Spain · Europe
Naval Station Rota
Which days in January 2027 would work for a D-Day style landing here? Each day is rated
GO, MARGINAL or NO-GO on the things the 1944 planners needed: calm seas, moonlight for the airborne drop,
low tide at dawn and light winds.
Best day to land
Friday Jan 22
✓ GO78/100
🌕 99% moon ·
4.5 ft waves
· low tide 08:22
Climate outlook
Next GO day
Wed Jan 20
Score 75 · Climate outlook
Days this month
4 ✓ GO20 ! MARGINAL7 ✕ NO-GO
Tides here
7.0 ft
Average daily range. Big enough that dawn low-tide timing is scored.
January 2027
✓ GO! MARGINAL✕ NO-GO
1
OUTLOOK
✕ NO-GO 48
🌗 46%
🌊 4ft
2
OUTLOOK
✕ NO-GO 49
🌘 35%
🌊 4ft
3
OUTLOOK
! MARGINAL 53
🌘 26%
🌊 5ft
4
OUTLOOK
! MARGINAL 56
🌘 17%
🌊 5ft
5
OUTLOOK
! MARGINAL 58
🌘 10%
🌊 5ft
6
OUTLOOK
! MARGINAL 58
🌘 4%
🌊 5ft
7
OUTLOOK
! MARGINAL 59
🌘 1%
🌊 5ft
8
OUTLOOK
! MARGINAL 61
🌑 0%
🌊 5ft
9
OUTLOOK
! MARGINAL 62
🌒 1%
🌊 4ft
10
OUTLOOK
! MARGINAL 60
🌒 5%
🌊 4ft
11
OUTLOOK
! MARGINAL 57
🌒 10%
🌊 4ft
12
OUTLOOK
! MARGINAL 54
🌒 17%
🌊 4ft
13
OUTLOOK
! MARGINAL 50
🌒 26%
🌊 5ft
14
OUTLOOK
✕ NO-GO 47
🌒 36%
🌊 5ft
15
OUTLOOK
! MARGINAL 51
🌓 46%
🌊 5ft
16
OUTLOOK
! MARGINAL 58
🌓 57%
🌊 5ft
17
OUTLOOK
! MARGINAL 60
🌔 67%
🌊 5ft
18
OUTLOOK
! MARGINAL 66
🌔 77%
🌊 5ft
19
OUTLOOK
! MARGINAL 70
🌔 85%
🌊 5ft
20
OUTLOOK
✓ GO 75
🌔 92%
🌊 4ft
21
OUTLOOK
✓ GO 78
🌔 97%
🌊 4ft
22
OUTLOOK
✓ GO 78
🌕 99%
🌊 4ft
23
OUTLOOK
✓ GO 78
🌕 100%
🌊 4ft
24
OUTLOOK
! MARGINAL 73
🌖 98%
🌊 4ft
25
OUTLOOK
! MARGINAL 69
🌖 94%
🌊 4ft
26
OUTLOOK
! MARGINAL 64
🌖 88%
🌊 4ft
27
OUTLOOK
! MARGINAL 59
🌖 81%
🌊 4ft
28
OUTLOOK
✕ NO-GO 50
🌖 72%
🌊 4ft
29
OUTLOOK
✕ NO-GO 41
🌖 62%
🌊 4ft
30
OUTLOOK
✕ NO-GO 40
🌗 51%
🌊 4ft
31
OUTLOOK
✕ NO-GO 43
🌗 41%
🌊 4ft
REC recorded weather for past days · FCST live forecast ·
OUTLOOK beyond the forecast: scored against the same week in past years, with this year's real moon and tides.
Select a day for the full breakdown.
Daily score
Dashed lines mark the GO (75) and MARGINAL (50) thresholds. Faded bars are past days.
0
50
75
100
Fri Jan 1: NO-GO, 48/100 (Climate outlook)
1
Sat Jan 2: NO-GO, 49/100 (Climate outlook)
Sun Jan 3: MARGINAL, 53/100 (Climate outlook)
Mon Jan 4: MARGINAL, 56/100 (Climate outlook)
Tue Jan 5: MARGINAL, 58/100 (Climate outlook)
5
Wed Jan 6: MARGINAL, 58/100 (Climate outlook)
Thu Jan 7: MARGINAL, 59/100 (Climate outlook)
Fri Jan 8: MARGINAL, 61/100 (Climate outlook)
Sat Jan 9: MARGINAL, 62/100 (Climate outlook)
Sun Jan 10: MARGINAL, 60/100 (Climate outlook)
10
Mon Jan 11: MARGINAL, 57/100 (Climate outlook)
Tue Jan 12: MARGINAL, 54/100 (Climate outlook)
Wed Jan 13: MARGINAL, 50/100 (Climate outlook)
Thu Jan 14: NO-GO, 47/100 (Climate outlook)
Fri Jan 15: MARGINAL, 51/100 (Climate outlook)
15
Sat Jan 16: MARGINAL, 58/100 (Climate outlook)
Sun Jan 17: MARGINAL, 60/100 (Climate outlook)
Mon Jan 18: MARGINAL, 66/100 (Climate outlook)
Tue Jan 19: MARGINAL, 70/100 (Climate outlook)
Wed Jan 20: GO, 75/100 (Climate outlook)
20
Thu Jan 21: GO, 78/100 (Climate outlook)
Fri Jan 22: GO, 78/100 (Climate outlook)
Sat Jan 23: GO, 78/100 (Climate outlook)
Sun Jan 24: MARGINAL, 73/100 (Climate outlook)
Mon Jan 25: MARGINAL, 69/100 (Climate outlook)
25
Tue Jan 26: MARGINAL, 64/100 (Climate outlook)
Wed Jan 27: MARGINAL, 59/100 (Climate outlook)
Thu Jan 28: NO-GO, 50/100 (Climate outlook)
Fri Jan 29: NO-GO, 41/100 (Climate outlook)
Sat Jan 30: NO-GO, 40/100 (Climate outlook)
30
Sun Jan 31: NO-GO, 43/100 (Climate outlook)
Best days to land in January 2027
ranked
1
Fri Jan 22Climate outlook · GO in 69% of past years
✓ GO78
🌕 99%
· 4.5 ft
· 14 mph
· low 08:22
2
Thu Jan 21Climate outlook · GO in 69% of past years
✓ GO78
🌔 97%
· 4.5 ft
· 14 mph
· low 07:40
3
Sat Jan 23Climate outlook · GO in 66% of past years
✓ GO78
🌕 100%
· 4.5 ft
· 14 mph
· low 08:57
4
Wed Jan 20Climate outlook · GO in 66% of past years
✓ GO75
🌔 92%
· 4.5 ft
· 14 mph
· low 06:59
5
Sun Jan 24Climate outlook · GO in 63% of past years
! MARGINAL73
🌖 98%
· 4.5 ft
· 14 mph
· low 09:39
6
Tue Jan 19Climate outlook · GO in 60% of past years
! MARGINAL70
🌔 85%
· 4.6 ft
· 14 mph
· low 06:11
7
Mon Jan 25Climate outlook · GO in 60% of past years
! MARGINAL69
🌖 94%
· 4.5 ft
· 14 mph
· low 10:14
8
Mon Jan 18Climate outlook · GO in 43% of past years
! MARGINAL66
🌔 77%
· 4.6 ft
· 11 mph
· low 05:12
9
Tue Jan 26Climate outlook · GO in 54% of past years
! MARGINAL64
🌖 88%
· 4.5 ft
· 14 mph
· low 10:55
10
Sat Jan 9Climate outlook · GO in 0% of past years
! MARGINAL62
🌒 1%
· 4.3 ft
· 12 mph
· low 09:20
All sites, January 2027
GO days left and each site's best
Data updated 2026-11-08 11:10 UTC · times shown are local to the site (Europe/Madrid).