Lake Sylvan Seaplane Base Weather Forecast 15 Days, Weather in Today
Current weather conditions and 15 day weather forecast for Lake Sylvan Seaplane Base, Indiana, 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 Lake Sylvan Seaplane Base
| 14 December 2025 Sunday -8.6 ° C / 16.5°F  Light snow |
Feels Like : -17.3 ° C / 0.8°F Humidity : % 79 Pressure : 1032 mb Wind Speed : 27.4 kmph / 17 miles from WNW  Visibility : 16 km Precipitation (rainfall) : 0 mm Cloud (%) : 100 |
15 day weather forecast for Lake Sylvan Seaplane Base, IN, USA
Weather Forecast for next 15 Days for Lake Sylvan Seaplane Base 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 Lake Sylvan Seaplane Base, Indiana state, US. To see the daily forecast, scroll to the table below.
| Date | Weather forecast | Low temperature | High temperature | Avg. temperature | Humidity | Chance of rain | UV Index | Sun Position | Moon Position | |
|---|---|---|---|---|---|---|---|---|---|---|
| 14 December 2025 Sunday |  Light freezing rain |
-18.4 ° C (-1.1°F) |
-7 ° C (19.4°F) |
-11.7 ° C (10.9°F) |
% 79 | 69% | 0.3 | Sunrise:08:00 AM Sunset: 05:12 PM |
Moonrise:02:57 AM Moonset: 01:48 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday |  Cloudy |
-13.6 ° C (7.5°F) |
-5.8 ° C (21.6°F) |
-9.5 ° C (14.8°F) |
% 77 | 0% | 0.4 | Sunrise:08:00 AM Sunset: 05:12 PM |
Moonrise:03:59 AM Moonset: 02:10 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Cloudy |
-7.4 ° C (18.7°F) |
1.9 ° C (35.4°F) |
-3.9 ° C (24.9°F) |
% 84 | 0% | 0.4 | Sunrise:08:01 AM Sunset: 05:13 PM |
Moonrise:05:02 AM Moonset: 02:37 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday |  Overcast |
-1.8 ° C (28.8°F) |
2.3 ° C (36.1°F) |
1.2 ° C (34.2°F) |
% 95 | 0% | 0.3 | Sunrise:08:02 AM Sunset: 05:13 PM |
Moonrise:06:05 AM Moonset: 03:09 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday |  Patchy rain nearby |
-0.8 ° C (30.6°F) |
11.2 ° C (52.1°F) |
4.2 ° C (39.6°F) |
% 89 | 89% | 0 | Sunrise:08:02 AM Sunset: 05:13 PM |
Moonrise:07:07 AM Moonset: 03:48 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Partly Cloudy |
-2.1 ° C (28.2°F) |
0 ° C (32°F) |
-0 ° C (32°F) |
% 51 | 0% | 2 | Sunrise:08:03 AM Sunset: 05:14 PM |
Moonrise:08:05 AM Moonset: 04:35 PM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Moderate rain |
-0.1 ° C (31.8°F) |
14.4 ° C (57.9°F) |
6.5 ° C (43.7°F) |
% 88 | 86% | 2 | Sunrise:08:03 AM Sunset: 05:14 PM |
Moonrise:08:57 AM Moonset: 05:32 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday |  Sunny |
-3.8 ° C (25.1°F) |
-1.1 ° C (30.1°F) |
-1.6 ° C (29.1°F) |
% 69 | 0% | 2 | Sunrise:08:04 AM Sunset: 05:15 PM |
Moonrise:09:41 AM Moonset: 06:33 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Partly Cloudy |
-4.2 ° C (24.4°F) |
3.5 ° C (38.4°F) |
0.3 ° C (32.6°F) |
% 61 | 0% | 2 | Sunrise:08:04 AM Sunset: 05:15 PM |
Moonrise:10:17 AM Moonset: 07:40 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Patchy rain nearby |
-5.3 ° C (22.4°F) |
12.2 ° C (54°F) |
3.4 ° C (38.2°F) |
% 77 | 79% | 1 | Sunrise:08:05 AM Sunset: 05:16 PM |
Moonrise:10:47 AM Moonset: 08:47 PM Moon Phase ( Waxing Crescent ) |
|
| 24 December 2025 Wednesday | Light freezing rain |
-6.6 ° C (20.1°F) |
-3.9 ° C (25°F) |
-5.3 ° C (22.5°F) |
% 44 | 70% | 1 | Sunrise:08:05 AM Sunset: 05:17 PM |
Moonrise:11:13 AM Moonset: 09:55 PM Moon Phase ( Waxing Crescent ) |
|
| 25 December 2025 Thursday |  Heavy snow |
-5.8 ° C (21.5°F) |
-3.6 ° C (25.4°F) |
-4.5 ° C (23.9°F) |
% 88 | 67% | 1 | Sunrise:08:06 AM Sunset: 05:17 PM |
Moonrise:11:35 AM Moonset: 11:02 PM Moon Phase ( Waxing Crescent ) |
|
| 26 December 2025 Friday | Light freezing rain |
-4 ° C (24.9°F) |
-1.1 ° C (30°F) |
-2.6 ° C (27.3°F) |
% 95 | 74% | 1 | Sunrise:08:06 AM Sunset: 05:18 PM |
Moonrise:11:56 AM Moonset: No moonset Moon Phase ( Waxing Crescent ) |
|
| 27 December 2025 Saturday |  Freezing fog |
-9 ° C (15.8°F) |
-4.7 ° C (23.5°F) |
-6.5 ° C (20.3°F) |
% 93 | 72% | 1 | Sunrise:08:06 AM Sunset: 05:19 PM |
Moonrise:12:18 PM Moonset: 12:11 AM Moon Phase ( First Quarter ) |
|
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