Clear Outside v1.0 - International Weather Forecasts For Astronomers

Sunday 10

Waning Crescent 8%

05:42

14:35

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:36, Set: 16:27, Transit: 12:32. Moon - Rise: 05:42, Set: 14:35. Civil Dark: 17:08 - 07:56. Nautical Dark: 17:51 - 07:12. Astro Dark: 18:32 - 06:31

Total Clouds (% Sky Obscured)

100
99
98
99
96
84
51
48
100
100
100
100
100
100
100
86
74
79
71
43
49
73
96
95

Low Clouds (% Sky Obscured)

97
96
96
94
93
84
31
28
28
63
76
85
99
100
97
89
66
54
41
37
37
71
86
92

Medium Clouds (% Sky Obscured)

96
90
33
27
18
0
29
26
70
100
99
99
100
71
61
2
12
40
35
2
2
1
44
47

High Clouds (% Sky Obscured)

55
27
0
0
0
0
11
20
98
100
68
100
9
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
7
9
6
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
None
None
None
None
None
None
None
None
None
None
None
Light Rain
Light Rain
None
None
None
None
None
None
None
None
None
Light Rain

Precipitation Probability (%)

71
16
0
2
1
0
0
3
4
40
32
40
95
95
25
24
22
18
1
1
0
16
53
71

Precipitation Amount (mm)

0.3
0
0
0
0
0
0
0
0
0
0
0
1.2
1.4
0
0
0
0
0
0
0
0
0
0.4

Wind Speed/Direction (mph)

28
28
27
25
22
20
19
17
16
15
13
16
17
17
20
19
18
17
16
14
14
14
14
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

77
76
75
77
77
77
77
76
78
80
82
87
77
88
88
88
84
87
87
88
88
88
90
88

Pressure (mb)

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

Ozone (du)

332
337
337
320
306
291
282
279
278
278
277
285
294
297
302
314
323
331
341
325
321
319
323
329

Monday 11

Waning Crescent 3%

07:05

14:57

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:38, Set: 16:27, Transit: 12:32. Moon - Rise: 07:05, Set: 14:57. Civil Dark: 17:08 - 07:57. Nautical Dark: 17:51 - 07:13. Astro Dark: 18:32 - 06:32

Total Clouds (% Sky Obscured)

93
83
73
96
96
84
95
89
89
90
93
73
60
72
80
40
35
37
59
60
84
90
85
88

Low Clouds (% Sky Obscured)

91
75
62
95
93
84
93
91
85
82
88
73
57
67
77
44
36
40
56
52
51
66
59
65

Medium Clouds (% Sky Obscured)

21
27
49
52
43
25
17
0
18
21
11
0
0
0
0
0
0
0
40
35
36
8
3
2

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
15
45
58
77
63

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

63
52
75
88
77
28
16
30
24
22
14
19
18
9
15
16
15
3
3
1
8
9
1
0

Precipitation Amount (mm)

0.3
0
0.3
0.7
0.5
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

Wind Speed/Direction (mph)

18
18
19
20
21
22
21
20
18
17
15
13
11
9
8
7
7
7
7
6
6
6
6
5

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

85
84
82
81
78
80
78
77
80
84
84
85
84
85
87
88
91
91
93
94
94
96
96
96

Pressure (mb)

997
997
997
997
997
997
999
1000
1001
1002
1003
1004
1005
1006
1006
1007
1007
1007
1008
1008
1008
1008
1008
1007

Ozone (du)

331
330
327
326
322
321
322
324
323
321
320
318
317
319
318
317
317
313
308
308
312
313
315
312

Tuesday 12

Waning Crescent 1%

08:29

15:28

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:39, Set: 16:27, Transit: 12:33. Moon - Rise: 08:29, Set: 15:28. Civil Dark: 17:08 - 07:58. Nautical Dark: 17:51 - 07:14. Astro Dark: 18:33 - 06:33

Total Clouds (% Sky Obscured)

88
83
76
90
100
99
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
100
98

Low Clouds (% Sky Obscured)

64
75
73
88
100
96
100
100
100
92
88
100
86
81
78
83
86
81
80
89
87
86
83
85

Medium Clouds (% Sky Obscured)

40
47
45
43
57
65
96
84
93
75
67
98
100
100
100
100
100
67
100
100
85
72
75
85

High Clouds (% Sky Obscured)

65
46
48
59
9
13
55
57
62
60
65
92
35
100
100
100
100
100
100
100
80
100
100
91

ISS Passover

Visibility (miles)

9
9
9
9
9
3
5
9
4
8
9
9
9
8
4
7
8
9
9
8
9
9
9
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
None
None
None
None
None
Very Light Rain
None
None
Light Rain
Light Rain
Light Rain
None
Very Light Rain
Light Rain
Light Rain
None
Light Rain
None
None
None
Very Light Rain

Precipitation Probability (%)

2
3
20
26
41
39
56
58
51
34
30
95
95
78
63
70
91
78
39
75
50
39
41
57

Precipitation Amount (mm)

0
0
0
0
0.2
0
0
0
0.2
0
0
1.6
1
0.4
0
0.3
0.6
0.5
0
0.4
0
0
0
0.3

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

96
98
94
94
96
98
96
96
96
93
91
85
85
87
93
93
91
87
84
84
85
82
82
87

Pressure (mb)

1007
1007
1006
1006
1005
1005
1004
1004
1003
1002
1001
1000
1000
999
999
998
998
998
998
997
997
996
996
996

Ozone (du)

307
308
306
306
309
311
317
316
317
317
320
324
328
327
328
332
334
335
336
334
333
334
335
335

Wednesday 13

New Moon 1%

09:47

16:16

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
22 Bad
23 Bad
00 Bad
01 Bad
02 Bad
03 Bad
04 Bad

Sun - Rise: 08:39, Set: 16:27, Transit: 12:33. Moon - Rise: 09:47, Set: 16:16. Civil Dark: 17:08 - 07:59. Nautical Dark: 17:51 - 07:15. Astro Dark: 18:33 - 06:34

Total Clouds (% Sky Obscured)

97
95
97
97
98
99
96
92
98
100
97
98
97
95
96
97
98
88
79
70
68
68
66
61

Low Clouds (% Sky Obscured)

87
87
90
89
90
96
74
94
99
100
99
93
86
81
86
91
95
85
77
67
58
53
46
37

Medium Clouds (% Sky Obscured)

70
55
58
58
56
55
58
68
67
67
66
63
84
86
43
30
14
8
4
0
0
0
0
0

High Clouds (% Sky Obscured)

83
78
77
76
75
60
50
8
7
3
2
0
0
55
1
3
4
0
0
0
0
0
0
0

ISS Passover

Visibility (miles)

4
4
7
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

62
60
43
36
32
27
31
29
32
33
38
41
38
36
33
28
23
15
10
4
2
2
1
0

Precipitation Amount (mm)

0.3
0.3
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
10
8
5
4
4
5
8
11
12
13
14
14
15
15
15
15
15
14
13
12
11
9
9

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
90
91
90
93
94
91
87
88
87
87
90
93
89
89
89
89
89
85
82
79
77
80
73

Pressure (mb)

996
996
997
997
998
998
999
999
1000
1001
1002
1003
1004
1005
1007
1008
1010
1011
1012
1013
1014
1015
1016
1017

Ozone (du)

333
334
334
335
336
337
338
337
337
337
338
338
335
330
322
315
308
309
313
322
330
327
324
311

Thursday 14

Waxing Crescent 3%

10:50

17:23

05 Bad
06 Bad
07 Bad
08 Bad
09 OK
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

Sun - Rise: 08:40, Set: 16:27, Transit: 12:34. Moon - Rise: 10:50, Set: 17:23. Civil Dark: 17:08 - 08:00. Nautical Dark: 17:52 - 07:16. Astro Dark: 18:33 - 06:35

Total Clouds (% Sky Obscured)

60
55
55
50
45
63
82
100
100
100
100
99
98
98
100
100
100
98
96
95
92
90
88
66

Low Clouds (% Sky Obscured)

33
30
30
35
30
30
30
25
20
19
15
15
15
15
50
67
82
85
88
86
87
91
95
79

Medium Clouds (% Sky Obscured)

0
0
0
0
0
18
64
100
96
93
90
93
94
97
94
88
82
72
59
44
40
41
29
19

High Clouds (% Sky Obscured)

0
0
2
10
50
64
78
92
95
98
100
87
77
65
69
39
10
6
3
0
0
0
0
0

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
7
7
8
8
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 (%)

1
1
0
0
0
0
0
0
1
1
4
15
30
37
41
37
25
25
22
17
16
12
7
8

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

73
73
69
68
66
72
72
70
69
72
75
80
85
85
88
91
93
94
96
96
96
96
96
96

Pressure (mb)

1018
1019
1020
1021
1022
1023
1023
1023
1024
1024
1024
1025
1025
1026
1026
1024
1025
1026
1027
1027
1028
1029
1030
1030

Ozone (du)

305
303
302
301
297
295
298
301
310
314
316
317
316
311
311
312
313
314
313
312
310
309
308
307

Friday 15

Waxing Crescent 9%

11:35

18:46

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

Sun - Rise: 08:41, Set: 16:27, Transit: 12:34. Moon - Rise: 11:35, Set: 18:46. Civil Dark: 17:08 - 08:00. Nautical Dark: 17:52 - 07:17. Astro Dark: 18:33 - 06:35

Total Clouds (% Sky Obscured)

43
27
25
20
14
16
18
17
16
14
20
15
14
11
13
21
28
37
41
39
29
19
9
15

Low Clouds (% Sky Obscured)

67
57
48
40
32
31
31
30
40
50
56
43
33
24
28
33
41
39
41
39
29
18
9
15

Medium Clouds (% Sky Obscured)

17
11
8
6
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
1
2
4
4
4
4
3
1
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
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 (%)

7
3
5
5
0
0
0
0
0
0
0
3
3
3
1
1
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
4
4
4
4
4
4
7
7
7
7
7
7
4
5
4
4
4
5
4
5
5

Dew Point (°C)

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

Relative Humidity (%)

94
94
94
96
94
96
93
90
87
88
90
91
93
93
91
91
91
91
91
91
93
91
91
91

Pressure (mb)

1031
1032
1033
1034
1035
1036
1036
1037
1037
1038
1038
1039
1039
1040
1041
1041
1042
1042
1042
1043
1043
1043
1043
1044

Ozone (du)

306
306
305
307
308
310
311
312
313
315
316
318
318
318
318
317
315
314
312
310
308
306
305
303

Saturday 16

Waxing Crescent 17%

12:05

20:17

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

Sun - Rise: 08:42, Set: 16:27, Transit: 12:35. Moon - Rise: 12:05, Set: 20:17. Civil Dark: 17:08 - 08:01. Nautical Dark: 17:52 - 07:17. Astro Dark: 18:33 - 06:36

Total Clouds (% Sky Obscured)

19
23
28
34
31
24
16
9
7
3
2
0
0
2
4
6
11
13
23
35

Low Clouds (% Sky Obscured)

19
25
32
39
51
39
30
23
19
19
19
24
24
24
27
29
28
29
30
33

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
10
20
30

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
6
15
25
27
29
35

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 (%)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

93
91
91
93
91
91
88
85
83
83
86
88
89
89
91
89
89
89
88
86

Pressure (mb)

1044
1044
1044
1044
1045
1045
1045
1045
1045
1044
1044
1044
1044
1044
1044
1044
1043
1043
1043
1043

Ozone (du)

301
298
296
293
289
286
283
280
278
276
274
272
270
268
266
265
265
264
263
262

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

Generated: 10/12/23 05:26:47. Forecast: 10/12/23 to 16/12/23. Timezone: UTC+1.00