Task: Send an email if there is rain forecasted for the day

n8n workflow JSON:
{"id":"4","name":"Email me if it's going to rain","nodes":[{"name":"On clicking 'execute'","type":"n8n-nodes-base.manualTrigger","position":[360,300],"parameters":{},"typeVersion":1},{"name":"OpenWeatherMap","type":"n8n-nodes-base.openWeatherMap","position":[530,300],"parameters":{"zipCode":"90210","operation":"5DayForecast","locationSelection":"zipCode"},"credentials":{"openWeatherMapApi":"OpenWeatherMap API Key"},"typeVersion":1},{"name":"IF","type":"n8n-nodes-base.if","position":[840,300],"parameters":{"conditions":{"string":[{"value1":"={{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","value2":"=rain","operation":"contains"},{"value1":"={{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","value2":"snow","operation":"contains"},{"value1":"={{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","value2":"sleet","operation":"contains"},{"value1":"={{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","value2":"hail","operation":"contains"},{"value1":"={{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","value2":"storm","operation":"contains"},{"value1":"={{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","value2":"drizzle","operation":"contains"},{"value1":"={{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}},{{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","value2":"downpour","operation":"contains"}]},"combineOperation":"any"},"typeVersion":1},{"name":"Send Email","type":"n8n-nodes-base.emailSend","position":[1030,200],"parameters":{"text":"=Forecast:\n{{$node[\"Function\"].json[\"list\"][0][\"hour\"]}} - {{$node[\"OpenWeatherMap\"].json[\"list\"][0][\"weather\"][0][\"description\"]}}\n{{$node[\"Function\"].json[\"list\"][1][\"hour\"]}} - {{$node[\"OpenWeatherMap\"].json[\"list\"][1][\"weather\"][0][\"description\"]}}\n{{$node[\"Function\"].json[\"list\"][2][\"hour\"]}} - {{$node[\"OpenWeatherMap\"].json[\"list\"][2][\"weather\"][0][\"description\"]}}\n{{$node[\"Function\"].json[\"list\"][3][\"hour\"]}} - {{$node[\"OpenWeatherMap\"].json[\"list\"][3][\"weather\"][0][\"description\"]}}\n{{$node[\"Function\"].json[\"list\"][4][\"hour\"]}} - {{$node[\"OpenWeatherMap\"].json[\"list\"][4][\"weather\"][0][\"description\"]}}","options":{},"subject":"It's going to rain today","toEmail":"changeme@example.com","fromEmail":"n8n@example.com"},"credentials":{"smtp":"Amazon SES"},"typeVersion":1},{"name":"Cron","type":"n8n-nodes-base.cron","position":[360,160],"parameters":{"triggerTimes":{"item":[{"hour":7}]}},"typeVersion":1},{"name":"Function","type":"n8n-nodes-base.function","position":[680,300],"parameters":{"functionCode":"for (let i = 0; i < items[0].json.list.length; i++) {\n  var h = new Date(items[0].json.list[i].dt * 1000).getHours();\n  var m = new Date(items[0].json.list[i].dt * 1000).getMinutes();\n  h = (h<10) ? '0' + h : h;\n  m = (m<10) ? '0' + m : m;\n\n  var output = h + ':' + m;\n  items[0].json.list[i].hour = output;\n}\nreturn items\n"},"typeVersion":1},{"name":"NoOp","type":"n8n-nodes-base.noOp","position":[1030,370],"parameters":{},"typeVersion":1}],"active":true,"settings":{},"connections":{"IF":{"main":[[{"node":"Send Email","type":"main","index":0}],[{"node":"NoOp","type":"main","index":0}]]},"Cron":{"main":[[{"node":"OpenWeatherMap","type":"main","index":0}]]},"Function":{"main":[[{"node":"IF","type":"main","index":0}]]},"OpenWeatherMap":{"main":[[{"node":"Function","type":"main","index":0}]]},"On clicking 'execute'":{"main":[[{"node":"OpenWeatherMap","type":"main","index":0}]]}}}