Weather tomorrow: Grand Forks AFB (airport)

Forecast for tomorrow, 28 September: overcast and light rain. The daily air temperature range is 12 to 19 °C. Chance of precipitation tomorrow according to the daily forecast: 90%. Forecast precipitation amount: 51.4 mm. Wind from the southeast at 6.7 m/s.

monday 28 september

Overcast and light rain

Overcast and light rain, Precipitation probability 90%, Sunrise 07:25, Sunset 19:15, 28.09.2026

+19°

+12°

Sunset 19:15

G/m activity 2

Precipitation probability 90%

Precipitation 51.4 mm

Wind 6.7 m/s

Pressure 978.6 hPa

Index UV 1

Humidity 85%

Sunrise 07:25

Moon Waning Gibbous

Sunrise 07:25

Sunset 19:15

G/m activity 2

Moon Waning Gibbous

Overcast
night
+17°
Overcast and light rain
morning
+14°
Overcast and light rain
day
+15°
Overcast and showers
evening
+18°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Overcast

17°

13 %
-

E

2.2 m/s

01:00

Overcast

16°

14 %
-

E

2.5 m/s

02:00

Overcast

16°

15 %
-

SE

2.8 m/s

03:00

Overcast and showers

15°

20 %
-

SE

2.5 m/s

04:00

Overcast and light rain

15°

42 %
0.3 mm

SE

1.7 m/s

05:00

Overcast and showers

15°

27 %
0.1 mm

E

2.5 m/s

06:00

Overcast and light rain

14°

47 %
0.5 mm

SE

2.8 m/s

07:00

Overcast and light rain

13°

74 %
1.7 mm

E

1.7 m/s

08:00

Overcast and light rain

13°

72 %
1.1 mm

E

1.4 m/s

09:00

Overcast and light rain

14°

45 %
0.2 mm

E

3.3 m/s

10:00

Overcast and showers

14°

45 %
0.1 mm

SE

5 m/s

11:00

Overcast and light rain

16°

74 %
1.2 mm

S

5.6 m/s

12:00

Overcast and light rain

15°

69 %
0.7 mm

SE

5 m/s

13:00

Overcast and light rain

16°

77 %
1.3 mm

S

5.3 m/s

14:00

Overcast and showers

16°

90 %
5.4 mm

S

5.6 m/s

15:00

Overcast and showers

16°

87 %
3.2 mm

SE

5.6 m/s

16:00

Overcast and light rain

17°

59 %
0.4 mm

S

5.8 m/s

17:00

Overcast and showers

17°

33 %
0.1 mm

S

5 m/s

18:00

Overcast and showers

18°

40 %
0.1 mm

S

4.2 m/s

19:00

Overcast and light rain

20°

66 %
0.7 mm

S

3.3 m/s

20:00

Overcast and light rain

19°

80 %
1.8 mm

S

3.3 m/s

21:00

Overcast and light rain

18°

82 %
1.9 mm

SW

3.1 m/s

22:00

Overcast and showers

17°

92 %
5.9 mm

S

2.8 m/s

23:00

Overcast and light rain

17°

81 %
1.6 mm

S

3.3 m/s

What is the atmospheric pressure in Grand Forks AFB (airport) tomorrow?

Pressure adjusted for location elevation. Location elevation: 274 m relative to sea level

Forecast for 28.09.2026 · Local time

Pressure: 973.3–985.3 hPa.

Minimum: 973.3 hPa21:00–23:00

Maximum: 985.3 hPa00:00–03:00

Largest change over 3 hours: −4 hPa · 11:00–14:00

hPa · Change over the previous 3 hours

985.3 00:00 —
985.3 01:00 —
985.3 02:00 —
985.3 03:00 0
983.9 04:00 −1.3
983.9 05:00 −1.3
983.9 06:00 −1.3
982.6 07:00 −1.3
982.6 08:00 −1.3
981.3 09:00 −2.7
979.9 10:00 −2.7
981.3 11:00 −1.3
979.9 12:00 −1.3
978.6 13:00 −1.3
977.3 14:00 −4
977.3 15:00 −2.7
975.9 16:00 −2.7
974.6 17:00 −2.7
974.6 18:00 −2.7
974.6 19:00 −1.3
974.6 20:00 0
973.3 21:00 −1.3
973.3 22:00 −1.3
973.3 23:00 −1.3

Colours show pressure relative to this day’s range

Lower · 973.3 Scale midpoint · 979.3 Higher · 985.3 Largest change over 3 hours

What is the chance of precipitation in Grand Forks AFB (airport) tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 90%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 13%
01:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 14%
02:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 15%
03:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 20%
04:00 Amount of precipitation in millimeters (mm): 0.3 mm Probability of precipitation in percent (%): 42%
05:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 27%
06:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 47%
07:00 Amount of precipitation in millimeters (mm): 1.7 mm Probability of precipitation in percent (%): 74%
08:00 Amount of precipitation in millimeters (mm): 1.1 mm Probability of precipitation in percent (%): 72%
09:00 Amount of precipitation in millimeters (mm): 0.2 mm Probability of precipitation in percent (%): 45%
10:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 45%
11:00 Amount of precipitation in millimeters (mm): 1.2 mm Probability of precipitation in percent (%): 74%
12:00 Amount of precipitation in millimeters (mm): 0.7 mm Probability of precipitation in percent (%): 69%
13:00 Amount of precipitation in millimeters (mm): 1.3 mm Probability of precipitation in percent (%): 77%
14:00 Amount of precipitation in millimeters (mm): 5.4 mm Probability of precipitation in percent (%): 90%
15:00 Amount of precipitation in millimeters (mm): 3.2 mm Probability of precipitation in percent (%): 87%
16:00 Amount of precipitation in millimeters (mm): 0.4 mm Probability of precipitation in percent (%): 59%
17:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 33%
18:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 40%
19:00 Amount of precipitation in millimeters (mm): 0.7 mm Probability of precipitation in percent (%): 66%
20:00 Amount of precipitation in millimeters (mm): 1.8 mm Probability of precipitation in percent (%): 80%
21:00 Amount of precipitation in millimeters (mm): 1.9 mm Probability of precipitation in percent (%): 82%
22:00 Amount of precipitation in millimeters (mm): 5.9 mm Probability of precipitation in percent (%): 92%
23:00 Amount of precipitation in millimeters (mm): 1.6 mm Probability of precipitation in percent (%): 81%

Grand Forks AFB (airport) weather tomorrow: morning, afternoon and evening

Morning: overcast and light rain, +14 °C. Afternoon: overcast and light rain, +15 °C. Evening: overcast and showers, +18 °C.

According to the hourly forecast, tomorrow's highest temperature is expected at 19:00, at around +20 °C. Times are local.

Tomorrow's strongest winds are expected at 16:00 (from the south). The lightest winds are expected at 08:00 (from the east). Times are local.

Temperature and wind for tomorrow

+17° +15° +14° +14° +15° +16° +18° +18° 2.2 m/s 2.5 m/s 2.8 m/s 3.3 m/s 5 m/s 5.6 m/s 4.2 m/s 3.1 m/s
00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
- Wind direction and speed, m/s
- Temperature, °C

What geomagnetic activity is forecast for Grand Forks AFB (airport) tomorrow?

The highest forecast Kp index for tomorrow is 2.

Magnetic storm tomorrow

00:00 2
03:00 2
06:00 2
09:00 2
12:00 1
15:00 1
18:00 2
21:00 2

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