Clear Outside v1.0 - International Weather Forecasts For Astronomers

Thursday 13

Waning Crescent 30%

01:27

14:33

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 07:58, Set: 16:48, Transit: 12:22. Moon - Rise: 01:27, Set: 14:33. Civil Dark: 17:26 - 07:20. Nautical Dark: 18:07 - 06:39. Astro Dark: 18:47 - 05:59

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

26
48
51
58
65
79
76
74
80
65
65
89
85
90
87
83
81
79
78
84
81
80
93
94

Medium Clouds (% Sky Obscured)

96
99
100
100
92
86
94
93
96
94
97
100
100
100
100
100
100
100
100
100
100
100
100
97

High Clouds (% Sky Obscured)

1
21
6
22
14
19
24
50
75
41
74
52
23
100
100
100
100
100
100
100
100
89
78
100

ISS Passover

Visibility (miles)

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

Precipitation Probability (%)

36
62
95
50
39
14
15
21
25
18
24
80
95
95
95
95
95
95
95
95
95
95
88
86

Precipitation Amount (mm)

0
0.3
2.3
0.2
0
0
0
0
0
0
0
0.5
1.6
2.2
1
0.9
1
1.4
1.2
1.6
1.6
1
0.3
0.4

Wind Speed/Direction (mph)

12
11
11
10
11
10
8
7
7
5
3
3
4
2
4
5
6
6
3
6
7
7
8
10

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

10
10
10
10
10
12
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11
11

Relative Humidity (%)

73
71
75
76
82
90
90
90
93
93
92
93
96
96
98
98
98
95
93
98
98
98
98
96

Pressure (mb)

1009
1009
1010
1010
1010
1010
1010
1010
1010
1011
1011
1010
1010
1010
1010
1009
1009
1008
1008
1008
1007
1007
1008
1008

Ozone (du)

268
269
271
270
269
271
273
275
277
279
281
282
281
279
279
280
279
278
278
277
277
278
278
279

Friday 14

Waning Crescent 21%

02:40

14:43

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:00, Set: 16:47, Transit: 12:22. Moon - Rise: 02:40, Set: 14:43. Civil Dark: 17:24 - 07:22. Nautical Dark: 18:06 - 06:41. Astro Dark: 18:46 - 06:01

Total Clouds (% Sky Obscured)

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

Low Clouds (% Sky Obscured)

92
96
100
100
100
100
100
97
90
83
85
88
81
86
89
100
90
98
100
100
100
100
100
100

Medium Clouds (% Sky Obscured)

100
95
100
100
100
97
100
96
100
100
95
100
97
89
78
96
92
89
99
82
90
99
67
45

High Clouds (% Sky Obscured)

100
100
100
100
100
100
100
100
100
100
100
26
25
100
100
100
14
15
10
12
4
5
8
10

ISS Passover

Visibility (miles)

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

Precipitation Type

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

Precipitation Probability (%)

95
95
47
53
42
39
33
56
52
56
57
50
54
49
63
67
45
33
47
26
31
34
27
13

Precipitation Amount (mm)

0.6
0.7
0
0
0
0
0
0.3
0
0.2
0.2
0
0
0
0.2
0.3
0
0
0.4
0
0
0
0
0

Wind Speed/Direction (mph)

12
14
13
13
13
14
15
15
15
16
16
14
15
16
15
14
14
15
16
14
13
13
12
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

8
7
7
7
5
4
4
4
3
2
1
2
2
0
1
0
0
0
-1
0
1
1
1
1

Dew Point (°C)

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

Relative Humidity (%)

95
95
95
93
93
93
93
91
93
91
91
90
90
90
90
90
90
90
90
88
88
90
90
88

Pressure (mb)

1008
1008
1008
1007
1008
1008
1008
1009
1009
1009
1009
1010
1010
1010
1010
1010
1011
1010
1011
1011
1012
1012
1013
1013

Ozone (du)

280
279
279
280
281
281
283
284
287
291
293
293
291
290
289
288
288
287
287
288
288
287
287
286

Saturday 15

Waning Crescent 13%

03:52

14:52

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:01, Set: 16:46, Transit: 12:23. Moon - Rise: 03:52, Set: 14:52. Civil Dark: 17:23 - 07:24. Nautical Dark: 18:05 - 06:42. Astro Dark: 18:45 - 06:02

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
99
99
97

Low Clouds (% Sky Obscured)

100
100
100
100
100
100
91
100
100
100
100
100
100
94
94
99
100
100
100
100
100
99
99
97

Medium Clouds (% Sky Obscured)

62
82
33
50
51
51
58
63
71
88
77
69
54
49
44
9
2
0
0
0
0
0
0
0

High Clouds (% Sky Obscured)

16
67
38
100
93
100
100
84
100
93
90
91
97
75
59
7
3
27
66
55
45
55
44
55

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
1
11
4
0
0
0
0
0
0
1
1
1
1
1
0
0
0
1
0
1
2
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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

2
2
2
2
2
3
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
2
1
2

Dew Point (°C)

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

Relative Humidity (%)

87
87
87
87
90
90
88
90
88
88
88
87
88
88
90
88
88
88
86
86
86
85
81
76

Pressure (mb)

1013
1013
1013
1013
1013
1012
1012
1012
1013
1013
1013
1013
1013
1012
1012
1012
1012
1012
1012
1012
1012
1012
1012
1013

Ozone (du)

285
284
281
281
280
279
280
279
280
281
281
281
283
284
286
287
287
288
290
290
293
295
296
301

Sunday 16

Waning Crescent 8%

05:05

15:02

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

Sun - Rise: 08:03, Set: 16:44, Transit: 12:23. Moon - Rise: 05:05, Set: 15:02. Civil Dark: 17:22 - 07:25. Nautical Dark: 18:04 - 06:44. Astro Dark: 18:44 - 06:04

Total Clouds (% Sky Obscured)

95
94
96
98
86
80
86
94
71
46
22
27
36
46
60
76
90
84
77
72
62
58
21
25

Low Clouds (% Sky Obscured)

95
93
91
93
81
71
78
86
70
46
22
27
36
40
60
72
81
74
68
62
46
33
21
25

Medium Clouds (% Sky Obscured)

0
2
29
20
26
24
27
26
17
10
0
0
0
0
15
29
67
74
57
42
40
42
0
0

High Clouds (% Sky Obscured)

60
65
60
65
20
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
6
5
7
8
8
4
6
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
Light Rain
None
None
None
None
None
Very Light Rain
Very Light Rain
Very Light Rain
Very Light Rain
None
None
None
None

Precipitation Probability (%)

1
0
0
0
0
1
5
0
5
32
54
25
7
28
39
41
49
48
49
46
40
13
3
11

Precipitation Amount (mm)

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

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
65
62
59
64
72
76
75
73
74
76
76
70
68
73
70
70
72
68
68
70
71
72
75

Pressure (mb)

1013
1012
1012
1012
1012
1012
1012
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1013
1014
1014
1015
1015
1016
1017

Ozone (du)

306
308
303
297
295
291
290
288
278
273
274
282
292
297
299
302
305
308
310
314
314
309
302
295

Monday 17

Waning Crescent 3%

06:18

15:12

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

Sun - Rise: 08:05, Set: 16:43, Transit: 12:23. Moon - Rise: 06:18, Set: 15:12. Civil Dark: 17:21 - 07:27. Nautical Dark: 18:02 - 06:45. Astro Dark: 18:42 - 06:05

Total Clouds (% Sky Obscured)

27
29
28
24
24
27
31
49
47
30
26
38
32
30
44
56
72
66
61
59
71
85
99
98

Low Clouds (% Sky Obscured)

27
29
28
24
24
27
31
49
46
30
25
38
32
30
44
56
72
65
58
54
59
64
70
79

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
19
37
56
69
79
90
90

High Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
2
0
0
8
16
23
38
53
68
45

ISS Passover

Visibility (miles)

9
9
9
9
9
9
9
9
9
9
9
9
9
9
8
9
9
9
9
9
9
9
8
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
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None
None

Precipitation Probability (%)

1
1
2
1
0
0
2
0
2
2
4
7
8
13
20
20
16
19
17
12
20
26
32
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)

9
10
11
9
7
6
4
4
5
5
5
5
5
5
5
5
6
6
6
7
7
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

69
63
58
55
60
66
70
72
73
73
75
76
76
76
76
79
83
85
88
89
91
89
91
89

Pressure (mb)

1018
1019
1019
1020
1020
1021
1021
1021
1022
1022
1022
1022
1022
1022
1022
1022
1021
1021
1020
1020
1020
1019
1019
1019

Ozone (du)

292
289
289
289
287
288
290
290
290
288
287
287
289
288
287
280
274
267
267
267
266
273
279
286

Tuesday 18

Waning Crescent 3%

07:32

15:25

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
07 Bad
08 Bad
09 Bad
10 Bad

Sun - Rise: 08:07, Set: 16:42, Transit: 12:23. Moon - Rise: 07:32, Set: 15:25. Civil Dark: 17:20 - 07:28. Nautical Dark: 18:01 - 06:47. Astro Dark: 18:42 - 06:06

Total Clouds (% Sky Obscured)

98
97
84
71
61
69
75
83
77
72
69
55
46
34
36
45
54
72
83
94
96
98
100
80

Low Clouds (% Sky Obscured)

88
96
81
67
54
61
69
76
57
33
11
16
20
24
30
39
48
46
39
37
34
28
25
23

Medium Clouds (% Sky Obscured)

90
90
74
58
43
57
64
74
76
72
69
55
46
34
36
45
54
72
83
84
85
85
80
61

High Clouds (% Sky Obscured)

23
0
0
0
0
0
0
0
5
14
24
25
25
30
24
11
2
25
49
73
82
90
99
69

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3
0
3
5
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 (%)

38
37
34
30
26
23
20
9
16
16
8
14
15
9
17
18
13
23
29
34
42
41
34
36

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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

3
3
2
2
2
2
1
1
1
2
2
2
2
2
2
2
2
1
2
2
2
2
2
2

Relative Humidity (%)

82
76
70
71
71
72
74
76
78
80
82
83
86
89
91
91
91
89
93
94
94
96
94
94

Pressure (mb)

1018
1018
1017
1017
1016
1015
1015
1015
1014
1014
1013
1013
1012
1012
1011
1011
1010
1010
1009
1008
1008
1008
1007
1007

Ozone (du)

287
288
289
293
298
303
301
299
296
294
291
288
291
295
298
301
303
305
306
307
308
308
308
308

Wednesday 19

Waning Crescent 1%

08:46

15:41

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: 08:08, Set: 16:40, Transit: 12:23. Moon - Rise: 08:46, Set: 15:41. Civil Dark: 17:19 - 07:30. Nautical Dark: 18:00 - 06:48. Astro Dark: 18:41 - 06:08

Total Clouds (% Sky Obscured)

55
29
42
54
67
78
89
100
98
96
94
91
86
76
84
92
100
100
99
99

Low Clouds (% Sky Obscured)

26
28
24
15
5
9
10
11
12
11
9
6
3
1
25
48
72
73
78
83

Medium Clouds (% Sky Obscured)

41
27
33
45
57
72
86
100
93
84
77
61
46
36
57
79
100
93
86
80

High Clouds (% Sky Obscured)

41
12
12
13
13
39
61
85
80
65
45
45
30
15
10
5
10
17
24
27

ISS Passover

Visibility (miles)

8
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
9
6
3

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
Snow
Snow

Precipitation Probability (%)

35
31
28
28
28
29
25
19
18
15
7
7
7
1
3
3
2
37
61
83

Precipitation Amount (mm)

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0.4
0.8

Wind Speed/Direction (mph)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

89
88
85
83
82
79
83
88
91
93
93
93
93
93
93
91
91
91
93
96

Pressure (mb)

1006
1006
1005
1005
1004
1004
1003
1003
1003
1003
1002
1002
1002
1001
1001
1001
1000
1000
999
999

Ozone (du)

320
332
343
346
348
351
343
335
327
329
330
331
328
325
323
323
323
323
319
316

Forecast for Amersfoort, Gemeente Amersfoort, Netherlands (52.16,5.39)

Generated: 13/11/25 11:32:57. Forecast: 13/11/25 to 19/11/25. Timezone: UTC+1.00