Use date from option

src/components/main/routes/Dashboard.tsx

@@ -1,6 +1,6 @@
 import React, { useState, useEffect } from "react";
 import { LineChart, Line, CartesianGrid, XAxis, YAxis } from "recharts";
-import { format, addDays } from "date-fns";
+import { format, addDays, getUnixDays } from "date-fns";
 import {
   formatDate,
   minDate,
@@ -52,9 +52,14 @@ const WeatherChart = function ({ data }) {
 };
 
 export const Dashboard = function ({ state, updateState }) {
-  const [dateTime, setDateTime] = useState(
-    minDate(state?.options?.startDate || new Date()),
-  );
+  const defaultDate = path(["options", "defaultDate"], state);
+  const minimumDate = minDate(new Date());
+
+  // Make sure the default date entered by the user is bigger than the minimum date that the API allows.
+  const initialDate =
+    defaultDate && defaultDate > minimumDate ? defaultDate : minimumDate;
+
+  const [dateTime, setDateTime] = useState(initialDate);
 
   const dateKey = formatDate(dateTime);
   const data = path(["dataCache", dateKey], state);

src/components/ui/DatePicker.tsx

@@ -28,6 +28,7 @@ export const ForecastDatePicker = function ({
       Forecast date (min. of 14 days in advance) <br />
       <input
         type="date"
+        defaultValue={formatDate(minDate(new Date()))}
         value={formatDate(dateTime)}
         min={formatDate(minDate(new Date()))}
         max={formatDate(maxDate(new Date()))}