diff --git a/web/src/App.svelte b/web/src/App.svelte
index 2bd383f..9f0e9c6 100644
--- a/web/src/App.svelte
+++ b/web/src/App.svelte
@@ -2,6 +2,7 @@
   import { onMount, onDestroy } from 'svelte';
   import { wsService, connected, systemStatus } from './lib/websocket.js';
   import { api } from './lib/api.js';
+  import StatusBanner from './components/StatusBanner.svelte';
   import WebSwitch from './components/WebSwitch.svelte';
   import PowerGenius from './components/PowerGenius.svelte';
   import TunerGenius from './components/TunerGenius.svelte';
@@ -13,6 +14,8 @@
   let isConnected = false;
   let currentTime = new Date();
   let callsign = 'F4BPO'; // Default
+  let latitude = null;
+  let longitude = null;
 
   const unsubscribeStatus = systemStatus.subscribe(value => {
     status = value;
@@ -40,6 +43,10 @@
       if (config.callsign) {
         callsign = config.callsign;
       }
+      if (config.location) {
+        latitude = config.location.latitude;
+        longitude = config.location.longitude;
+      }
     } catch (err) {
       console.error('Failed to fetch config:', err);
     }
@@ -107,6 +114,16 @@
     </div>
   </header>
 
+  <!-- ✅ NOUVEAU : Bandeau de statut avec fréquence FlexRadio et alertes météo -->
+  <StatusBanner 
+    flexradio={status?.flexradio} 
+    weather={status?.weather}
+    {latitude}
+    {longitude}
+    windWarningThreshold={30}
+    gustWarningThreshold={50}
+  />
+
   <main>
     <div class="dashboard-grid">
       <div class="row">
@@ -132,12 +149,13 @@
   }
 
   header {
-    background: linear-gradient(135deg, #1e3c72 0%, #2a5298 100%);
-    padding: 16px 24px;
+    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
+    padding: 8px 24px;
     display: flex;
     justify-content: space-between;
     align-items: center;
-    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
+    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
+    border-bottom: 1px solid rgba(79, 195, 247, 0.2);
     flex-wrap: wrap;
     gap: 16px;
   }
@@ -243,6 +261,7 @@
   .date {
     font-size: 12px;
     color: rgba(255, 255, 255, 0.7);
+    padding-top: 0px;
   }
 
   main {
@@ -292,4 +311,4 @@
       flex-wrap: wrap;
     }
   }
-</style>
+</style>
\ No newline at end of file
diff --git a/web/src/components/StatusBanner.svelte b/web/src/components/StatusBanner.svelte
new file mode 100644
index 0000000..065d082
--- /dev/null
+++ b/web/src/components/StatusBanner.svelte
@@ -0,0 +1,625 @@
+<script>
+  import { onMount, onDestroy } from 'svelte';
+  
+  export let flexradio = null;
+  export let weather = null;
+  export let latitude = null;
+  export let longitude = null;
+  export let windWarningThreshold = 30; // km/h
+  export let gustWarningThreshold = 50; // km/h
+  export let graylineWindow = 30; // minutes avant/après sunrise/sunset
+
+  // FlexRadio frequency and mode
+  $: frequency = flexradio?.frequency || 0;
+  $: mode = flexradio?.mode || '';
+  $: txEnabled = flexradio?.tx || false;
+  $: connected = flexradio?.connected || false;
+
+  // Grayline calculation
+  let sunrise = null;
+  let sunset = null;
+  let isGrayline = false;
+  let graylineType = ''; // 'sunrise' ou 'sunset'
+  let timeToNextEvent = '';
+  let currentTime = new Date();
+  let clockInterval;
+
+  // Update time every minute for grayline check
+  onMount(() => {
+    calculateSunTimes();
+    clockInterval = setInterval(() => {
+      currentTime = new Date();
+      checkGrayline();
+      updateTimeToNextEvent();
+    }, 10000); // Update every 10 seconds
+  });
+
+  onDestroy(() => {
+    if (clockInterval) clearInterval(clockInterval);
+  });
+
+  // Recalculate when location changes
+  $: if (latitude && longitude) {
+    calculateSunTimes();
+  }
+
+  // SunCalc algorithm (simplified version)
+  function calculateSunTimes() {
+    if (!latitude || !longitude) return;
+    
+    const now = new Date();
+    const times = getSunTimes(now, latitude, longitude);
+    sunrise = times.sunrise;
+    sunset = times.sunset;
+    checkGrayline();
+    updateTimeToNextEvent();
+  }
+
+  // Simplified sun calculation (based on NOAA algorithm)
+  function getSunTimes(date, lat, lon) {
+    const rad = Math.PI / 180;
+    const dayOfYear = getDayOfYear(date);
+    
+    // Fractional year
+    const gamma = (2 * Math.PI / 365) * (dayOfYear - 1 + (date.getHours() - 12) / 24);
+    
+    // Equation of time (minutes)
+    const eqTime = 229.18 * (0.000075 + 0.001868 * Math.cos(gamma) - 0.032077 * Math.sin(gamma)
+                   - 0.014615 * Math.cos(2 * gamma) - 0.040849 * Math.sin(2 * gamma));
+    
+    // Solar declination (radians)
+    const decl = 0.006918 - 0.399912 * Math.cos(gamma) + 0.070257 * Math.sin(gamma)
+                 - 0.006758 * Math.cos(2 * gamma) + 0.000907 * Math.sin(2 * gamma)
+                 - 0.002697 * Math.cos(3 * gamma) + 0.00148 * Math.sin(3 * gamma);
+    
+    // Hour angle for sunrise/sunset
+    const latRad = lat * rad;
+    const zenith = 90.833 * rad; // Official zenith for sunrise/sunset
+    
+    const cosHA = (Math.cos(zenith) / (Math.cos(latRad) * Math.cos(decl))) 
+                  - Math.tan(latRad) * Math.tan(decl);
+    
+    // Check for polar day/night
+    if (cosHA > 1 || cosHA < -1) {
+      return { sunrise: null, sunset: null };
+    }
+    
+    const ha = Math.acos(cosHA) / rad; // Hour angle in degrees
+    
+    // Sunrise and sunset times in minutes from midnight UTC
+    const sunriseMinutes = 720 - 4 * (lon + ha) - eqTime;
+    const sunsetMinutes = 720 - 4 * (lon - ha) - eqTime;
+    
+    // Convert to local Date objects
+    const sunriseDate = new Date(date);
+    sunriseDate.setUTCHours(0, 0, 0, 0);
+    sunriseDate.setUTCMinutes(sunriseMinutes);
+    
+    const sunsetDate = new Date(date);
+    sunsetDate.setUTCHours(0, 0, 0, 0);
+    sunsetDate.setUTCMinutes(sunsetMinutes);
+    
+    return { sunrise: sunriseDate, sunset: sunsetDate };
+  }
+
+  function getDayOfYear(date) {
+    const start = new Date(date.getFullYear(), 0, 0);
+    const diff = date - start;
+    const oneDay = 1000 * 60 * 60 * 24;
+    return Math.floor(diff / oneDay);
+  }
+
+  function checkGrayline() {
+    if (!sunrise || !sunset) {
+      isGrayline = false;
+      return;
+    }
+    
+    const now = currentTime.getTime();
+    const windowMs = graylineWindow * 60 * 1000;
+    
+    const nearSunrise = Math.abs(now - sunrise.getTime()) <= windowMs;
+    const nearSunset = Math.abs(now - sunset.getTime()) <= windowMs;
+    
+    isGrayline = nearSunrise || nearSunset;
+    graylineType = nearSunrise ? 'sunrise' : (nearSunset ? 'sunset' : '');
+  }
+
+  function updateTimeToNextEvent() {
+    if (!sunrise || !sunset) {
+      timeToNextEvent = '';
+      return;
+    }
+    
+    const now = currentTime.getTime();
+    let nextEvent = null;
+    let eventName = '';
+    
+    if (now < sunrise.getTime()) {
+      nextEvent = sunrise;
+      eventName = 'Sunrise';
+    } else if (now < sunset.getTime()) {
+      nextEvent = sunset;
+      eventName = 'Sunset';
+    } else {
+      // After sunset, calculate tomorrow's sunrise
+      const tomorrow = new Date(currentTime);
+      tomorrow.setDate(tomorrow.getDate() + 1);
+      const tomorrowTimes = getSunTimes(tomorrow, latitude, longitude);
+      nextEvent = tomorrowTimes.sunrise;
+      eventName = 'Sunrise';
+    }
+    
+    if (nextEvent) {
+      const diffMs = nextEvent.getTime() - now;
+      const hours = Math.floor(diffMs / (1000 * 60 * 60));
+      const minutes = Math.floor((diffMs % (1000 * 60 * 60)) / (1000 * 60));
+      
+      if (hours > 0) {
+        timeToNextEvent = `${eventName} in ${hours}h${minutes.toString().padStart(2, '0')}m`;
+      } else {
+        timeToNextEvent = `${eventName} in ${minutes}m`;
+      }
+    }
+  }
+
+  function formatTime(date) {
+    if (!date) return '--:--';
+    return date.toLocaleTimeString('fr-FR', { hour: '2-digit', minute: '2-digit' });
+  }
+
+  // Format frequency for display (MHz with appropriate decimals)
+  function formatFrequency(freqMHz) {
+    if (!freqMHz || freqMHz === 0) return '---';
+    if (freqMHz < 10) {
+      return freqMHz.toFixed(4);
+    } else if (freqMHz < 100) {
+      return freqMHz.toFixed(3);
+    } else {
+      return freqMHz.toFixed(2);
+    }
+  }
+
+  // Get band from frequency
+  function getBand(freqMHz) {
+    if (!freqMHz || freqMHz === 0) return '';
+    if (freqMHz >= 1.8 && freqMHz <= 2.0) return '160M';
+    if (freqMHz >= 3.5 && freqMHz <= 4.0) return '80M';
+    if (freqMHz >= 5.3 && freqMHz <= 5.4) return '60M';
+    if (freqMHz >= 7.0 && freqMHz <= 7.3) return '40M';
+    if (freqMHz >= 10.1 && freqMHz <= 10.15) return '30M';
+    if (freqMHz >= 14.0 && freqMHz <= 14.35) return '20M';
+    if (freqMHz >= 18.068 && freqMHz <= 18.168) return '17M';
+    if (freqMHz >= 21.0 && freqMHz <= 21.45) return '15M';
+    if (freqMHz >= 24.89 && freqMHz <= 24.99) return '12M';
+    if (freqMHz >= 28.0 && freqMHz <= 29.7) return '10M';
+    if (freqMHz >= 50.0 && freqMHz <= 54.0) return '6M';
+    if (freqMHz >= 144.0 && freqMHz <= 148.0) return '2M';
+    if (freqMHz >= 430.0 && freqMHz <= 440.0) return '70CM';
+    return '';
+  }
+
+  // Weather alerts
+  $: windSpeed = weather?.wind_speed || 0;
+  $: windGust = weather?.wind_gust || 0;
+  $: hasWindWarning = windSpeed >= windWarningThreshold;
+  $: hasGustWarning = windGust >= gustWarningThreshold;
+  $: hasAnyWarning = hasWindWarning || hasGustWarning;
+
+  // Band colors
+  function getBandColor(band) {
+    const colors = {
+      '160M': '#9c27b0',
+      '80M': '#673ab7',
+      '60M': '#3f51b5',
+      '40M': '#2196f3',
+      '30M': '#00bcd4',
+      '20M': '#009688',
+      '17M': '#4caf50',
+      '15M': '#8bc34a',
+      '12M': '#cddc39',
+      '10M': '#ffeb3b',
+      '6M': '#ff9800',
+      '2M': '#ff5722',
+      '70CM': '#f44336'
+    };
+    return colors[band] || '#4fc3f7';
+  }
+
+  $: currentBand = getBand(frequency);
+  $: bandColor = getBandColor(currentBand);
+</script>
+
+<div class="status-banner" class:has-warning={hasAnyWarning}>
+  <!-- FlexRadio Section -->
+  <div class="flex-section">
+    <div class="flex-icon" class:connected={connected} class:disconnected={!connected}>
+      📻
+    </div>
+    
+    {#if connected && frequency > 0}
+      <div class="frequency-display">
+        <span class="frequency" style="--band-color: {bandColor}">
+          {formatFrequency(frequency)}
+        </span>
+        <span class="unit">MHz</span>
+      </div>
+      
+      {#if currentBand}
+        <span class="band-badge" style="background-color: {bandColor}">
+          {currentBand}
+        </span>
+      {/if}
+      
+      {#if mode}
+        <span class="mode-badge">
+          {mode}
+        </span>
+      {/if}
+      
+      {#if txEnabled}
+        <span class="tx-indicator">
+          TX
+        </span>
+      {/if}
+    {:else}
+      <span class="no-signal">FlexRadio non connecté</span>
+    {/if}
+  </div>
+
+  <!-- Separator -->
+  <div class="separator"></div>
+
+  <!-- Grayline Section -->
+  <div class="grayline-section">
+    {#if latitude && longitude}
+      <div class="sun-times">
+        <span class="sun-item" title="Sunrise">
+          <svg class="sun-icon sunrise-icon" width="18" height="18" viewBox="0 0 24 24">
+            <!-- Horizon line -->
+            <line x1="2" y1="18" x2="22" y2="18" stroke="currentColor" stroke-width="1.5" opacity="0.5"/>
+            <!-- Sun (half visible) -->
+            <path d="M12 18 A6 6 0 0 1 12 6 A6 6 0 0 1 12 18" fill="#fbbf24"/>
+            <!-- Rays -->
+            <path d="M12 2v3M5.6 5.6l2.1 2.1M2 12h3M19 12h3M18.4 5.6l-2.1 2.1" stroke="#fbbf24" stroke-width="2" stroke-linecap="round"/>
+            <!-- Up arrow -->
+            <path d="M12 14l-3 3M12 14l3 3M12 14v5" stroke="#22c55e" stroke-width="2" stroke-linecap="round" fill="none"/>
+          </svg>
+          {formatTime(sunrise)}
+        </span>
+        <span class="sun-item" title="Sunset">
+          <svg class="sun-icon sunset-icon" width="18" height="18" viewBox="0 0 24 24">
+            <!-- Horizon line -->
+            <line x1="2" y1="18" x2="22" y2="18" stroke="currentColor" stroke-width="1.5" opacity="0.5"/>
+            <!-- Sun (half visible, setting) -->
+            <path d="M12 18 A6 6 0 0 1 12 6 A6 6 0 0 1 12 18" fill="#f97316"/>
+            <!-- Rays (dimmer) -->
+            <path d="M12 2v3M5.6 5.6l2.1 2.1M2 12h3M19 12h3M18.4 5.6l-2.1 2.1" stroke="#f97316" stroke-width="2" stroke-linecap="round" opacity="0.7"/>
+            <!-- Down arrow -->
+            <path d="M12 22l-3-3M12 22l3-3M12 22v-5" stroke="#ef4444" stroke-width="2" stroke-linecap="round" fill="none"/>
+          </svg>
+          {formatTime(sunset)}
+        </span>
+      </div>
+      
+      {#if isGrayline}
+        <span class="grayline-badge" class:sunrise={graylineType === 'sunrise'} class:sunset={graylineType === 'sunset'}>
+          ✨ GRAYLINE
+        </span>
+      {:else if timeToNextEvent}
+        <span class="next-event">
+          {timeToNextEvent}
+        </span>
+      {/if}
+    {:else}
+      <span class="no-location">📍 Position non configurée</span>
+    {/if}
+  </div>
+
+  <!-- Separator -->
+  <div class="separator"></div>
+
+  <!-- Weather Alerts Section -->
+  <div class="weather-section">
+    {#if hasWindWarning}
+      <div class="alert wind-alert">
+        <span class="alert-icon">⚠️</span>
+        <span class="alert-text">
+          Vent: <strong>{windSpeed.toFixed(0)} km/h</strong>
+        </span>
+      </div>
+    {/if}
+    
+    {#if hasGustWarning}
+      <div class="alert gust-alert">
+        <span class="alert-icon">🌪️</span>
+        <span class="alert-text">
+          Rafales: <strong>{windGust.toFixed(0)} km/h</strong>
+        </span>
+      </div>
+    {/if}
+    
+    {#if !hasAnyWarning}
+      <div class="status-ok">
+        <span class="ok-icon">✓</span>
+        <span class="ok-text">Météo OK</span>
+      </div>
+    {/if}
+  </div>
+</div>
+
+<style>
+  .status-banner {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
+    padding: 10px 24px;
+    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
+    border-bottom: 1px solid rgba(79, 195, 247, 0.15);
+    gap: 20px;
+    flex-wrap: wrap;
+  }
+
+  .status-banner.has-warning {
+    background: linear-gradient(135deg, #1f1a12 0%, #29201b 50%, #2d1b0c 100%);
+    border-bottom-color: #f59e0b;
+  }
+
+  /* FlexRadio Section */
+  .flex-section {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+  }
+
+  .flex-icon {
+    font-size: 20px;
+    opacity: 0.8;
+  }
+
+  .flex-icon.connected {
+    opacity: 1;
+    filter: drop-shadow(0 0 4px rgba(79, 195, 247, 0.6));
+  }
+
+  .flex-icon.disconnected {
+    opacity: 0.4;
+    filter: grayscale(1);
+  }
+
+  .frequency-display {
+    display: flex;
+    align-items: baseline;
+    gap: 4px;
+  }
+
+  .frequency {
+    font-size: 28px;
+    font-weight: 300;
+    font-family: 'Roboto Mono', 'Consolas', monospace;
+    color: var(--band-color, #4fc3f7);
+    text-shadow: 0 0 15px var(--band-color, rgba(79, 195, 247, 0.5));
+    letter-spacing: 1px;
+  }
+
+  .unit {
+    font-size: 14px;
+    color: rgba(255, 255, 255, 0.5);
+    font-weight: 400;
+  }
+
+  .band-badge {
+    padding: 4px 10px;
+    border-radius: 4px;
+    font-size: 13px;
+    font-weight: 700;
+    color: #000;
+    text-shadow: none;
+  }
+
+  .mode-badge {
+    padding: 4px 10px;
+    background: rgba(156, 39, 176, 0.3);
+    border: 1px solid rgba(156, 39, 176, 0.5);
+    border-radius: 4px;
+    font-size: 13px;
+    font-weight: 600;
+    color: #ce93d8;
+  }
+
+  .tx-indicator {
+    padding: 4px 10px;
+    background: rgba(244, 67, 54, 0.3);
+    border: 1px solid #f44336;
+    border-radius: 4px;
+    font-size: 13px;
+    font-weight: 700;
+    color: #f44336;
+    text-shadow: 0 0 10px rgba(244, 67, 54, 0.8);
+    animation: txPulse 0.5s ease-in-out infinite;
+  }
+
+  @keyframes txPulse {
+    0%, 100% { opacity: 1; }
+    50% { opacity: 0.6; }
+  }
+
+  .no-signal {
+    color: rgba(255, 255, 255, 0.4);
+    font-size: 14px;
+    font-style: italic;
+  }
+
+  /* Separator */
+  .separator {
+    width: 1px;
+    height: 30px;
+    background: rgba(255, 255, 255, 0.2);
+  }
+
+  /* Grayline Section */
+  .grayline-section {
+    display: flex;
+    align-items: center;
+    gap: 12px;
+  }
+
+  .sun-times {
+    display: flex;
+    gap: 12px;
+  }
+
+  .sun-item {
+    font-size: 14px;
+    color: rgba(255, 255, 255, 0.85);
+    display: flex;
+    align-items: center;
+    gap: 6px;
+  }
+
+  .sun-icon {
+    flex-shrink: 0;
+  }
+
+  .sunrise-icon {
+    color: rgba(251, 191, 36, 0.6);
+    filter: drop-shadow(0 0 4px rgba(251, 191, 36, 0.4));
+  }
+
+  .sunset-icon {
+    color: rgba(249, 115, 22, 0.6);
+    filter: drop-shadow(0 0 4px rgba(249, 115, 22, 0.4));
+  }
+
+  .grayline-badge {
+    padding: 5px 12px;
+    border-radius: 4px;
+    font-size: 12px;
+    font-weight: 700;
+    letter-spacing: 1px;
+    animation: graylinePulse 1.5s ease-in-out infinite;
+  }
+
+  .grayline-badge.sunrise {
+    background: linear-gradient(135deg, rgba(255, 183, 77, 0.3) 0%, rgba(255, 138, 101, 0.3) 100%);
+    border: 1px solid rgba(255, 183, 77, 0.6);
+    color: #ffcc80;
+    text-shadow: 0 0 10px rgba(255, 183, 77, 0.8);
+  }
+
+  .grayline-badge.sunset {
+    background: linear-gradient(135deg, rgba(255, 138, 101, 0.3) 0%, rgba(239, 83, 80, 0.3) 100%);
+    border: 1px solid rgba(255, 138, 101, 0.6);
+    color: #ffab91;
+    text-shadow: 0 0 10px rgba(255, 138, 101, 0.8);
+  }
+
+  @keyframes graylinePulse {
+    0%, 100% { opacity: 1; transform: scale(1); }
+    50% { opacity: 0.85; transform: scale(1.02); }
+  }
+
+  .next-event {
+    font-size: 12px;
+    color: rgba(255, 255, 255, 0.5);
+    font-style: italic;
+  }
+
+  .no-location {
+    font-size: 13px;
+    color: rgba(255, 255, 255, 0.4);
+    font-style: italic;
+  }
+
+  /* Weather Section */
+  .weather-section {
+    display: flex;
+    align-items: center;
+    gap: 16px;
+  }
+
+  .alert {
+    display: flex;
+    align-items: center;
+    gap: 8px;
+    padding: 6px 14px;
+    border-radius: 6px;
+    animation: alertPulse 2s ease-in-out infinite;
+  }
+
+  .wind-alert {
+    background: rgba(245, 158, 11, 0.2);
+    border: 1px solid rgba(245, 158, 11, 0.5);
+  }
+
+  .gust-alert {
+    background: rgba(239, 68, 68, 0.2);
+    border: 1px solid rgba(239, 68, 68, 0.5);
+  }
+
+  @keyframes alertPulse {
+    0%, 100% { opacity: 1; }
+    50% { opacity: 0.8; }
+  }
+
+  .alert-icon {
+    font-size: 16px;
+  }
+
+  .alert-text {
+    font-size: 13px;
+    color: rgba(255, 255, 255, 0.9);
+  }
+
+  .alert-text strong {
+    color: #fbbf24;
+    font-weight: 700;
+  }
+
+  .gust-alert .alert-text strong {
+    color: #f87171;
+  }
+
+  .status-ok {
+    display: flex;
+    align-items: center;
+    gap: 6px;
+    padding: 6px 14px;
+    background: rgba(34, 197, 94, 0.1);
+    border: 1px solid rgba(34, 197, 94, 0.3);
+    border-radius: 6px;
+  }
+
+  .ok-icon {
+    color: #22c55e;
+    font-weight: 700;
+  }
+
+  .ok-text {
+    font-size: 13px;
+    color: rgba(34, 197, 94, 0.9);
+  }
+
+  /* Responsive */
+  @media (max-width: 768px) {
+    .status-banner {
+      padding: 8px 16px;
+      gap: 12px;
+    }
+
+    .frequency {
+      font-size: 22px;
+    }
+
+    .separator {
+      display: none;
+    }
+
+    .flex-section,
+    .grayline-section,
+    .weather-section {
+      width: 100%;
+      justify-content: center;
+    }
+  }
+</style>
\ No newline at end of file