Clear Outside v1.0 - International Weather Forecasts For Astronomers

Saturday 21

Waxing Crescent 32%

08:40

22:32

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:29, Set: 17:26, Transit: 11:57. Moon - Rise: 08:40, Set: 22:32. Civil Dark: 17:54 - 06:01. Nautical Dark: 18:27 - 05:28. Astro Dark: 19:00 - 04:55

Total Clouds (% Sky Obscured)

100
94
91
83
71
68
72
92
88
94
90
98
100
97
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

45
63
61
64
52
39
50
64
56
64
67
91
100
90
98
100
100
99
75
95
82
100
90
80

Medium Clouds (% Sky Obscured)

82
51
44
50
35
35
36
78
57
55
50
87
53
51
53
76
100
100
100
100
100
100
100
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
15
100
100
100
100
100
100
100
100
100
100

ISS Passover

Visibility (miles)

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

Fog (%)

0
0
0
0
0
0
0
1
1
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
None
Snow
Snow
Snow

Precipitation Probability (%)

0
0
0
0
0
0
0
0
0
0
0
2
11
19
6
16
15
25
31
33
31
41
52
57

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
3
3
3
2
3
3
4
4
3
6
7
6
7
8
9
9
8
8
8
9
10
9
11

Chance of Frost

Temperature (°C)

-4
-5
-5
-6
-6
-8
-8
-8
-7
-7
-4
-3
-1
-1
0
1
1
0
0
-0
-1
-1
-1
-1

Feels Like (°C)

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

Dew Point (°C)

-4
-5
-6
-6
-7
-8
-8
-9
-8
-7
-6
-4
-4
-3
-3
-2
-2
-1
-1
-1
-1
-1
-1
-2

Relative Humidity (%)

96
96
96
96
96
96
94
92
94
94
89
87
84
84
83
86
86
91
96
96
96
94
94
94

Pressure (mb)

1021
1022
1022
1022
1023
1022
1022
1022
1022
1023
1023
1023
1023
1022
1021
1020
1020
1019
1019
1018
1017
1017
1016
1015

Ozone (du)

401
399
398
398
397
394
390
389
390
394
395
395
393
391
389
388
383
383
384
386
388
389
393
393

Sunday 22

Waxing Crescent 43%

09:13

23:50

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:28, Set: 17:27, Transit: 11:57. Moon - Rise: 09:13, Set: 23:50. Civil Dark: 17:55 - 05:59. Nautical Dark: 18:28 - 05:26. Astro Dark: 19:01 - 04:54

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
100

Low Clouds (% Sky Obscured)

81
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
97
97
98
100
99
96
54

Medium 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
100

High Clouds (% Sky Obscured)

100
75
100
100
100
100
100
100
100
100
100
100
100
46
100
100
20
20
25
100
100
69
6
13

ISS Passover

Visibility (miles)

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

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

Precipitation Probability (%)

66
86
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
95
80
63
39
16

Precipitation Amount (mm)

0.3
0.5
1
1.4
1.5
1.4
1.8
2.4
2.7
3.4
1.8
0.9
1.2
1
1.4
1.6
1.2
1.2
1.1
0.7
0.5
0.3
0
0

Wind Speed/Direction (mph)

11
12
12
13
15
16
18
18
21
21
21
21
22
22
21
21
21
19
17
14
13
14
14
15

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-6
-6
-6
-6
-7
-7
-9
-10
-11
-12
-12
-13
-14
-12
-12
-12
-12
-11
-9
-8
-8
-9
-10
-10

Dew Point (°C)

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

Relative Humidity (%)

94
92
96
92
92
89
94
92
92
92
90
89
85
85
84
87
89
87
91
92
92
87
84
81

Pressure (mb)

1014
1012
1011
1009
1007
1005
1003
1002
1001
1000
999
998
996
995
993
992
992
993
993
994
995
996
997
997

Ozone (du)

393
396
396
397
395
397
398
405
409
415
424
434
436
442
447
446
441
436
440
441
438
437
433
429

Monday 23

Waxing Crescent 55%

09:55

01:08

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

Sun - Rise: 06:26, Set: 17:28, Transit: 11:57. Moon - Rise: 09:55, Set: 01:08. Civil Dark: 17:57 - 05:58. Nautical Dark: 18:29 - 05:25. Astro Dark: 19:02 - 04:52

Total Clouds (% Sky Obscured)

100
98
98
98
100
100
100
64
52
18
65
94
95
91
87
66
66
65
34
35
55
69
52
63

Low Clouds (% Sky Obscured)

50
78
51
16
2
3
25
21
4
0
3
43
48
36
37
39
50
53
18
12
1
2
6
1

Medium Clouds (% Sky Obscured)

100
98
61
98
89
100
100
20
4
18
65
89
95
91
14
3
0
0
0
0
55
22
16
16

High Clouds (% Sky Obscured)

4
3
82
70
0
5
100
11
10
0
0
0
0
0
0
0
0
0
0
8
30
47
50
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 (%)

4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
3
19
16
2
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
15
15
14
14
15
14
14
13
11
11
12
12
12
12
11
11
11
10
10
8
6
6
6

Chance of Frost

Temperature (°C)

-4
-4
-4
-5
-5
-5
-5
-5
-6
-7
-6
-5
-4
-3
-2
-1
-1
-1
-1
-3
-5
-7
-7
-9

Feels Like (°C)

-10
-10
-11
-11
-11
-12
-11
-11
-12
-12
-11
-10
-9
-9
-7
-6
-6
-6
-7
-8
-9
-11
-12
-12

Dew Point (°C)

-7
-7
-8
-8
-9
-9
-8
-9
-9
-10
-9
-8
-7
-7
-6
-5
-4
-4
-5
-6
-8
-8
-9
-10

Relative Humidity (%)

78
78
75
75
73
74
76
76
76
77
77
77
79
76
74
74
78
78
78
79
81
87
87
87

Pressure (mb)

998
998
999
999
999
1000
1001
1002
1003
1004
1005
1006
1006
1006
1006
1006
1006
1007
1007
1008
1009
1010
1011
1011

Ozone (du)

428
427
424
422
420
415
413
419
423
423
421
427
430
428
432
433
427
426
426
427
430
433
436
435

Tuesday 24

First Quarter 67%

10:48

02:21

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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:24, Set: 17:29, Transit: 11:57. Moon - Rise: 10:48, Set: 02:21. Civil Dark: 17:58 - 05:56. Nautical Dark: 18:30 - 05:23. Astro Dark: 19:03 - 04:51

Total Clouds (% Sky Obscured)

99
99
100
100
100
100
100
100
100
100
100
100
97
95
93
90
86
86
87
83
81
65
39
17

Low Clouds (% Sky Obscured)

0
0
0
3
15
26
58
77
96
94
92
90
85
79
75
73
66
62
53
49
44
31
18
5

Medium Clouds (% Sky Obscured)

16
84
81
89
95
100
100
70
100
100
100
100
97
82
8
90
37
7
5
9
17
65
35
10

High Clouds (% Sky Obscured)

92
96
100
100
100
100
100
100
100
100
100
100
67
33
3
4
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
8
9
7
0
0
0
0
0
0
0
0
0
0
0
5
5
9
9
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
None
None
None
None
Snow
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

0
0
0
0
1
0
8
27
61
95
95
95
95
84
54
38
27
9
11
8
2
2
13
40

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

-10
-10
-11
-11
-11
-11
-11
-10
-10
-9
-8
-6
-4
-2
-0
1
1
2
2
2
1
1
1
1

Feels Like (°C)

-13
-14
-15
-16
-15
-15
-14
-14
-13
-12
-11
-11
-8
-5
-4
-3
-2
-1
-1
-1
-1
-2
-2
-2

Dew Point (°C)

-11
-12
-13
-13
-13
-13
-13
-12
-11
-10
-9
-7
-5
-2
0
1
1
2
2
2
1
1
0
1

Relative Humidity (%)

88
88
86
88
86
85
85
86
92
92
92
94
96
98
100
100
100
100
100
98
96
96
94
98

Pressure (mb)

1012
1011
1012
1011
1011
1011
1011
1010
1009
1008
1007
1006
1005
1004
1003
1002
1001
1001
1001
1002
1003
1003
1004
1004

Ozone (du)

434
434
430
428
429
431
433
432
431
432
430
429
435
443
444
446
444
444
443
444
447
453
460
461

Wednesday 25

Waxing Gibbous 78%

11:53

03:26

22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 OK
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
18 Bad
19 Bad
20 Bad
21 Bad

Sun - Rise: 06:23, Set: 17:31, Transit: 11:57. Moon - Rise: 11:53, Set: 03:26. Civil Dark: 17:59 - 05:55. Nautical Dark: 18:32 - 05:22. Astro Dark: 19:04 - 04:49

Total Clouds (% Sky Obscured)

28
44
58
46
45
41
59
71
86
91
91
87
91
100
100
99
99
97
98
99
100
100
100
100

Low Clouds (% Sky Obscured)

22
40
56
46
45
41
31
16
0
11
22
33
54
74
94
84
78
71
59
47
35
28
21
15

Medium Clouds (% Sky Obscured)

11
6
0
0
0
0
30
60
85
85
90
85
85
86
86
73
78
91
84
80
75
83
93
100

High Clouds (% Sky Obscured)

0
0
0
0
0
0
28
57
85
90
90
87
87
100
100
94
85
78
83
88
93
96
98
100

ISS Passover

Visibility (miles)

0
0
0
9
9
9
9
9
9
9
9
9
9
9
9
9
8
6
4
3
2
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

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

Precipitation Probability (%)

56
20
4
8
10
5
6
4
0
0
1
2
31
44
51
65
69
74
67
57
51
78
95
95

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0.2
0.3
0.4
0.4
0.3
0.2
0.2
0.5
0.8
1.2

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

100
98
98
84
86
84
86
84
86
86
86
84
83
84
84
88
89
93
94
96
98
98
98
98

Pressure (mb)

1004
1005
1005
1006
1007
1008
1009
1010
1010
1011
1012
1013
1013
1014
1013
1013
1008
1009
1009
1009
1010
1011
1010
1010

Ozone (du)

462
463
460
455
452
448
444
442
438
440
444
442
439
436
427
417
416
414
412
412
411
411
408
406

Thursday 26

Waxing Gibbous 87%

13:07

04:18

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 OK
16 OK
17 Bad
18 Bad
19 OK
20 OK
21 OK

Sun - Rise: 06:21, Set: 17:32, Transit: 11:57. Moon - Rise: 13:07, Set: 04:18. Civil Dark: 18:00 - 05:53. Nautical Dark: 18:33 - 05:20. Astro Dark: 19:06 - 04:48

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
89
68
49
42
43
46
40
33
27
31
35
38
32
25
17

Low Clouds (% Sky Obscured)

30
46
61
65
68
71
81
90
100
70
41
11
20
29
39
30
15
2
2
2
4
5
6
4

Medium Clouds (% Sky Obscured)

100
100
100
99
98
95
77
62
47
27
13
0
0
0
0
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

100
100
100
100
100
100
67
33
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
3
6
9
8
6
4
6
8
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
Ice pellet
Ice pellet
Ice pellet
Snow
Snow
Snow
Snow
Snow
Snow
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

95
95
95
95
95
95
95
95
95
82
46
8
8
9
11
11
11
8
10
9
1
5
3
0

Precipitation Amount (mm)

1.5
1.7
2
1.9
1.7
1.5
1.3
1.1
0.9
0.5
0.1
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-5
-5
-5
-5
-6
-6
-7
-7
-6
-6
-6
-5
-5
-5
-5
-4
-2
-2
-2
-1
-1
0
-7
-7

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
96
96
96
98
98
94
94
98
100
100
100
100
100
94
91
88
89
91
92
92
90

Pressure (mb)

1010
1009
1008
1007
1006
1005
1004
1005
1005
1006
1007
1008
1010
1010
1011
1012
1013
1014
1015
1016
1017
1019
1020
1020

Ozone (du)

403
401
399
397
397
397
397
402
406
411
414
418
421
424
427
430
428
426
424
423
423
422
418
413

Friday 27

Waxing Gibbous 93%

14:24

04:59

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

Sun - Rise: 06:20, Set: 17:33, Transit: 11:56. Moon - Rise: 14:24, Set: 04:59. Civil Dark: 18:01 - 05:51. Nautical Dark: 18:34 - 05:19. Astro Dark: 19:07 - 04:46

Total Clouds (% Sky Obscured)

13
9
5
6
7
8
8
8
8
10
11
12
26
40
55
72
86
100
100
100
100

Low Clouds (% Sky Obscured)

6
8
5
5
5
5
5
5
5
5
5
5
13
20
28
50
74
95
95
100
95

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

High Clouds (% Sky Obscured)

0
0
0
6
7
8
8
8
2
3
3
3
8
12
15
13
14
10
12
14
16

ISS Passover

Visibility (miles)

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

Precipitation Type

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
5
3
0
5
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

-7
-8
-9
-9
-12
-12
-11
-11
-12
-12
-9
-8
-7
-6
-5
-4
0
-1
-1
-1
-1

Dew Point (°C)

-7
-9
-10
-11
-11
-11
-11
-10
-10
-9
-7
-4
-1
0
1
2
2
1
1
1
1

Relative Humidity (%)

92
90
90
90
90
90
92
92
90
90
92
94
94
96
98
100
98
94
94
93
89

Pressure (mb)

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

Ozone (du)

409
404
399
394
391
388
385
383
381
379
378
376
375
374
374
373
373
373
373
372
371

Forecast for Andover, Essex, United States of America (42.66,-71.14)

Generated: 21/02/26 22:46:43. Forecast: 21/02/26 to 27/02/26. Timezone: UTC-5.00