UPDATE

Modules/Backend/water/models.py

@@ -0,0 +1,32 @@
+import uuid as uuid_lib
+
+from django.db import models
+
+from farm_hub.models import FarmHub
+
+
+class WeatherForecastLog(models.Model):
+    uuid = models.UUIDField(default=uuid_lib.uuid4, unique=True, editable=False, db_index=True)
+    farm = models.ForeignKey(
+        FarmHub,
+        on_delete=models.CASCADE,
+        related_name="weather_forecasts",
+        null=True,
+        blank=True,
+    )
+    condition = models.CharField(max_length=128, blank=True, default="")
+    temperature = models.FloatField(null=True, blank=True)
+    unit = models.CharField(max_length=16, blank=True, default="°C")
+    humidity = models.IntegerField(null=True, blank=True)
+    wind_speed = models.FloatField(null=True, blank=True)
+    wind_unit = models.CharField(max_length=16, blank=True, default="km/h")
+    chart_data = models.JSONField(default=dict, blank=True)
+    fetched_at = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        db_table = "weather_forecast_logs"
+        ordering = ["-fetched_at"]
+
+    def __str__(self):
+        farm_label = str(self.farm_id) if self.farm_id else "no-farm"
+        return f"{farm_label} — {self.condition} {self.temperature}{self.unit}"