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Surf Forecasts:

Grandma's surf break

Grandma's surfForecast / HAW – Maui / USA

information circle48hr Weather and Surf, issued 7 pm Friday 06 Feb 2026 HST
Forecast update in hr  min  s Forecast update imminent
Grandma's surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Grandma's sea temperature is
25.2° C
 (Which is slightly warmer than usual)

How big are the waves at Grandma's today?

The current surf forecast for Grandma's at 1AM is: 1.3m 14s primary swell from a Northwest direction and 0.3m 14s secondary swell from a South-southwest direction, 0.3m 4s secondary swell from a South direction (forecast issued at 07:00pm February 06). The wind direction is predicted to be cross-offshore and the swell rating is 3.

Time (HST) & DateWave HeightWave Period
Morning (07 Feb)3.5ft (1.0m)13s
Afternoon (07 Feb)3ft (0.9m)15s
Evening (07 Feb)2.5ft (0.8m)14s

Table - waves today at Grandma's. (Swell directed towards the surf break)

Updates in  hr  min  s Forecast update imminent 
12 DaysHourly
Print Table
Friday
06
Saturday
07
Sunday
08
Monday
09
5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM5 PM8 PM11 PM2 AM5 AM8 AM11 AM2 PM
Rating
(10 max)
1
3
3
3
2
2
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
See all maps
Wave Height (m) & direction (?)
1.1
NW
1.2
NW
1.3
NW
1.3
NW
1.2
NW
1
NW
0.8
NW
0.9
NW
0.9
NW
0.8
NW
0.8
NW
0.7
NW
0.7
NW
0.6
NW
0.6
NW
0.6
NW
0.4
NW
0.3
SE
0.2
WNW
0.5
NNW
0.5
SE
0.2
SSW
0.7
N
0.7
N
Period(s) (?)1516141414131315141414141313131313612127191111
Wave
Graph
(?)Metric surfscale
Energy kJ (?)525692668632518325235380341281281184168108106104425140253700
Wind
(km/h)
10
SSW
0
WSW
5
NNE
10
N
10
NNE
15
NNE
20
N
30
NNE
30
NNE
30
NNE
30
NNE
30
NNE
30
NNE
35
NNE
35
NNE
35
NE
25
NE
25
NE
35
NE
30
NE
30
NE
30
NE
35
NE
30
NE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onglassglasscross-
off		offoffcross-
off		cross-
off		cross-
off		cross-
off		cross-
off		offoffoffoffoffoffoffoffoffoffoffoffoff
High Tide
/ height (m)
8:10PM
0.48
7:16AM
0.41
9:13PM
0.51
7:55AM
0.34
10:19PM
0.55
9:00AM
0.27
Low Tide
/ height (m)
1:36AM
0.20
1:41PM
0.01
2:58AM
0.24
2:23PM
0.02
4:59AM
0.25
Friday
06
Saturday
07
Sunday
08
Monday
09
Sunrise-----7:00-------7:00-------6:58--
Sunset6:19-------6:20-------6:20-------
part cloud
part cloud
rain showers
rain showers
rain showers
rain showers
rain showers
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
light rain
mod rain
mod rain
light rain
light rain
light rain
light rain
light rain
light rain
Rain (mm)
--1121132233221366312321
Temp. °C232323212121222119202020201920202021212121202122
Feels °C (?)242625222221211815171717171415161819171818161719
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Grandma's surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

View detailed surf forecast for Grandma's at:
surf-forecast.com

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