Weather tomorrow: Penn Valley (airport)

Forecast for tomorrow, 28 September: overcast and showers. The daily air temperature range is 13 to 17 °C. Chance of precipitation tomorrow according to the daily forecast: 47%. Forecast precipitation amount: 0.3 mm. Wind from the north at 5.3 m/s.

monday 28 september

Overcast and showers

Overcast and showers, Precipitation probability 47%, Sunrise 07:01, Sunset 18:54, 28.09.2026

+17°

+13°

Sunset 18:54

G/m activity 2

Precipitation probability 47%

Precipitation 0.3 mm

Wind 5.3 m/s

Pressure 995.9 hPa

Index UV 1

Humidity 87%

Sunrise 07:01

Moon Waning Gibbous

Sunrise 07:01

Sunset 18:54

G/m activity 2

Moon Waning Gibbous

Overcast
night
+12°
Cloudy and light rain
morning
+12°
Overcast and showers
day
+13°
Overcast
evening
+13°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Overcast

12°

32 %
-

N

5.3 m/s

01:00

Overcast and showers

13°

33 %
-

N

5.3 m/s

02:00

Overcast and showers

13°

34 %
-

N

5.3 m/s

03:00

Cloudy and light rain

13°

58 %
0.3 mm

N

5 m/s

04:00

Cloudy and light rain

13°

73 %
0.6 mm

N

4.7 m/s

05:00

Cloudy and light rain

12°

56 %
0.2 mm

N

4.7 m/s

06:00

Cloudy and light rain

12°

61 %
0.3 mm

N

4.7 m/s

07:00

Cloudy and light rain

12°

59 %
0.3 mm

N

4.4 m/s

08:00

Cloudy and light rain

12°

62 %
0.3 mm

N

4.2 m/s

09:00

Cloudy and light rain

12°

54 %
0.2 mm

N

4.2 m/s

10:00

Overcast and showers

13°

44 %
0.1 mm

N

3.9 m/s

11:00

Overcast and showers

13°

38 %
-

N

3.9 m/s

12:00

Overcast and showers

13°

34 %
-

N

3.6 m/s

13:00

Overcast and showers

13°

45 %
0.1 mm

N

3.6 m/s

14:00

Overcast and showers

14°

34 %
-

N

3.6 m/s

15:00

Fog

13°

38 %
-

N

3.1 m/s

16:00

Overcast and showers

14°

33 %
-

N

3.1 m/s

17:00

Overcast and showers

14°

35 %
-

N

2.8 m/s

18:00

Overcast

13°

32 %
-

N

2.5 m/s

19:00

Overcast

13°

32 %
-

N

2.5 m/s

20:00

Overcast

13°

31 %
-

N

2.5 m/s

21:00

Overcast

13°

29 %
-

N

2.5 m/s

22:00

Overcast

13°

32 %
-

N

2.2 m/s

23:00

Cloudy

13°

28 %
-

N

1.7 m/s

What is the atmospheric pressure in Penn Valley (airport) tomorrow?

Pressure adjusted for location elevation. Location elevation: 132 m relative to sea level

Forecast for 28.09.2026 · Local time

Pressure: 991.9–998.6 hPa.

Minimum: 991.9 hPa00:00Also at other hours

Maximum: 998.6 hPa20:00–23:00

Largest change over 3 hours: +2.7 hPa · 17:00–20:00

hPa · Change over the previous 3 hours

991.9 00:00 —
993.3 01:00 —
993.3 02:00 —
991.9 03:00 0
993.3 04:00 0
993.3 05:00 0
993.3 06:00 +1.3
994.6 07:00 +1.3
994.6 08:00 +1.3
994.6 09:00 +1.3
994.6 10:00 0
994.6 11:00 0
995.9 12:00 +1.3
995.9 13:00 +1.3
995.9 14:00 +1.3
995.9 15:00 0
995.9 16:00 0
995.9 17:00 0
997.3 18:00 +1.3
997.3 19:00 +1.3
998.6 20:00 +2.7
998.6 21:00 +1.3
998.6 22:00 +1.3
998.6 23:00 0

Colours show pressure relative to this day’s range

Lower · 991.9 Scale midpoint · 995.3 Higher · 998.6 Largest change over 3 hours

What is the chance of precipitation in Penn Valley (airport) tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 47%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 32%
01:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 33%
02:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 34%
03:00 Amount of precipitation in millimeters (mm): 0.3 mm Probability of precipitation in percent (%): 58%
04:00 Amount of precipitation in millimeters (mm): 0.6 mm Probability of precipitation in percent (%): 73%
05:00 Amount of precipitation in millimeters (mm): 0.2 mm Probability of precipitation in percent (%): 56%
06:00 Amount of precipitation in millimeters (mm): 0.3 mm Probability of precipitation in percent (%): 61%
07:00 Amount of precipitation in millimeters (mm): 0.3 mm Probability of precipitation in percent (%): 59%
08:00 Amount of precipitation in millimeters (mm): 0.3 mm Probability of precipitation in percent (%): 62%
09:00 Amount of precipitation in millimeters (mm): 0.2 mm Probability of precipitation in percent (%): 54%
10:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 44%
11:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 38%
12:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 34%
13:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 45%
14:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 34%
15:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 38%
16:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 33%
17:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 35%
18:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 32%
19:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 32%
20:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 31%
21:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 29%
22:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 32%
23:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 28%

Penn Valley (airport) weather tomorrow: morning, afternoon and evening

Morning: cloudy and light rain, +12 °C. Afternoon: overcast and showers, +13 °C. Evening: overcast, +13 °C.

According to the hourly forecast, tomorrow's highest temperature is expected at 14:00 and from 16:00 to 17:00, at around +14 °C. Times are local.

Tomorrow's strongest winds are expected from 00:00 to 02:00 (from the north). The lightest winds are expected at 23:00 (from the north). Times are local.

Temperature and wind for tomorrow

+12° +13° +12° +12° +13° +13° +13° +13° 5.3 m/s 5 m/s 4.7 m/s 4.2 m/s 3.6 m/s 3.1 m/s 2.5 m/s 2.5 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 Penn Valley (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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