Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 8

Waning Gibbous 64%

23:26

11:17

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
15 Bad
16 Bad

Sun - Rise: 08:46, Set: 16:47, Transit: 12:47. Moon - Rise: 23:26, Set: 11:17. Civil Dark: 17:26 - 08:06. Nautical Dark: 18:09 - 07:23. Astro Dark: 18:50 - 06:42

Total Clouds (% Sky Obscured)

97
97
98
100
100
100
100
100
100
100
100
100
100
100
100
100
95
100
97
94
94
95
97
97

Low Clouds (% Sky Obscured)

53
89
98
100
86
97
100
100
100
100
100
92
95
98
100
100
91
100
92
90
84
89
90
88

Medium Clouds (% Sky Obscured)

97
97
98
100
100
100
100
100
100
100
100
100
100
93
37
23
55
87
84
85
73
60
76
89

High Clouds (% Sky Obscured)

97
97
98
100
100
100
100
100
100
100
100
100
100
95
94
95
6
15
15
10
0
0
0
0

ISS Passover

Visibility (miles)

8
1
0
0
3
0
0
0
0
0
1
2
1
1
9
8
6
0
0
0
0
0
0
0

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

Precipitation Probability (%)

0
0
0
29
63
94
95
95
95
95
95
95
66
48
45
54
70
77
66
59
65
65
60
62

Precipitation Amount (mm)

0
0
0
0
0.3
0.7
0.8
1.5
1.9
2.8
2.2
0.7
0
0
0
0
0.3
0.5
0.3
0
0.3
0.3
0.2
0.2

Wind Speed/Direction (mph)

8
8
10
12
15
16
17
18
19
21
21
19
17
14
14
15
17
19
19
19
19
19
19
20

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
0
1
1
1
1
1
1
1
1
1
1
1
1
0
1
1
1
1
1
1
0
0
-1

Relative Humidity (%)

98
96
98
98
96
96
98
98
98
98
96
96
98
98
89
91
94
96
98
98
96
96
98
96

Pressure (mb)

1002
1001
1000
999
997
996
994
991
989
987
986
985
984
983
982
982
981
981
981
981
981
982
982
983

Ozone (du)

327
328
329
333
330
329
326
331
338
342
341
342
350
353
355
358
362
367
369
377
383
391
394
389

Friday 9

Waning Gibbous 54%

00:41

11:27

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
15 Bad
16 Bad

Sun - Rise: 08:46, Set: 16:48, Transit: 12:47. Moon - Rise: 00:41, Set: 11:27. Civil Dark: 17:27 - 08:06. Nautical Dark: 18:10 - 07:22. Astro Dark: 18:51 - 06:41

Total Clouds (% Sky Obscured)

97
96
99
100
100
96
94
96
96
99
99
99
100
99
99
99
99
98
96
95
100
100
100
100

Low Clouds (% Sky Obscured)

94
90
86
100
97
91
86
87
90
96
97
84
80
83
80
76
76
78
75
69
61
46
40
40

Medium Clouds (% Sky Obscured)

67
75
95
97
100
82
47
88
77
88
98
98
98
83
65
60
59
58
60
58
61
70
75
70

High Clouds (% Sky Obscured)

0
43
54
84
43
7
2
7
34
41
31
24
90
8
4
28
0
5
8
30
93
95
95
78

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
2
0
2
1
1
1
2
2
1
1
2
7
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
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

62
65
62
54
47
49
46
45
39
30
23
25
25
28
23
16
14
14
13
11
0
0
1
8

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

20
19
19
19
19
19
20
20
21
21
21
19
19
18
18
18
18
18
17
16
16
16
16
15

Chance of Frost

Temperature (°C)

-1
-1
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2
-2

Feels Like (°C)

-8
-8
-8
-8
-8
-9
-9
-9
-10
-10
-10
-9
-10
-9
-9
-9
-8
-9
-9
-8
-8
-8
-8
-8

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
98
96
96
96
96
94
94
92
92
91
89
89
89
87
86
83
81

Pressure (mb)

984
985
986
988
989
990
991
992
994
995
996
998
999
1001
1002
1004
1005
1007
1009
1010
1011
1012
1013
1015

Ozone (du)

389
391
396
402
401
400
397
398
399
397
393
392
382
381
382
382
378
374
373
373
372
368
367
371

Saturday 10

Third Quarter 45%

01:55

11:38

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

Sun - Rise: 08:45, Set: 16:50, Transit: 12:47. Moon - Rise: 01:55, Set: 11:38. Civil Dark: 17:28 - 08:05. Nautical Dark: 18:11 - 07:22. Astro Dark: 18:53 - 06:41

Total Clouds (% Sky Obscured)

100
99
95
73
100
81
85
72
39
44
5
21
20
47
46
31
33
41
99
46
60
74
100
99

Low Clouds (% Sky Obscured)

31
10
9
1
0
0
0
1
1
1
1
1
1
1
1
1
1
0
0
0
13
27
40
44

Medium Clouds (% Sky Obscured)

60
58
65
60
80
61
71
68
33
31
2
2
2
2
3
0
0
3
10
17
21
26
39
47

High Clouds (% Sky Obscured)

90
56
23
0
5
5
5
0
3
15
4
19
16
47
46
31
33
41
99
19
27
38
100
96

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-8
-8
-8
-8
-8
-9
-9
-9
-9
-8
-8
-8
-9
-7
-10
-10
-10
-10
-10
-9
-7
-7
-6
-8

Dew Point (°C)

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

Relative Humidity (%)

81
78
78
76
76
75
76
76
78
78
78
79
81
82
81
81
81
79
76
70
68
68
69
71

Pressure (mb)

1016
1017
1018
1019
1020
1021
1022
1023
1023
1024
1024
1024
1024
1025
1025
1025
1025
1025
1025
1025
1024
1023
1022
1022

Ozone (du)

365
364
367
370
370
368
369
367
364
359
358
358
358
357
354
351
343
332
327
324
322
321
319
317

Sunday 11

Waning Crescent 35%

03:09

11:52

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
15 Bad
16 Bad

Sun - Rise: 08:44, Set: 16:51, Transit: 12:48. Moon - Rise: 03:09, Set: 11:52. Civil Dark: 17:30 - 08:04. Nautical Dark: 18:13 - 07:21. Astro Dark: 18:54 - 06:40

Total Clouds (% Sky Obscured)

91
100
100
100
100
100
100
100
100
100
100
100
99
99
99
100
100
100
100
100
100
99
99
98

Low Clouds (% Sky Obscured)

43
47
51
52
47
57
71
84
100
100
100
98
96
93
95
96
98
95
92
89
86
84
82
84

Medium Clouds (% Sky Obscured)

52
78
83
100
100
100
100
100
88
75
63
72
74
73
91
95
100
100
100
100
99
98
97
36

High Clouds (% Sky Obscured)

60
100
100
100
100
100
100
100
100
100
100
90
80
69
80
90
100
67
37
5
5
10
10
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
6
4
9
9
9
9
8
9
9
9
8
8
3
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

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

Precipitation Probability (%)

0
0
0
0
0
25
45
66
78
80
75
61
54
42
41
43
41
43
71
95
95
95
41
22

Precipitation Amount (mm)

0
0
0
0
0
0
0.1
0.3
0.4
0.4
0.3
0.2
0.2
0.2
0
0
0
0
0.3
1.1
1.1
0.7
0
0

Wind Speed/Direction (mph)

13
14
15
16
16
17
18
19
20
19
19
19
19
18
17
18
18
17
17
17
17
16
15
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

75
79
79
81
83
86
86
84
83
84
81
81
80
86
86
80
83
83
81
85
91
94
94
94

Pressure (mb)

1022
1021
1020
1019
1018
1017
1016
1015
1014
1013
1013
1012
1011
1010
1010
1009
1009
1009
1008
1008
1007
1007
1007
1007

Ozone (du)

316
314
311
310
306
303
302
302
301
301
305
308
309
307
308
309
307
309
311
311
311
311
319
324

Monday 12

Waning Crescent 26%

04:24

12:09

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
15 Bad
16 Bad

Sun - Rise: 08:43, Set: 16:53, Transit: 12:48. Moon - Rise: 04:24, Set: 12:09. Civil Dark: 17:31 - 08:04. Nautical Dark: 18:14 - 07:21. Astro Dark: 18:55 - 06:40

Total Clouds (% Sky Obscured)

96
95
96
98
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

86
87
85
81
78
77
70
71
81
85
91
91
89
88
95
90
85
88
94
97
98
99
100
98

Medium Clouds (% Sky Obscured)

20
7
5
3
0
25
75
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97

High Clouds (% Sky Obscured)

0
0
33
67
100
100
100
100
85
70
56
70
85
100
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
4
2
1
3
3
2
3
4
5
6
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
Light Rain
Light Rain
Light Rain
Light Rain

Precipitation Probability (%)

20
14
9
11
16
6
1
0
0
0
1
8
25
28
52
65
69
69
67
56
72
81
84
75

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
96
96
96
96
98
98
96
98
98
100
98
98
98
98
94
94
93
93
91
91

Pressure (mb)

1008
1008
1008
1008
1009
1009
1010
1010
1010
1010
1010
1010
1010
1010
1009
1011
1011
1011
1011
1011
1010
1010
1010
1009

Ozone (du)

325
327
319
315
312
312
310
311
310
309
308
307
307
309
307
308
308
309
310
311
312
311
310
309

Tuesday 13

Waning Crescent 18%

05:37

12:34

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
15 Bad
16 Bad

Sun - Rise: 08:43, Set: 16:54, Transit: 12:48. Moon - Rise: 05:37, Set: 12:34. Civil Dark: 17:32 - 08:03. Nautical Dark: 18:15 - 07:20. Astro Dark: 18:56 - 06:39

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
94
89
86
86
91
93
96
96
95
92

Low Clouds (% Sky Obscured)

96
95
89
84
76
81
86
90
90
90
91
93
95
97
88
77
67
68
69
72
80
84
86
84

Medium Clouds (% Sky Obscured)

94
92
94
97
99
99
100
100
94
87
82
85
87
87
70
52
45
45
55
55
53
51
47
30

High Clouds (% Sky Obscured)

100
100
100
100
100
97
92
88
92
95
100
98
97
98
94
89
86
86
90
90
57
30
0
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

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

Precipitation Probability (%)

68
61
55
49
44
45
46
50
55
58
59
68
81
90
86
75
54
38
27
10
21
22
8
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

6
6
6
6
6
7
7
7
7
7
7
7
7
7
7
7
6
6
6
6
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
90
91
91
90
91
91
91
91
91
93
91
91
88
87
83
83
82
82
81
79
78

Pressure (mb)

1009
1009
1009
1009
1009
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008
1009
1010
1010
1011
1011
1011
1011
1012

Ozone (du)

310
311
312
316
321
326
330
334
337
340
344
347
350
354
358
364
369
375
366
357
348
340
331
323

Wednesday 14

Waning Crescent 11%

06:46

13:10

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: 08:42, Set: 16:56, Transit: 12:49. Moon - Rise: 06:46, Set: 13:10. Civil Dark: 17:34 - 08:02. Nautical Dark: 18:17 - 07:20. Astro Dark: 18:58 - 06:39

Total Clouds (% Sky Obscured)

88
83
73
64
55
62
67
74
80
87
93
96
98
100
100
100
100
100
100
99

Low Clouds (% Sky Obscured)

83
83
73
64
55
62
60
61
62
64
65
63
63
59
67
75
82
79
76
73

Medium Clouds (% Sky Obscured)

16
4
2
1
0
0
0
0
14
31
56
62
68
73
79
85
91
86
82
78

High Clouds (% Sky Obscured)

0
0
0
0
6
9
14
17
44
70
93
96
98
100
100
100
99
93
89
84

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 (%)

10
6
6
6
3
8
7
2
2
1
0
0
0
0
0
0
0
3
6
9

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)

10
9
9
9
9
9
9
9
9
9
9
9
9
10
10
10
10
11
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
86
91
91
91
91
91
93
91
91
89
89
88
88
86
88
88
88
88
85

Pressure (mb)

1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013

Ozone (du)

323
323
323
325
326
328
328
329
329
330
331
332
327
322
317
314
312
309
307
306

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

Generated: 08/01/26 17:13:08. Forecast: 08/01/26 to 14/01/26. Timezone: UTC+1.00