Clear Outside v1.0 - International Weather Forecasts For Astronomers

Friday 20

Waxing Crescent 11%

08:46

22:10

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:42, Set: 18:02, Transit: 12:53. Moon - Rise: 08:46, Set: 22:10. Civil Dark: 18:37 - 07:07. Nautical Dark: 19:16 - 06:27. Astro Dark: 19:56 - 05:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
99
98
76
73
98
100
100
93
73
77
62
57
60
55
75
99
96
100

Low Clouds (% Sky Obscured)

67
90
82
99
100
85
78
96
71
72
64
54
62
65
57
59
57
51
52
49
42
37
36
33

Medium Clouds (% Sky Obscured)

100
100
100
100
95
100
95
97
42
60
40
35
40
33
21
77
62
57
60
55
75
66
93
100

High Clouds (% Sky Obscured)

100
100
100
45
44
100
32
0
10
15
94
15
15
15
20
15
15
15
4
22
47
92
43
100

ISS Passover

Visibility (miles)

9
9
9
9
4
7
9
6
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
Light Rain
None
Light Rain
Light Rain
Very Light Rain
None
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

32
85
21
95
95
61
53
79
60
38
12
2
0
4
3
9
0
0
0
0
0
2
1
2

Precipitation Amount (mm)

0
0.6
0
1.2
0.7
0.2
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

14
14
14
16
17
17
19
18
19
18
19
18
17
16
15
15
15
14
15
14
15
14
15
12

Chance of Frost

Temperature (°C)

7
7
7
7
7
7
7
8
8
8
8
8
8
7
7
7
7
7
7
8
9
10
10
10

Feels Like (°C)

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

Dew Point (°C)

4
3
2
2
4
5
6
6
6
7
6
6
6
6
6
6
6
6
6
6
6
7
7
8

Relative Humidity (%)

77
75
71
72
81
88
88
90
88
88
87
88
88
90
90
90
90
90
88
87
84
82
84
91

Pressure (mb)

1017
1016
1015
1014
1013
1013
1012
1011
1011
1011
1012
1012
1013
1014
1015
1015
1016
1017
1018
1018
1019
1019
1019
1019

Ozone (du)

322
326
328
338
345
347
352
350
361
365
366
361
357
351
348
345
343
340
334
332
330
329
327
324

Saturday 21

Waxing Crescent 19%

09:00

23:37

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:39, Set: 18:04, Transit: 12:53. Moon - Rise: 09:00, Set: 23:37. Civil Dark: 18:39 - 07:05. Nautical Dark: 19:18 - 06:25. Astro Dark: 19:58 - 05:46

Total Clouds (% Sky Obscured)

97
100
100
88
100
100
100
99
100
100
100
97
98
100
100
100
100
100
99
100
100
100
93
74

Low Clouds (% Sky Obscured)

54
78
88
65
69
49
86
97
90
88
88
88
89
100
91
88
89
89
88
83
75
88
69
64

Medium Clouds (% Sky Obscured)

84
100
67
52
97
87
91
96
99
94
75
80
41
57
61
89
94
100
92
100
65
65
72
39

High Clouds (% Sky Obscured)

67
100
100
38
50
100
100
33
88
100
100
44
69
79
67
58
100
100
70
100
100
100
74
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
8
5
8
6
4
9
9
9
9
9
4
8
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
None
None
None
None
None
Light Rain
Light Rain
Very Light Rain
None
None
None
None
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None

Precipitation Probability (%)

9
9
2
1
1
1
21
95
95
72
25
42
12
33
95
95
95
57
49
47
42
36
22
10

Precipitation Amount (mm)

0
0
0
0
0
0
0
0.8
1.3
0.3
0
0
0
0
1.2
0.8
0.8
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

6
6
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
5
6

Dew Point (°C)

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

Relative Humidity (%)

93
93
90
88
87
88
91
93
98
96
96
95
95
93
91
93
91
93
95
93
93
91
85
81

Pressure (mb)

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

Ozone (du)

320
316
313
312
309
307
306
307
310
311
315
320
321
324
325
328
334
337
340
344
348
355
365
366

Sunday 22

Waxing Crescent 30%

09:20

01:06

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:37, Set: 18:06, Transit: 12:52. Moon - Rise: 09:20, Set: 01:06. Civil Dark: 18:40 - 07:03. Nautical Dark: 19:20 - 06:23. Astro Dark: 19:59 - 05:44

Total Clouds (% Sky Obscured)

67
61
96
100
100
75
99
84
85
81
72
66
70
72
76
70
79
73
61
72
72
100
100
100

Low Clouds (% Sky Obscured)

63
61
47
46
57
57
55
43
68
61
57
53
59
59
59
68
69
67
53
67
62
59
56
54

Medium Clouds (% Sky Obscured)

5
0
0
0
65
62
81
57
27
27
22
22
20
22
19
0
8
0
0
0
3
72
81
51

High Clouds (% Sky Obscured)

0
0
83
100
100
75
97
48
85
5
2
0
1
4
30
21
60
61
61
70
70
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 (%)

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 (%)

9
4
0
0
2
20
5
0
0
0
0
0
0
0
0
0
0
0
0
12
3
15
35
43

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

80
80
78
81
82
84
84
87
90
91
91
91
91
93
93
91
91
91
88
87
85
83
84
90

Pressure (mb)

1015
1015
1016
1016
1016
1016
1016
1016
1015
1015
1015
1014
1014
1013
1013
1013
1013
1013
1013
1013
1012
1012
1012
1012

Ozone (du)

364
358
358
369
375
367
359
358
358
360
357
357
357
360
363
365
367
371
372
375
378
381
383
383

Monday 23

Waxing Crescent 41%

09:48

02:37

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:35, Set: 18:08, Transit: 12:52. Moon - Rise: 09:48, Set: 02:37. Civil Dark: 18:42 - 07:01. Nautical Dark: 19:22 - 06:21. Astro Dark: 20:01 - 05:42

Total Clouds (% Sky Obscured)

100
95
89
85
89
95
100
100
100
99
100
100
100
100
100
100
100
100
100
96
91
88
91
93

Low Clouds (% Sky Obscured)

54
47
38
39
45
54
66
66
66
64
72
81
91
94
97
100
95
96
100
95
90
86
87
88

Medium Clouds (% Sky Obscured)

48
92
86
82
89
95
100
100
99
85
99
100
100
94
76
64
35
20
2
2
1
2
34
3

High Clouds (% Sky Obscured)

100
92
81
71
71
72
71
50
43
44
23
14
5
0
0
0
13
27
40
35
29
23
36
48

ISS Passover

Visibility (miles)

9
9
9
9
9
6
6
4
5
0
0
0
4
4
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
Very Light Rain
Light Rain
Very Light Rain
None
None
None
None
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

11
8
21
34
47
53
74
66
57
48
51
52
66
30
23
18
17
14
3
3
4
7
5
3

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

18
17
16
14
13
13
12
10
9
9
8
9
10
11
12
13
13
14
14
15
15
15
15
12

Chance of Frost

Temperature (°C)

10
10
10
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
9
10
10
10
10
10

Feels Like (°C)

5
5
5
5
5
5
6
6
6
6
6
6
6
6
5
5
5
5
5
6
5
6
5
6

Dew Point (°C)

8
8
8
8
8
8
8
8
8
8
8
8
9
8
9
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

90
90
90
93
95
95
95
96
96
98
98
98
98
96
95
91
91
93
91
90
87
85
84
84

Pressure (mb)

1012
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1014
1014
1014
1014
1014

Ozone (du)

381
378
373
370
367
364
362
357
354
351
349
346
345
341
338
338
340
342
345
344
343
345
346
347

Tuesday 24

First Quarter 53%

10:31

04:01

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 OK
08 OK
09 OK
10 OK
11 OK
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:33, Set: 18:10, Transit: 12:52. Moon - Rise: 10:31, Set: 04:01. Civil Dark: 18:44 - 06:59. Nautical Dark: 19:23 - 06:19. Astro Dark: 20:03 - 05:40

Total Clouds (% Sky Obscured)

96
97
99
100
90
79
66
74
80
89
92
96
100
82
63
43
34
21
19
32
39
49
61
70

Low Clouds (% Sky Obscured)

74
49
23
0
0
0
0
0
0
0
5
11
16
18
20
23
14
7
0
6
9
13
16
21

Medium Clouds (% Sky Obscured)

47
50
50
55
47
45
43
51
68
86
66
22
2
5
39
2
3
2
1
1
4
8
14
18

High Clouds (% Sky Obscured)

57
65
81
100
80
59
39
32
25
18
45
73
100
67
33
0
23
21
19
32
35
30
32
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 (%)

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)

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

Chance of Frost

Temperature (°C)

11
11
11
10
10
9
9
9
9
8
8
8
8
8
7
7
7
8
9
9
11
12
14
14

Feels Like (°C)

7
8
7
7
7
6
6
5
5
5
5
5
5
4
5
4
4
4
4
5
5
5
6
13

Dew Point (°C)

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

Relative Humidity (%)

80
77
73
71
74
78
78
78
81
85
85
85
85
85
85
84
84
79
77
73
68
64
60
61

Pressure (mb)

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

Ozone (du)

347
347
346
346
348
349
348
348
350
350
352
354
355
356
356
355
354
355
356
357
358
358
358
358

Wednesday 25

Waxing Gibbous 64%

11:33

05:10

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
10 Bad
11 Bad
12 Bad
13 Bad
14 Bad

Sun - Rise: 07:31, Set: 18:11, Transit: 12:52. Moon - Rise: 11:33, Set: 05:10. Civil Dark: 18:46 - 06:57. Nautical Dark: 19:25 - 06:17. Astro Dark: 20:05 - 05:37

Total Clouds (% Sky Obscured)

66
61
65
65
65
61
56
67
71
74
72
60
60
72
83
95
97
98
100
96
92
86
87
92

Low Clouds (% Sky Obscured)

22
28
34
40
33
28
28
30
32
38
39
39
40
39
41
43
40
36
36
33
30
34
41
40

Medium Clouds (% Sky Obscured)

22
18
19
15
8
7
5
4
5
6
5
2
0
14
29
43
62
81
99
91
78
68
65
67

High Clouds (% Sky Obscured)

16
6
10
15
14
10
2
9
22
36
29
22
6
6
8
5
37
68
100
70
40
10
38
63

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
1
8
11
12
11
5
3
0
5
11
3
8
7
8
13
18
24
22
18
9
3
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)

9
9
8
8
8
8
8
9
9
9
10
10
11
10
12
12
14
14
15
16
17
18
19
19

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

8
8
9
9
10
9
9
9
9
9
9
9
9
9
9
8
8
8
8
8
8
8
8
8

Relative Humidity (%)

63
66
72
81
90
90
91
91
93
93
93
95
95
96
96
95
95
91
87
84
80
76
71
70

Pressure (mb)

1015
1015
1015
1015
1015
1015
1016
1016
1016
1016
1015
1015
1015
1015
1015
1014
1014
1014
1014
1014
1014
1014
1015
1014

Ozone (du)

358
357
358
359
359
361
363
364
364
364
364
364
364
364
368
371
374
383
392
400
411
422
433
420

Thursday 26

Waxing Gibbous 75%

12:52

05:59

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
10 Bad
11 Bad
12 Bad

Sun - Rise: 07:29, Set: 18:13, Transit: 12:52. Moon - Rise: 12:52, Set: 05:59. Civil Dark: 18:47 - 06:54. Nautical Dark: 19:27 - 06:15. Astro Dark: 20:07 - 05:35

Total Clouds (% Sky Obscured)

92
93
93
93
91
95
100
98
96
94
96
98
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

40
54
71
90
91
91
89
86
82
81
84
87
90
86
82
77
74
71
68
68
68
67

Medium Clouds (% Sky Obscured)

73
73
74
72
78
87
97
88
79
70
80
90
99
96
92
89
92
95
97
98
99
100

High Clouds (% Sky Obscured)

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

Fog (%)

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

Precipitation Probability (%)

0
21
50
83
88
94
95
84
67
43
33
27
27
36
48
47
50
43
28
40
42
33

Precipitation Amount (mm)

0
0
0.2
0.6
0.6
0.7
0.9
0.5
0.3
0
0
0
0
0
0.2
0
0.2
0
0
0
0
0

Wind Speed/Direction (mph)

19
19
18
16
14
15
16
17
17
17
18
17
17
16
16
15
14
14
13
13
12
12

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

10
10
10
10
10
5
5
5
4
5
5
4
4
4
4
4
4
4
4
5
5
6

Dew Point (°C)

7
7
7
7
7
7
7
8
7
8
8
8
7
7
7
8
8
8
8
8
8
8

Relative Humidity (%)

68
66
70
76
81
82
84
85
85
87
88
88
88
88
88
91
91
91
88
88
90
91

Pressure (mb)

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

Ozone (du)

408
396
389
382
374
369
364
359
356
354
352
349
347
344
341
337
334
331
328
325
323
321

Forecast for Katwoude, Gemeente Waterland, Netherlands (52.47,5.07)

Generated: 20/02/26 15:48:19. Forecast: 20/02/26 to 26/02/26. Timezone: UTC+1.00