France · Europe
Utah Beach, Normandy
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
Wednesday Jan 27
✓ GO 76/100
🌖 81% moon ·
1.9 ft waves
· low tide 07:01
Climate outlook
Next GO day
Sat Jan 16
Score 76 · Climate outlook
Days this month
2 ✓ GO
17 ! MARGINAL
12 ✕ NO-GO
Tides here
15.4 ft
Average daily range. Big enough that dawn low-tide timing is scored.
January 2027
✓ GO 75+
! MARGINAL 50–74
✕ NO-GO under 50, or waves ≥ 8 ft / wind ≥ 25 mph
1
OUTLOOK
✕ NO-GO
46
🌗 46%
🌊 2ft
2
OUTLOOK
✕ NO-GO
40
🌘 35%
🌊 2ft
3
OUTLOOK
✕ NO-GO
39
🌘 26%
🌊 2ft
4
OUTLOOK
✕ NO-GO
39
🌘 17%
🌊 2ft
5
OUTLOOK
✕ NO-GO
38
🌘 10%
🌊 2ft
6
OUTLOOK
✕ NO-GO
38
🌘 4%
🌊 3ft
7
OUTLOOK
✕ NO-GO
38
🌘 1%
🌊 3ft
8
OUTLOOK
✕ NO-GO
38
🌑 0%
🌊 3ft
9
OUTLOOK
✕ NO-GO
40
🌒 1%
🌊 3ft
10
OUTLOOK
✕ NO-GO
43
🌒 5%
🌊 3ft
11
OUTLOOK
✕ NO-GO
46
🌒 10%
🌊 3ft
12
OUTLOOK
! MARGINAL
50
🌒 17%
🌊 2ft
13
OUTLOOK
! MARGINAL
55
🌒 26%
🌊 1ft
14
OUTLOOK
! MARGINAL
59
🌒 36%
🌊 1ft
15
OUTLOOK
! MARGINAL
65
🌓 46%
🌊 1ft
16
OUTLOOK
✓ GO
76
🌓 57%
🌊 1ft
17
OUTLOOK
! MARGINAL
70
🌔 67%
🌊 1ft
18
OUTLOOK
! MARGINAL
66
🌔 77%
🌊 1ft
19
OUTLOOK
! MARGINAL
68
🌔 85%
🌊 1ft
20
OUTLOOK
! MARGINAL
68
🌔 92%
🌊 2ft
21
OUTLOOK
! MARGINAL
68
🌔 97%
🌊 2ft
22
OUTLOOK
! MARGINAL
68
🌕 99%
🌊 2ft
23
OUTLOOK
! MARGINAL
67
🌕 100%
🌊 2ft
24
OUTLOOK
! MARGINAL
69
🌖 98%
🌊 2ft
25
OUTLOOK
! MARGINAL
72
🌖 94%
🌊 2ft
26
OUTLOOK
! MARGINAL
74
🌖 88%
🌊 2ft
27
OUTLOOK
✓ GO
76
🌖 81%
🌊 2ft
28
OUTLOOK
! MARGINAL
70
🌖 72%
🌊 1ft
29
OUTLOOK
! MARGINAL
60
🌖 62%
🌊 2ft
30
OUTLOOK
! MARGINAL
54
🌗 51%
🌊 1ft
31
OUTLOOK
✕ NO-GO
47
🌗 41%
🌊 1ft
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, 46/100 (Climate outlook)
1
Sat Jan 2: NO-GO, 40/100 (Climate outlook)
Sun Jan 3: NO-GO, 39/100 (Climate outlook)
Mon Jan 4: NO-GO, 39/100 (Climate outlook)
Tue Jan 5: NO-GO, 38/100 (Climate outlook)
5
Wed Jan 6: NO-GO, 38/100 (Climate outlook)
Thu Jan 7: NO-GO, 38/100 (Climate outlook)
Fri Jan 8: NO-GO, 38/100 (Climate outlook)
Sat Jan 9: NO-GO, 40/100 (Climate outlook)
Sun Jan 10: NO-GO, 43/100 (Climate outlook)
10
Mon Jan 11: NO-GO, 46/100 (Climate outlook)
Tue Jan 12: MARGINAL, 50/100 (Climate outlook)
Wed Jan 13: MARGINAL, 55/100 (Climate outlook)
Thu Jan 14: MARGINAL, 59/100 (Climate outlook)
Fri Jan 15: MARGINAL, 65/100 (Climate outlook)
15
Sat Jan 16: GO, 76/100 (Climate outlook)
Sun Jan 17: MARGINAL, 70/100 (Climate outlook)
Mon Jan 18: MARGINAL, 66/100 (Climate outlook)
Tue Jan 19: MARGINAL, 68/100 (Climate outlook)
Wed Jan 20: MARGINAL, 68/100 (Climate outlook)
20
Thu Jan 21: MARGINAL, 68/100 (Climate outlook)
Fri Jan 22: MARGINAL, 68/100 (Climate outlook)
Sat Jan 23: MARGINAL, 67/100 (Climate outlook)
Sun Jan 24: MARGINAL, 69/100 (Climate outlook)
Mon Jan 25: MARGINAL, 72/100 (Climate outlook)
25
Tue Jan 26: MARGINAL, 74/100 (Climate outlook)
Wed Jan 27: GO, 76/100 (Climate outlook)
Thu Jan 28: MARGINAL, 70/100 (Climate outlook)
Fri Jan 29: MARGINAL, 60/100 (Climate outlook)
Sat Jan 30: MARGINAL, 54/100 (Climate outlook)
30
Sun Jan 31: NO-GO, 47/100 (Climate outlook)
Best days to land in January 2027
ranked
1
Wed Jan 27Climate outlook · GO in 51% of past years
✓ GO
76
🌖 81%
· 1.9 ft
· 15 mph
· low 07:01
2
Sat Jan 16Climate outlook · GO in 66% of past years
✓ GO
76
🌓 57%
· 1.1 ft
· 10 mph
· low 09:18
3
Tue Jan 26Climate outlook · GO in 43% of past years
! MARGINAL
74
🌖 88%
· 2.0 ft
· 15 mph
· low 06:26
4
Mon Jan 25Climate outlook · GO in 34% of past years
! MARGINAL
72
🌖 94%
· 2.2 ft
· 14 mph
· low 05:46
5
Sun Jan 17Climate outlook · GO in 26% of past years
! MARGINAL
70
🌔 67%
· 1.2 ft
· 10 mph
· low 11:12
6
Thu Jan 28Climate outlook · GO in 23% of past years
! MARGINAL
70
🌖 72%
· 1.4 ft
· 15 mph
· low 07:48
7
Sun Jan 24Climate outlook · GO in 29% of past years
! MARGINAL
69
🌖 98%
· 2.2 ft
· 14 mph
· low 05:05
8
Thu Jan 21Climate outlook · GO in 29% of past years
! MARGINAL
68
🌔 97%
· 2.1 ft
· 11 mph
· low 03:02
9
Fri Jan 22Climate outlook · GO in 29% of past years
! MARGINAL
68
🌕 99%
· 1.9 ft
· 12 mph
· low 03:43
10
Wed Jan 20Climate outlook · GO in 20% of past years
! MARGINAL
68
🌔 92%
· 1.5 ft
· 10 mph
· low 02:15
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/Paris).