diff --git a/src/main/scala/fetchDMI/FetchService.scala b/src/main/scala/fetchDMI/FetchService.scala
index 906a5a3..70e223d 100644
--- a/src/main/scala/fetchDMI/FetchService.scala
+++ b/src/main/scala/fetchDMI/FetchService.scala
@@ -55,7 +55,8 @@ class FetchService(log: Logger[IO]) {
       for {
         base <- baseUrl
         queryParams = Query.fromPairs(
-          "parameter-name" -> "temperature-2m",
+          // https://opendatadocs.dmi.govcloud.dk/Data/Forecast_Data_Weather_Model_HARMONIE_DINI_EDR
+          "parameter-name" -> "temperature-2m,total-precipitation,precipitation-type,wind-speed,gust-wind-speed-10m,wind-10m-u,wind-10m-v",
           "datetime" -> time.toString,
           "api-key" -> harmonieServerConfig.api_key,
         )
diff --git a/web/.vscode/settings.json b/web/.vscode/settings.json
index 55712c1..aa7a313 100644
--- a/web/.vscode/settings.json
+++ b/web/.vscode/settings.json
@@ -1,3 +1,7 @@
 {
-    "typescript.tsdk": "node_modules/typescript/lib"
+    "typescript.tsdk": "node_modules/typescript/lib",
+    "javascript.preferences.quoteStyle": "single",
+    "typescript.preferences.quoteStyle": "single",
+    "javascript.format.semicolons": "remove",
+    "typescript.format.semicolons": "remove"
 }
\ No newline at end of file
diff --git a/web/package-lock.json b/web/package-lock.json
index 30403da..5569adf 100644
--- a/web/package-lock.json
+++ b/web/package-lock.json
@@ -8,6 +8,7 @@
       "name": "weather-tool-web",
       "version": "0.0.0",
       "dependencies": {
+        "@solidjs/router": "^0.15.2",
         "chart.js": "^4.4.1",
         "moment": "^2.30.1",
         "solid-js": "^1.9.4"
@@ -1096,6 +1097,15 @@
         "win32"
       ]
     },
+    "node_modules/@solidjs/router": {
+      "version": "0.15.3",
+      "resolved": "https://registry.npmjs.org/@solidjs/router/-/router-0.15.3.tgz",
+      "integrity": "sha512-iEbW8UKok2Oio7o6Y4VTzLj+KFCmQPGEpm1fS3xixwFBdclFVBvaQVeibl1jys4cujfAK5Kn6+uG2uBm3lxOMw==",
+      "license": "MIT",
+      "peerDependencies": {
+        "solid-js": "^1.8.6"
+      }
+    },
     "node_modules/@types/babel__core": {
       "version": "7.20.5",
       "resolved": "https://registry.npmjs.org/@types/babel__core/-/babel__core-7.20.5.tgz",
@@ -3271,6 +3281,12 @@
       "dev": true,
       "optional": true
     },
+    "@solidjs/router": {
+      "version": "0.15.3",
+      "resolved": "https://registry.npmjs.org/@solidjs/router/-/router-0.15.3.tgz",
+      "integrity": "sha512-iEbW8UKok2Oio7o6Y4VTzLj+KFCmQPGEpm1fS3xixwFBdclFVBvaQVeibl1jys4cujfAK5Kn6+uG2uBm3lxOMw==",
+      "requires": {}
+    },
     "@types/babel__core": {
       "version": "7.20.5",
       "resolved": "https://registry.npmjs.org/@types/babel__core/-/babel__core-7.20.5.tgz",
diff --git a/web/package.json b/web/package.json
index b03986f..db6c6a4 100644
--- a/web/package.json
+++ b/web/package.json
@@ -19,6 +19,7 @@
   "dependencies": {
     "chart.js": "^4.4.1",
     "moment": "^2.30.1",
-    "solid-js": "^1.9.4"
+    "solid-js": "^1.9.4",
+    "@solidjs/router": "^0.15.2"
   }
 }
diff --git a/web/src/App.tsx b/web/src/App.tsx
index 78c8b1f..763183c 100644
--- a/web/src/App.tsx
+++ b/web/src/App.tsx
@@ -1,4 +1,5 @@
-import { Component, JSXElement, createSignal } from 'solid-js';
+import { Component, JSXElement, createSignal } from 'solid-js'
+import { Route, Router } from '@solidjs/router'
 
 import styles from './css/menu.module.css';
 import { Country } from './country/Country';
@@ -7,46 +8,35 @@ import { Database } from './database/Database';
 import { Station } from './station/Station';
 import { apiHost } from './consts';
 import { WeatherIconStub } from './components/weatherIcons/WeatherIconStub';
+import { Harmonie } from './harmonie/Harmonie'
 
 console.log("env:", import.meta.env.MODE);
 console.log("api host:", apiHost);
 
 const App: Component = () => {
-    const pages: [string, () => JSXElement][] = [
-        ["station", () => <Station />],
-        ["cities", () => <Cities />],
-        ["latvia", () => <Country />],
-        ["database", () => <Database />],
-    ];
-    const [getPageTitle, setPageTitle] = createSignal("station");
-
-    const getPageContent = () => {
-        const page = pages.find(p => p[0] === getPageTitle());
-        return page ? page[1]() : <div>Page not found!</div>;
-    }
-
-    const getActiveCSS = (pageTitle: string) => {
-        return getPageTitle() === pageTitle ? styles.active : "";
-    }
-
+    const pages = ['station', 'cities', 'latvia', 'database', 'harmonie']
     return (
         <div>
             <div class="grid-1-1">
                 <div><WeatherIconStub /></div>
                 <div>
                     <ul class={styles.menu}>
-                        { pages.map(([pageTitle]) =>
-                            <li
-                                class={getActiveCSS(pageTitle)}
-                                onClick={() => setPageTitle(pageTitle)}
-                            >
-                                {pageTitle}
+                        { pages.map(page =>
+                            <li>
+                                <a href={page}>{page}</a>
                             </li>
                         )}
                     </ul>
                 </div>
             </div>
-            { getPageContent() }
+            <Router>
+                <Route path="/" component={Harmonie} />
+                <Route path="/harmonie" component={Harmonie} />
+                <Route path="/station" component={Station} />
+                <Route path="/cities" component={Cities} />
+                <Route path="/latvia" component={Country} />
+                <Route path="/database" component={Database} />
+            </Router>
         </div>
     );
 };
diff --git a/web/src/harmonie/GribFile.tsx b/web/src/harmonie/GribFile.tsx
new file mode 100644
index 0000000..969d1ea
--- /dev/null
+++ b/web/src/harmonie/GribFile.tsx
@@ -0,0 +1,35 @@
+import { Accessor, Component, createSignal } from 'solid-js'
+
+import styles from './harmonie.module.css'
+import { apiHost } from '../consts'
+
+export const GribFile: Component<{
+    name: string,
+    isActive: Accessor<boolean>,
+    onClick: (name: string) => void,
+}> = ({ name, isActive, onClick }) => {
+    const [getStructure, setStructure] = createSignal<any[]>([])
+
+    function onFileClick() {
+        onClick(name)
+
+        if (getStructure().length === 0) {
+            fetch(`${apiHost}/api/show/grib/${name}`)
+                .then(re => re.json())
+                .then(setStructure)
+        }
+    }
+
+    return <li
+        class={isActive() ? styles.active : ''}
+        onClick={onFileClick}
+    >
+        <div class={styles.name}>{ name }</div>
+        <ul class={styles.meteoParams}>
+            { getStructure().map(grib => 
+                <li>{ grib.title }</li>
+            )}
+        </ul>
+    </li>
+
+}
\ No newline at end of file
diff --git a/web/src/harmonie/Harmonie.tsx b/web/src/harmonie/Harmonie.tsx
new file mode 100644
index 0000000..5414d9b
--- /dev/null
+++ b/web/src/harmonie/Harmonie.tsx
@@ -0,0 +1,30 @@
+import { Component, createSignal } from 'solid-js'
+import { apiHost } from '../consts'
+
+import styles from './harmonie.module.css'
+import { GribFile } from './GribFile'
+
+export const Harmonie: Component<{}> = () => {
+    const [getFileList, setFileList] = createSignal<string[]>([])
+    const [getActiveGrib, setActiveGrib] = createSignal('')
+
+    fetch(`${apiHost}/api/show/grib-list`)
+        .then(re => re.json())
+        .then(fileList => {
+            fileList.sort((a: string, b: string) => a < b ? 1 : -1)
+            setFileList(fileList)
+        })
+
+    return <div>
+        Harmonie
+        <ul class={styles.fileList}>
+            {getFileList().map(fileName =>
+                <GribFile 
+                    name={fileName}
+                    isActive={() => getActiveGrib() === fileName}
+                    onClick={() => setActiveGrib(fileName)}
+                />
+            )}
+        </ul>
+    </div>
+}
diff --git a/web/src/harmonie/harmonie.module.css b/web/src/harmonie/harmonie.module.css
new file mode 100644
index 0000000..a94b8bf
--- /dev/null
+++ b/web/src/harmonie/harmonie.module.css
@@ -0,0 +1,18 @@
+.fileList li {
+    padding: 5px 0;
+}
+.fileList > li:nth-child(odd) {
+    background-color: #ddd;
+}
+
+.fileList .active .name {
+    font-weight: bold;
+}
+
+.fileList .meteoParams {
+    display: none;
+}
+
+.fileList li.active .meteoParams {
+    display: block;
+}