Clear Outside v1.0 - International Weather Forecasts For Astronomers

Monday 9

Third Quarter 43%

03:19

10:14

07 Bad
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

Sun - Rise: 08:04, Set: 17:42, Transit: 12:53. Moon - Rise: 03:19, Set: 10:14. Civil Dark: 18:18 - 07:29. Nautical Dark: 18:58 - 06:47. Astro Dark: 19:37 - 06:08

Total Clouds (% Sky Obscured)

99
97
100
100
99
100
100
100
99
97
94
92
94
67
55
59
87
76
72
56
44
87
56
49

Low Clouds (% Sky Obscured)

53
40
40
30
30
34
44
48
59
50
69
52
43
42
6
33
53
60
62
41
26
24
23
22

Medium Clouds (% Sky Obscured)

0
55
0
38
76
82
90
71
91
90
87
85
60
14
17
19
29
30
8
2
2
42
32
40

High Clouds (% Sky Obscured)

99
97
100
71
94
100
99
100
78
59
38
47
69
35
23
22
9
27
17
31
26
77
17
3

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
1
2

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
93
91
88
80
78
75
74
74
77
81
85
86
89
89
91
91
93
93
93
91
93
91
91

Pressure (mb)

1007
1007
1007
1007
1007
1006
1006
1005
1005
1004
1004
1003
1003
1003
1003
1002
1002
1001
1001
1000
1000
999
998
997

Ozone (du)

454
454
449
444
440
439
428
428
436
432
421
416
421
422
423
420
413
412
410
404
391
385
387
391

Tuesday 10

Waning Crescent 43%

04:29

10:37

07 Bad
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

Sun - Rise: 08:02, Set: 17:44, Transit: 12:53. Moon - Rise: 04:29, Set: 10:37. Civil Dark: 18:19 - 07:27. Nautical Dark: 18:59 - 06:46. Astro Dark: 19:38 - 06:06

Total Clouds (% Sky Obscured)

87
89
90
93
95
98
100
96
100
100
100
100
100
99
100
100
99
99
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

25
15
75
87
89
96
100
93
100
95
81
82
88
82
51
45
78
55
87
84
95
90
99
100

Medium Clouds (% Sky Obscured)

63
51
68
30
30
29
26
27
37
65
70
64
64
38
28
60
41
43
68
76
100
98
100
97

High Clouds (% Sky Obscured)

2
1
2
1
0
14
90
78
74
96
95
95
51
69
95
99
49
80
76
100
99
100
70
61

ISS Passover

Visibility (miles)

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

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
Light Rain
Very Light Rain

Precipitation Probability (%)

3
4
3
11
5
5
3
0
0
2
16
37
23
22
21
23
25
35
39
45
35
56
95
81

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
0.8
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

1
1
1
2
3
4
5
5
5
5
6
6
6
6
6
7
6
7
6
6
6
6
6
6

Relative Humidity (%)

89
91
88
89
89
90
93
91
85
88
91
93
94
94
96
96
96
98
96
98
96
96
96
98

Pressure (mb)

997
997
996
996
995
995
994
993
993
992
992
991
990
990
989
988
988
987
986
985
985
984
984
983

Ozone (du)

390
392
411
427
419
407
414
416
408
402
397
387
384
375
374
370
368
363
360
358
361
363
364
364

Wednesday 11

Waning Crescent 34%

05:32

11:08

07 Bad
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

Sun - Rise: 08:01, Set: 17:46, Transit: 12:53. Moon - Rise: 05:32, Set: 11:08. Civil Dark: 18:21 - 07:25. Nautical Dark: 19:01 - 06:44. Astro Dark: 19:40 - 06:05

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
98
99
93
91
92
82
72
5
13
20
29
48
66
85

Medium Clouds (% Sky Obscured)

91
98
94
71
71
51
32
34
64
74
61
59
50
25
37
46
95
54
66
78
88
92
96
100

High Clouds (% Sky Obscured)

33
100
40
15
12
99
93
14
32
90
90
41
49
60
40
52
52
100
99
100
100
100
100
100

ISS Passover

Visibility (miles)

4
2
0
3
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
4
8
4
4
3

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

Precipitation Probability (%)

53
41
41
42
30
15
30
22
13
31
43
71
61
43
26
32
14
42
82
73
74
80
91
85

Precipitation Amount (mm)

0
0
0
0.2
0
0
0
0
0
0
0
0.5
0.3
0
0
0
0
0
0.3
0.4
0.3
0.5
0.8
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
7
8
8
9
9
9
9
9
9
9
9
9
9
9
9
8
8
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
94
90
85
87
91
90
91
91
93
90
88
90
91
91
93
96
96
96
96
94

Pressure (mb)

983
984
984
984
984
985
984
985
984
984
984
984
984
983
983
982
981
980
979
978
977
976
976
976

Ozone (du)

367
369
370
373
388
392
392
388
390
388
383
368
358
359
359
360
357
354
353
352
355
362
378
390

Thursday 12

Waning Crescent 25%

06:22

11:52

07 Bad
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

Sun - Rise: 07:59, Set: 17:48, Transit: 12:53. Moon - Rise: 06:22, Set: 11:52. Civil Dark: 18:23 - 07:24. Nautical Dark: 19:03 - 06:42. Astro Dark: 19:42 - 06:03

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
100
67

Low Clouds (% Sky Obscured)

88
90
92
93
96
94
85
82
78
70
62
54
63
72
82
82
82
83
84
85
87
86
89
67

Medium Clouds (% Sky Obscured)

100
100
86
70
48
43
72
100
100
100
100
100
100
100
100
100
100
100
100
99
78
100
60
60

High Clouds (% Sky Obscured)

100
100
100
98
83
90
100
100
100
100
100
100
100
100
100
67
33
0
33
64
98
81
60
39

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
8
8
9
9
5
6
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
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

65
42
48
55
70
79
82
86
79
75
81
87
58
43
44
42
35
40
46
34
12
23
28
22

Precipitation Amount (mm)

0
0
0
0
0.4
0.5
0.6
0.7
0.5
0.4
0.4
0.6
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

7
7
7
8
8
8
9
9
9
9
8
8
7
7
7
7
7
7
7
8
7
7
7
7

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
90
90
85
85
80
76
76
84
90
93
93
91
93
93
90
91
91
93
87
85
79
78

Pressure (mb)

976
976
976
976
977
977
977
978
978
979
980
981
982
982
983
983
983
983
983
983
983
983
983
983

Ozone (du)

404
409
413
413
412
413
419
421
419
420
423
425
422
425
429
431
432
435
443
445
443
444
447
448

Friday 13

Waning Crescent 17%

06:59

12:50

07 Bad
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 OK
04 Bad
05 Bad
06 Bad

Sun - Rise: 07:57, Set: 17:50, Transit: 12:53. Moon - Rise: 06:59, Set: 12:50. Civil Dark: 18:25 - 07:22. Nautical Dark: 19:04 - 06:40. Astro Dark: 19:43 - 06:01

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98
96
94
67
45
25
46
57
65

Low Clouds (% Sky Obscured)

86
83
77
82
88
94
79
64
50
52
59
79
87
79
73
72
72
76
67
45
25
46
57
65

Medium Clouds (% Sky Obscured)

60
62
90
100
100
100
100
87
100
100
100
92
65
43
15
29
43
51
37
20
4
7
9
13

High Clouds (% Sky Obscured)

26
13
1
21
41
62
73
83
94
96
98
100
66
34
7
17
27
37
24
11
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
7
7
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

23
24
28
29
33
41
60
49
48
35
28
30
20
21
23
26
32
36
32
27
7
11
13
14

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

9
10
11
12
12
14
15
14
14
12
12
11
10
10
11
11
10
10
10
8
7
6
3
3

Chance of Frost

Temperature (°C)

6
7
7
7
8
8
9
8
8
8
8
7
7
5
5
4
5
4
4
4
3
3
3
3

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
88
87
85
85
85
81
90
87
79
77
79
79
82
83
86
88
89
91
88
83
80
82
83

Pressure (mb)

982
982
982
982
982
982
981
981
981
981
982
982
983
988
988
989
990
991
991
992
992
993
994
995

Ozone (du)

449
452
452
452
452
451
450
451
454
454
452
450
446
445
444
443
446
448
451
454
457
459
458
457

Saturday 14

Waning Crescent 10%

06:59

14:01

07 Bad
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 OK
21 OK
22 OK
23 OK
00 OK
01 OK
02 OK
03 OK
04 OK
05 OK
06 Good

Sun - Rise: 07:55, Set: 17:51, Transit: 12:53. Moon - Rise: 06:59, Set: 14:01. Civil Dark: 18:26 - 07:20. Nautical Dark: 19:06 - 06:38. Astro Dark: 19:45 - 05:59

Total Clouds (% Sky Obscured)

65
66
68
75
86
97
97
93
90
85
80
75
52
30
7
10
15
20
23
25
29
24
19
13

Low Clouds (% Sky Obscured)

65
60
61
70
78
83
80
77
74
76
76
75
52
30
7
10
10
10
11
13
18
18
16
12

Medium Clouds (% Sky Obscured)

13
14
13
17
20
32
31
35
44
34
19
4
3
2
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

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

ISS Passover

Visibility (miles)

9
8
6
5
6
8
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 (%)

18
20
20
26
31
34
36
37
38
38
37
31
28
23
12
10
9
4
8
7
1
2
2
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
7
9
10
10
12
13
12
12
11
10
8
7
7
7
7
7
7
7
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
85
85
85
80
75
69
68
67
67
68
69
70
70
69
69
70
71
73
74
77
77
77
80

Pressure (mb)

996
997
999
1000
1001
1003
1004
1004
1005
1006
1007
1008
1009
1009
1010
1011
1011
1012
1012
1013
1013
1014
1015
1015

Ozone (du)

456
457
457
457
458
459
459
458
456
454
453
453
452
449
446
443
438
432
426
423
421
418
414
410

Sunday 15

Waning Crescent 5%

07:26

15:19

07 Good
08 Good
09 Good
10 Good
11 Good
12 Good
13 Good
14 OK
15 OK
16 OK
17 OK
18 Good
19 Good
20 Good
21 Good
22 Good
23 Good
00 Good

Sun - Rise: 07:53, Set: 17:53, Transit: 12:53. Moon - Rise: 07:26, Set: 15:19. Civil Dark: 18:28 - 07:18. Nautical Dark: 19:08 - 06:37. Astro Dark: 19:47 - 05:58

Total Clouds (% Sky Obscured)

10
6
2
2
2
3
7
9
8
9
9
10
7
4
2
3
3
4

Low Clouds (% Sky Obscured)

9
5
0
0
0
1
4
5
7
6
4
2
1
1
0
0
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
7
9
8
9
9
10
7
4
2
2
1
0

High Clouds (% Sky Obscured)

0
0
0
0
1
2
5
7
8
9
9
10
7
4
2
3
3
4

ISS Passover

Visibility (miles)

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

Precipitation Type

None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
0
7
7
3
10
13
14
13
10
6
1
0
0
1
0
0

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
4
2
2
3
4
5
5
5
6
5
5
5
5
6
7
8
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

81
77
74
72
66
59
53
56
60
62
67
73
79
80
80
81
81
83

Pressure (mb)

1016
1017
1017
1018
1018
1019
1019
1019
1019
1019
1019
1020
1020
1020
1019
1019
1019
1018

Ozone (du)

407
403
400
396
392
388
383
379
375
371
370
370
369
367
365
363
362
360

Forecast for Utrecht, Gemeente Utrecht, Netherlands (52.09,5.12)

Generated: 09/02/26 07:58:47. Forecast: 09/02/26 to 15/02/26. Timezone: UTC+1.00