.9°F) |
| High temperature | 36.1 ° C (97°F) |
| Avg. temperature | 26.4 ° C (79.5°F) |
| Humidity | % 71 |
| Chance of rain | 87% |
| UV Index | 6 |
| Sun Position | Sunrise:06:17 AM Sunset: 07:45 PM |
| Moon Position | Moonrise:02:01 AM Moonset: 05:47 PM Moon Phase ( Waning Crescent ) |
| 20 August 2025 Wednesday | |
| Weather forecast | Patchy rain nearby |
| Low temperature | 20.2 ° C (68.3°F) |
| High temperature | 31.8 ° C (89.3°F) |
| Avg. temperature | 24.7 ° C (76.5°F) |
| Humidity | % 81 |
| Chance of rain | 78% |
| UV Index | 5 |
| Sun Position | Sunrise:06:18 AM Sunset: 07:43 PM |
| Moon Position | Moonrise:03:10 AM Moonset: 06:31 PM Moon Phase ( Waning Crescent ) |
| 21 August 2025 Thursday | |
| Weather forecast | Sunny |
| Low temperature | 20.8 ° C (69.4°F) |
| High temperature | 31.4 ° C (88.6°F) |
| Avg. temperature | 25.1 ° C (77.1°F) |
| Humidity | % 72 |
| Chance of rain | 0% |
| UV Index | 7 |
| Sun Position | Sunrise:06:19 AM Sunset: 07:42 PM |
| Moon Position | Moonrise:04:21 AM Moonset: 07:07 PM Moon Phase ( Waning Crescent ) |
| 22 August 2025 Friday | |
| Weather forecast | Partly Cloudy |
| Low temperature | 18.3 ° C (65°F) |
| High temperature | 28.8 ° C (83.8°F) |
| Avg. temperature | 23.1 ° C (73.6°F) |
| Humidity | % 72 |
| Chance of rain | 0% |
| UV Index | 6 |
| Sun Position | Sunrise:06:20 AM Sunset: 07:41 PM |
| Moon Position | Moonrise:05:31 AM Moonset: 07:37 PM Moon Phase ( Waning Crescent ) |
| 23 August 2025 Saturday | |
| Weather forecast | Sunny |
| Low temperature | 13.6 ° C (56.5°F) |
| High temperature | 26.7 ° C (80.1°F) |
| Avg. temperature | 19.7 ° C (67.5°F) |
| Humidity | % 65 |
| Chance of rain | 0% |
| UV Index | 5 |
| Sun Position | Sunrise:06:21 AM Sunset: 07:39 PM |
| Moon Position | Moonrise:06:37 AM Moonset: 08:02 PM Moon Phase ( New Moon ) |
| 24 August 2025 Sunday | |
| Weather forecast | Sunny |
| Low temperature | 14.5 ° C (58.2°F) |
| High temperature | 30 ° C (86°F) |
| Avg. temperature | 21.7 ° C (71°F) |
| Humidity | % 62 |
| Chance of rain | 0% |
| UV Index | 6 |
| Sun Position | Sunrise:06:21 AM Sunset: 07:38 PM |
| Moon Position | Moonrise:07:41 AM Moonset: 08:24 PM Moon Phase ( Waxing Crescent ) |
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 11 August 2025 Monday | Partly Cloudy |
19.8 ° C (67.6°F) |
33.2 ° C (91.8°F) |
27 ° C (80.7°F) |
% 76 | 0% | 2.4 | Sunrise:06:10 AM Sunset: 07:55 PM |
Moonrise:09:21 PM Moonset: 08:36 AM Moon Phase ( Waning Gibbous ) |
|
| 12 August 2025 Tuesday | Patchy rain nearby |
20.7 ° C (69.3°F) |
33.7 ° C (92.7°F) |
27.5 ° C (81.4°F) |
% 79 | 79% | 2.5 | Sunrise:06:11 AM Sunset: 07:54 PM |
Moonrise:09:47 PM Moonset: 09:46 AM Moon Phase ( Waning Gibbous ) |
|
| 13 August 2025 Wednesday | Partly Cloudy |
21 ° C (69.8°F) |
32.3 ° C (90.1°F) |
27 ° C (80.7°F) |
% 76 | 0% | 2.2 | Sunrise:06:12 AM Sunset: 07:52 PM |
Moonrise:10:13 PM Moonset: 10:56 AM Moon Phase ( Waning Gibbous ) |
|
| 14 August 2025 Thursday | Cloudy |
21.1 ° C (70°F) |
31.3 ° C (88.3°F) |
26.4 ° C (79.6°F) |
% 79 | 0% | 2.3 | Sunrise:06:13 AM Sunset: 07:51 PM |
Moonrise:10:44 PM Moonset: 12:08 PM Moon Phase ( Waning Gibbous ) |
|
| 15 August 2025 Friday | Patchy rain nearby |
21.7 ° C (71.1°F) |
35.3 ° C (95.6°F) |
27.9 ° C (82.2°F) |
% 72 | 76% | 0 | Sunrise:06:14 AM Sunset: 07:50 PM |
Moonrise:11:20 PM Moonset: 01:23 PM Moon Phase ( Waning Gibbous ) |
|
| 16 August 2025 Saturday | Sunny |
22.7 ° C (72.9°F) |
35.5 ° C (95.9°F) |
26.6 ° C (79.9°F) |
% 72 | 0% | 7 | Sunrise:06:15 AM Sunset: 07:49 PM |
Moonrise:No moonrise Moonset: 02:37 PM Moon Phase ( Last Quarter ) |
|
| 17 August 2025 Sunday | Sunny |
23.9 ° C (75.1°F) |
36.4 ° C (97.6°F) |
29.5 ° C (85.1°F) |
% 63 | 0% | 7 | Sunrise:06:16 AM Sunset: 07:47 PM |
Moonrise:12:04 AM Moonset: 03:49 PM Moon Phase ( Waning Crescent ) |
|
| 18 August 2025 Monday | Sunny |
22.8 ° C (73°F) |
36.4 ° C (97.6°F) |
28.9 ° C (84°F) |
% 60 | 0% | 7 | Sunrise:06:16 AM Sunset: 07:46 PM |
Moonrise:12:58 AM Moonset: 04:53 PM Moon Phase ( Waning Crescent ) |
|
| 19 August 2025 Tuesday | Moderate rain |
20 ° C (67.9°F) |
36.1 ° C (97°F) |
26.4 ° C (79.5°F) |
% 71 | 87% | 6 | Sunrise:06:17 AM Sunset: 07:45 PM |
Moonrise:02:01 AM Moonset: 05:47 PM Moon Phase ( Waning Crescent ) |
|
| 20 August 2025 Wednesday | Patchy rain nearby |
20.2 ° C (68.3°F) |
31.8 ° C (89.3°F) |
24.7 ° C (76.5°F) |
% 81 | 78% | 5 | Sunrise:06:18 AM Sunset: 07:43 PM |
Moonrise:03:10 AM Moonset: 06:31 PM Moon Phase ( Waning Crescent ) |
|
| 21 August 2025 Thursday | Sunny |
20.8 ° C (69.4°F) |
31.4 ° C (88.6°F) |
25.1 ° C (77.1°F) |
% 72 | 0% | 7 | Sunrise:06:19 AM Sunset: 07:42 PM |
Moonrise:04:21 AM Moonset: 07:07 PM Moon Phase ( Waning Crescent ) |
|
| 22 August 2025 Friday | Partly Cloudy |
18.3 ° C (65°F) |
28.8 ° C (83.8°F) |
23.1 ° C (73.6°F) |
% 72 | 0% | 6 | Sunrise:06:20 AM Sunset: 07:41 PM |
Moonrise:05:31 AM Moonset: 07:37 PM Moon Phase ( Waning Crescent ) |
|
| 23 August 2025 Saturday | Sunny |
13.6 ° C (56.5°F) |
26.7 ° C (80.1°F) |
19.7 ° C (67.5°F) |
% 65 | 0% | 5 | Sunrise:06:21 AM Sunset: 07:39 PM |
Moonrise:06:37 AM Moonset: 08:02 PM Moon Phase ( New Moon ) |
|
| 24 August 2025 Sunday | Sunny |
14.5 ° C (58.2°F) |
30 ° C (86°F) |
21.7 ° C (71°F) |
% 62 | 0% | 6 | Sunrise:06:21 AM Sunset: 07:38 PM |
Moonrise:07:41 AM Moonset: 08:24 PM Moon Phase ( Waxing Crescent ) |
|
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