Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 25

Waxing Gibbous 70%

13:22

01:46

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

Sun - Rise: 06:47, Set: 16:57, Transit: 11:52. Moon - Rise: 13:22, Set: 01:46. Civil Dark: 17:24 - 06:20. Nautical Dark: 17:54 - 05:50. Astro Dark: 18:24 - 05:20

Total Clouds (% Sky Obscured)

84
85
94
98
73
95
55
62
35
19
24
55
92
100
100
100
97
100
100
99
100
96
56
99

Low Clouds (% Sky Obscured)

39
45
52
56
56
53
39
29
23
16
16
15
15
13
30
41
41
61
87
88
73
62
22
27

Medium Clouds (% Sky Obscured)

67
65
54
53
39
19
29
46
15
8
24
27
71
100
100
91
87
100
100
94
98
87
56
83

High Clouds (% Sky Obscured)

46
53
68
83
20
71
4
3
5
0
0
26
47
84
100
62
48
35
35
50
68
65
56
50

ISS Passover

Visibility (miles)

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

Fog (%)

76
44
0
0
0
0
0
0
0
0
0
0
0
0
2
24
25
29
31
22
21
10
8
9

Precipitation Type

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

Precipitation Probability (%)

0
0
20
42
52
50
42
31
11
10
11
26
36
71
64
43
42
65
61
53
61
63
54
68

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
2
1
2
3
4
5
5
5
5
5
4
4
4
4
3
3
3
2
3
4
4
3

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

15
15
15
15
16
16
17
17
17
17
17
17
16
16
16
16
16
16
16
16
15
15
15
16

Relative Humidity (%)

90
85
81
75
74
76
81
82
86
90
92
92
92
92
92
92
92
90
93
90
88
89
88
90

Pressure (mb)

1022
1022
1022
1021
1020
1020
1019
1019
1019
1019
1020
1020
1021
1021
1021
1021
1020
1020
1020
1019
1019
1019
1019
1019

Ozone (du)

261
263
263
263
263
263
263
264
264
265
265
266
265
265
265
265
264
263
262
260
259
259
260
261

Tuesday 26

Waxing Gibbous 79%

13:47

02:45

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 OK
02 OK
03 OK
04 OK
05 OK
06 Bad
07 Bad

Sun - Rise: 06:48, Set: 16:56, Transit: 11:52. Moon - Rise: 13:47, Set: 02:45. Civil Dark: 17:23 - 06:21. Nautical Dark: 17:54 - 05:50. Astro Dark: 18:24 - 05:20

Total Clouds (% Sky Obscured)

100
100
96
100
93
50
99
98
100
100
100
86
99
98
25
40
32
26
29
32
33
33
35
39

Low Clouds (% Sky Obscured)

41
31
24
87
72
27
40
19
17
49
82
58
71
85
15
11
19
22
29
32
33
33
35
39

Medium Clouds (% Sky Obscured)

76
79
86
96
89
50
95
98
100
93
100
84
96
89
25
34
22
17
22
12
18
23
35
39

High Clouds (% Sky Obscured)

35
47
22
20
15
20
65
73
100
100
2
12
0
0
0
0
0
0
0
0
0
0
22
39

ISS Passover

Visibility (miles)

9
6
4
4
6
7
5
4
6
8
3
5
9
6
9
9
9
9
9
9
9
9
9
9

Fog (%)

8
9
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
6
29
73
68
82
73
73

Precipitation Type

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

Precipitation Probability (%)

80
95
95
95
95
95
95
95
95
95
95
88
72
63
61
24
19
12
9
5
2
4
6
2

Precipitation Amount (mm)

0.3
0.9
0.9
0.7
0.6
1
1.1
1.1
0.6
1.6
0.9
0.5
0.3
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

1
2
5
8
8
8
9
6
6
5
6
7
8
7
5
4
5
5
4
4
4
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
85
81
81
84
82
82
84
86
89
90
90
89
89
90
92
93
93
93
93
93
92
93
92

Pressure (mb)

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

Ozone (du)

263
263
264
264
263
264
264
266
266
266
265
266
267
268
269
269
268
268
268
268
268
268
269
269

Wednesday 27

Waxing Gibbous 86%

14:13

03:43

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
06 Bad
07 Bad

Sun - Rise: 06:49, Set: 16:56, Transit: 11:52. Moon - Rise: 14:13, Set: 03:43. Civil Dark: 17:23 - 06:21. Nautical Dark: 17:53 - 05:51. Astro Dark: 18:24 - 05:21

Total Clouds (% Sky Obscured)

39
71
100
100
100
100
99
100
100
97
100
100
100
100
62
100
100
100
96
94
96
98
100
100

Low Clouds (% Sky Obscured)

39
45
45
47
50
44
56
34
35
33
49
11
46
46
35
75
89
60
53
51
53
65
59
34

Medium Clouds (% Sky Obscured)

39
41
39
73
94
74
41
45
35
39
40
98
93
100
62
94
100
63
58
50
55
66
70
75

High Clouds (% Sky Obscured)

7
33
100
100
86
100
83
100
100
92
100
100
100
99
62
100
100
100
29
52
68
85
100
100

ISS Passover

Visibility (miles)

9
9
9
5
6
6
9
9
9
9
4
2
4
7
4
2
7
3
4
3
5
4
3
6

Fog (%)

75
38
6
1
0
0
0
0
0
0
1
1
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

6
28
51
80
93
52
30
41
58
93
95
95
95
95
95
95
95
95
95
95
95
95
89
91

Precipitation Amount (mm)

0
0
0.2
0.8
1.1
0
0
0
0
0.7
0.8
1.2
0.8
0.6
0.9
1.6
0.7
0.7
1
1
1
1
0.6
0.6

Wind Speed/Direction (mph)

4
4
4
3
4
4
6
6
7
8
8
7
6
6
6
9
9
8
9
9
10
9
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
87
82
81
82
86
91
91
88
91
93
93
92
90
92
93
92
92
92
92
92
90
90
90

Pressure (mb)

1019
1019
1019
1019
1018
1017
1017
1016
1016
1017
1017
1017
1017
1017
1016
1016
1015
1015
1014
1014
1013
1013
1013
1013

Ozone (du)

269
270
270
271
272
273
274
274
274
274
275
275
277
277
278
277
277
277
277
276
276
276
276
277

Thursday 28

Waxing Gibbous 92%

14:40

04:42

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
06 Bad
07 Bad

Sun - Rise: 06:49, Set: 16:55, Transit: 11:52. Moon - Rise: 14:40, Set: 04:42. Civil Dark: 17:22 - 06:22. Nautical Dark: 17:53 - 05:51. Astro Dark: 18:23 - 05:21

Total Clouds (% Sky Obscured)

100
100
100
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

34
38
51
49
66
79
93
86
67
66
66
87
60
74
89
89
86
90
64
68
78
85
63
81

Medium Clouds (% Sky Obscured)

93
100
97
92
91
97
99
92
88
100
100
100
100
100
95
91
84
78
75
72
74
87
87
74

High Clouds (% Sky Obscured)

100
100
100
100
97
100
100
100
100
100
98
99
83
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

3
3
4
4
3
3
3
3
2
5
2
2
2
2
1
2
4
3
9
9
9
3
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

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

Precipitation Probability (%)

95
91
84
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
89
46
95
83
34
58

Precipitation Amount (mm)

0.9
0.6
0.4
0.7
0.6
1.2
1.3
1.1
2.2
2.1
1.8
1.8
1.5
1
1.3
0.7
1.1
1
0.5
0
0.8
0.3
0
0

Wind Speed/Direction (mph)

7
8
8
7
8
8
7
7
9
10
10
10
9
9
14
13
11
10
8
6
5
6
2
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

17
17
17
17
17
17
17
17
17
16
16
16
16
16
17
17
16
17
16
15
15
15
15
15

Relative Humidity (%)

92
90
91
89
89
89
93
92
90
90
90
92
92
92
93
93
93
95
92
92
90
92
92
92

Pressure (mb)

1012
1012
1012
1011
1009
1008
1007
1007
1006
1006
1006
1006
1005
1004
1004
1003
1002
1002
1001
1001
1001
1001
1001
1001

Ozone (du)

277
277
277
276
276
277
278
279
281
281
282
282
283
283
283
283
284
283
282
280
279
277
275
275

Friday 29

Waxing Gibbous 97%

15:11

05:41

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
06 OK
07 Bad

Sun - Rise: 06:50, Set: 16:55, Transit: 11:52. Moon - Rise: 15:11, Set: 05:41. Civil Dark: 17:22 - 06:23. Nautical Dark: 17:53 - 05:52. Astro Dark: 18:23 - 05:22

Total Clouds (% Sky Obscured)

100
98
100
100
100
99
87
73
68
66
62
70
66
88
89
91
92
93
92
91
72
50
29
21

Low Clouds (% Sky Obscured)

80
72
79
77
74
68
62
56
58
58
59
48
35
25
23
21
19
15
9
1
1
1
8
11

Medium Clouds (% Sky Obscured)

65
68
92
88
96
86
62
51
55
65
62
67
60
57
53
46
43
45
43
49
31
19
5
3

High Clouds (% Sky Obscured)

100
98
100
100
98
99
87
73
68
66
62
70
66
88
89
91
92
85
70
54
36
21
3
3

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

46
32
77
46
24
55
29
14
23
11
0
17
15
12
26
26
11
11
13
9
17
20
7
32

Precipitation Amount (mm)

0
0
0.3
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)

5
5
3
3
0
2
4
5
6
5
3
4
3
3
3
3
4
4
5
5
5
5
5
6

Chance of Frost

Temperature (°C)

16
16
17
17
17
18
18
18
17
17
16
16
16
16
15
15
15
15
15
14
14
14
14
13

Feels Like (°C)

16
16
17
17
18
18
18
19
19
19
19
18
18
18
16
16
16
16
16
15
15
14
14
13

Dew Point (°C)

15
15
14
14
14
14
14
14
14
15
14
14
14
13
13
14
14
14
14
13
13
13
13
13

Relative Humidity (%)

90
90
83
83
82
81
77
76
81
87
87
86
86
86
87
90
92
93
93
93
93
93
93
95

Pressure (mb)

1001
1000
1001
1000
999
998
998
998
998
998
999
999
999
1000
999
999
1000
1000
999
999
999
999
999
1000

Ozone (du)

275
274
272
271
272
273
273
273
274
275
275
275
274
276
275
275
276
276
277
279
280
280
280
281

Saturday 30

Waxing Gibbous 99%

15:46

06:40

08 OK
09 OK
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
06 Bad
07 Bad

Sun - Rise: 06:50, Set: 16:55, Transit: 11:52. Moon - Rise: 15:46, Set: 06:40. Civil Dark: 17:22 - 06:23. Nautical Dark: 17:53 - 05:52. Astro Dark: 18:23 - 05:22

Total Clouds (% Sky Obscured)

14
10
30
50
68
70
72
74
54
38
25
28
35
43
40
42
40
58
72
81
76
70
60
60

Low Clouds (% Sky Obscured)

12
10
26
34
34
25
23
27
19
10
1
2
10
20
24
18
9
5
5
5
5
5
10
25

Medium Clouds (% Sky Obscured)

2
0
0
1
1
20
39
58
46
34
23
25
28
30
30
34
40
58
67
74
71
68
60
42

High Clouds (% Sky Obscured)

0
0
21
43
64
43
21
0
0
0
0
0
0
4
7
9
16
14
22
34
41
48
55
55

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

36
19
35
39
27
21
18
23
48
57
57
68
63
54
54
53
48
56
54
49
50
47
44
39

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0.3
0.2
0.3
0.2
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

14
15
16
16
17
18
18
18
18
17
16
15
15
15
15
15
14
14
14
14
13
13
13
13

Feels Like (°C)

13
12
12
17
16
16
17
17
17
16
15
15
14
14
14
12
12
12
12
12
12
10
11
10

Dew Point (°C)

12
12
11
12
12
13
13
13
14
13
13
13
13
12
12
12
12
11
11
12
12
11
11
10

Relative Humidity (%)

87
82
75
73
72
70
72
74
77
79
82
85
83
83
83
83
83
84
86
87
89
87
86
84

Pressure (mb)

1000
1000
1001
1000
999
999
999
999
999
999
1000
1000
1001
1001
1001
1001
1001
1001
1001
1001
1002
1002
1003
1004

Ozone (du)

282
282
283
282
281
280
280
280
280
280
280
280
280
281
281
281
282
282
282
282
281
282
282
283

Sunday 31

Full Moon 100%

16:26

07:37

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

Sun - Rise: 06:51, Set: 16:54, Transit: 11:52. Moon - Rise: 16:26, Set: 07:37. Civil Dark: 17:21 - 06:24. Nautical Dark: 17:52 - 05:53. Astro Dark: 18:22 - 05:23

Total Clouds (% Sky Obscured)

60
45
33
22
16
26
32
40
34
26
17
15
9
3
3
3
3
2
1
0

Low Clouds (% Sky Obscured)

35
45
33
22
16
21
23
22
14
7
1
2
1
1
2
1
1
0
0
0

Medium Clouds (% Sky Obscured)

29
16
11
5
0
0
0
0
0
0
0
0
0
0
0
1
1
1
0
0

High Clouds (% Sky Obscured)

56
33
26
19
13
12
11
11
9
9
8
5
2
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

Fog (%)

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

Precipitation Probability (%)

27
16
13
7
2
4
2
0
2
2
0
1
0
0
2
1
0
3
1
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

13
13
14
15
16
17
16
16
15
14
14
13
12
12
11
11
10
10
10
10

Feels Like (°C)

11
11
11
10
11
11
11
12
12
11
10
10
10
10
9
8
8
9
8
8

Dew Point (°C)

10
10
9
9
8
7
6
6
5
5
5
5
5
5
4
4
4
4
4
3

Relative Humidity (%)

80
78
74
66
57
50
50
51
51
53
56
58
59
62
63
64
66
67
65
64

Pressure (mb)

1004
1004
1005
1004
1004
1004
1004
1005
1005
1006
1007
1007
1008
1008
1009
1009
1009
1009
1009
1009

Ozone (du)

285
287
289
288
288
287
286
284
283
282
282
282
282
282
282
281
280
280
280
280

Forecast for Sydney, Australia (-33.87,151.21)

Generated: 25/05/26 07:22:53. Forecast: 25/05/26 to 31/05/26. Timezone: UTC+10.00