BEACH GUIDE & 24-HOUR HOUR-BY-HOUR FORECASTGPS 34.9030°, 139.8369°

Mera

ReefJAPAN · CHIBA6-DAY OVERVIEW ONLY

DIRECTION THE BEACH FACES

SSW (200°)

Shoreline orientation determines how cleanly incoming swells wrap and hit the beach.

[ORIENTACAO APROXIMADA // NORMAL DO VENTO OFFSHORE]

DIFFERENTIATION BLOCK 01 // LIVE WEBCAM STAGE & COASTAL RADAR

RADAR DE SWELL SYNOPTIC

[RADAR VETORIAL ATIVO · SEM WEBCAM DIRETA]

Mera

Nenhuma camara em direto num raio de 30 km. A telemetria oceanica e calculada via boia offshore NOAA a 12 km e radar de swell.

RADAR OCEANICO ATIVO

GPS 34.9030°, 139.8369°

ONDA1.3m(SETS 1.6m)

PERIODO11s

ENERGIA515 kJ

SWELLNW 315°

COASTAL MAP · 1ST SWELL & WINDMera · Mon 05 Nov (14:00)GPS 34.9030°, 139.8369° · DIRECTION THE BEACH FACES: SSW (200°)

1ST SWELL (Primary Breaking)Crossed Sea

1.4m [Sets 1.7m] · 12s NW (320°) · 652 kJ

2ND SWELL (Secondary Train)Crossed Sea

1.0m · 12s NW (320°) · 332 kJ

3RD SWELL (Tertiary Train)Crossed Sea

0.3m · 9s N (354°) · 22 kJ

WIND & CURRENT TIDE (14:00)Cross-off

15 km/h (8 kt) ENE · Current Tide 0.91m

DIFFERENTIATION BLOCK 02 // TACTICAL SESSION & HYDRODYNAMICS

Briefing Tatico 72h & Calculadora de Quiver por Energia (kJ)

SCANNER DE 72H // 6 JANELAS AM/PM

[JANELA DE OURO 72H · MELHOR SESSAO]SCORE 8.0 / 10

THU 05 Nov

// TARDE (13:30 - 18:00)

Algoritmo de varredura sinotica identificou esta janela como o melhor equilibrio de vento terral, periodo de fundo e potencia hidrodinamica para Mera.

ONDA / SETS

1.4m

Sets 1.7m

PERIODO / SWELL

12s

Fundo oceanico

ENERGIA

652 kJ

Potencia do pico

VENTO / MARE

8kt ENE

CROSS-OFF

HYDRODYNAMIC BOARD MATCHING // BASEADO EM 652 KJ

RECOMENDACAO ATIVA200 - 900 kJ

PERFORMANCE SHORTBOARD / DAILY DRIVER

Janela de energia otima · parede ingreme e pocket critico

Rocker medio continuo com concave simples a duplo. Excelente resposta para transicoes borda-a-borda no espelho da onda.

QUILHAS RECOMENDADAS:Thruster (triquilha standard media em carbono/fibra)

VOLUME / MEDIDAS:Volume padrao proporcional ao surfista (27 - 31L)

ESCALA COMPLETA DE QUIVER POR ENERGIA OCEANICA (kJ):

GROVELER

< 200 kJ

SHORTBOARD

200 - 900 kJ

STEP_UP

900 - 1800 kJ

GUN

>= 1800 kJ

DIFFERENTIATION BLOCK 03 // OCEANIC SWELL SPECTRA

Ficha de Telemetria da Boia Virtual Offshore NOAA (12 km)

[PROJECAO GEODESICA 12KM]

01 // COORDENADAS DA BOIA VIRTUAL

34.8016°, 139.7919°

Vetor de 12.0 km ao largo perpendicular a linha de costa (SSW 200°), evitando mascaramento costeiro de grelha.

COSTA DE ORIGEM: 34.9030°, 139.8369°

02 // GRELHA NOAA AWS S3 GRIB2

global.0p16

RESOLUCAO: 18 KM (0.16°)

NOAA GFS-WAVE 0.16 DEG (3-SWELL) + MFWAM 0.08 DEG

GRELHA DE RECURSO: global.0p25

03 // FATOR DE EMPOLAMENTO & SETS

Ks 1.15x/ Sets 1.24x

Empolamento batimetrico para fundo de Reef. Transforma ondas de aguas profundas na altura real da crista no drop.

SWEET SPOT:1.2m - 2.2m

04 // JANELA ANGULAR DE REFRACAO

135° - 265°

CONE OTIMO: 170° - 230° (60°)

Arco de aceitacao direta de 130°. Ondulacoes de fundo com T >= 11s refratam ate 115° de desvio angular ao redor de pontas costeiras.

PERIODO MIN/IDEAL:>=9s / 12s

DIFFERENTIATION BLOCK 04 // REGIONAL CLUSTER & INTERNAL LINKING

Comparador de Spots Alternativos num Raio de 30 km

3 PICOS MAIS PROXIMOS // HAVERSINE

12.1 KM[ANGULO DIFERENTE]

Chikura

Beach·chiba

ORIENTACAO:SSE (162°)

SWELL IDEAL:SSE

VENTO IDEAL:NNW

MARE:Low Tide Only

[RADAR NOAA]VER PICO ->

14.5 KM[EXPOSICAO SIMILAR]

Uchiboso

Beach·chiba

ORIENTACAO:SSW (203°)

SWELL IDEAL:SSW

VENTO IDEAL:NNE

MARE:Low Tide Only

[RADAR NOAA]VER PICO ->

17.3 KM[ANGULO DIFERENTE]

Wada Rivermouth

Rivermouth·chiba

ORIENTACAO:SSE (158°)

SWELL IDEAL:SSE

VENTO IDEAL:NNW

MARE:Low to Mid Rising

[RADAR NOAA]VER PICO ->

01 // ABOUT THIS WAVE

Bottom Type:Reef

Wave Direction:Left

Wave Consistency:consistent

02 // BEST CONDITIONS

Best Wave Direction:SSW

Best Wind from Land:NNE

Best Tide:Low to Mid Rising

03 // IMPORTANT SAFETY TIPS

Enter & Exit Safely

6-DAY OVERVIEW ONLY

AM · PM · NIGHT

24-HOUR HOUR-BY-HOUR FORECAST

Hourly + 6-Day Overview

Mera — 1. Current Wave Size & Wind

1. Wave Size [Sets]: Sets up to {height}m

2. Period (s): 2. Best Tide Hours to Get In & Out

3. Wave Power (kJ): Wave Power & Size Right Now

4. Wind & Tide: 3. Beach Bottom, Access & Safety Tips

1ST SWELL (Mon 05 Nov)1ST SWELL (Primary Breaking) + 2ND SWELL & 3RD SWELL

1ST SWELLPrimary Breaking

1.4m [Sets 1.7m] · 12s

Power: 652 kJ · NW (320°)

2ND SWELLSecondary Train

1.0m · 12s

Power: 332 kJ · NW (320°)

3RD SWELLTertiary Train

0.3m · 9s

Power: 22 kJ · N (354°)

COASTAL MAP · 1ST SWELL & WINDMera · Mon 05 Nov (14:00)GPS 34.9030°, 139.8369° · DIRECTION THE BEACH FACES: SSW (200°)

1ST SWELL (Primary Breaking)Crossed Sea

1.4m [Sets 1.7m] · 12s NW (320°) · 652 kJ

2ND SWELL (Secondary Train)Crossed Sea

1.0m · 12s NW (320°) · 332 kJ

3RD SWELL (Tertiary Train)Crossed Sea

0.3m · 9s N (354°) · 22 kJ

WIND & CURRENT TIDE (14:00)Cross-off

15 km/h (8 kt) ENE · Current Tide 0.91m

24-HOUR HOUR-BY-HOUR FORECASTMon 05 Nov — 00:00 - 23:00HI: 10:25 (1.8m) / 22:45 (2.0m) · LO: 04:10 (0.3m) / 16:30 (0.4m)

Select Day (24h):

Hour (00h–23h)	00:00	01:00	02:00	03:00	04:00	05:00	06:00	07:00	08:00	09:00	10:00	11:00	12:00	13:00	14:00	15:00	16:00	17:00	18:00	19:00	20:00	21:00	22:00	23:00
Rating (0-10)	7.4	7.4	7.4	7.4	7.4	7.4	7.4	7.4	7.4	7.4	7.4	8.0	8.0	8.0	8.0	8.0	8.0	7.4	7.4	7.4	7.4	7.4	7.4	7.4
1st Swell [Sets] Primary (m · s · kJ)	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.3m [1.6m] NW 11s · 515kJ	1.4m [1.7m] NW 12s · 652kJ	1.4m [1.7m] NW 12s · 652kJ	1.4m [1.7m] NW 12s · 652kJ	1.4m [1.7m] NW 12s · 652kJ	1.4m [1.7m] NW 12s · 652kJ	1.4m [1.7m] NW 12s · 652kJ	1.3m [1.6m] NW 12s · 562kJ	1.3m [1.6m] NW 12s · 562kJ	1.3m [1.6m] NW 12s · 562kJ	1.3m [1.6m] NW 12s · 562kJ	1.3m [1.6m] NW 12s · 562kJ	1.3m [1.6m] NW 12s · 562kJ	1.3m [1.6m] NW 12s · 562kJ
2nd Swell Swell 2	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	0.5m · 9s WNW 62kJ · 293°	1.0m · 12s NW 332kJ · 320°	1.0m · 12s NW 332kJ · 320°	1.0m · 12s NW 332kJ · 320°	1.0m · 12s NW 332kJ · 320°	1.0m · 12s NW 332kJ · 320°	1.0m · 12s NW 332kJ · 320°	0.5m · 10s WNW 69kJ · 290°	0.5m · 10s WNW 69kJ · 290°	0.5m · 10s WNW 69kJ · 290°	0.5m · 10s WNW 69kJ · 290°	0.5m · 10s WNW 69kJ · 290°	0.5m · 10s WNW 69kJ · 290°	0.5m · 10s WNW 69kJ · 290°
3rd Swell Swell 3	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 8s N 20kJ · 349°	0.3m · 9s N 22kJ · 354°	0.3m · 9s N 22kJ · 354°	0.3m · 9s N 22kJ · 354°	0.3m · 9s N 22kJ · 354°	0.3m · 9s N 22kJ · 354°	0.3m · 9s N 22kJ · 354°	0.3m · 9s NNW 22kJ · 346°	0.3m · 9s NNW 22kJ · 346°	0.3m · 9s NNW 22kJ · 346°	0.3m · 9s NNW 22kJ · 346°	0.3m · 9s NNW 22kJ · 346°	0.3m · 9s NNW 22kJ · 346°	0.3m · 9s NNW 22kJ · 346°
Wind (Hourly)	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE13 km/hCross-off	ENE15 km/hCross-off	ENE15 km/hCross-off	ENE15 km/hCross-off	ENE15 km/hCross-off	ENE15 km/hCross-off	ENE15 km/hCross-off	E17 km/hCross-off	E17 km/hCross-off	E17 km/hCross-off	E17 km/hCross-off	E17 km/hCross-off	E17 km/hCross-off	E17 km/hCross-off
Tide & Entry	1.47m ▼ Tide OK ({tide}m)	1.11m ▼ Tide OK ({tide}m)	0.75m ▼ Tide OK ({tide}m)	0.47m ▼ Tide OK ({tide}m)	0.35m ▲ Tide OK ({tide}m)	0.41m ▲ Tide OK ({tide}m)	0.64m ▲ Tide OK ({tide}m)	0.98m ▲ Tide OK ({tide}m)	1.34m ▲ Tide OK ({tide}m)	1.65m ▲ Tide OK ({tide}m)	1.81m ▲ Tide OK ({tide}m)	1.80m ▼ Tide OK ({tide}m)	1.60m ▼ Tide OK ({tide}m)	1.28m ▼ Tide OK ({tide}m)	0.91m ▼ Tide OK ({tide}m)	0.59m ▼ Tide OK ({tide}m)	0.41m ▼ Tide OK ({tide}m)	0.41m ▲ Tide OK ({tide}m)	0.60m ▲ Tide OK ({tide}m)	0.94m ▲ Tide OK ({tide}m)	1.35m ▲ Tide OK ({tide}m)	1.72m ▲ Tide OK ({tide}m)	1.95m ▲ Tide OK ({tide}m)	2.00m ▼ Tide OK ({tide}m)

18 Compared Slots18 Compared Slots

Day // Time	Mon 05 Nov			Tue 06 Nov			Wed 07 Nov			Thu 08 Nov			Fri 09 Nov			Sat 10 Nov
Slot	AM 08:00	PM 14:00	NIGHT 20:00	AM 08:00	PM 14:00	NIGHT 20:00	AM 08:00	PM 14:00	NIGHT 20:00	AM 08:00	PM 14:00	NIGHT 20:00	AM 08:00	PM 14:00	NIGHT 20:00	AM 08:00	PM 14:00	NIGHT 20:00
Rating (0-10)	7.4	8.0	7.4	7.4	8.0	7.4	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0	8.0
1st Swell [Sets] Primary Breaking	1.3m [1.6m]	1.4m [1.7m]	1.3m [1.6m]	1.3m [1.6m]	1.4m [1.7m]	1.3m [1.6m]	1.5m [1.9m]	1.7m [2.1m]	1.6m [2.0m]	1.8m [2.2m]	1.9m [2.4m]	1.8m [2.2m]	1.8m [2.2m]	2.0m [2.5m]	1.9m [2.4m]	1.7m [2.1m]	1.8m [2.2m]	1.7m [2.1m]
1st Swell Dir	NW315°	NW320°	NW312°	NW315°	NW320°	NW312°	NW315°	NW320°	NW312°	NW315°	NW320°	NW312°	NW315°	NW320°	NW312°	NW315°	NW320°	NW312°
1st Period (s)	11s	12s	12s	12s	12s	12s	12s	12s	12s	12s	13s	12s	12s	13s	12s	12s	13s	12s
1st Power (kJ)	515 kJ	652 kJ	562 kJ	562 kJ	652 kJ	562 kJ	748 kJ	961 kJ	851 kJ	1077 kJ	1300 kJ	1077 kJ	1077 kJ	1440 kJ	1200 kJ	961 kJ	1167 kJ	961 kJ
2nd Swell Swell 2 (Size · s · kJ)	0.5m · 9sWNW62 kJ · 293°	1.0m · 12sNW332 kJ · 320°	0.5m · 10sWNW69 kJ · 290°	0.5m · 10sWNW69 kJ · 293°	1.0m · 12sNW332 kJ · 320°	0.5m · 10sWNW69 kJ · 290°	0.5m · 10sWNW69 kJ · 293°	1.2m · 12sNW479 kJ · 320°	0.5m · 10sWNW69 kJ · 290°	0.6m · 10sWNW100 kJ · 293°	1.3m · 13sNW609 kJ · 320°	0.6m · 10sWNW100 kJ · 290°	0.6m · 10sWNW100 kJ · 293°	1.4m · 13sNW706 kJ · 320°	0.7m · 10sWNW136 kJ · 290°	0.6m · 10sWNW100 kJ · 293°	1.2m · 13sNW519 kJ · 320°	0.6m · 10sWNW100 kJ · 290°
3rd Swell Swell 3 (Size · s · kJ)	0.3m · 8sN20 kJ · 349°	0.3m · 9sN22 kJ · 354°	0.3m · 9sNNW22 kJ · 346°	0.3m · 9sN22 kJ · 349°	0.3m · 9sN22 kJ · 354°	0.3m · 9sNNW22 kJ · 346°	0.3m · 9sN22 kJ · 349°	0.3m · 9sN22 kJ · 354°	0.3m · 9sNNW22 kJ · 346°	0.3m · 9sN22 kJ · 349°	0.3m · 10sN25 kJ · 354°	0.3m · 9sNNW22 kJ · 346°	0.3m · 9sN22 kJ · 349°	0.4m · 10sN44 kJ · 354°	0.3m · 9sNNW22 kJ · 346°	0.3m · 9sN22 kJ · 349°	0.3m · 10sN25 kJ · 354°	0.3m · 9sNNW22 kJ · 346°
Wave Shape	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train	Single Train
Wind	ENE13 km/h7 kt	ENE15 km/h8 kt	E17 km/h9 kt	ENE15 km/h8 kt	ENE17 km/h9 kt	E19 km/h10 kt	ENE15 km/h8 kt	ENE17 km/h9 kt	E19 km/h10 kt	ENE13 km/h7 kt	ENE13 km/h7 kt	E15 km/h8 kt	ENE11 km/h6 kt	ENE13 km/h7 kt	E13 km/h7 kt	ENE13 km/h7 kt	ENE15 km/h8 kt	E15 km/h8 kt
Wind Effect	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off	Cross-off
Entry / Exit	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)	In PocketTide OK ({tide}m)
High / Low Tide	HI: 10:25 (1.8m)HI: 22:45 (2.0m) LO: 04:10 (0.3m)LO: 16:30 (0.4m)			HI: 11:20 (2.0m)HI: 23:30 (2.1m) LO: 05:05 (0.2m)LO: 17:20 (0.3m)			HI: 12:00 (2.1m)HI: --:-- LO: 05:50 (0.1m)LO: 18:05 (0.2m)			HI: 00:10 (2.2m)HI: 12:40 (2.2m) LO: 06:25 (0.0m)LO: 18:45 (0.1m)			HI: 00:50 (2.2m)HI: 13:15 (2.2m) LO: 07:00 (-0.0m)LO: 19:15 (0.2m)			HI: 01:20 (2.2m)HI: 13:45 (2.1m) LO: 07:35 (0.0m)LO: 19:50 (0.2m)