Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 20

Waxing Crescent 2%

06:33

20:31

06 Good
07 Good
08 Good
09 Good
10 Good
11 OK
12 OK
13 OK
14 OK
15 Good
16 Good
17 Good
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 05:31, Set: 19:24, Transit: 12:27. Moon - Rise: 06:33, Set: 20:31. Civil Dark: 19:51 - 05:04. Nautical Dark: 20:24 - 04:31. Astro Dark: 20:59 - 03:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
11
3
1
0
0
4
4
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
3
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
11
3
1
0
0
1
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
13
13
12
10
8
6
6
9
11
14
15
15
13
11
9
6
10
16
17
16
15
15
16

Chance of Frost

Temperature (°C)

22
23
24
27
29
31
33
33
31
30
29
28
28
27
27
27
27
29
28
27
26
25
24
24

Feels Like (°C)

19
19
21
24
27
30
32
34
31
29
27
26
26
26
26
26
27
27
24
23
22
22
21
20

Dew Point (°C)

9
9
9
9
10
11
12
12
12
13
13
14
15
15
15
14
12
8
9
10
11
11
11
11

Relative Humidity (%)

42
41
37
33
31
28
27
26
31
35
37
41
45
48
48
45
37
27
29
35
39
42
43
43

Pressure (mb)

1013
1014
1014
1014
1014
1013
1013
1012
1012
1011
1011
1011
1011
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

256
257
258
257
256
255
254
253
252
252
252
252
252
252
252
252
251
251
250
250
250
251
252
252

Wednesday 21

Waxing Crescent 6%

07:35

21:01

06 Good
07 Good
08 Good
09 Good
10 Good
11 OK
12 OK
13 OK
14 OK
15 OK
16 OK
17 OK
18 OK
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 05:32, Set: 19:24, Transit: 12:27. Moon - Rise: 07:35, Set: 21:01. Civil Dark: 19:51 - 05:05. Nautical Dark: 20:24 - 04:32. Astro Dark: 20:58 - 03:57

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
5
5

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
3

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

16
15
14
14
12
10
9
8
8
8
7
6
6
7
7
6
6
8
9
10
11
11
12
13

Chance of Frost

Temperature (°C)

23
24
25
27
30
32
33
35
35
32
31
30
30
30
29
30
30
30
29
29
28
28
28
27

Feels Like (°C)

20
20
22
24
27
29
31
33
33
31
31
30
31
29
29
29
29
29
28
27
27
26
25
25

Dew Point (°C)

11
10
10
10
11
11
10
10
9
6
5
7
9
12
11
9
9
8
8
8
8
8
9
9

Relative Humidity (%)

44
42
38
33
30
28
24
22
20
19
19
22
26
32
33
26
26
25
25
26
28
28
30
31

Pressure (mb)

1013
1014
1014
1014
1013
1012
1011
1010
1009
1009
1008
1008
1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005

Ozone (du)

253
254
254
254
254
252
251
250
250
250
250
251
251
252
252
251
251
249
249
250
251
251
250
252

Thursday 22

Waxing Crescent 12%

08:36

21:29

06 Good
07 Good
08 Good
09 Good
10 OK
11 Good
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:33, Set: 19:23, Transit: 12:28. Moon - Rise: 08:36, Set: 21:29. Civil Dark: 19:50 - 05:06. Nautical Dark: 20:23 - 04:33. Astro Dark: 20:58 - 03:59

Total Clouds (% Sky Obscured)

0
2
4
4
22
4
55
50
46
53
65
77
49
70
93
45
61
61
52
45
61
83
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
1
0
0
15
30
51
44
36
26
48
67
60
64

Medium Clouds (% Sky Obscured)

0
2
2
1
22
4
29
35
41
49
24
17
14
8
5
3
0
0
0
0
0
0
0
55

High Clouds (% Sky Obscured)

0
0
0
0
5
0
0
1
2
1
50
67
33
62
85
19
19
25
11
12
38
69
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
3
1
0
0
0
2
14
1
0
0
0
0
0
0
0
0
0
0
0
8
2
2

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
14
15
13
11
12
7
9
12
11
11
14
13
14
15
15
17
17
17
17
17
15
13
11

Chance of Frost

Temperature (°C)

27
27
28
29
30
29
30
29
27
26
25
25
24
23
23
22
22
21
21
21
21
20
20
20

Feels Like (°C)

24
24
26
27
29
27
30
28
24
24
24
21
21
20
20
19
19
18
17
17
17
17
18
18

Dew Point (°C)

9
9
10
11
14
17
16
15
18
20
20
21
20
19
18
17
17
17
16
16
16
16
16
16

Relative Humidity (%)

31
31
31
31
37
46
42
43
58
68
73
78
79
79
76
73
75
74
73
71
74
75
76
77

Pressure (mb)

1006
1006
1006
1006
1006
1005
1004
1003
1003
1003
1002
1002
1003
1003
1003
1004
1004
1004
1004
1004
1004
1004
1004
1005

Ozone (du)

253
254
255
256
257
257
257
259
261
266
267
268
271
272
275
277
278
276
276
279
281
282
284
285

Friday 23

Waxing Crescent 20%

09:37

21:57

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Bad
22 Bad
23 OK
00 Good
01 Good
02 Good
03 Good
04 Good
05 Good

Sun - Rise: 05:34, Set: 19:23, Transit: 12:28. Moon - Rise: 09:37, Set: 21:57. Civil Dark: 19:50 - 05:07. Nautical Dark: 20:22 - 04:34. Astro Dark: 20:57 - 04:00

Total Clouds (% Sky Obscured)

100
100
94
81
84
74
100
100
86
72
61
56
55
50
42
45
47
31
5
2
4
2
0
0

Low Clouds (% Sky Obscured)

75
68
53
51
51
21
13
3
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

50
50
52
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
26
40
45
64
100
100
86
72
61
56
55
50
42
45
47
31
5
2
4
2
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
10
15
14
1
1
2
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

10
10
10
12
14
16
17
18
19
18
19
19
19
18
18
18
17
17
15
13
11
10
9
8

Chance of Frost

Temperature (°C)

20
20
20
21
21
22
22
22
21
21
21
21
21
20
20
20
21
20
20
19
18
18
18
17

Feels Like (°C)

19
20
19
19
19
19
18
17
17
17
17
16
17
16
16
16
16
15
16
17
16
16
16
16

Dew Point (°C)

16
16
15
16
15
14
13
12
13
13
13
13
13
13
14
13
12
11
10
9
9
9
8
8

Relative Humidity (%)

77
76
72
70
67
61
56
54
58
60
59
60
62
63
66
64
58
55
55
53
53
53
54
55

Pressure (mb)

1005
1006
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008
1008
1008
1007
1007
1007
1007
1008

Ozone (du)

287
290
290
289
288
286
279
277
276
275
274
273
272
271
271
269
268
268
267
267
268
267
268
269

Saturday 24

Waxing Crescent 30%

10:39

22:26

06 Good
07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 Good
16 Good
17 Good
18 Good
19 Good
20 OK
21 OK
22 OK
23 OK
00 OK
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:35, Set: 19:23, Transit: 12:28. Moon - Rise: 10:39, Set: 22:26. Civil Dark: 19:49 - 05:08. Nautical Dark: 20:22 - 04:35. Astro Dark: 20:56 - 04:01

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
15
28
35
37
42
47
54
62
69
87

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
28
35
37
42
47
54
51
46
55

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
5
13
17
18

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

7
7
7
3
4
7
9
11
13
14
15
15
14
13
13
13
13
12
13
13
13
13
12
12

Chance of Frost

Temperature (°C)

18
18
19
20
22
23
23
22
22
22
22
21
21
21
20
20
20
20
20
20
20
20
20
20

Feels Like (°C)

17
18
19
20
21
22
23
23
24
22
21
20
20
20
19
18
19
19
19
18
18
19
19
19

Dew Point (°C)

9
9
9
10
10
11
12
13
14
14
14
14
14
15
15
14
15
15
15
15
15
15
15
16

Relative Humidity (%)

56
54
50
50
48
47
50
54
59
60
62
64
65
67
69
69
71
71
72
71
71
72
74
75

Pressure (mb)

1008
1008
1008
1008
1008
1007
1007
1006
1006
1005
1005
1005
1005
1005
1005
1005
1005
1005
1005
1004
1004
1004
1004
1004

Ozone (du)

269
270
271
271
271
272
271
270
270
270
270
271
270
270
269
269
269
269
269
268
268
269
269
270

Sunday 25

Waxing Crescent 41%

11:44

22:57

06 Bad
07 Bad
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad
18 Bad
19 Bad
20 Bad
21 Bad
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad
05 Bad

Sun - Rise: 05:36, Set: 19:22, Transit: 12:28. Moon - Rise: 11:44, Set: 22:57. Civil Dark: 19:49 - 05:09. Nautical Dark: 20:21 - 04:37. Astro Dark: 20:55 - 04:02

Total Clouds (% Sky Obscured)

90
84
84
84
85
87
86
88
77
66
58
67
75
81
77
73
70
80
90
100
92
84
76
74

Low Clouds (% Sky Obscured)

74
83
82
84
81
83
85
85
73
65
58
67
73
79
77
73
70
69
69
68
68
67
63
66

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
7
10
7

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9

Fog (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

18
18
24
29
34
28
21
9
7
5
2
7
7
8
8
11
13
14
17
19
23
24
22
20

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
12
13
14
15
16
17
17
17
17
17
17
16
16
15
15
15
14
14
14
14
13
13
14

Chance of Frost

Temperature (°C)

21
21
21
21
21
21
21
21
21
21
21
20
20
20
20
20
20
20
19
19
18
18
18
18

Feels Like (°C)

18
19
18
20
19
20
19
19
19
18
17
16
16
16
16
15
15
15
15
14
14
14
14
15

Dew Point (°C)

15
15
15
15
15
15
15
14
14
14
13
12
12
11
11
11
11
11
10
10
9
10
10
11

Relative Humidity (%)

71
69
66
67
69
69
68
66
64
63
61
59
58
57
56
56
56
57
56
55
54
57
59
62

Pressure (mb)

1005
1005
1005
1005
1006
1006
1006
1006
1006
1006
1006
1006
1007
1008
1008
1009
1009
1010
1010
1009
1009
1010
1010
1011

Ozone (du)

270
269
269
269
269
269
269
269
269
270
270
271
271
271
271
270
270
270
270
271
271
271
272
272

Monday 26

First Quarter 53%

12:51

23:33

Sun - Rise: 05:36, Set: 19:22, Transit: 12:29. Moon - Rise: 12:51, Set: 23:33. Civil Dark: 19:48 - 05:10. Nautical Dark: 20:21 - 04:38. Astro Dark: 20:55 - 04:04

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Northbridge, City of Perth, Australia (-31.95,115.86)

Generated: 20/01/26 06:50:50. Forecast: 20/01/26 to 26/01/26. Timezone: UTC+8.00