Index: Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.CalculatedInput/WaternetCalculationService.cs
===================================================================
diff -u -r38b96b5fe034945cfa33600ec134e21507b40922 -rcc068526b5a84a94aeeebf872b29f7da4c28ceab
--- Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.CalculatedInput/WaternetCalculationService.cs	(.../WaternetCalculationService.cs)	(revision 38b96b5fe034945cfa33600ec134e21507b40922)
+++ Ringtoets/MacroStabilityInwards/src/Ringtoets.MacroStabilityInwards.CalculatedInput/WaternetCalculationService.cs	(.../WaternetCalculationService.cs)	(revision cc068526b5a84a94aeeebf872b29f7da4c28ceab)
@@ -53,19 +53,73 @@
                 throw new ArgumentNullException(nameof(input));
             }
 
-            var calculatorInput = new WaternetCalculatorInput(new WaternetCalculatorInput.ConstructionProperties
+            IWaternetCalculator calculator = MacroStabilityInwardsCalculatorFactory.Instance
+                                                                                   .CreateWaternetExtremeCalculator(
+                                                                                       CreateCalculatorInput(input, false),
+                                                                                       MacroStabilityInwardsKernelWrapperFactory.Instance);
+
+            try
             {
+                WaternetCalculatorResult result = calculator.Calculate();
+                return MacroStabilityInwardsWaternetConverter.Convert(result);
+            }
+            catch (WaternetCalculatorException)
+            {
+                return null;
+            }
+        }
+
+        /// <summary>
+        /// Calculated the Waternet with daily circumstances based on the values 
+        /// of the <see cref="IMacroStabilityInwardsWaternetInput"/>.
+        /// </summary>
+        /// <param name="input">The input to get the values from.</param>
+        /// <returns>A calculated <see cref="MacroStabilityInwardsWaternet"/>,
+        /// or <c>null</c> when the Waternet could be calculated.</returns>
+        /// <exception cref="ArgumentNullException">Thrown when <paramref name="input"/>
+        /// is <c>null</c>.</exception>
+        public static MacroStabilityInwardsWaternet CalculateDaily(IMacroStabilityInwardsWaternetInput input)
+        {
+            if (input == null)
+            {
+                throw new ArgumentNullException(nameof(input));
+            }
+
+            IWaternetCalculator calculator = MacroStabilityInwardsCalculatorFactory.Instance
+                                                                                   .CreateWaternetDailyCalculator(
+                                                                                       CreateCalculatorInput(input, true),
+                                                                                       MacroStabilityInwardsKernelWrapperFactory.Instance);
+
+            try
+            {
+                WaternetCalculatorResult result = calculator.Calculate();
+                return MacroStabilityInwardsWaternetConverter.Convert(result);
+            }
+            catch (WaternetCalculatorException)
+            {
+                return null;
+            }
+        }
+
+        private static WaternetCalculatorInput CreateCalculatorInput(IMacroStabilityInwardsWaternetInput input, bool daily)
+        {
+            return new WaternetCalculatorInput(new WaternetCalculatorInput.ConstructionProperties
+            {
                 WaternetCreationMode = WaternetCreationMode.CreateWaternet,
                 PlLineCreationMethod = PlLineCreationMethod.RingtoetsWti2017,
                 AssessmentLevel = input.AssessmentLevel,
                 LandwardDirection = LandwardDirection.PositiveX,
                 SurfaceLine = input.SurfaceLine,
                 SoilProfile = SoilProfileConverter.Convert(input.SoilProfileUnderSurfaceLine),
                 DrainageConstruction = DrainageConstructionConverter.Convert(input),
-                PhreaticLineOffsets = PhreaticLineOffsetsConverter.Convert(input.LocationInputExtreme),
+                PhreaticLineOffsets = daily
+                                          ? PhreaticLineOffsetsConverter.Convert(input.LocationInputDaily)
+                                          : PhreaticLineOffsetsConverter.Convert(input.LocationInputExtreme),
                 DikeSoilScenario = input.DikeSoilScenario,
                 WaterLevelRiverAverage = input.WaterLevelRiverAverage,
-                WaterLevelPolder = input.LocationInputExtreme.WaterLevelPolder,
+                WaterLevelPolder = daily
+                                       ? input.LocationInputDaily.WaterLevelPolder
+                                       : input.LocationInputExtreme.WaterLevelPolder,
                 MinimumLevelPhreaticLineAtDikeTopRiver = input.MinimumLevelPhreaticLineAtDikeTopRiver,
                 MinimumLevelPhreaticLineAtDikeTopPolder = input.MinimumLevelPhreaticLineAtDikeTopPolder,
                 LeakageLengthOutwardsPhreaticLine3 = input.LeakageLengthOutwardsPhreaticLine3,
@@ -74,24 +128,11 @@
                 LeakageLengthInwardsPhreaticLine4 = input.LeakageLengthInwardsPhreaticLine4,
                 PiezometricHeadPhreaticLine2Outwards = input.PiezometricHeadPhreaticLine2Outwards,
                 PiezometricHeadPhreaticLine2Inwards = input.PiezometricHeadPhreaticLine2Inwards,
-                PenetrationLength = input.LocationInputExtreme.PenetrationLength,
-                AdjustPhreaticLine3And4ForUplift = input.AdjustPhreaticLine3And4ForUplift,
+                PenetrationLength = daily
+                                        ? input.LocationInputDaily.PenetrationLength
+                                        : input.LocationInputExtreme.PenetrationLength,
+                AdjustPhreaticLine3And4ForUplift = input.AdjustPhreaticLine3And4ForUplift
             });
-
-            IWaternetCalculator calculator = MacroStabilityInwardsCalculatorFactory.Instance
-                                                                                   .CreateWaternetExtremeCalculator(
-                                                                                       calculatorInput,
-                                                                                       MacroStabilityInwardsKernelWrapperFactory.Instance);
-
-            try
-            {
-                WaternetCalculatorResult result = calculator.Calculate();
-                return MacroStabilityInwardsWaternetConverter.Convert(result);
-            }
-            catch (WaternetCalculatorException)
-            {
-                return null;
-            }
         }
     }
 }
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