diff --git a/weather-service/src/main/java/com/waither/weatherservice/batch/BatchScheduler.java b/weather-service/src/main/java/com/waither/weatherservice/batch/BatchScheduler.java
index c1436e47..75eb756f 100644
--- a/weather-service/src/main/java/com/waither/weatherservice/batch/BatchScheduler.java
+++ b/weather-service/src/main/java/com/waither/weatherservice/batch/BatchScheduler.java
@@ -24,6 +24,7 @@ public class BatchScheduler {
 
 	@Scheduled(cron = "0 0 2,5,8,11,14,17,20,23 * * *") // 3시간마다
 	public void runDailyWeatherJob() {
+		log.info("[ Scheduler ] DailyWeather Api");
 		try {
 			JobParameters jobParameters = new JobParametersBuilder()
 				.addLong("executedTime", System.currentTimeMillis())
@@ -37,6 +38,7 @@ public void runDailyWeatherJob() {
 
 	@Scheduled(cron = "0 0 * * * *") // 1시간마다
 	public void runExpectedWeatherJob() {
+		log.info("[ Scheduler ] ExpectedWeather Api");
 		try {
 			JobParameters jobParameters = new JobParametersBuilder()
 				.addLong("executedTime", System.currentTimeMillis())
diff --git a/weather-service/src/main/java/com/waither/weatherservice/controller/WeatherController.java b/weather-service/src/main/java/com/waither/weatherservice/controller/WeatherController.java
index 2e87619e..cdc3163b 100644
--- a/weather-service/src/main/java/com/waither/weatherservice/controller/WeatherController.java
+++ b/weather-service/src/main/java/com/waither/weatherservice/controller/WeatherController.java
@@ -10,6 +10,7 @@
 import com.waither.weatherservice.response.ApiResponse;
 import com.waither.weatherservice.service.WeatherService;
 
+import io.swagger.v3.oas.annotations.Operation;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 
@@ -20,12 +21,22 @@ public class WeatherController {
 
 	private final WeatherService weatherService;
 
+	@Operation(summary = "모든 날씨 정보 가져오기 - 프론트, noti-service 사용",
+		description = "{"
+			+ "\"latitude\": 37.41,"
+			+ "\"longitude\": 126.73"
+			+ "}")
 	@GetMapping("/main")
 	public ApiResponse<MainWeatherResponse> getMainWeather(@ModelAttribute @Valid GetWeatherRequest getWeatherRequest) {
 		return ApiResponse.onSuccess(
 			weatherService.getMainWeather(getWeatherRequest.latitude(), getWeatherRequest.longitude()));
 	}
 
+	@Operation(summary = "위도, 경도 -> 지역 변환",
+		description = "{"
+			+ "\"latitude\": 37.41,"
+			+ "\"longitude\": 126.73"
+			+ "}")
 	@GetMapping("/region")
 	public ApiResponse<String> convertGpsToRegionName(@ModelAttribute @Valid GetWeatherRequest getWeatherRequest) {
 		return ApiResponse.onSuccess(
diff --git a/weather-service/src/main/java/com/waither/weatherservice/dto/request/GetWeatherRequest.java b/weather-service/src/main/java/com/waither/weatherservice/dto/request/GetWeatherRequest.java
index bffdf83e..30ef9e4d 100644
--- a/weather-service/src/main/java/com/waither/weatherservice/dto/request/GetWeatherRequest.java
+++ b/weather-service/src/main/java/com/waither/weatherservice/dto/request/GetWeatherRequest.java
@@ -2,16 +2,16 @@
 
 import jakarta.validation.constraints.DecimalMax;
 import jakarta.validation.constraints.DecimalMin;
-import jakarta.validation.constraints.NotBlank;
+import jakarta.validation.constraints.NotNull;
 
 public record GetWeatherRequest(
-	@NotBlank(message = "[ERROR] 위도 입력은 필수 입니다.")
+	@NotNull(message = "[ERROR] 위도 입력은 필수 입니다.")
 	@DecimalMin(value = "33.0", message = "[ERROR] 위도는 33.0도에서 43.0도 사이여야 합니다.")
 	@DecimalMax(value = "43.0", message = "[ERROR] 위도는 33.0도에서 43.0도 사이여야 합니다.")
-	double latitude,
-	@NotBlank(message = "[ERROR] 경도 입력은 필수 입니다.")
+	Double latitude,
+	@NotNull(message = "[ERROR] 경도 입력은 필수 입니다.")
 	@DecimalMin(value = "124.0", message = "[ERROR] 경도는 124.0도에서 132.0도 사이여야 합니다.")
 	@DecimalMax(value = "132.0", message = "[ERROR] 경도는 124.0도에서 132.0도 사이여야 합니다.")
-	double longitude
+	Double longitude
 ) {
 }
diff --git a/weather-service/src/main/java/com/waither/weatherservice/service/WeatherService.java b/weather-service/src/main/java/com/waither/weatherservice/service/WeatherService.java
index f5fd5e6f..2f0c25da 100644
--- a/weather-service/src/main/java/com/waither/weatherservice/service/WeatherService.java
+++ b/weather-service/src/main/java/com/waither/weatherservice/service/WeatherService.java
@@ -18,7 +18,6 @@
 import com.waither.weatherservice.entity.WeatherAdvisory;
 import com.waither.weatherservice.exception.WeatherExceptionHandler;
 import com.waither.weatherservice.gps.GpsTransfer;
-import com.waither.weatherservice.gps.LatXLngY;
 import com.waither.weatherservice.kafka.KafkaMessage;
 import com.waither.weatherservice.kafka.Producer;
 import com.waither.weatherservice.openapi.ForeCastOpenApiResponse;
@@ -160,11 +159,13 @@ public void convertLocation(double latitude, double longitude) throws URISyntaxE
 	}
 
 	public MainWeatherResponse getMainWeather(double latitude, double longitude) {
-		LatXLngY latXLngY = GpsTransfer.convertGpsToGrid(latitude, longitude);
-
 		LocalDateTime now = LocalDateTime.now();
 
 		List<Region> region = regionRepository.findRegionByLatAndLong(latitude, longitude);
+
+		if (region.isEmpty())
+			throw new WeatherExceptionHandler(WeatherErrorCode.WEATHER_MAIN_ERROR);
+
 		String key = region.get(0).getRegionName() + "_" + convertLocalDateTimeToString(now);
 
 		// 테스트 키 : "서울특별시_20240508_1500"