Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 23

Waxing Crescent 42%

12:56

23:05

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

Sun - Rise: 06:42, Set: 17:47, Transit: 12:14. Moon - Rise: 12:56, Set: 23:05. Civil Dark: 18:11 - 06:17. Nautical Dark: 18:40 - 05:49. Astro Dark: 19:09 - 05:20

Total Clouds (% Sky Obscured)

100
100
100
100
100
96
99
94
96
98
88
97
76
42
49
21
23
43
66
69
68
75
74
63

Low Clouds (% Sky Obscured)

76
67
65
85
33
90
91
82
92
82
72
80
65
42
46
21
23
43
63
69
68
72
64
57

Medium Clouds (% Sky Obscured)

0
0
0
5
24
26
52
42
54
56
44
41
31
18
14
0
0
0
0
0
0
6
13
15

High Clouds (% Sky Obscured)

100
100
100
100
100
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
4
7
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
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
11
13
15
24
60
72
43
15
4
0
0
0
0
0
0
0
0
0
1
1
6
3

Precipitation Amount (mm)

0
0
0
0
0
0
0.4
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

12
14
16
17
18
19
20
20
18
16
15
15
14
12
12
11
11
10
8
7
7
7
7
7

Chance of Frost

Temperature (°C)

19
19
19
19
20
20
20
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19
19

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

65
58
60
67
65
66
68
77
76
70
61
55
54
51
50
51
51
52
53
50
49
48
49
50

Pressure (mb)

1011
1011
1011
1011
1010
1011
1011
1011
1012
1013
1014
1014
1014
1014
1013
1014
1014
1014
1015
1015
1015
1016
1016
1016

Ozone (du)

286
288
288
289
291
292
297
297
298
298
298
298
296
294
291
291
292
292
292
293
292
291
291
291

Friday 24

First Quarter 54%

13:40

No Set

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

Sun - Rise: 06:43, Set: 17:45, Transit: 12:14. Moon - Rise: 13:40, Set: No Set. Civil Dark: 18:10 - 06:18. Nautical Dark: 18:39 - 05:49. Astro Dark: 19:08 - 05:21

Total Clouds (% Sky Obscured)

66
78
84
85
90
93
95
90
91
77
41
70
76
29
26
9
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

59
71
69
76
85
84
82
83
88
75
41
62
62
29
23
9
0
0
0
0
0
0
0
0

Medium Clouds (% Sky Obscured)

15
15
24
17
0
13
27
16
1
0
0
18
23
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 (%)

3
7
12
17
12
14
17
22
20
16
7
11
7
1
1
1
0
1
2
1
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)

7
7
8
8
8
7
6
5
5
4
4
4
7
8
9
9
9
8
7
7
7
7
6
6

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
18
18
18
18
18
19
19
19
19
19
19
19
19
19
18
18
17
17

Feels Like (°C)

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

Dew Point (°C)

8
8
9
9
10
10
11
11
11
11
10
10
9
9
10
10
9
9
10
11
11
11
11
10

Relative Humidity (%)

52
52
53
56
57
58
61
63
65
63
59
54
53
53
53
53
51
53
57
58
60
63
67
66

Pressure (mb)

1016
1016
1016
1016
1016
1017
1017
1018
1019
1020
1020
1020
1020
1019
1019
1019
1020
1020
1021
1021
1022
1022
1023
1023

Ozone (du)

290
290
291
291
290
291
292
292
289
288
288
287
286
285
285
284
283
283
282
281
281
282
283
284

Saturday 25

Waxing Gibbous 65%

14:16

00:13

00 Good
01 Good
02 Good
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 Bad
17 Bad
18 Bad
19 Bad
20 OK
21 Good
22 Good
23 Good

Sun - Rise: 06:44, Set: 17:44, Transit: 12:14. Moon - Rise: 14:16, Set: 00:13. Civil Dark: 18:09 - 06:19. Nautical Dark: 18:38 - 05:50. Astro Dark: 19:07 - 05:21

Total Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
46
55
47
50
33
4
5
9

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
2
46
55
47
50
33
4
5
9

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)

7
7
6
6
6
5
5
5
5
5
5
4
3
4
8
11
12
13
13
13
12
10
8
8

Chance of Frost

Temperature (°C)

16
16
16
16
15
15
15
15
15
16
18
20
21
22
21
21
21
21
20
20
19
19
18
18

Feels Like (°C)

16
16
15
15
15
15
15
15
15
17
19
21
23
22
21
20
19
18
17
17
16
16
18
17

Dew Point (°C)

10
10
10
10
10
10
10
10
10
10
10
9
9
10
11
11
12
13
13
12
12
12
10
9

Relative Humidity (%)

66
66
67
68
68
69
70
71
70
64
57
49
44
45
51
52
57
61
62
60
63
63
56
53

Pressure (mb)

1023
1023
1023
1023
1023
1023
1023
1024
1024
1025
1025
1024
1024
1023
1022
1022
1022
1022
1022
1023
1023
1023
1023
1022

Ozone (du)

285
285
287
286
286
286
287
288
289
289
288
288
285
282
278
275
273
273
273
272
272
273
274
274

Sunday 26

Waxing Gibbous 75%

14:47

01:18

00 Good
01 OK
02 Bad
03 Bad
04 Bad
05 Bad
06 Bad
07 OK
08 OK
09 OK
10 OK
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

Sun - Rise: 06:44, Set: 17:43, Transit: 12:14. Moon - Rise: 14:47, Set: 01:18. Civil Dark: 18:08 - 06:19. Nautical Dark: 18:37 - 05:51. Astro Dark: 19:06 - 05:22

Total Clouds (% Sky Obscured)

4
38
63
80
100
76
49
24
22
33
38
62
83
95
97
98
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
9
16
7
40
14
30
30
30
25
25
35
30
35
28

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
8
22
33
38
54
53
65
80
87
93
95
98
100
100
100
100
100

High Clouds (% Sky Obscured)

4
38
63
80
100
76
46
19
14
13
22
62
83
95
96
97
100
100
100
100
100
100
18
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
5
3
5
2
6
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
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Light Rain
None
None

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
9
13
1
3
7
15
22
52
65
68
72
72
56
40

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.4
0.3
0.4
0.4
0
0

Wind Speed/Direction (mph)

6
6
5
5
5
5
5
6
6
6
5
3
3
4
7
6
8
8
7
4
4
3
3
5

Chance of Frost

Temperature (°C)

18
18
18
18
18
18
18
18
18
20
21
23
23
24
24
24
23
22
21
21
20
20
20
20

Feels Like (°C)

18
18
16
16
16
15
15
16
15
17
19
22
23
24
24
24
22
22
21
22
22
21
22
21

Dew Point (°C)

8
8
7
6
6
7
7
8
7
9
9
12
13
13
14
14
16
16
18
19
18
19
19
19

Relative Humidity (%)

52
51
50
46
46
48
49
51
50
48
46
50
52
50
52
53
65
66
79
88
89
92
92
91

Pressure (mb)

1022
1022
1021
1021
1020
1020
1020
1020
1021
1020
1020
1019
1018
1018
1016
1017
1017
1017
1018
1018
1018
1018
1018
1017

Ozone (du)

275
273
272
271
270
270
271
270
270
270
270
269
267
266
265
264
263
265
266
266
267
267
269
271

Monday 27

Waxing Gibbous 84%

15:16

02:20

00 Bad
01 Bad
02 Bad
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 Bad
23 Bad

Sun - Rise: 06:45, Set: 17:42, Transit: 12:14. Moon - Rise: 15:16, Set: 02:20. Civil Dark: 18:07 - 06:20. Nautical Dark: 18:36 - 05:51. Astro Dark: 19:05 - 05:23

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
86
74
67
71
83
67
71
70
70
80
91
99
95
91
87
82

Low Clouds (% Sky Obscured)

45
46
40
40
34
34
21
26
20
12
8
0
9
10
14
14
16
36
54
70
44
29
26
33

Medium Clouds (% Sky Obscured)

100
84
64
100
100
56
61
1
10
9
10
37
50
10
24
27
16
6
5
4
0
0
0
0

High Clouds (% Sky Obscured)

37
100
100
100
100
100
97
97
60
44
14
14
15
15
25
45
60
67
78
92
91
91
86
82

ISS Passover

Visibility (miles)

9
9
3
5
9
8
9
9
5
3
7
8
5
9
9
8
7
7
7
8
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
Very Light Rain
Very Light Rain
None
None
Very Light Rain
Very Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
None
None
None
None
None
Very Light Rain
Light Rain
Very Light Rain
Light Rain
Very Light Rain
None
None

Precipitation Probability (%)

43
41
69
64
44
49
58
64
70
74
75
61
47
20
26
27
29
56
70
76
75
59
35
42

Precipitation Amount (mm)

0
0
0.3
0.3
0
0
0.2
0.3
0.4
0.4
0.5
0.3
0
0
0
0
0
0.3
0.4
0.3
0.4
0.2
0
0

Wind Speed/Direction (mph)

4
3
4
5
4
8
6
6
8
8
8
7
7
7
8
4
5
6
5
6
7
7
8
8

Chance of Frost

Temperature (°C)

20
20
20
20
20
20
20
20
20
21
21
21
22
22
23
22
22
21
21
21
20
20
20
20

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
91
91
89
92
92
89
86
85
81
80
77
76
78
74
75
76
77
75
71
69
69
68
69

Pressure (mb)

1017
1016
1016
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1014
1013
1014
1014
1015
1015
1016
1016
1016
1016
1016

Ozone (du)

276
277
276
276
275
274
272
272
272
270
269
267
266
265
265
264
264
264
264
264
264
263
263
263

Tuesday 28

Waxing Gibbous 91%

15:42

03:20

00 Bad
01 Bad
02 Bad
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 OK
22 OK
23 OK

Sun - Rise: 06:46, Set: 17:41, Transit: 12:14. Moon - Rise: 15:42, Set: 03:20. Civil Dark: 18:07 - 06:21. Nautical Dark: 18:35 - 05:52. Astro Dark: 19:04 - 05:23

Total Clouds (% Sky Obscured)

76
75
75
77
80
83
89
95
96
98
100
98
97
94
91
90
89
85
79
65
54
40
30
25

Low Clouds (% Sky Obscured)

41
47
54
61
64
60
61
50
43
42
40
54
64
74
72
71
68
52
35
22
19
14
7
6

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
4
8
12
38
40
30
25

High Clouds (% Sky Obscured)

66
50
46
46
66
73
75
79
85
93
100
91
87
80
72
69
70
71
59
50
25
15
10
5

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

Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

59
75
76
77
87
78
69
56
38
28
7
16
18
3
4
7
0
1
0
0
0
0
0
0

Precipitation Amount (mm)

0.2
0.5
0.4
0.4
0.5
0.3
0.3
0.3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

71
73
77
78
78
81
79
79
78
73
70
66
67
68
70
68
67
66
67
68
68
69
68
68

Pressure (mb)

1016
1016
1017
1017
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1018
1019
1019
1019
1020
1020
1021
1021
1021
1021

Ozone (du)

263
262
262
263
264
265
265
266
267
267
268
268
269
269
269
270
271
271
272
272
273
273
273
273

Wednesday 29

Waxing Gibbous 96%

16:08

04:18

Sun - Rise: 06:46, Set: 17:40, Transit: 12:13. Moon - Rise: 16:08, Set: 04:18. Civil Dark: 18:06 - 06:21. Nautical Dark: 18:34 - 05:52. Astro Dark: 19:03 - 05:24

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: 23/04/26 00:03:18. Forecast: 23/04/26 to 29/04/26. Timezone: UTC+8.00