Weather for three days

Potomac

Determine location

sunday
27 september

min.+14° max.+19°
Overcast

Overcast

Overcast and showers night

+15°

Partly cloudy morning

+16°

Overcast day

+19°

Overcast and showers evening

+15°

Precipitation probability, %

28%

6%

13%

27%

Wind speed, m/s

3.1

4.2

4.4

5.3

monday
28 september

min.+15° max.+20°
Overcast

Overcast

Cloudy night

+16°

Overcast morning

+16°

Overcast day

+19°

Overcast evening

+18°

Precipitation probability, %

18%

23%

17%

24%

Wind speed, m/s

3.3

3.1

3.6

1.1

tuesday
29 september

min.+17° max.+24°
Overcast

Overcast

Overcast night

+17°

Overcast morning

+17°

Overcast day

+21°

Partly cloudy evening

+22°

Precipitation probability, %

22%

22%

14%

6%

Wind speed, m/s

2.2

1.4

1.9

0.8

Geomagnetic activity,
Kp-index for three days

00:00 03:00 06:00 09:00 12:00 15:00 18:00 21:00
27.09.2026
Sunday
-
2
3
2
2
2
2
2
28.09.2026
Monday
2
2
2
2
1
1
2
2
29.09.2026
Tuesday
1
1
1
1
1
2
2
-
– Small disturbances
– Weak storms
– Strong storms
– Extreme storms

Nearest locations

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