Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 1%

07:26

15:13

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

Sun - Rise: 07:33, Set: 16:12, Transit: 11:53. Moon - Rise: 07:26, Set: 15:13. Civil Dark: 16:46 - 06:59. Nautical Dark: 17:24 - 06:21. Astro Dark: 18:00 - 05:44

Total Clouds (% Sky Obscured)

31
29
27
25
30
33
32
36
33
41
41
40
45
42
48
44
62
87
69
70
49
20
22
33

Low Clouds (% Sky Obscured)

29
27
24
22
30
33
32
36
33
41
41
40
45
42
48
44
62
87
69
70
49
15
9
10

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
6
16

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
3
2
2
2
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
12
71
83
43
47
48
49
49
50
53
63
71
41
95
95
92
42
4
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)

4
4
3
3
3
3
3
3
4
4
4
4
3
4
3
3
3
3
3
4
4
3
3
2

Chance of Frost

Temperature (°C)

5
5
6
6
6
5
5
5
5
5
6
6
5
5
5
6
9
11
12
13
13
13
11
9

Feels Like (°C)

6
6
6
6
7
5
5
6
5
5
5
6
5
5
6
7
10
11
11
12
12
12
11
10

Dew Point (°C)

4
4
4
4
5
4
4
4
4
4
5
5
5
5
5
5
7
8
9
10
11
11
9
8

Relative Humidity (%)

93
93
91
91
93
91
91
91
91
93
94
94
94
94
94
91
88
83
83
81
86
87
90
90

Pressure (mb)

1027
1027
1028
1028
1028
1028
1027
1027
1027
1027
1026
1026
1026
1026
1026
1026
1026
1025
1025
1024
1024
1024
1024
1023

Ozone (du)

316
314
315
315
314
315
314
310
309
307
308
307
308
310
311
312
315
318
319
317
317
320
324
328

Friday 19

Waning Crescent 0%

08:20

16:06

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
08 Bad
09 Bad
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad
15 Bad
16 Bad
17 Bad

Sun - Rise: 07:34, Set: 16:12, Transit: 11:53. Moon - Rise: 08:20, Set: 16:06. Civil Dark: 16:47 - 06:59. Nautical Dark: 17:25 - 06:21. Astro Dark: 18:01 - 05:45

Total Clouds (% Sky Obscured)

36
39
65
85
80
70
65
60
60
60
55
55
60
55
60
60
60
65
65
75
75
75
80
80

Low Clouds (% Sky Obscured)

14
22
37
62
50
50
55
55
55
45
35
35
35
35
35
40
40
45
50
55
65
65
65
60

Medium Clouds (% Sky Obscured)

4
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 (%)

2
2
19
93
100
100
100
100
100
100
100
100
100
100
100
100
53
27
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)

2
3
3
3
3
3
3
3
3
3
3
3
2
2
2
3
3
3
2
2
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
91
94
94
94
96
94
96
94
96
94
96
94
91
86
82
79
78
79
83
88
91

Pressure (mb)

1023
1024
1024
1024
1024
1024
1024
1024
1024
1023
1023
1022
1023
1023
1023
1023
1023
1022
1021
1021
1020
1020
1020
1020

Ozone (du)

330
331
330
329
321
312
304
302
303
304
307
307
310
316
319
324
325
326
328
326
327
326
325
322

Saturday 20

New Moon 2%

09:04

17:09

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

Sun - Rise: 07:34, Set: 16:13, Transit: 11:54. Moon - Rise: 09:04, Set: 17:09. Civil Dark: 16:47 - 07:00. Nautical Dark: 17:25 - 06:22. Astro Dark: 18:01 - 05:45

Total Clouds (% Sky Obscured)

77
77
70
71
74
75
74
75
79
78
83
100
99
97
99
97
99
98
97
97
98
98
94
77

Low Clouds (% Sky Obscured)

63
73
70
71
69
70
74
75
75
74
82
100
99
97
99
97
99
98
97
97
98
98
93
64

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
1
2
6
11
5
1
1
2
1
0
0
1
1
1
1
1
1
1
1
1
1
1

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
1
0
0
0
0
0
0
0
0
0
0
3
4
3
6
7

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)

1
1
1
2
2
1
1
1
1
1
1
1
2
2
2
2
2
1
1
1
2
2
2
2

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

4
4
4
4
3
3
3
3
3
3
3
3
3
3
2
3
3
3
3
3
3
3
3
4

Relative Humidity (%)

93
94
94
94
94
94
96
96
96
96
96
94
94
93
91
91
88
86
86
83
83
85
88
91

Pressure (mb)

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

Ozone (du)

318
315
314
315
316
317
316
316
317
315
313
313
310
307
306
305
306
306
306
304
302
300
297
295

Sunday 21

Waxing Crescent 6%

09:40

No Set

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

Sun - Rise: 07:35, Set: 16:13, Transit: 11:54. Moon - Rise: 09:40, Set: No Set. Civil Dark: 16:48 - 07:00. Nautical Dark: 17:26 - 06:22. Astro Dark: 18:02 - 05:46

Total Clouds (% Sky Obscured)

64
63
66
95
99
99
100
98
97
64
64
65
75
77
92
91
80
78
68
62
62
64
65
64

Low Clouds (% Sky Obscured)

60
58
61
95
99
99
100
98
96
64
63
59
70
76
91
91
80
77
68
62
60
64
55
54

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
2
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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 (%)

7
8
7
6
8
8
8
7
5
2
4
3
1
1
1
0
1
1
0
4
6
6
9
12

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)

2
2
2
2
2
1
1
2
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

5
5
5
4
4
4
4
4
4
4
4
4
4
4
4
4
5
5
5
6
6
6
6
6

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
93
93
93
91
89
89
89
89
94
94
96
96
96
93
89
83
80
79
78
83
90
93

Pressure (mb)

1017
1018
1018
1018
1018
1018
1018
1018
1017
1017
1017
1017
1017
1017
1017
1017
1017
1017
1016
1016
1016
1016
1016
1016

Ozone (du)

295
296
296
295
295
293
294
290
289
288
289
290
291
290
289
290
290
291
296
300
304
308
317
339

Monday 22

Waxing Crescent 11%

10:08

18:18

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

Sun - Rise: 07:35, Set: 16:14, Transit: 11:55. Moon - Rise: 10:08, Set: 18:18. Civil Dark: 16:48 - 07:01. Nautical Dark: 17:26 - 06:23. Astro Dark: 18:02 - 05:46

Total Clouds (% Sky Obscured)

61
60
59
63
71
73
78
89
89
87
90
91
95
99
99
99
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

50
49
52
54
60
59
68
87
89
68
48
42
39
44
42
43
50
56
63
73
83
93
95
98

Medium Clouds (% Sky Obscured)

0
0
0
1
2
3
3
3
4
5
20
22
2
5
5
5
6
8
9
6
4
2
4
5

High Clouds (% Sky Obscured)

2
2
2
2
4
4
4
24
17
37
38
41
55
92
93
96
98
99
100
100
100
100
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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

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 (%)

16
16
14
11
10
9
5
8
6
4
12
14
12
4
3
1
3
3
0
4
5
4
17
25

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)

2
2
3
3
3
3
3
3
3
3
3
3
3
3
2
2
3
3
3
3
3
4
4
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
5
4
5
4
3
3
3
2
2
1
1
1
1
1
1
1
1
2
1
4
4
4
4

Dew Point (°C)

4
4
4
4
4
3
3
3
2
3
3
3
3
3
3
3
3
3
4
3
3
3
3
3

Relative Humidity (%)

93
93
94
94
94
93
94
94
93
94
94
96
94
96
93
91
88
85
83
81
82
82
83
82

Pressure (mb)

1017
1017
1017
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1018
1015
1015
1015
1015
1014
1014
1013
1013
1013
1013

Ozone (du)

324
326
326
329
339
344
350
357
368
375
381
387
386
386
391
395
400
399
397
396
397
398
399
402

Tuesday 23

Waxing Crescent 19%

10:30

19:29

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

Sun - Rise: 07:36, Set: 16:14, Transit: 11:55. Moon - Rise: 10:30, Set: 19:29. Civil Dark: 16:49 - 07:01. Nautical Dark: 17:27 - 06:23. Astro Dark: 18:03 - 05:47

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
97
94
91
91
90
90
94
97
100
100
100
100
98
97

Medium Clouds (% Sky Obscured)

6
24
43
63
61
62
61
67
69
67
69
62
77
83
89
96
86
78
70
60
53
41
42
39

High Clouds (% Sky Obscured)

100
93
86
78
85
93
99
94
88
80
78
73
73
83
91
99
94
89
86
71
54
40
41
41

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 (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

31
28
27
31
34
38
48
40
37
41
47
54
63
56
57
63
50
46
47
39
39
41
45
51

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

5
5
5
5
5
5
5
5
5
5
4
4
4
4
4
4
5
5
5
5
5
5
5
5

Feels Like (°C)

4
3
3
3
2
2
3
3
3
3
2
2
3
3
2
2
3
3
3
3
3
3
2
2

Dew Point (°C)

3
2
3
3
3
3
4
3
4
4
3
3
3
3
3
3
3
3
2
2
3
3
3
3

Relative Humidity (%)

83
82
83
86
88
88
91
91
93
93
93
91
93
91
89
88
88
86
85
83
85
86
86
86

Pressure (mb)

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

Ozone (du)

404
407
408
409
411
410
410
410
410
410
410
411
413
414
414
414
414
412
411
409
406
403
400
398

Wednesday 24

Waxing Crescent 28%

10:50

20:41

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:36, Set: 16:15, Transit: 11:56. Moon - Rise: 10:50, Set: 20:41. Civil Dark: 16:50 - 07:02. Nautical Dark: 17:28 - 06:24. Astro Dark: 18:03 - 05:47

Total Clouds (% Sky Obscured)

99
99
99
100
100
100
100
99
99
98
97
95
93
95
97
99
99
100
100

Low Clouds (% Sky Obscured)

96
97
98
99
97
96
93
94
96
97
94
91
90
92
95
98
99
99
100

Medium Clouds (% Sky Obscured)

39
38
33
32
55
72
93
91
88
81
78
74
70
69
69
69
78
87
95

High Clouds (% Sky Obscured)

38
54
72
88
70
59
47
41
39
37
41
49
55
57
59
53
50
46
43

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
0
0

Fog (%)

1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1

Precipitation Type

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

Precipitation Probability (%)

56
56
62
68
55
55
69
56
55
65
64
62
58
55
50
45
47
47
46

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
5
4
4
4
4
5
5
5
5
5
5
6
6
6
6
6
6
6

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
2
2
2
2
2
1
1
2
1
-0
-0
-1
0
-0

Dew Point (°C)

3
3
3
3
3
3
3
3
2
2
2
2
2
1
1
2
2
2
2

Relative Humidity (%)

89
89
89
89
91
89
89
89
88
89
88
89
89
89
93
96
96
98
98

Pressure (mb)

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

Ozone (du)

395
392
394
395
396
398
399
400
398
397
395
395
395
395
395
395
395
395
394

Forecast for Zlatar bistrica, Zlatar Bistrica, Republic of Croatia (46.05,16.08)

Generated: 18/12/25 18:20:24. Forecast: 18/12/25 to 24/12/25. Timezone: UTC+1.00