Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waxing Crescent 17%

09:45

01:01

10 OK
11 OK
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 Good
08 Good
09 Good

Sun - Rise: 03:55, Set: 22:51, Transit: 13:23. Moon - Rise: 09:45, Set: 01:01. Civil Dark: 00:42 - 02:04. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

21
39
51
55
54
100
95
98
82
96
67
75
96
97
57
97
98
56
90
86
32
16
5
1

Low Clouds (% Sky Obscured)

0
0
0
7
19
43
47
45
33
15
31
41
61
71
52
75
63
43
63
65
14
12
0
0

Medium Clouds (% Sky Obscured)

21
39
51
53
25
65
76
95
71
86
45
60
87
87
47
45
58
40
36
35
25
2
0
0

High Clouds (% Sky Obscured)

21
39
15
5
1
1
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
1
4
1

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
6
5
3
3
8
6
12
5
3
9
6
3
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
8
7
8
8
10
10
11
11
10
9
7
6
6
5
6
5
4
4
5
5
6
7

Chance of Frost

Temperature (°C)

18
19
20
21
22
23
21
21
20
19
17
15
14
13
13
11
12
12
11
12
13
15
16
17

Feels Like (°C)

15
16
17
18
20
22
19
18
17
16
14
14
13
12
11
11
11
11
12
11
11
15
15
17

Dew Point (°C)

4
4
4
4
6
8
9
8
7
8
9
10
11
11
11
11
11
11
10
10
10
9
8
6

Relative Humidity (%)

40
36
34
32
34
38
45
44
42
47
60
72
79
84
86
95
90
92
93
87
84
69
57
48

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1010
1010
1010
1010
1011
1011
1011
1012
1012
1013
1013
1014

Ozone (du)

349
346
349
355
359
358
360
362
365
366
364
365
365
364
364
364
363
363
362
362
363
361
360
360

Friday 19

Waxing Crescent 26%

No Rise

01:02

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

Sun - Rise: 03:56, Set: 22:51, Transit: 13:23. Moon - Rise: No Rise, Set: 01:02. Civil Dark: 00:43 - 02:03. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

15
39
38
38
44
46
42
50
66
89
58
1
21
45
80
84
92
51
67
80
63
66
59
75

Low Clouds (% Sky Obscured)

8
39
34
38
44
33
42
16
20
25
0
0
0
0
0
0
0
0
0
12
31
61
53
22

Medium Clouds (% Sky Obscured)

7
0
34
38
33
39
35
50
33
27
3
0
0
34
53
70
36
34
45
49
21
2
0
17

High Clouds (% Sky Obscured)

0
1
1
0
1
3
2
2
12
68
54
1
19
20
75
42
87
40
54
47
32
16
2
42

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

Chance of Frost

Temperature (°C)

19
20
21
21
22
22
23
23
23
22
21
19
17
14
13
12
12
11
11
12
13
15
16
16

Feels Like (°C)

18
19
20
20
21
21
22
22
22
20
19
19
17
15
13
11
10
9
10
10
13
14
14
15

Dew Point (°C)

5
5
4
5
5
6
6
6
7
8
10
11
11
11
9
8
8
7
7
9
11
11
12
12

Relative Humidity (%)

41
37
34
33
34
34
34
34
35
40
49
58
69
78
77
77
76
73
75
83
84
78
77
77

Pressure (mb)

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

Ozone (du)

359
358
356
357
354
351
347
344
343
343
341
340
339
337
336
334
331
331
331
331
329
329
328
327

Saturday 20

Waxing Crescent 37%

11:24

01:02

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

Sun - Rise: 03:56, Set: 22:52, Transit: 13:24. Moon - Rise: 11:24, Set: 01:02. Civil Dark: 00:44 - 02:04. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

72
45
85
78
90
82
42
46
25
18
65
40
66
96
100
91
76
84
92
100
95
91
86
75

Low Clouds (% Sky Obscured)

39
32
34
29
26
37
18
0
0
11
18
0
0
3
44
54
57
66
75
84
84
85
86
75

Medium Clouds (% Sky Obscured)

22
15
0
38
27
27
19
30
15
5
26
29
40
4
35
63
29
48
80
92
70
43
0
0

High Clouds (% Sky Obscured)

28
13
79
49
63
37
3
1
1
0
20
4
36
94
100
16
30
54
78
100
78
57
55
50

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
9
9
9
2
1

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
Very Light Rain
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

0
0
0
0
0
4
1
5
10
0
0
0
0
0
0
0
0
46
51
71
95
95
95
74

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
1
0.8
1
0.4

Wind Speed/Direction (mph)

8
9
10
11
12
13
13
12
11
11
10
9
8
8
9
9
9
9
9
9
9
9
9
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
62
58
58
59
57
56
57
58
60
68
74
77
82
85
89
92
89
95
95
96
96
98
95

Pressure (mb)

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

Ozone (du)

326
325
325
325
326
328
327
324
322
319
316
312
308
306
306
306
307
308
307
309
310
311
315
317

Sunday 21

Waxing Crescent 48%

12:56

01:02

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

Sun - Rise: 03:56, Set: 22:52, Transit: 13:24. Moon - Rise: 12:56, Set: 01:02. Civil Dark: 00:44 - 02:04. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

64
52
50
48
45
46
46
47
31
15
0
0
1
1
29
57
85
64
42
20
26
31
39
49

Low Clouds (% Sky Obscured)

64
52
50
48
45
46
46
45
30
15
0
0
0
0
0
0
0
5
11
17
26
31
39
43

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
17
29
34
25
16
9
6
3
2
2

High Clouds (% Sky Obscured)

40
35
3
2
1
0
0
0
0
0
0
0
1
1
27
56
80
53
24
0
0
0
0
1

ISS Passover

Visibility (miles)

8
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 (%)

46
5
4
3
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
0
1

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
11
11
12
12
13
12
11
10
10
9
7
6
5
5
5
5
4
5
4
5
6
5

Chance of Frost

Temperature (°C)

19
21
23
23
24
24
24
23
23
21
20
18
16
15
13
12
12
12
11
11
12
14
15
17

Feels Like (°C)

19
20
21
23
23
23
22
22
21
21
19
17
16
14
13
12
12
12
11
11
12
13
15
16

Dew Point (°C)

17
15
12
11
11
11
11
10
9
9
9
9
9
8
8
8
8
8
7
7
7
6
6
6

Relative Humidity (%)

85
67
51
46
44
42
46
44
42
46
50
54
61
64
70
76
77
76
73
73
69
60
53
48

Pressure (mb)

1014
1014
1015
1015
1016
1016
1017
1018
1018
1019
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022

Ozone (du)

316
316
320
326
323
324
326
330
331
334
335
335
334
332
333
334
334
334
336
335
335
335
334
334

Monday 22

First Quarter 58%

14:24

01:01

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

Sun - Rise: 03:56, Set: 22:52, Transit: 13:24. Moon - Rise: 14:24, Set: 01:01. Civil Dark: 00:44 - 02:05. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

45
49
50
34
26
24
30
39
42
53
50
15
9
8
24
54
59
63
62
59
59
63
55
54

Low Clouds (% Sky Obscured)

40
36
29
18
12
18
24
33
22
11
0
1
0
0
0
0
0
0
0
0
0
0
0
4

Medium Clouds (% Sky Obscured)

2
2
40
2
26
22
2
6
2
11
1
9
4
0
0
1
1
13
22
30
35
29
28
30

High Clouds (% Sky Obscured)

1
1
2
16
7
13
7
5
21
37
50
8
8
8
6
1
0
3
3
3
23
30
43
27

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 (%)

1
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)

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

Chance of Frost

Temperature (°C)

18
19
20
20
20
19
20
20
19
19
18
16
15
13
11
10
10
9
9
10
10
12
13
15

Feels Like (°C)

16
18
18
17
18
17
17
17
16
17
15
14
14
13
12
12
11
10
7
7
7
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

45
41
37
39
40
53
45
47
48
47
50
49
55
63
69
73
76
80
76
74
71
63
57
51

Pressure (mb)

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

Ozone (du)

334
337
337
339
340
341
343
345
352
350
349
348
347
347
346
347
347
348
347
347
346
348
350
352

Tuesday 23

Waxing Gibbous 68%

15:52

01:01

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
08 Bad
09 Bad

Sun - Rise: 03:57, Set: 22:52, Transit: 13:24. Moon - Rise: 15:52, Set: 01:01. Civil Dark: 00:44 - 02:06. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

52
55
68
76
75
75
85
99
99
99
100
100
99
99
99
100
100
100
100
100
99
99
99
96

Low Clouds (% Sky Obscured)

9
8
9
12
15
28
41
54
50
46
41
28
19
18
30
39
41
55
72
89
88
88
87
86

Medium Clouds (% Sky Obscured)

34
43
55
67
75
75
85
84
65
64
66
69
83
98
98
97
97
94
91
88
72
56
40
27

High Clouds (% Sky Obscured)

13
0
33
67
75
75
85
99
91
88
86
82
84
80
87
92
100
85
69
54
62
74
87
65

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
Very Light Rain
Very Light Rain
Very Light Rain
Light Rain
Very Light Rain

Precipitation Probability (%)

0
0
2
0
1
9
14
23
21
18
18
22
25
29
30
33
40
44
52
64
66
68
70
65

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0.3
0.3
0.4
0.3

Wind Speed/Direction (mph)

6
7
7
7
7
7
6
4
4
4
4
5
4
4
4
5
5
5
5
5
5
6
6
7

Chance of Frost

Temperature (°C)

16
17
18
19
19
20
19
19
18
17
16
16
14
13
11
11
11
10
11
11
11
12
12
13

Feels Like (°C)

14
13
14
14
14
15
19
18
17
17
18
18
13
13
13
12
11
11
8
8
8
8
8
8

Dew Point (°C)

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

Relative Humidity (%)

46
41
37
36
34
33
33
35
36
42
48
56
60
64
68
71
73
76
76
76
76
72
69
65

Pressure (mb)

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

Ozone (du)

352
353
353
353
353
353
351
350
348
347
346
345
344
343
342
342
342
342
342
342
343
343
344
345

Wednesday 24

Waxing Gibbous 77%

17:21

01:01

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 OK

Sun - Rise: 03:58, Set: 22:52, Transit: 13:24. Moon - Rise: 17:21, Set: 01:01. Civil Dark: 00:43 - 02:08. Nautical Dark: N/A - N/A. Astro Dark: N/A - N/A

Total Clouds (% Sky Obscured)

94
92
92
92
93
95
97
100
93
87
80
81
82
81
69
57
45

Low Clouds (% Sky Obscured)

84
82
72
60
48
53
55
61
45
39
39
48
57
66
56
43
30

Medium Clouds (% Sky Obscured)

14
4
0
0
0
0
4
10
14
31
49
50
54
51
45
35
26

High Clouds (% Sky Obscured)

40
13
37
63
92
61
31
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

Fog (%)

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

Precipitation Type

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

Precipitation Probability (%)

58
50
43
34
22
23
20
12
15
17
17
14
9
0
0
0
0

Precipitation Amount (mm)

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
4
4
3
3
3
4
4
4
5
5
5

Chance of Frost

Temperature (°C)

15
17
18
18
17
17
17
17
17
17
16
16
15
14
13
12
11

Feels Like (°C)

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

Dew Point (°C)

7
7
6
6
6
7
7
7
6
6
7
7
7
6
5
6
6

Relative Humidity (%)

57
51
46
47
49
50
50
49
47
49
52
56
57
59
60
66
73

Pressure (mb)

1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1015
1015
1015
1015

Ozone (du)

345
344
344
344
345
346
347
347
348
348
347
347
348
349
350
350
349

Forecast for Vols, Helsinki, Finland (60.17,24.39)

Generated: 18/06/26 10:51:27. Forecast: 18/06/26 to 24/06/26. Timezone: UTC+3.00