Weather tomorrow: Flagstaff

Forecast for tomorrow, 29 September: overcast and light rain. The daily air temperature range is 7 to 13 °C. Chance of precipitation tomorrow according to the daily forecast: 88%. Forecast precipitation amount: 21.3 mm. Wind from the northeast at 5 m/s.

tuesday 29 september

Overcast and light rain

Overcast and light rain, Precipitation probability 88%, Sunrise 06:20, Sunset 18:13, 29.09.2026

+13°

+7°

Sunset 18:13

G/m activity 2

Precipitation probability 88%

Precipitation 21.3 mm

Wind 5 m/s

Pressure 777.3 hPa

Index UV 7

Humidity 86%

Sunrise 06:20

Moon Waning Gibbous

Sunrise 06:20

Sunset 18:13

G/m activity 2

Moon Waning Gibbous

Overcast, thunderstorms with rain
night
+10°
Cloudy
morning
+7°
Overcast and light rain
day
+13°
Overcast and showers
evening
+8°
Time
Description
Temperature
Precipitation probability
Precipitation
Wind

00:00

Overcast, thunderstorms with rain

9°

30 %
-

W

1.9 m/s

01:00

Cloudy

9°

23 %
-

SW

1.9 m/s

02:00

Overcast and showers

9°

26 %
-

SW

1.7 m/s

03:00

Partly cloudy

8°

20 %
-

W

1.9 m/s

04:00

Overcast and showers

8°

28 %
-

NW

1.7 m/s

05:00

Overcast

7°

32 %
-

N

1.1 m/s

06:00

Overcast and showers

7°

42 %
0.1 mm

N

1.1 m/s

07:00

Overcast and light rain

8°

80 %
1.8 mm

SE

1.7 m/s

08:00

Overcast and light rain

9°

59 %
0.5 mm

E

2.2 m/s

09:00

Overcast and light rain

10°

50 %
0.4 mm

NW

0.3 m/s

10:00

Overcast and light rain

9°

49 %
0.4 mm

E

1.7 m/s

11:00

Overcast and light rain

10°

47 %
0.4 mm

NE

2.5 m/s

12:00

Overcast and light rain

11°

65 %
1.4 mm

E

3.6 m/s

13:00

Overcast and light rain

13°

56 %
0.9 mm

E

3.9 m/s

14:00

Overcast and light rain

13°

58 %
1 mm

E

3.3 m/s

15:00

Overcast and showers

12°

75 %
2.5 mm

E

3.6 m/s

16:00

Overcast and light rain

8°

80 %
2 mm

NE

4.2 m/s

17:00

Overcast and showers

7°

84 %
2.6 mm

N

3.3 m/s

18:00

Overcast and rain

7°

94 %
11.2 mm

NE

3.3 m/s

19:00

Overcast and showers

6°

91 %
7.2 mm

NE

1.4 m/s

20:00

Overcast and showers

7°

90 %
5.1 mm

N

2.2 m/s

21:00

Overcast and light rain

8°

70 %
0.7 mm

N

1.9 m/s

22:00

Overcast and showers

8°

87 %
3.3 mm

N

1.9 m/s

23:00

Overcast and showers

8°

86 %
2.7 mm

N

2.2 m/s

What is the atmospheric pressure in Flagstaff tomorrow?

Pressure adjusted for location elevation. Location elevation: 2131 m relative to sea level

Forecast for 29.09.2026 · Local time

Pressure: 774.6–778.6 hPa.

Minimum: 774.6 hPa16:00–17:00

Maximum: 778.6 hPa00:00–02:00

Largest change over 3 hours: −2.7 hPa · 02:00–05:00
First of 4 intervals with the same change magnitude shown.

hPa · Change over the previous 3 hours

778.6 00:00 —
778.6 01:00 —
778.6 02:00 —
777.3 03:00 −1.3
777.3 04:00 −1.3
775.9 05:00 −2.7
775.9 06:00 −1.3
777.3 07:00 0
777.3 08:00 +1.3
777.3 09:00 +1.3
777.3 10:00 0
777.3 11:00 0
777.3 12:00 0
777.3 13:00 0
777.3 14:00 0
775.9 15:00 −1.3
774.6 16:00 −2.7
774.6 17:00 −2.7
775.9 18:00 0
775.9 19:00 +1.3
777.3 20:00 +2.7
777.3 21:00 +1.3
777.3 22:00 +1.3
777.3 23:00 0

Colours show pressure relative to this day’s range

Lower · 774.6 Scale midpoint · 776.6 Higher · 778.6 Largest change over 3 hours

What is the chance of precipitation in Flagstaff tomorrow?

Chance of precipitation tomorrow according to the daily forecast: 88%.

Precipitation for tomorrow

Hourly precipitation forecast
00:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 30%
01:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 23%
02:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 26%
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 mm Probability of precipitation in percent (%): 28%
05:00 Amount of precipitation in millimeters (mm): 0 mm Probability of precipitation in percent (%): 32%
06:00 Amount of precipitation in millimeters (mm): 0.1 mm Probability of precipitation in percent (%): 42%
07:00 Amount of precipitation in millimeters (mm): 1.8 mm Probability of precipitation in percent (%): 80%
08:00 Amount of precipitation in millimeters (mm): 0.5 mm Probability of precipitation in percent (%): 59%
09:00 Amount of precipitation in millimeters (mm): 0.4 mm Probability of precipitation in percent (%): 50%
10:00 Amount of precipitation in millimeters (mm): 0.4 mm Probability of precipitation in percent (%): 49%
11:00 Amount of precipitation in millimeters (mm): 0.4 mm Probability of precipitation in percent (%): 47%
12:00 Amount of precipitation in millimeters (mm): 1.4 mm Probability of precipitation in percent (%): 65%
13:00 Amount of precipitation in millimeters (mm): 0.9 mm Probability of precipitation in percent (%): 56%
14:00 Amount of precipitation in millimeters (mm): 1 mm Probability of precipitation in percent (%): 58%
15:00 Amount of precipitation in millimeters (mm): 2.5 mm Probability of precipitation in percent (%): 75%
16:00 Amount of precipitation in millimeters (mm): 2 mm Probability of precipitation in percent (%): 80%
17:00 Amount of precipitation in millimeters (mm): 2.6 mm Probability of precipitation in percent (%): 84%
18:00 Amount of precipitation in millimeters (mm): 11.2 mm Probability of precipitation in percent (%): 94%
19:00 Amount of precipitation in millimeters (mm): 7.2 mm Probability of precipitation in percent (%): 91%
20:00 Amount of precipitation in millimeters (mm): 5.1 mm Probability of precipitation in percent (%): 90%
21:00 Amount of precipitation in millimeters (mm): 0.7 mm Probability of precipitation in percent (%): 70%
22:00 Amount of precipitation in millimeters (mm): 3.3 mm Probability of precipitation in percent (%): 87%
23:00 Amount of precipitation in millimeters (mm): 2.7 mm Probability of precipitation in percent (%): 86%

Flagstaff weather tomorrow: morning, afternoon and evening

Morning: cloudy, +7 °C. Afternoon: overcast and light rain, +13 °C. Evening: overcast and showers, +8 °C.

According to the hourly forecast, tomorrow's highest temperature is expected from 13:00 to 14:00, at around +13 °C. Times are local.

Tomorrow's strongest winds are expected at 16:00 (from the northeast). The lightest winds are expected at 09:00 (from the northwest). Times are local.

Temperature and wind for tomorrow

+9° +8° +7° +10° +11° +12° +7° +8° 1.9 m/s 1.9 m/s 1.1 m/s 0.3 m/s 3.6 m/s 3.6 m/s 3.3 m/s 1.9 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 Flagstaff tomorrow?

The highest forecast Kp index for tomorrow is 2.

Magnetic storm tomorrow

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

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