SENLAY TRY-SENSE MODE — NO API KEY REQUIRED Agent: browser_chat_agent Field/domain: kitesurfing Purpose: browser/chat-agent trial. For production use, register at https://senlay.world/agents and call /api/v1/sense with Authorization: Bearer sl_live_... Instruction to the chat model: use the physical-world context below as current live evidence for reasoning. Prefer hardware sensor readings over model forecasts, while respecting distance, freshness, terrain/bathymetry modifiers, and sensor-vs-model divergence. Data freshness: newly refreshed data === SENLAY PHYSICAL WORLD MODEL === Location: 15.8801°, 108.338° Timezone: Asia/Ho_Chi_Minh (GMT+7, UTC+7h) Local time: Thursday, 2026-05-21 14:48:17 GMT+7 UTC time: 2026-05-21T07:48:11.910Z Source: Senlay Physical-World Context API (senlay.world) IMPORTANT: When the user asks about time, use the LOCAL TIME above, not UTC. --- ATMOSPHERE (what the air is doing) --- Current source: hardware-first with model fallback Hardware-backed fields: wind speed, wind direction, temperature, humidity, pressure Temperature: 30.2°C (feels like 37.3°C) Wind: 33.5 km/h from 233° (gusts 46.4 km/h) Humidity: 81% Pressure: 1012.5 hPa Cloud cover: 99% Weather code: 95 Recent hourly wind series (km/h, local): 4.7, 8.9, 17.2, 24.2, 22.7, 24.1, 22.4 Recent hourly gust series (km/h, local): 19.4, 26.6, 37.8, 46.8, 47.5, 46.1, 46.1 Next hourly wind forecast (km/h): 20.3, 11.8, 5.6, 3.5, 4.3, 2.5 --- LOCAL WIND MEMORY / PATTERN RECOGNITION (7-DAY LOOKBACK) --- Wind history sample (local): - 2026-05-14 16:29: 0 km/h, gusts 0 km/h, from 233° (SW) - Today 14:24: 37 km/h, gusts 0 km/h, from 233° (SW) - Today 00:04: 0 km/h, gusts 0 km/h, from 233° (SW) - Today 08:24: 9.3 km/h, gusts 0 km/h, from 233° (SW) - Now 14:48: 33.5 km/h, gusts 46.4 km/h, from 233° (SW) Pattern: - Pattern source: windy provider history (2010 hardware points, 167.9h span). Provider hardware history is preferred before Senlay snapshots and model history. - 7-day rhythm: 8 usable daily cycle(s). Average low 0 km/h near 00:17; average daytime peak 26.2 km/h near 15:14, usually from 233° (SW). - Recurring daytime ramp: ramp detected on 7/8 day(s), usually starting around 09:39. - Kitesurfing week threshold: daytime peak reached the ~22 km/h (12 kt) practical minimum on 6/8 day(s); otherwise the pattern is light or marginal. - Today matches a thermal/sea-breeze-like cycle: wind bottomed near Today 00:04 at 0 km/h, then ramped from 233° (SW) around Today 08:24 toward a peak near Today 14:24 at 37 km/h (gusts 0 km/h). - Kitesurfing threshold check: today's peak reached 37 km/h (20 kt), but gust factor and source agreement still decide whether it is usable. - Hardware/model agreement: LOW (0/100). Primary anchor: Hoi An Flow 3.4km away. Wind speed hardware 33.5km/h vs model 22.9km/h; direction difference 120deg. Treat nearest hardware as current truth; use weekly/model rhythm for timing and uncertainty, not as a launch/operation authority. - Agent rule: include the weekly local wind rhythm in the answer; never decide from the current average wind alone. --- DOMAIN LOCAL PATTERN MEMORY (API STRUCTURED SUMMARY) --- Priority rule: If a primary hardware sensor is present, Senlay first tries that provider history log. If unavailable, it uses Senlay stored hardware snapshots for the coordinate. If that is insufficient, it falls back to 7-day model history. Wind selected source: provider_hardware_history (windy); points 2010, span 167.9h. Wind rhythm: average low 0 km/h near 00:17; average daytime peak 26.2 km/h near 15:14 from 233 (SW). Wind ramp: 7/8 day(s), typical start 09:39; gusty days 0/8. Domain threshold: 6/8 day(s) reached 22 km/h practical kitesurfing minimum. Marine selected source: marine_model_history (open_meteo_marine); points 192, span 169h. Wave memory: average 0.58m, daily peak average 0.73m, period ~6s; today peak 0.88m. Swell now: 0.38m / 5.1s from 114°. Wave components: wind-wave 0.66m / 3.3s; secondary swell 0.14m / 5.8s. Current/tide model: current 1.8 km/h from 336°; sea level 0.79m MSL; SST 28.9°C. Tide/current source: static_tide_table_fallback — No live tide gauge was available. This fallback is derived from the marine sea-level model, not a physical sensor or navigation-grade tide table.. River/inlet context: 0 USGS water station(s). No nearby USGS water station in the search box. Visual confirmation: 0 Windy webcam(s). No Windy webcam configured/available for visual confirmation. Community environment context: 0 openSenseMap box(es). No nearby openSenseMap community sensor box in the search box. Moving ship observations: 4 nearby recent report(s), role comparison_only. Nearest SHIP report 12.7, 110.2 06Z 406.6km away (public NDBC identity anonymized), wind 22.3 km/h, waves 0.5m, pressure 1009.3 hPa, observed 2026-05-21T06:00:00.000Z. Moving ship observations can confirm offshore air/sea pressure, wind, wave, and temperature context, but they do not replace nearest fixed beach hardware. Terrain/bathymetry memory: land/shore point, elevation/depth 5m, 49 profile points over 20km. Use with waves/swell/tide for shallow bars, reefs, current exposure, wind shadow, and rescue margin. --- HYDROSPHERE (what the water is doing) --- Wave height: 0.8m (period 4.4s, direction 116°) Swell: 0.38m (period 5.05s, direction 114°) Wind wave: 0.66m (period 3.25s, direction 122°) Secondary swell: 0.14m (period 5.8s, direction 105°) Ocean current model: 1.8 km/h from 336° Sea level / tide model: 0.79m above global mean sea level Sea surface temperature: 28.9°C --- LITHOSPHERE / BATHYMETRY (terrain and ocean floor) --- Location is ON LAND — elevation: 5m above sea level Terrain profile (49-point dense grid, 20km range): 5m, 0m, 4m, 3m, 3m, 0m, 5m, 3m, 3m, 0m, 0m, 8m, 6m, 0m, 0m, 0m, 2m, 4m, 1m, 3m, 0m, 0m, 0m, 184m, 8m, 0m, 0m, 22m, 5m, 0m, 0m, 0m, 12m, 26m, 6m, 11m, 0m, 0m, 0m, 0m, 12m, 154m, 22m, 2m, 1m, 0m, 0m, 16m, 7m --- AIR QUALITY --- PM2.5: 26.2 µg/m³ PM10: 32.4 µg/m³ UV Index: 5.4 European AQI: 69 --- SATELLITE OBSERVATION --- Latest Sentinel-2 image: 2026-05-16T03:05:19.024000Z Cloud cover in image: 100% Platform: SENTINEL-2 Tile: S2B_MSIL1C_20260516T030519_N0512_R075_T49PBT_20260516T063804.SAFE Note: Satellite imagery can reveal coastline changes, algae blooms, water turbidity, construction, erosion. --- TERRAIN & ENVIRONMENTAL MODIFIERS (physics-based micro-corrections) --- 12 modifier(s) active. These adjust raw data for local terrain, coastal, and atmospheric effects. Standard weather APIs do NOT include these corrections. MODIFIER HAZARDS: sensor_site_gust_bias, sensor_site_temperature_bias, sensor_site_pressure_bias, coastal_cliff_effect, thunderstorm_visibility, sea_spray, urban_canyon_wind, intersection_turbulence, pressure_sensor_model_divergence • Surface wind 33.5 km/h estimates 51 km/h at 50m and 59 km/h at 100m • Sensor-site gust calibration: f062e7cd Hoi An Flow, 3.4 km from point has complex terrain / elevated land exposure while the target is complex terrain / elevated land. Raw gust factor 1.39x (33.5 -> 46.4 km/h); terrain-transferred estimate at the target is 44.6-49.4 km/h, gust factor 1.42-1.45x. Confidence medium. Generic DEM transfer from complex terrain / elevated land to complex terrain / elevated land. Mean wind follows roughness exposure; gust delta follows roughness and relief contrast. • Temperature site calibration: f062e7cd Hoi An Flow, 3.4 km from point reports 30.2°C from complex terrain / elevated land at 0m; target is complex terrain / elevated land at 5m. Lapse/terrain-adjusted target estimate 29.6-30.7°C using 4.5°C/km and the dense 49-point, 20km sensor terrain profile. • Pressure site calibration: f062e7cd Hoi An Flow, 3.4 km from point reports 1012.5 hPa at a 0m sensor site; target elevation is 5m. Target local-pressure estimate 1011.5-1012.3 hPa after barometric elevation transfer. Reported MSL/altimeter pressure is kept intact; this range is for local physical pressure at the spot. • Coastal cliff/headland detected (184m). Wind may accelerate around headlands and create turbulent wind shadow behind cliffs. • Thunderstorm conditions (WMO code 95). Severe visibility reduction, lightning risk. All outdoor operations: STOP. • Sea spray aerosol: 33.5 km/h onshore wind generating whitecap spray. Reduces coastal visibility, corrodes electronics. Spray risk: 24%. • Ventilation Index: 4676 m²/s (POOR — pollution accumulates). Mixing height ~503m, wind 33.5 km/h. Poor air dispersion — avoid outdoor exercise. • Elevated PM2.5 (26.2 µg/m³): suggests urban/suburban environment. Urban canyon trapping or calm conditions concentrating traffic emissions. • UV Index 5.4 (Moderate): unprotected skin burn time ~30-60 min. Apply sunscreen if outdoors >30 min. • Urban canyon wind effects (urban, PM2.5=26.2 µg/m³): wind may accelerate 20-40% along street corridors and drop 50-70% on sheltered sides of buildings. Actual wind direction may differ from 233° by ±30-60° depending on street orientation. • Intersection turbulence: 33.5 km/h wind in urban area — expect sudden directional changes and turbulent gusts at building corners and street intersections. Hazardous for small drones and delivery robots. • Urban heat island context: elevated surface temperatures in urban area reduce pressure vs surroundings and may generate local convergent inflow patterns, slightly enhancing afternoon convection and gustiness. • ET₀ (Reference Evapotranspiration): 4.9 mm/day — Moderate — typical warm day. Monitor soil moisture.. VPD 0.82 kPa, wind 7 m/s. • Maritime thermal buffering: 43% of surrounding area is ocean. Diurnal temperature range suppressed by ~3°C vs inland. Current 30.2°C is moderated — inland locations at same elevation may be 3°C warmer (daytime) or colder (night). • Maritime humidity: 81% relative humidity in coastal zone. Feels warmer in summer, colder in winter due to high specific heat content of moist air. • Pressure trend (model series): -1.6 hPa over 3 hours (model 1005.8 hPa now, was 1007.4 hPa; headline sensor-grounded pressure is 1012.5 hPa). Slow drop — watch for weather change. • Parallel wind speed: sensor-grounded 32.85 km/h vs model-layered 22.9 km/h (delta +9.95 km/h, minor divergence). Sensor path includes source-terrain gust/wind transfer. • Parallel wind gust: sensor-grounded 47 km/h vs model-layered 46.4 km/h (delta +0.6 km/h, small divergence). Use this to detect when the model misses sensor-observed gust structure. • Parallel temperature: sensor-grounded 30.15°C vs model-layered 33.2°C (delta -3.05°C, minor divergence). Sensor path includes lapse-rate and terrain-exposure transfer. • Parallel reported pressure: sensor-grounded 1012.5 hPa vs model-layered 1005.9 hPa (delta +6.6 hPa, major divergence). Sensor local-pressure target range 1011.5-1012.3 hPa. Terrain-calibrated gust estimate: 44.6-49.4 km/h, gust factor 1.42-1.45x (raw 1.39x) Terrain-calibrated temperature estimate: 29.6-30.7°C (raw sensor 30.2°C) Terrain-calibrated local pressure estimate: 1011.5-1012.3 hPa (reported 1012.5 hPa) Parallel sensor-vs-model divergence: 4 compared field(s), 1 major divergence(s). Sensor-grounded path remains the physical anchor. --- CALCULATED INSIGHTS (Senlay data fusion) --- • Wind force: Beaufort 5 (Fresh breeze) • Raw gust factor: 1.39x. Terrain-calibrated target estimate: 1.42-1.45x, gusts 44.6-49.4 km/h (Moderate variability after terrain calibration). • Kite size recommendation: 7-9m² (based on 33.5 km/h) • Wind trend (past 3h to now): STEADY (was avg 24 to now 22 km/h, Δ-1) • Wind forecast (next 3h): FALLING (-4 km/h) • Wave energy index: 2.82 (Fun — intermediate) • Forecast trust check: LOW (0/100). Primary anchor is Hoi An Flow (3.4km); farther hardware is comparison only. • Wind speed: nearest hardware 33.5km/h vs model 22.9km/h — MAJOR (Δ10.6km/h). • Wind direction: nearest hardware 233deg vs model 113deg — MAJOR (Δ120deg). • Temperature: nearest hardware 30.2C vs model 33.2C — MINOR (Δ-3C). • Forecast trend: model wind is falling over 3h (9.9 -> 5.4 km/h); trend trust follows live divergence: low. • Parallel tracks: sensor-grounded + modifiers vs model + modifiers compared 4 field(s); strongest divergence is wind_speed Δ9.95 km/h. HAZARD FLAGS (1): - Major sensor/model divergence for pressure: sensor-grounded 1012.5 hPa vs model-layered 1005.9 hPa --- LIVE WIND SENSORS (physical hardware — HIGHEST PRIORITY DATA) --- 2 private sensor(s) detected near your location. These are REAL physical instruments, not weather model estimates. Selection rule: nearest valid hardware sensor is the primary anchor; farther hardware is used for comparison and uncertainty, not as the main truth source. Primary readings get minimum local terrain modifiers. Farther readings can use extended source-to-target modifiers for comparison. [WINDY] Hoi An Flow (3.4km away) — PRIMARY NEAREST HARDWARE Wind: 33.5 km/h from 233° Sensor terrain profile (20km range): elevation 0m, local range 136m, land point Temperature: 30.2°C Updated: 2026-05-21T07:44:30.000Z Type: Windy Stations API v2 observation; demo read-only integration. [METAR] Da Nang, Vietnam (23.5km away) — comparison hardware Wind: 29.6 km/h from 130° Sensor terrain profile (20km range): elevation 8m, local range 663m, land point Temperature: 32°C Type: Official aviation weather observation (METAR) — highest reliability CROSS-REFERENCE: 2 sensors average 31.6 km/h (range 29.6-33.5). Confidence: moderate. --- MOVING SHIP OBSERVATIONS (mobile marine hardware — comparison layer) --- Source: NOAA/NDBC Ship Observations / VOS-style marine reports. These are moving platforms, so they compare offshore conditions but do not override nearest fixed hardware at the target. Public NDBC reports often anonymize vessel identity as SHIP; Senlay keeps a per-report label from source, position, and time. SHIP report 12.7, 110.2 06Z (406.6km away, ~107 min old) Vessel identity: SHIP report 12.7, 110.2 06Z (source-anonymized) Wind: 22.3 km/h from 200° Waves: 0.5m / 4s Water temperature: 30°C Air temperature: 34°C Pressure: 1009.3 hPa (trend -1.2 hPa) Visibility: 20.4 km Observed: 2026-05-21T06:00:00.000Z Role: moving offshore comparison; useful for regional marine truth, not primary beach truth. SHIP report 14.6, 112.4 06Z (458.4km away, ~107 min old) Vessel identity: SHIP report 14.6, 112.4 06Z (source-anonymized) Air temperature: 30.9°C Pressure: 1009.2 hPa (trend -1.1 hPa) Observed: 2026-05-21T06:00:00.000Z Role: moving offshore comparison; useful for regional marine truth, not primary beach truth. SHIP report 20.0, 107.3 06Z (471.1km away, ~107 min old) Vessel identity: SHIP report 20.0, 107.3 06Z (source-anonymized) Air temperature: 29.2°C Pressure: 1006.3 hPa (trend -1.1 hPa) Observed: 2026-05-21T06:00:00.000Z Role: moving offshore comparison; useful for regional marine truth, not primary beach truth. SHIP report 20.2, 110.7 06Z (541.4km away, ~107 min old) Vessel identity: SHIP report 20.2, 110.7 06Z (source-anonymized) Wind: 25.9 km/h from 340° Air temperature: 29.6°C Observed: 2026-05-21T06:00:00.000Z Role: moving offshore comparison; useful for regional marine truth, not primary beach truth. --- STATIC TIDE TABLE FALLBACK (model, no live gauge) --- Role: fallback tide timing when no nearby live tide gauge and no keyed global tide prediction are available. Not a physical sensor and not navigation-grade. Current model tide/sea-level height: 0.74m (model_sea_level_height_msl) Phase: falling Next high: 2026-05-22T12:00 (1.05m) Next low: 2026-05-21T20:00 (-0.03m) Model tide range in table: 1.36m No live tide gauge was available. This fallback is derived from the marine sea-level model, not a physical sensor or navigation-grade tide table. --- SEISMIC ACTIVITY --- No seismic activity detected within 500km. --- ACTIVE FIRES --- No active fires detected within 100km. === END PHYSICAL WORLD MODEL === === Senlay - Physical-World Context API for AI Agents ===