Flat Weather Forecast 15 Days, Weather in Flat Today
Current weather conditions and 15 day weather forecast for Flat, Alaska, 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 Flat
| 10 December 2025 Wednesday -26.4 ° C / -15.5°F  Sunny |
Feels Like : -32.7 ° C / -26.9°F Humidity : % 94 Pressure : 1028 mb Wind Speed : 6.5 kmph / 4 miles from WNW  Visibility : 10 km Precipitation (rainfall) : 0 mm Cloud (%) : 0 |
15 day weather forecast for Flat, AK, USA
Weather Forecast for next 15 Days for Flat 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 Flat, Alaska 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 10 December 2025 Wednesday | Sunny |
-26.6 ° C (-15.9°F) |
-22.5 ° C (-8.5°F) |
-24.9 ° C (-12.9°F) |
% 92 | 0% | 0 | Sunrise:10:42 AM Sunset: 04:07 PM |
Moonrise:No moonrise Moonset: 01:59 PM Moon Phase ( Waning Gibbous ) |
|
| 11 December 2025 Thursday |  Mist |
-24.7 ° C (-12.4°F) |
-8.8 ° C (16.2°F) |
-17.1 ° C (1.2°F) |
% 88 | 84% | 0 | Sunrise:10:43 AM Sunset: 04:07 PM |
Moonrise:12:26 AM Moonset: 01:55 PM Moon Phase ( Last Quarter ) |
|
| 12 December 2025 Friday |  Moderate snow |
-14.5 ° C (5.9°F) |
-3.8 ° C (25.2°F) |
-7.5 ° C (18.6°F) |
% 89 | 68% | 0 | Sunrise:10:45 AM Sunset: 04:06 PM |
Moonrise:01:57 AM Moonset: 01:51 PM Moon Phase ( Waning Crescent ) |
|
| 13 December 2025 Saturday |  Freezing fog |
-28.1 ° C (-18.6°F) |
-18.7 ° C (-1.6°F) |
-20.9 ° C (-5.7°F) |
% 96 | 0% | 0 | Sunrise:10:46 AM Sunset: 04:06 PM |
Moonrise:03:25 AM Moonset: 01:47 PM Moon Phase ( Waning Crescent ) |
|
| 14 December 2025 Sunday | Freezing fog |
-30 ° C (-21.9°F) |
-25.6 ° C (-14.1°F) |
-27.9 ° C (-18.2°F) |
% 99 | 0% | 0 | Sunrise:10:47 AM Sunset: 04:06 PM |
Moonrise:04:53 AM Moonset: 01:42 PM Moon Phase ( Waning Crescent ) |
|
| 15 December 2025 Monday | Sunny |
-30.1 ° C (-22.3°F) |
-25.2 ° C (-13.4°F) |
-27.5 ° C (-17.6°F) |
% 88 | 0% | 2 | Sunrise:10:49 AM Sunset: 04:06 PM |
Moonrise:06:24 AM Moonset: 01:38 PM Moon Phase ( Waning Crescent ) |
|
| 16 December 2025 Tuesday | Sunny |
-30.5 ° C (-22.9°F) |
-24.2 ° C (-11.6°F) |
-28.5 ° C (-19.3°F) |
% 90 | 0% | 2 | Sunrise:10:50 AM Sunset: 04:05 PM |
Moonrise:08:00 AM Moonset: 01:33 PM Moon Phase ( Waning Crescent ) |
|
| 17 December 2025 Wednesday | Mist |
-31 ° C (-23.8°F) |
-25 ° C (-13.1°F) |
-27.6 ° C (-17.6°F) |
% 96 | 0% | 1 | Sunrise:10:51 AM Sunset: 04:06 PM |
Moonrise:09:44 AM Moonset: 01:28 PM Moon Phase ( Waning Crescent ) |
|
| 18 December 2025 Thursday | Freezing fog |
-34.1 ° C (-29.4°F) |
-30.6 ° C (-23.2°F) |
-32.5 ° C (-26.5°F) |
% 99 | 0% | 1 | Sunrise:10:51 AM Sunset: 04:06 PM |
Moonrise:11:36 AM Moonset: 01:20 PM Moon Phase ( Waning Crescent ) |
|
| 19 December 2025 Friday |  Partly Cloudy |
-32.4 ° C (-26.3°F) |
-22.9 ° C (-9.2°F) |
-26.8 ° C (-16.2°F) |
% 96 | 0% | 2 | Sunrise:10:52 AM Sunset: 04:06 PM |
Moonrise:12:00 AM Moonset: 12:00 AM Moon Phase ( New Moon ) |
|
| 20 December 2025 Saturday |  Light snow |
-27.6 ° C (-17.7°F) |
-21.2 ° C (-6.1°F) |
-23.6 ° C (-10.4°F) |
% 99 | 63% | 1 | Sunrise:10:53 AM Sunset: 04:06 PM |
Moonrise:01:28 PM Moonset: 03:06 PM Moon Phase ( New Moon ) |
|
| 21 December 2025 Sunday | Freezing fog |
-24.2 ° C (-11.5°F) |
-17.6 ° C (0.3°F) |
-21.3 ° C (-6.4°F) |
% 98 | 0% | 1 | Sunrise:10:53 AM Sunset: 04:07 PM |
Moonrise:01:20 PM Moonset: 05:01 PM Moon Phase ( Waxing Crescent ) |
|
| 22 December 2025 Monday | Mist |
-22.8 ° C (-9.1°F) |
-16 ° C (3.2°F) |
-20.3 ° C (-4.5°F) |
% 99 | 0% | 1 | Sunrise:10:54 AM Sunset: 04:07 PM |
Moonrise:01:14 PM Moonset: 06:50 PM Moon Phase ( Waxing Crescent ) |
|
| 23 December 2025 Tuesday | Freezing fog |
-26.8 ° C (-16.3°F) |
-21.2 ° C (-6.2°F) |
-24 ° C (-11.3°F) |
% 100 | 0% | 1 | Sunrise:10:54 AM Sunset: 04:08 PM |
Moonrise:01:09 PM Moonset: 08:32 PM Moon Phase ( Waxing Crescent ) |
|
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