Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 18

New Moon 1%

08:53

17:13

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
17 Bad
18 Bad

Sun - Rise: 08:06, Set: 16:36, Transit: 12:21. Moon - Rise: 08:53, Set: 17:13. Civil Dark: 17:14 - 07:28. Nautical Dark: 17:56 - 06:46. Astro Dark: 18:36 - 06:06

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

91
93
97
98
100
100
98
98
94
89
91
96
97
92
93
91
100
100
100
95
97
100
88
84

Medium Clouds (% Sky Obscured)

92
91
92
88
88
83
77
55
55
44
34
40
49
52
45
48
84
52
93
51
39
38
34
55

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
2
17
45
60
62
58
1
0
0
7
5
6
40

ISS Passover

Visibility (miles)

3
6
3
4
3
2
0
0
0
0
0
0
0
5
9
5
2
1
0
0
0
0
4
7

Fog (%)

13
1
0
0
5
12
17
22
0
45
0
67
100
100
99
100
100
2
0
0
0
0
0
0

Precipitation Type

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

Precipitation Probability (%)

95
95
83
91
72
64
68
59
56
70
53
61
62
63
69
70
63
55
58
61
69
41
26
7

Precipitation Amount (mm)

1.5
0.9
0.4
0.7
0.3
0.2
0.3
0.2
0.3
0.5
0
0.4
0.3
0.3
0.4
0.5
0.4
0
0.4
0.4
0.6
0
0
0

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
100
98
98
100
100
100
100
98
98
100
100
100
98
100
100
100
98
98
100
98
98

Pressure (mb)

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

Ozone (du)

379
376
371
367
365
365
366
366
367
369
371
371
375
378
381
382
380
379
376
376
375
377
380
381

Monday 19

Waxing Crescent 3%

09:10

18:33

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
17 Bad
18 Bad

Sun - Rise: 08:05, Set: 16:37, Transit: 12:21. Moon - Rise: 09:10, Set: 18:33. Civil Dark: 17:16 - 07:27. Nautical Dark: 17:57 - 06:45. Astro Dark: 18:37 - 06:05

Total Clouds (% Sky Obscured)

96
98
92
91
85
70
69
81
75
80
93
89
76
81
86
87
54
59
75
50
54
67
54
58

Low Clouds (% Sky Obscured)

80
75
45
46
68
70
69
81
75
66
87
81
70
81
86
87
54
59
75
50
54
67
51
53

Medium Clouds (% Sky Obscured)

80
55
47
61
70
45
2
0
0
25
39
19
4
0
2
3
4
2
35
3
1
1
17
23

High Clouds (% Sky Obscured)

18
40
58
54
9
1
0
1
1
0
1
6
14
14
5
18
25
25
17
1
11
2
7
48

ISS Passover

Visibility (miles)

9
9
9
9
7
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7

Fog (%)

2
12
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
Very Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

17
51
37
11
5
3
12
3
0
0
2
3
11
5
5
4
15
6
9
24
10
15
39
66

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

5
6
6
6
6
7
8
10
8
7
6
7
10
13
15
17
20
20
21
22
20
20
18
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
98
98
94
93
90
88
93
94
91
90
93
90
90
85
84
85
85
85
85
85
88

Pressure (mb)

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

Ozone (du)

382
384
384
381
380
381
377
373
370
367
366
363
359
356
351
350
348
346
340
336
334
331
329
329

Tuesday 20

Waxing Crescent 8%

09:24

No Set

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
17 Bad
18 Bad

Sun - Rise: 08:04, Set: 16:39, Transit: 12:22. Moon - Rise: 09:24, Set: No Set. Civil Dark: 17:17 - 07:26. Nautical Dark: 17:59 - 06:45. Astro Dark: 18:39 - 06:05

Total Clouds (% Sky Obscured)

99
98
97
100
100
98
99
97
91
100
97
87
86
85
90
94
96
76
77
92
98
99
100
100

Low Clouds (% Sky Obscured)

98
95
90
85
69
78
78
90
91
62
87
73
81
85
84
90
71
65
64
63
63
63
63
75

Medium Clouds (% Sky Obscured)

64
71
84
94
90
45
95
95
33
91
95
57
34
17
21
22
38
27
13
45
11
22
31
34

High Clouds (% Sky Obscured)

48
47
82
100
98
61
48
16
50
50
0
0
0
0
0
0
0
17
35
56
58
51
35
33

ISS Passover

Visibility (miles)

7
7
7
8
9
9
9
8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
7
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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
Very Light Rain

Precipitation Probability (%)

64
59
65
36
15
37
53
47
33
26
37
31
16
16
6
6
28
25
27
28
22
26
35
48

Precipitation Amount (mm)

0
0
0.4
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.3

Wind Speed/Direction (mph)

17
19
21
16
17
15
14
15
13
12
11
11
11
10
9
11
14
14
14
15
14
14
13
14

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

90
90
91
90
87
90
90
91
91
90
93
93
93
93
93
93
91
87
81
87
90
93
94
96

Pressure (mb)

1002
1002
1001
1001
1001
1000
999
999
998
998
997
997
996
996
995
995
993
992
991
990
989
988
987
986

Ozone (du)

332
334
334
335
339
348
364
375
378
375
391
396
390
388
385
383
380
381
376
370
370
368
367
370

Wednesday 21

Waxing Crescent 15%

09:35

19:53

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
17 Bad
18 Bad

Sun - Rise: 08:03, Set: 16:41, Transit: 12:22. Moon - Rise: 09:35, Set: 19:53. Civil Dark: 17:19 - 07:25. Nautical Dark: 18:00 - 06:44. Astro Dark: 18:40 - 06:04

Total Clouds (% Sky Obscured)

100
100
100
100
100
92
96
97
97
94
100
100
100
100
100
100
99
98
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

88
100
100
100
100
92
96
97
97
94
100
100
100
99
100
100
99
98
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

54
97
100
99
76
42
43
43
43
56
62
49
48
49
45
41
26
54
43
58
54
53
53
55

High Clouds (% Sky Obscured)

42
78
75
64
67
33
16
0
1
1
2
3
22
50
50
40
3
33
46
63
51
52
56
43

ISS Passover

Visibility (miles)

3
9
9
7
9
9
9
9
9
9
9
9
7
9
4
8
9
7
9
9
9
8
7
7

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

Precipitation Probability (%)

40
50
55
69
89
87
77
61
56
46
23
33
34
38
58
30
25
29
27
23
31
44
60
63

Precipitation Amount (mm)

0
0
0
0.4
0.7
0.7
0.5
0.3
0.2
0
0
0
0
0
0.4
0
0
0
0
0
0
0
0.3
0.3

Wind Speed/Direction (mph)

13
13
14
13
15
15
14
14
14
14
13
14
15
15
13
14
14
14
13
12
12
10
10
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
93
93
93
90
94
93
94
94
94
96
94
93
91
94
94
91
90
87
91
93
93
94
96

Pressure (mb)

985
985
985
984
984
984
984
985
985
985
985
986
986
986
987
987
987
987
987
987
987
987
987
987

Ozone (du)

370
369
367
365
366
368
371
372
371
372
375
377
376
378
378
381
384
384
387
387
386
386
388
394

Thursday 22

Waxing Crescent 24%

09:46

21:12

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
17 Bad
18 Bad

Sun - Rise: 08:02, Set: 16:43, Transit: 12:22. Moon - Rise: 09:46, Set: 21:12. Civil Dark: 17:20 - 07:24. Nautical Dark: 18:02 - 06:43. Astro Dark: 18:42 - 06:03

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
99
97
96
94
90
87
94
97
100
99
98
97
95
93
91
94

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
96
92
88
78
82
86
90
94
99
95
90
86
86
93
91
94

Medium Clouds (% Sky Obscured)

44
48
50
53
52
94
86
79
68
63
63
89
78
68
77
85
91
84
81
78
58
35
12
33

High Clouds (% Sky Obscured)

25
8
31
69
100
70
47
25
7
12
52
50
29
7
2
1
0
0
0
0
10
19
25
33

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
8
3
1
1
9
9
9
9
7
5
3
5
7
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

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

Precipitation Probability (%)

68
83
77
60
43
42
38
59
69
87
56
52
29
9
23
35
48
58
60
46
40
39
44
59

Precipitation Amount (mm)

0.4
0.6
0.6
0.3
0
0
0
0.3
0.4
0.9
0.3
0.2
0
0
0
0
0
0.3
0.3
0.2
0.1
0.1
0.2
0.3

Wind Speed/Direction (mph)

9
9
9
9
8
7
7
9
11
10
7
5
8
9
10
11
11
12
12
11
11
10
9
8

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

5
4
4
4
4
4
4
4
4
4
4
5
1
0
0
0
1
1
0
-1
-1
-1
-1
-1

Relative Humidity (%)

96
94
94
96
98
96
94
91
90
96
96
96
96
94
94
93
94
94
88
81
77
80
84
89

Pressure (mb)

987
987
987
987
986
986
985
985
985
984
984
983
990
990
990
991
991
991
991
991
991
991
991
991

Ozone (du)

408
400
392
390
389
390
390
391
392
391
390
391
393
394
396
398
401
403
404
406
407
410
413
415

Friday 23

Waxing Crescent 34%

09:58

22:33

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
17 Bad
18 Bad

Sun - Rise: 08:00, Set: 16:44, Transit: 12:22. Moon - Rise: 09:58, Set: 22:33. Civil Dark: 17:22 - 07:23. Nautical Dark: 18:03 - 06:42. Astro Dark: 18:43 - 06:02

Total Clouds (% Sky Obscured)

96
98
98
98
100
100
100
100
96
94
92
98
99
99
99
100
100
94
89
83
89
95
100
97

Low Clouds (% Sky Obscured)

96
98
98
98
99
98
97
98
96
94
92
97
98
99
99
100
100
94
88
82
88
94
100
97

Medium Clouds (% Sky Obscured)

53
75
84
92
100
99
98
98
84
68
53
44
33
26
45
65
82
76
71
65
60
60
65
63

High Clouds (% Sky Obscured)

41
43
64
82
100
88
76
65
68
71
72
54
44
37
29
31
33
28
22
15
15
20
23
27

ISS Passover

Visibility (miles)

6
4
1
4
6
9
9
9
9
9
9
9
8
8
7
8
8
9
9
9
9
6
3
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

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

Precipitation Probability (%)

74
87
94
94
85
69
58
52
53
59
69
65
59
51
55
53
46
42
40
37
38
31
20
27

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

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

Pressure (mb)

991
991
991
991
991
992
992
993
993
994
994
995
995
996
997
997
998
998
998
999
999
999
1000
1000

Ozone (du)

417
419
422
424
426
428
427
427
426
427
427
428
427
426
425
425
426
427
427
427
426
427
428
429

Saturday 24

Waxing Crescent 45%

10:10

23:55

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

Sun - Rise: 07:59, Set: 16:46, Transit: 12:23. Moon - Rise: 10:10, Set: 23:55. Civil Dark: 17:24 - 07:22. Nautical Dark: 18:05 - 06:41. Astro Dark: 18:45 - 06:01

Total Clouds (% Sky Obscured)

95
92
95
97
98
99
100
100
100
100
100
100
100
100
98
97
95

Low Clouds (% Sky Obscured)

94
91
94
96
98
99
99
100
100
100
100
100
100
100
97
93
90

Medium Clouds (% Sky Obscured)

61
50
51
53
55
55
55
60
59
53
44
49
50
50
29
17
9

High Clouds (% Sky Obscured)

31
35
24
19
9
5
6
6
4
3
1
2
4
7
8
8
8

ISS Passover

Visibility (miles)

0
0
0
0
0
0
0
0
0
0
1
1
4
7
9
9
9

Fog (%)

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

Precipitation Probability (%)

28
24
35
35
30
37
39
40
35
31
30
26
23
21
21
18
10

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

3
2
2
3
3
3
5
6
7
7
9
10
10
9
9
8
8

Chance of Frost

Temperature (°C)

2
2
2
2
2
2
2
3
3
2
2
2
2
2
2
2
2

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
98
98
98
98
98
98
98
98
98
96
94
91
89
88
88

Pressure (mb)

1001
1001
1002
1002
1002
1003
1003
1003
1004
1004
1004
1004
1005
1006
1006
1007
1007

Ozone (du)

431
433
435
435
435
434
436
437
438
438
438
438
438
439
439
441
443

Forecast for Little Dewchurch, Herefordshire, United Kingdom (51.97,-2.69)

Generated: 18/01/26 19:50:36. Forecast: 18/01/26 to 24/01/26. Timezone: UTC+0.00