diff --git a/hydrolib/core/dflowfm/extold/models.py b/hydrolib/core/dflowfm/extold/models.py
index 4c6820d36..a70458e57 100644
--- a/hydrolib/core/dflowfm/extold/models.py
+++ b/hydrolib/core/dflowfm/extold/models.py
@@ -191,6 +191,36 @@ class ExtOldQuantity(str, Enum):
     """Discharge, salinity temperature source-sinks"""
     NudgeSalinityTemperature = "nudge_salinity_temperature"
     """Nudging salinity and temperature"""
+    AirPressure = "airpressure"
+    """AirPressure"""
+    StressX = "stressx"
+    """eastward wind stress"""
+    StressY = "stressy"
+    """northward wind stress"""
+    AirTemperature = "airtemperature"
+    """AirTemperature"""
+    Cloudiness = "cloudiness"
+    """Cloudiness, or cloud cover (fraction)"""
+    Humidity = "humidity"
+    """Humidity"""
+    StressXY = "stressxy"
+    """eastward and northward wind stress"""
+    AirpressureStressXStressY = "airpressure_stressx_stressy"
+    """Airpressure, eastward and northward wind stress"""
+    WindSpeed = "wind_speed"
+    """WindSpeed"""
+    WindFromDirection = "wind_from_direction"
+    """WindFromDirection"""
+    DewpointAirTemperatureCloudinessSolarradiation = (
+        "dewpoint_airtemperature_cloudiness_solarradiation"
+    )
+    """Dewpoint temperature, air temperature, cloudiness, solarradiation"""
+    AirDensity = "airdensity"
+    """Air density"""
+    Charnock = "charnock"
+    """Charnock coefficient"""
+    Dewpoint = "dewpoint"
+    """Dewpoint temperature"""
 
     # Structure parameters
     Pump = "pump"