Add fire warning.

src/Forecast/ForecastPeriod.php

@@ -84,6 +84,11 @@ final class ForecastPeriod {
    */
   protected ?string $winds = NULL;
 
+  /**
+   * The fire danger value.
+   */
+  protected ?string $fireDanger = NULL;
+
   /**
    * Gets the start time.
    */
@@ -311,4 +316,19 @@ public function setWinds(string $winds): ForecastPeriod {
     return $this;
   }
 
+  /**
+   * Gets the fire danger value.
+   */
+  public function getFireDanger(): ?string {
+    return $this->fireDanger;
+  }
+
+  /**
+   * Sets the fire danger value.
+   */
+  public function setFireDanger(?string $fireDanger): ForecastPeriod {
+    $this->fireDanger = $fireDanger;
+    return $this;
+  }
+
 }

src/Forecast/Serializer/ForecastPeriodNormalizer.php

@@ -119,6 +119,10 @@ public function setTextValue(array $text, ForecastPeriod $period): void {
         $period->setWinds($text['#']);
         break;
 
+      case 'fire_danger':
+        $period->setFireDanger($text['#']);
+        break;
+
     }
   }