Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

Waning Crescent 1%

04:30

19:19

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

Sun - Rise: 05:28, Set: 19:25, Transit: 12:26. Moon - Rise: 04:30, Set: 19:19. Civil Dark: 19:52 - 05:01. Nautical Dark: 20:25 - 04:28. Astro Dark: 21:00 - 03:53

Total Clouds (% Sky Obscured)

0
8
11
19
21
23
22
11
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

0
8
11
19
21
23
22
11
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
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
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
9
8
8
7
5
7
10
13
15
17
17
17
18
17
16
14
13
13
14
13
12
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

17
17
16
16
17
18
21
21
19
19
19
19
19
18
18
19
18
19
20
21
20
19
18
18

Dew Point (°C)

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

Relative Humidity (%)

72
71
71
68
63
55
46
43
46
47
50
50
50
50
52
59
64
66
67
66
64
63
58
52

Pressure (mb)

1010
1010
1011
1012
1012
1012
1012
1012
1012
1011
1011
1011
1011
1010
1010
1010
1011
1011
1011
1011
1011
1010
1010
1010

Ozone (du)

271
270
271
272
274
275
275
275
275
274
272
272
272
273
273
274
273
273
273
272
272
273
276
277

Monday 19

New Moon 0%

05:31

19:57

03 Good
04 Good
05 Good
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 Good
21 Good
22 Good
23 Good
00 Good
01 Good
02 Good

Sun - Rise: 05:29, Set: 19:25, Transit: 12:27. Moon - Rise: 05:31, Set: 19:57. Civil Dark: 19:52 - 05:02. Nautical Dark: 20:25 - 04:29. Astro Dark: 21:00 - 03:54

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
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
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
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)

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

Chance of Frost

Temperature (°C)

20
20
20
19
20
22
24
26
28
29
28
27
27
26
26
26
25
25
26
26
27
27
26
25

Feels Like (°C)

19
20
19
19
19
21
23
26
29
30
26
24
24
23
23
23
23
24
24
25
25
23
22
21

Dew Point (°C)

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

Relative Humidity (%)

50
54
55
55
50
44
41
35
33
31
36
37
43
50
52
51
53
53
47
44
32
30
37
36

Pressure (mb)

1010
1011
1011
1012
1013
1013
1012
1012
1011
1011
1010
1010
1010
1009
1009
1009
1009
1010
1010
1010
1010
1010
1010
1010

Ozone (du)

277
277
277
276
278
277
274
273
271
268
266
264
263
262
262
261
261
259
258
258
258
258
257
258

Tuesday 20

Waxing Crescent 2%

06:33

20:31

03 Good
04 Good
05 Good
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 OK
23 OK
00 Good
01 Good
02 Good

Sun - Rise: 05:30, Set: 19:24, Transit: 12:27. Moon - Rise: 06:33, Set: 20:31. Civil Dark: 19:51 - 05:03. Nautical Dark: 20:24 - 04:30. Astro Dark: 20:59 - 03:55

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
7
22
0
0
0
6
6
39
4
4
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
1
1
0
0
0
0
2
13
2
1
0
0

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
2
0
0
5
22
0
0
0
6
6
39
3
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 (%)

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
16
15
15
14
13
12
11
9
7
5
6
9
11
12
13
12
10
8
8
9
12
13
14

Chance of Frost

Temperature (°C)

25
24
24
23
24
25
27
30
32
34
35
34
32
32
31
30
30
29
29
30
31
30
29
28

Feels Like (°C)

20
20
20
19
21
22
25
28
31
33
35
36
32
31
29
29
28
28
28
28
27
26
25
25

Dew Point (°C)

9
9
9
10
10
10
10
10
11
11
11
11
11
13
14
14
14
13
12
9
7
8
10
11

Relative Humidity (%)

37
39
40
42
41
38
33
29
26
24
23
23
28
31
34
37
38
37
34
26
23
26
31
34

Pressure (mb)

1010
1010
1011
1012
1012
1013
1013
1012
1012
1011
1010
1010
1009
1009
1009
1009
1010
1010
1010
1011
1011
1010
1010
1010

Ozone (du)

258
258
256
254
253
253
253
252
250
250
250
251
251
251
250
249
249
249
249
248
248
247
246
247

Wednesday 21

Waxing Crescent 6%

07:35

21:01

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

Sun - Rise: 05:31, Set: 19:24, Transit: 12:27. Moon - Rise: 07:35, Set: 21:01. Civil Dark: 19:51 - 05:04. Nautical Dark: 20:24 - 04:31. Astro Dark: 20:58 - 03:56

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
2
2
2
2
3
4
2
2
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
2
2
2
2
2
3
4
2
2
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
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
13
13
13
12
11
10
8
4
3
4
6
9
10
8
8
7
7
6
6
5
4

Chance of Frost

Temperature (°C)

27
27
26
26
27
28
30
31
33
34
35
36
35
33
31
29
29
29
28
28
27
26
26
25

Feels Like (°C)

24
24
23
23
24
25
27
29
32
33
35
37
37
34
31
28
28
28
28
28
28
27
26
26

Dew Point (°C)

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

Relative Humidity (%)

35
36
36
35
33
31
29
27
24
22
21
22
22
23
30
42
47
43
41
40
39
44
46
48

Pressure (mb)

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

Ozone (du)

248
249
248
250
249
249
248
247
247
246
247
247
247
248
248
248
248
248
248
247
247
246
246
247

Thursday 22

Waxing Crescent 12%

08:36

21:29

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

Sun - Rise: 05:32, Set: 19:23, Transit: 12:28. Moon - Rise: 08:36, Set: 21:29. Civil Dark: 19:50 - 05:05. Nautical Dark: 20:23 - 04:32. Astro Dark: 20:58 - 03:57

Total Clouds (% Sky Obscured)

0
0
0
0
0
14
22
28
38
37
41
12
24
37
33
31
30
36
39
42
56
69
83
78

Low Clouds (% Sky Obscured)

0
0
0
0
0
14
22
28
37
34
35
8
16
18
16
16
15
24
36
42
46
51
53
56

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
1
1
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
1
1
1
1
2
4
24
47
67
58

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
4
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)

3
2
2
5
7
8
8
11
14
15
17
19
16
16
17
17
17
16
17
18
18
17
15
14

Chance of Frost

Temperature (°C)

25
25
25
24
24
24
24
24
24
23
23
23
23
23
22
22
22
21
21
21
21
21
20
20

Feels Like (°C)

26
26
26
25
25
25
26
25
24
23
22
21
21
21
20
21
21
21
19
19
19
19
19
19

Dew Point (°C)

12
11
10
14
17
18
17
17
18
19
18
17
17
17
16
16
17
16
16
16
16
16
16
16

Relative Humidity (%)

44
40
39
53
65
68
62
63
70
74
71
70
69
68
67
69
72
73
73
73
73
74
74
75

Pressure (mb)

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

Ozone (du)

248
250
251
252
252
253
254
254
254
255
255
257
258
260
261
262
263
264
264
263
263
263
263
263

Friday 23

Waxing Crescent 20%

09:37

21:57

03 Bad
04 Bad
05 Bad
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 OK
23 OK
00 OK
01 OK
02 OK

Sun - Rise: 05:33, Set: 19:23, Transit: 12:28. Moon - Rise: 09:37, Set: 21:57. Civil Dark: 19:50 - 05:06. Nautical Dark: 20:22 - 04:33. Astro Dark: 20:57 - 03:59

Total Clouds (% Sky Obscured)

73
69
68
67
63
73
83
94
89
85
82
67
48
30
28
25
28
33
38
40
39
36
34
32

Low Clouds (% Sky Obscured)

59
59
55
57
63
73
83
89
80
72
65
52
39
28
26
25
28
33
38
40
39
36
34
32

Medium Clouds (% Sky Obscured)

0
0
0
0
0
1
2
3
14
25
37
29
22
15
10
5
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

54
38
33
35
42
41
43
45
49
28
20
13
8
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
8
6
5
6
8
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
Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

2
8
11
12
20
22
25
32
36
33
31
37
49
64
55
41
28
21
12
1
3
2
1
4

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.2
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

13
12
10
10
10
10
10
12
14
15
16
17
17
18
20
20
20
20
19
18
18
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
77
78
76
75
72
72
75
75
70
65
60
60
59
57
59
61
63
60
58
56
58
61
64

Pressure (mb)

1001
1001
1001
1002
1002
1002
1002
1002
1002
1002
1002
1002
1002
1003
1003
1004
1004
1005
1006
1007
1007
1007
1008
1008

Ozone (du)

264
265
266
268
270
271
273
275
277
287
296
306
304
301
299
294
289
284
281
278
275
273
271
270

Saturday 24

Waxing Crescent 30%

10:39

22:26

Sun - Rise: 05:34, Set: 19:23, Transit: 12:28. Moon - Rise: 10:39, Set: 22:26. Civil Dark: 19:49 - 05:07. Nautical Dark: 20:22 - 04:34. Astro Dark: 20:56 - 04:00

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: 18/01/26 03:37:03. Forecast: 18/01/26 to 24/01/26. Timezone: UTC+8.00