Clear Outside v1.0 - International Weather Forecasts For Astronomers

Tuesday 23

Waxing Crescent 12%

11:11

19:47

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 OK
21 OK
22 OK
23 OK
00 OK
01 OK

Sun - Rise: 08:42, Set: 16:25, Transit: 12:33. Moon - Rise: 11:11, Set: 19:47. Civil Dark: 17:06 - 08:01. Nautical Dark: 17:50 - 07:17. Astro Dark: 18:31 - 06:35

Total Clouds (% Sky Obscured)

100
96
96
99
92
87
76
72
81
88
89
67
83
83
77
67
60
58
27
18
34
38
22
24

Low Clouds (% Sky Obscured)

48
57
67
65
53
57
57
59
71
88
89
59
54
54
55
48
42
47
23
16
31
38
22
24

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
0
0

High Clouds (% Sky Obscured)

59
58
26
27
21
12
6
3
1
1
2
7
12
10
4
1
2
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 (%)

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 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
9
9
11
12
12
12
13
13
14
14
15
14
15
15
15
14
14
14
14
14
14
14
13

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

83
88
89
86
85
85
86
86
85
80
78
73
76
78
77
77
76
76
76
77
78
80
81
81

Pressure (mb)

1016
1016
1016
1016
1017
1017
1018
1019
1020
1020
1020
1021
1021
1021
1022
1023
1024
1024
1025
1026
1027
1028
1028
1029

Ozone (du)

364
364
364
363
364
363
365
364
365
365
364
360
358
358
358
359
359
361
361
360
361
366
371
379

Wednesday 24

Waxing Crescent 19%

11:27

21:06

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

Sun - Rise: 08:42, Set: 16:26, Transit: 12:34. Moon - Rise: 11:27, Set: 21:06. Civil Dark: 17:07 - 08:01. Nautical Dark: 17:51 - 07:17. Astro Dark: 18:32 - 06:36

Total Clouds (% Sky Obscured)

20
25
31
48
57
65
72
77
70
49
14
25
23
4
5
0
0
0
0
0
0
0
0
0

Low Clouds (% Sky Obscured)

19
24
29
44
52
56
62
62
61
41
13
25
23
4
4
0
0
0
0
0
0
0
0
0

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
0
0

High 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
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 (%)

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 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)

14
14
14
13
13
14
14
15
15
16
16
16
16
16
16
16
16
16
16
16
16
16
17
17

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-3
-4
-4
-3
-3
-4
-4
-3
-3
-3
-4
-5
-6
-7
-8
-9
-9
-10
-11
-12
-13
-15
-16
-17

Relative Humidity (%)

80
77
78
80
81
75
74
75
74
71
65
60
58
54
51
51
50
49
47
43
41
38
36
33

Pressure (mb)

1029
1030
1030
1031
1031
1032
1032
1033
1034
1034
1034
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033
1033

Ozone (du)

385
386
384
382
380
379
376
376
377
376
375
375
373
373
372
372
374
375
371
370
368
369
370
370

Thursday 25

Waxing Crescent 28%

11:40

22:25

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

Sun - Rise: 08:42, Set: 16:26, Transit: 12:34. Moon - Rise: 11:40, Set: 22:25. Civil Dark: 17:07 - 08:01. Nautical Dark: 17:51 - 07:17. Astro Dark: 18:33 - 06:36

Total 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
0
0

Low 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
0
0

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
0
0

High 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
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 (%)

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 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)

16
16
16
16
16
16
16
16
16
16
16
15
15
15
14
14
14
14
13
12
12
12
12
11

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-18
-19
-20
-21
-21
-21
-20
-20
-20
-19
-18
-17
-17
-16
-16
-17
-17
-18
-17
-17
-17
-17
-16
-16

Relative Humidity (%)

31
27
26
25
25
25
26
27
27
27
27
27
28
29
30
30
30
30
31
33
35
35
38
38

Pressure (mb)

1033
1033
1033
1032
1032
1032
1033
1033
1033
1033
1033
1032
1032
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032

Ozone (du)

370
372
368
365
364
361
357
354
350
345
340
338
335
330
329
330
331
333
332
328
324
319
317
316

Friday 26

Waxing Crescent 38%

11:51

23:44

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

Sun - Rise: 08:42, Set: 16:27, Transit: 12:35. Moon - Rise: 11:51, Set: 23:44. Civil Dark: 17:08 - 08:01. Nautical Dark: 17:52 - 07:18. Astro Dark: 18:33 - 06:36

Total Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
1
5
5
0
0
4
5
10
6
12
16
22
20
18
18
11

Low 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
0
0

Medium Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
1
4
4
0
0
4
5
10
6
12
3
3
1
0
0
0

High Clouds (% Sky Obscured)

0
0
0
1
0
0
0
0
0
2
0
0
0
0
0
0
0
9
16
22
20
18
18
11

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 (%)

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 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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-15
-15
-14
-14
-13
-14
-14
-14
-14
-15
-15
-16
-17
-17
-17
-17
-17
-17
-17
-18
-18
-18
-18
-18

Relative Humidity (%)

40
42
43
44
45
45
45
44
40
34
31
28
26
26
27
27
28
29
29
28
28
27
26
26

Pressure (mb)

1032
1032
1031
1031
1031
1031
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1032
1033
1033
1033
1033
1034
1034
1034

Ozone (du)

315
314
312
310
307
305
304
303
303
302
302
301
299
297
296
294
294
293
292
292
291
290
290
288

Saturday 27

First Quarter 49%

12:02

01:06

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

Sun - Rise: 08:43, Set: 16:28, Transit: 12:35. Moon - Rise: 12:02, Set: 01:06. Civil Dark: 17:09 - 08:02. Nautical Dark: 17:53 - 07:18. Astro Dark: 18:34 - 06:36

Total Clouds (% Sky Obscured)

5
0
0
2
0
0
0
0
1
2
2
7
12
17
30
46
64
67
73
76
77
77
78
74

Low Clouds (% Sky Obscured)

0
0
0
0
0
0
0
0
0
0
0
3
6
9
23
36
60
64
68
73
76
76
78
74

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
0
0

High Clouds (% Sky Obscured)

5
0
0
1
0
0
0
0
0
1
1
1
1
2
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
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 (%)

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 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
6
6
5
6
6
5
6
7
7
7
8
8
8
7
7
8
9
7
7
7

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

-18
-18
-17
-15
-14
-11
-9
-7
-4
-2
0
2
2
2
2
1
1
0
1
1
1
1
0
0

Relative Humidity (%)

26
26
27
32
36
44
51
59
71
78
83
89
91
91
93
93
93
93
93
93
93
93
94
96

Pressure (mb)

1034
1034
1034
1034
1033
1033
1033
1034
1034
1034
1033
1033
1032
1032
1032
1031
1031
1031
1031
1031
1031
1031
1031
1031

Ozone (du)

288
289
289
288
289
289
289
288
287
288
289
290
291
292
292
293
294
295
295
296
296
298
299
301

Sunday 28

Waxing Gibbous 61%

12:13

No Set

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

Sun - Rise: 08:43, Set: 16:29, Transit: 12:36. Moon - Rise: 12:13, Set: No Set. Civil Dark: 17:10 - 08:02. Nautical Dark: 17:53 - 07:18. Astro Dark: 18:35 - 06:37

Total Clouds (% Sky Obscured)

71
68
69
69
69
67
65
54
46
39
32
23
12
0
0
0
0
0
0
0
14
29
47
63

Low Clouds (% Sky Obscured)

70
58
57
52
50
49
47
45
42
39
32
23
12
0
0
0
0
0
0
0
14
29
47
63

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
0
0

High 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
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 (%)

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 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)

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

Chance of Frost

Temperature (°C)

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

Feels Like (°C)

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

Dew Point (°C)

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

Relative Humidity (%)

94
94
92
86
78
72
74
74
75
71
69
64
66
70
74
75
77
80
78
78
78
80
83
84

Pressure (mb)

1031
1031
1032
1032
1032
1032
1033
1033
1034
1034
1034
1034
1033
1033
1033
1033
1033
1033
1032
1032
1032
1031
1031
1030

Ozone (du)

299
298
297
296
296
296
299
301
303
305
306
307
306
306
305
304
303
302
301
300
299
298
298
297

Monday 29

Waxing Gibbous 72%

12:27

02:31

Sun - Rise: 08:43, Set: 16:30, Transit: 12:36. Moon - Rise: 12:27, Set: 02:31. Civil Dark: 17:10 - 08:02. Nautical Dark: 17:54 - 07:18. Astro Dark: 18:36 - 06:37

Total Clouds (% Sky Obscured)

Low Clouds (% Sky Obscured)

Medium Clouds (% Sky Obscured)

High Clouds (% Sky Obscured)

ISS Passover

Visibility (miles)

Fog (%)

Precipitation Type

Precipitation Probability (%)

Precipitation Amount (mm)

Wind Speed/Direction (mph)

Chance of Frost

Temperature (°C)

Feels Like (°C)

Dew Point (°C)

Relative Humidity (%)

Pressure (mb)

Ozone (du)

Forecast for Lochem, Gemeente Lochem, Netherlands (52.16,6.41)

Generated: 23/12/25 02:10:59. Forecast: 23/12/25 to 29/12/25. Timezone: UTC+1.00