Current weather conditions and 15 day weather forecast for Grindstone Lake Seaplane Base, Minnesota, USA including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain risk, wind speed, cloud, pressure, and UV index.
| 03 August 2026 Monday 19.3 ° C / 66.7°F ![]() Clear |
Feels Like : 18.6 ° C / 65.5°F Humidity : % 68 Pressure : 1012 mb Wind Speed : 9 kmph / 5.6 miles from SE ![]() Visibility : 10 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 | |
|---|---|---|---|---|---|---|---|---|---|---|
| 03 August 2026 Monday | Sunny |
17 ° C (62.6°F) |
34.4 ° C (93.9°F) |
25.6 ° C (78.1°F) |
% 54 | 2% | 7.2 | Sunrise:05:56 AM Sunset: 08:39 PM |
Moonrise:10:33 PM Moonset: 11:25 AM Moon Phase ( Last Quarter ) |
|
| 04 August 2026 Tuesday | Sunny |
16.3 ° C (61.3°F) |
26 ° C (78.9°F) |
21.2 ° C (70.1°F) |
% 56 | 57% | 7.4 | Sunrise:05:57 AM Sunset: 08:38 PM |
Moonrise:10:52 PM Moonset: 12:34 PM Moon Phase ( Last Quarter ) |
|
| 05 August 2026 Wednesday | Sunny |
11.2 ° C (52.1°F) |
29.5 ° C (85.2°F) |
20.8 ° C (69.4°F) |
% 36 | 1% | 6.3 | Sunrise:05:58 AM Sunset: 08:36 PM |
Moonrise:11:15 PM Moonset: 01:46 PM Moon Phase ( Last Quarter ) |
|
| 06 August 2026 Thursday | Sunny |
13.8 ° C (56.8°F) |
33.6 ° C (92.4°F) |
23.7 ° C (74.7°F) |
% 36 | 1% | 6.9 | Sunrise:05:59 AM Sunset: 08:35 PM |
Moonrise:11:45 PM Moonset: 03:02 PM Moon Phase ( Last Quarter ) |
|
| 07 August 2026 Friday | Sunny |
18.9 ° C (65.9°F) |
36.5 ° C (97.7°F) |
26.1 ° C (78.9°F) |
% 47 | 59% | 9 | Sunrise:06:01 AM Sunset: 08:33 PM |
Moonrise:Does not rise today Moonset: 04:18 PM Moon Phase ( Waning Crescent ) |
|
| 08 August 2026 Saturday | Sunny |
17.4 ° C (63.3°F) |
38.5 ° C (101.4°F) |
27.7 ° C (81.8°F) |
% 61 | 57% | 9 | Sunrise:06:02 AM Sunset: 08:32 PM |
Moonrise:12:27 AM Moonset: 05:30 PM Moon Phase ( Waning Crescent ) |
|
| 09 August 2026 Sunday | Partly Cloudy |
19.2 ° C (66.6°F) |
36.6 ° C (97.8°F) |
31.6 ° C (88.9°F) |
% 39 | 57% | 9 | Sunrise:06:03 AM Sunset: 08:30 PM |
Moonrise:01:22 AM Moonset: 06:32 PM Moon Phase ( Waning Crescent ) |
|
| 10 August 2026 Monday | Sunny |
14.4 ° C (57.9°F) |
25.9 ° C (78.6°F) |
20.6 ° C (69°F) |
% 57 | 17% | 7 | Sunrise:06:04 AM Sunset: 08:29 PM |
Moonrise:02:34 AM Moonset: 07:21 PM Moon Phase ( New Moon ) |
|
| 11 August 2026 Tuesday | Sunny |
12.7 ° C (54.9°F) |
28.9 ° C (84°F) |
20.5 ° C (69°F) |
% 40 | 1% | 7 | Sunrise:06:06 AM Sunset: 08:27 PM |
Moonrise:03:58 AM Moonset: 07:58 PM Moon Phase ( New Moon ) |
|
| 12 August 2026 Wednesday | Sunny |
15.6 ° C (60.1°F) |
29.4 ° C (84.8°F) |
22.2 ° C (72°F) |
% 43 | 2% | 7 | Sunrise:06:07 AM Sunset: 08:26 PM |
Moonrise:05:26 AM Moonset: 08:26 PM Moon Phase ( New Moon ) |
|
| 13 August 2026 Thursday | Sunny |
15.7 ° C (60.3°F) |
30.1 ° C (86.2°F) |
22.2 ° C (71.9°F) |
% 68 | 72% | 7 | Sunrise:06:08 AM Sunset: 08:24 PM |
Moonrise:06:54 AM Moonset: 08:49 PM Moon Phase ( New Moon ) |
|
| 14 August 2026 Friday | Sunny |
18.5 ° C (65.3°F) |
28.6 ° C (83.5°F) |
22.6 ° C (72.7°F) |
% 72 | 72% | 7 | Sunrise:06:09 AM Sunset: 08:22 PM |
Moonrise:08:18 AM Moonset: 09:09 PM Moon Phase ( Waxing Crescent ) |
|
| 15 August 2026 Saturday | Sunny |
14.5 ° C (58.1°F) |
29.3 ° C (84.7°F) |
21.3 ° C (70.3°F) |
% 56 | 3% | 7 | Sunrise:06:11 AM Sunset: 08:21 PM |
Moonrise:09:39 AM Moonset: 09:29 PM Moon Phase ( Waxing Crescent ) |
|
| 16 August 2026 Sunday | Sunny |
15.3 ° C (59.5°F) |
29.4 ° C (84.9°F) |
22.4 ° C (72.4°F) |
% 54 | 3% | 7 | Sunrise:06:12 AM Sunset: 08:19 PM |
Moonrise:10:58 AM Moonset: 09:48 PM Moon Phase ( Waxing Crescent ) |
|