Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 18

Waning Crescent 3%

07:20

15:01

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: 07:54, Set: 16:18, Transit: 12:05. Moon - Rise: 07:20, Set: 15:01. Civil Dark: 16:57 - 07:14. Nautical Dark: 17:40 - 06:31. Astro Dark: 18:22 - 05:50

Total Clouds (% Sky Obscured)

89
91
93
100
100
100
100
100
99
100
100
100
100
100
100
100
100
92
91
92
97
100
100
100

Low Clouds (% Sky Obscured)

79
76
78
73
68
63
58
56
64
70
65
53
59
89
84
84
85
76
78
80
73
70
60
59

Medium Clouds (% Sky Obscured)

89
91
93
97
80
88
100
99
97
99
100
100
100
100
100
100
100
58
48
10
77
81
93
47

High Clouds (% Sky Obscured)

89
91
84
100
100
100
100
68
71
100
100
100
100
100
100
93
84
80
63
70
5
11
47
16

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
0
0
0
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
Very Light Rain
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

33
44
44
43
50
27
26
22
26
27
30
24
23
45
56
49
33
11
16
17
12
4
3
3

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
89
89
88
88
86
88
86
86
86
89
88
89
86
88
88
91
86
89
94
96
96
94
91

Pressure (mb)

1014
1014
1014
1014
1013
1012
1012
1011
1011
1011
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007
1007
1006
1006
1006

Ozone (du)

289
296
299
296
293
291
286
287
284
281
288
297
307
309
316
320
319
315
306
298
296
296
297
300

Wednesday 19

Waning Crescent 1%

No Rise

15:15

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: 07:56, Set: 16:16, Transit: 12:05. Moon - Rise: No Rise, Set: 15:15. Civil Dark: 16:56 - 07:16. Nautical Dark: 17:39 - 06:33. Astro Dark: 18:21 - 05:51

Total Clouds (% Sky Obscured)

99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
92
83
59
61
54
100
100

Low Clouds (% Sky Obscured)

80
100
87
94
100
99
93
85
96
88
91
88
89
95
100
100
100
82
52
51
51
42
38
36

Medium Clouds (% Sky Obscured)

87
100
100
100
99
100
100
100
100
100
100
100
100
100
79
55
71
11
22
0
2
19
100
100

High Clouds (% Sky Obscured)

60
65
70
75
58
80
75
75
15
1
0
0
0
8
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
0
0
0
8
9
9
6
7
6
0
0
0
0
0
0
0

Fog (%)

0
0
1
2
11
1
2
85
81
10
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

10
22
40
56
83
95
95
70
73
84
76
59
34
19
12
15
26
29
41
43
50
56
56
68

Precipitation Amount (mm)

0
0
0
0
0.4
0.9
0.6
0
0.2
0.5
0.4
0.3
0
0
0
0
0
0
0
0
0
0.2
0.2
0.5

Wind Speed/Direction (mph)

7
7
6
7
8
9
10
10
10
10
10
9
9
9
8
7
7
6
5
4
2
9
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-2
-1
0
-1
-0
-1
-1
-1
-1
-1
-1
0
-0
-1
-2
-2
-2
-1
-1
-1
-1
-3
-5
-4

Dew Point (°C)

1
1
1
0
1
1
1
1
3
3
3
3
2
1
1
1
1
2
2
1
1
1
0
0

Relative Humidity (%)

89
89
86
82
83
85
85
88
96
96
96
94
88
89
91
94
93
98
96
96
96
96
96
96

Pressure (mb)

1006
1005
1005
1004
1003
1002
1001
1001
1001
1000
1000
1000
999
1000
1000
1000
1000
1000
1000
1000
1000
1001
1001
1002

Ozone (du)

304
304
299
298
301
309
315
320
321
319
317
315
317
321
325
327
329
330
331
321
319
317
319
320

Thursday 20

New Moon 0%

08:36

15:35

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

Sun - Rise: 07:58, Set: 16:15, Transit: 12:05. Moon - Rise: 08:36, Set: 15:35. Civil Dark: 16:55 - 07:18. Nautical Dark: 17:38 - 06:34. Astro Dark: 18:20 - 05:52

Total Clouds (% Sky Obscured)

100
56
43
39
21
3
6
18
9
2
4
14
44
26
14
9
8
6
17
29
14
14
15
5

Low Clouds (% Sky Obscured)

36
36
28
35
17
0
0
1
1
1
1
1
2
3
2
1
1
2
7
19
14
14
10
5

Medium Clouds (% Sky Obscured)

100
56
43
39
8
2
6
18
9
1
2
9
44
25
10
8
5
6
7
21
11
11
15
5

High Clouds (% Sky Obscured)

0
1
1
1
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
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

Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

62
49
55
21
4
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Precipitation Amount (mm)

0.4
0.2
0.4
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)

14
14
13
10
10
11
10
9
8
7
6
5
4
4
4
4
4
4
3
3
3
3
3
3

Chance of Frost

Temperature (°C)

1
1
2
2
3
3
3
3
2
1
0
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-1

Feels Like (°C)

-5
-5
-4
-2
-2
0
0
-1
-2
-2
-2
-2
-2
-4
-3
-3
-3
-2
-3
-4
-4
-4
-5
-4

Dew Point (°C)

0
0
0
1
1
-0
0
-0
-1
-1
-2
-2
-2
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4

Relative Humidity (%)

96
94
91
91
83
77
79
80
83
86
87
89
89
87
86
86
86
86
84
83
81
81
81
80

Pressure (mb)

1003
1004
1005
1006
1007
1007
1008
1008
1009
1010
1011
1012
1013
1014
1014
1015
1015
1016
1016
1017
1017
1018
1018
1019

Ozone (du)

316
313
312
311
311
311
310
312
315
315
314
314
316
317
320
329
330
329
328
326
325
326
326
325

Friday 21

Waxing Crescent 2%

09:48

16:05

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

Sun - Rise: 07:59, Set: 16:14, Transit: 12:06. Moon - Rise: 09:48, Set: 16:05. Civil Dark: 16:54 - 07:19. Nautical Dark: 17:37 - 06:36. Astro Dark: 18:19 - 05:54

Total Clouds (% Sky Obscured)

10
15
14
20
17
19
20
20
31
38
47
50
54
59
58
56
54
45
37
29
37
45
53
37

Low Clouds (% Sky Obscured)

10
15
14
20
17
19
20
20
26
28
42
48
54
59
58
56
52
43
35
27
32
38
39
26

Medium Clouds (% Sky Obscured)

5
4
3
1
3
1
2
3
3
6
2
0
0
0
0
0
0
0
0
0
0
0
0
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
1
2
2
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

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
1
1
1
11
1
1
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
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
3
4
4

Chance of Frost

Temperature (°C)

-1
-1
0
1
2
3
3
2
2
1
1
-0
-0
-1
-1
-1
-1
-2
-2
-2
-2
-2
-3
-3

Feels Like (°C)

-4
-4
-3
-2
-1
0
0
0
-1
-2
-2
-3
-3
-3
-3
-3
-4
-2
-2
-3
-3
-4
-4
-4

Dew Point (°C)

-4
-3
-2
-2
-1
-1
-1
-0
-0
-1
-2
-3
-4
-4
-4
-5
-5
-4
-4
-4
-4
-4
-4
-3

Relative Humidity (%)

81
83
84
81
79
77
80
85
88
86
84
80
78
77
77
75
77
83
83
84
84
87
91
94

Pressure (mb)

1019
1020
1021
1021
1021
1021
1021
1022
1022
1022
1023
1023
1023
1024
1024
1023
1023
1023
1023
1023
1023
1023
1022
1022

Ozone (du)

324
327
332
334
334
333
326
315
316
318
318
316
315
313
313
315
313
311
308
304
301
297
295
295

Saturday 22

Waxing Crescent 5%

10:51

16:48

08 OK
09 Good
10 Good
11 Good
12 Good
13 Good
14 Good
15 OK
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: N/A, Set: 16:13, Transit: 12:06. Moon - Rise: 10:51, Set: 16:48. Civil Dark: 16:53 - 07:21. Nautical Dark: 17:36 - 06:37. Astro Dark: 18:18 - 05:55

Total Clouds (% Sky Obscured)

20
3
4
5
7
8
12
25
30
35
34
79
87
94
88
88
94
97
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

15
3
4
2
2
6
12
25
30
35
14
16
12
10
8
7
7
11
11
10
10
10
10
10

Medium Clouds (% Sky Obscured)

4
3
4
5
3
3
12
25
30
35
3
13
24
41
51
61
68
73
73
75
84
90
95
89

High Clouds (% Sky Obscured)

4
3
4
5
6
4
3
4
20
6
20
71
68
60
58
57
52
43
42
44
61
66
76
62

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-4
-4
-3
-2
-1
-1
-0
-2
-2
-2
-2
-3
-2
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-4

Dew Point (°C)

-3
-2
-3
-3
-2
-2
-1
-1
-1
-1
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-2
-2

Relative Humidity (%)

96
96
87
83
77
76
81
84
83
84
83
89
91
91
92
92
91
91
91
91
89
89
89
89

Pressure (mb)

1022
1022
1022
1021
1021
1020
1020
1019
1019
1019
1018
1018
1016
1016
1016
1016
1016
1015
1015
1015
1015
1015
1015
1015

Ozone (du)

293
292
289
287
288
287
286
287
286
278
268
260
260
259
259
261
264
267
269
272
274
274
274
274

Sunday 23

Waxing Crescent 10%

11:41

17:46

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

Sun - Rise: 08:01, Set: 16:11, Transit: 12:06. Moon - Rise: 11:41, Set: 17:46. Civil Dark: 16:52 - 07:22. Nautical Dark: 17:36 - 06:38. Astro Dark: 18:17 - 05:57

Total Clouds (% Sky Obscured)

95
93
91
89
87
86
83
81
77
73
69
56
46
38
41
45
45
45
48
44
47
46
42
45

Low Clouds (% Sky Obscured)

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

Medium Clouds (% Sky Obscured)

82
75
72
69
66
62
66
62
60
58
58
47
37
37
41
45
45
45
48
44
47
46
42
45

High Clouds (% Sky Obscured)

46
30
27
23
33
27
20
5
5
5
7
5
3
0
30
45
45
45
48
44
47
46
42
45

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
Snow
Snow
Snow
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
4
2
31
47
62
69
72
72
62

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.1
0.2
0.3
0.4
0.4
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

0
1
1
2
3
4
3
2
1
0
-0
-1
-1
-1
-1
-1
-1
-2
-2
-2
-2
-2
-2
-1

Feels Like (°C)

-4
-3
-3
-3
-3
-3
1
-0
-0
-1
-1
-2
-4
-4
-3
-3
-3
-3
-3
-3
-3
-3
-3
-3

Dew Point (°C)

-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-3
-3
-3
-3
-3
-4
-4
-4
-4
-4
-3
-3
-3

Relative Humidity (%)

86
84
81
77
72
68
73
77
83
84
86
86
86
86
86
86
84
86
86
86
86
87
89
91

Pressure (mb)

1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1012
1012
1011
1011
1010
1010
1009
1008
1007
1006
1005
1004
1003
1002

Ozone (du)

273
273
272
271
271
270
271
271
271
272
274
275
277
280
282
283
284
285
283
282
280
280
280
280

Monday 24

Waxing Crescent 16%

12:16

18:57

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

Sun - Rise: 08:03, Set: 16:10, Transit: 12:07. Moon - Rise: 12:16, Set: 18:57. Civil Dark: 16:51 - 07:24. Nautical Dark: 17:35 - 06:40. Astro Dark: 18:17 - 05:58

Total Clouds (% Sky Obscured)

48
55
77
85
89
83
77
70
73
77
79
85
92
98
98
99
99

Low Clouds (% Sky Obscured)

8
7
12
17
25
35
45
56
43
35
38
52
65
69
75
77
78

Medium Clouds (% Sky Obscured)

48
55
62
54
47
31
14
0
1
3
4
31
59
87
87
87
88

High Clouds (% Sky Obscured)

48
51
34
25
17
20
22
24
29
30
36
47
53
60
66
71
72

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
5

Fog (%)

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

Precipitation Type

Snow
None
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

53
43
48
50
49
40
27
3
5
4
1
15
20
23
37
43
46

Precipitation Amount (mm)

0.2
0
0.2
0.2
0.2
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

6
7
7
7
7
8
7
7
7
7
7
7
7
8
8
8
8

Chance of Frost

Temperature (°C)

-1
0
1
1
2
3
3
2
2
2
2
2
2
2
2
2
2

Feels Like (°C)

-3
-3
-3
-3
-3
-2
0
-1
-1
-1
-2
-1
-3
-4
-4
-4
-4

Dew Point (°C)

-3
-3
-3
-2
-2
-2
-2
-2
-1
-1
-1
-1
-1
-1
-1
-2
-2

Relative Humidity (%)

86
83
80
77
73
70
73
76
80
81
83
84
83
81
80
78
80

Pressure (mb)

1002
1001
1000
1000
999
998
998
997
997
996
996
996
995
995
994
994
994

Ozone (du)

280
280
280
280
279
279
279
279
279
281
282
284
285
286
287
287
288

Forecast for Altona-Altstadt, Germany (53.55,9.95)

Generated: 18/11/25 08:33:41. Forecast: 18/11/25 to 24/11/25. Timezone: UTC+1.00