Updated current forecast

Sources/Weather/Models/Weather.swift

@@ -56,21 +56,28 @@ extension Weather {
     }
 
     public var forecasts: [Forecast] {
-        let now = Date()
+        let now: Date = .oneHourAgo
         return timeSeries.sorted(by: { $0.validTime < $1.validTime })
             .filter { forecast -> Bool in
                 forecast.validTime >= now
             }
     }
 
     /// - Returns: The most relevant `Forecast`
-    public func get(by date: Date = .init(timeIntervalSinceNow: 60 * 60 * -1)) -> Forecast? {
+    public func get(by date: Date? = nil) -> Forecast? {
+        let date: Date = date ?? .oneHourAgo
         return forecasts.first { forecast -> Bool in
                 forecast.validTime >= date
             }
     }
 }
 
+extension Date {
+    fileprivate static var oneHourAgo: Date {
+        return Date(timeIntervalSinceNow: 60 * 60 * -1)
+    }
+}
+
 extension Weather {
     public static func publisher(latitude: Double, longitude: Double) -> WeatherPublisher {
         return WeatherPublisher(