Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 18

Waning Crescent 1%

08:46

14:19

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

Sun - Rise: 08:28, Set: 15:38, Transit: 12:03. Moon - Rise: 08:46, Set: 14:19. Civil Dark: 16:24 - 07:42. Nautical Dark: 17:11 - 06:55. Astro Dark: 17:56 - 06:10

Total Clouds (% Sky Obscured)

67
74
76
62
23
20
25
27
29
35
39
34
32
27
28
28
40
34
35
41
44
29
9
13

Low Clouds (% Sky Obscured)

67
62
46
31
23
20
25
27
29
35
39
34
32
27
27
25
24
30
35
40
31
11
5
13

Medium Clouds (% Sky Obscured)

17
16
76
0
0
0
0
0
0
0
0
0
0
0
0
3
1
2
3
3
3
0
0
0

High Clouds (% Sky Obscured)

67
74
76
62
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

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
Light Rain
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

15
69
45
0
0
0
0
0
0
0
0
1
1
0
2
2
2
2
1
1
1
10
0
3

Precipitation Amount (mm)

0
0.6
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
13
15
16
15
15
16
18
18
18
19
18
18
17
17
19
20
18
17
16
15
15
11
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
74
77
74
69
66
66
69
69
70
71
71
73
70
69
67
66
69
65
67
68
62
64
68

Pressure (mb)

992
993
994
996
997
998
999
999
999
999
1000
1001
1001
1002
1003
1004
1005
1006
1007
1008
1009
1009
1010
1011

Ozone (du)

343
344
347
349
348
348
359
364
372
364
374
380
382
378
360
364
358
354
334
302
288
286
285
287

Friday 19

Waning Crescent 0%

09:39

15:14

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

Sun - Rise: 08:28, Set: 15:39, Transit: 12:04. Moon - Rise: 09:39, Set: 15:14. Civil Dark: 16:24 - 07:43. Nautical Dark: 17:12 - 06:55. Astro Dark: 17:56 - 06:11

Total Clouds (% Sky Obscured)

22
25
3
1
10
35
45
25
26
41
49
34
34
42
51
51
49
56
66
75
64
76
86
98

Low Clouds (% Sky Obscured)

22
25
0
0
10
35
45
25
26
31
38
34
34
42
51
51
49
56
66
75
64
70
81
91

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
2
50
76

High Clouds (% Sky Obscured)

1
1
2
1
1
2
6
3
11
41
49
2
3
4
0
1
0
0
3
3
5
35
50
45

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
1
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 (%)

1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

70
69
70
71
71
72
76
78
78
79
82
82
80
80
79
79
81
79
82
81
83
85
81
82

Pressure (mb)

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

Ozone (du)

289
289
286
284
282
284
282
278
279
281
282
288
290
290
294
304
306
302
292
289
292
294
298
304

Saturday 20

New Moon 2%

10:17

16:24

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
19 Bad

Sun - Rise: 08:29, Set: 15:39, Transit: 12:04. Moon - Rise: 10:17, Set: 16:24. Civil Dark: 16:25 - 07:43. Nautical Dark: 17:12 - 06:56. Astro Dark: 17:57 - 06:11

Total Clouds (% Sky Obscured)

92
67
64
87
94
100
100
100
99
95
100
100
100
100
100
100
100
99
98
96
92
100
100
100

Low Clouds (% Sky Obscured)

75
42
38
57
72
70
82
80
79
77
100
100
99
99
92
94
95
86
94
85
82
100
99
98

Medium Clouds (% Sky Obscured)

64
14
15
23
20
63
49
31
96
68
87
50
35
34
67
34
46
76
25
27
23
75
77
79

High Clouds (% Sky Obscured)

65
65
64
68
86
99
100
100
95
67
92
69
100
96
95
100
91
57
65
53
44
48
62
75

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
5
1

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

Precipitation Probability (%)

2
3
3
5
7
5
9
9
21
22
6
19
9
13
46
40
19
10
8
5
20
41
88
76

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.2
0
0
0
0
0
0
0
1
0.5

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

82
83
83
82
82
82
80
80
78
78
81
81
81
81
81
79
79
81
81
81
81
81
87
96

Pressure (mb)

1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1008
1009
1009
1009
1009
1008
1008
1008
1008
1008
1008
1008

Ozone (du)

309
314
326
339
349
351
344
333
324
329
333
337
340
342
345
349
352
361
364
367
372
371
369
369

Sunday 21

Waxing Crescent 6%

10:41

17:44

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
19 Bad

Sun - Rise: 08:29, Set: 15:40, Transit: 12:05. Moon - Rise: 10:41, Set: 17:44. Civil Dark: 16:25 - 07:44. Nautical Dark: 17:13 - 06:56. Astro Dark: 17:57 - 06:12

Total Clouds (% Sky Obscured)

100
99
99
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100

Low Clouds (% Sky Obscured)

96
97
98
99
99
100
100
100
100
100
99
99
99
99
100
100
100
100
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

80
84
91
97
79
98
100
100
100
100
95
92
90
87
86
79
79
80
82
79
75
74
70
62

High Clouds (% Sky Obscured)

90
75
58
50
64
81
100
100
100
100
81
59
38
59
79
100
100
100
100
98
97
96
81
62

ISS Passover

Visibility (miles)

0
0
0
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

Light Rain
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 (%)

77
41
19
3
7
7
10
10
7
1
10
33
47
38
42
28
31
27
25
17
17
6
10
10

Precipitation Amount (mm)

0.5
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)

13
11
10
7
6
5
6
6
5
4
4
4
5
5
5
5
5
5
6
6
6
6
5
4

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

98
98
96
95
95
95
90
85
87
87
85
87
87
87
87
87
84
87
88
88
88
87
88
88

Pressure (mb)

1008
1009
1009
1009
1009
1009
1009
1010
1010
1010
1010
1010
1011
1011
1011
1011
1012
1012
1012
1012
1013
1013
1014
1014

Ozone (du)

370
371
371
371
371
368
368
367
369
370
372
373
373
371
371
370
371
371
372
374
377
379
381
383

Monday 22

Waxing Crescent 12%

10:57

19:07

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
19 Bad

Sun - Rise: 08:29, Set: 15:41, Transit: 12:05. Moon - Rise: 10:57, Set: 19:07. Civil Dark: 16:26 - 07:44. Nautical Dark: 17:13 - 06:57. Astro Dark: 17:58 - 06:12

Total Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
99
98
99
99

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
99
98
97
98
99

Medium Clouds (% Sky Obscured)

57
62
67
71
70
76
82
69
57
40
46
48
49
43
42
40
42
36
25
35
55
63
58
51

High Clouds (% Sky Obscured)

43
31
38
25
15
15
10
9
13
17
13
4
5
0
0
0
0
0
0
0
5
4
5
5

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
6
6
8
9
9
9
9
9
8
8
8
8
8

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 (%)

5
12
27
26
34
36
30
24
30
38
42
42
43
42
36
38
52
50
47
46
45
45
41
37

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

5
5
5
4
4
4
4
3
4
5
5
5
5
5
4
4
4
4
4
3
4
3
3
3

Dew Point (°C)

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

Relative Humidity (%)

88
88
88
88
90
90
90
90
91
90
90
91
91
90
85
82
82
84
84
84
85
85
88
88

Pressure (mb)

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

Ozone (du)

385
386
387
387
384
382
381
379
376
374
372
372
372
373
376
378
378
378
377
376
378
379
381
383

Tuesday 23

Waxing Crescent 19%

11:09

No Set

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
19 Bad

Sun - Rise: 08:30, Set: 15:41, Transit: 12:06. Moon - Rise: 11:09, Set: No Set. Civil Dark: 16:27 - 07:45. Nautical Dark: 17:14 - 06:57. Astro Dark: 17:59 - 06:13

Total Clouds (% Sky Obscured)

100
100
100
100
99
98
97
98
99
100
100
100
100
99
99
96
92
91
89
83
76
70
71
72

Low Clouds (% Sky Obscured)

100
100
100
100
99
98
97
98
99
100
99
98
97
93
90
86
87
88
89
82
76
69
70
70

Medium Clouds (% Sky Obscured)

40
51
53
49
39
34
23
15
13
14
16
20
22
16
8
0
0
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

5
0
0
0
0
0
0
4
18
25
23
22
20
14
6
0
1
1
1
0
0
0
0
0

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 (%)

35
31
28
27
24
22
20
20
20
20
19
18
17
17
16
15
14
12
10
8
6
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
87
85
84
82
82
81
81
78
76
76
75
74
74
69
65
60
62
63
64
65

Pressure (mb)

1023
1024
1024
1025
1025
1026
1026
1027
1027
1028
1029
1029
1030
1031
1032
1032
1033
1033
1033
1033
1034
1034
1035
1035

Ozone (du)

386
388
387
387
386
383
380
377
375
373
371
369
368
366
363
360
357
356
354
352
352
351
350
348

Wednesday 24

Waxing Crescent 28%

11:18

20:31

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

Sun - Rise: 08:30, Set: 15:42, Transit: 12:06. Moon - Rise: 11:18, Set: 20:31. Civil Dark: 16:27 - 07:45. Nautical Dark: 17:15 - 06:57. Astro Dark: 17:59 - 06:13

Total Clouds (% Sky Obscured)

73
76
80
77
65
57
51
59
66
67
72
81
93
95
95
91
88
82
82
81
82
81

Low Clouds (% Sky Obscured)

71
76
80
77
65
57
51
59
66
67
72
74
74
76
75
79
80
80
79
80
79
80

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
0

High Clouds (% Sky Obscured)

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

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
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
3
4
3
8
10
8
8
6
2
5
5
1
1
1
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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

3
3
3
3
3
3
3
4
4
4
3
4
4
4
3
3
4
4
4
4
4
4

Dew Point (°C)

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

Relative Humidity (%)

64
64
69
71
74
75
78
78
76
75
72
71
70
69
66
65
64
64
64
65
64
64

Pressure (mb)

1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1036
1035
1035
1035
1035

Ozone (du)

345
342
342
341
340
337
333
330
329
327
325
325
325
325
326
327
328
328
328
328
325
322

Forecast for Hebburn, South Tyneside, United Kingdom (54.97,-1.52)

Generated: 18/12/25 20:27:10. Forecast: 18/12/25 to 24/12/25. Timezone: UTC+0.00