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North American Regional Climate Simulations with WRF/Noah-MP: Validation and the effect of groundwater interaction Michael Barlage Mukul Tewari, Fei Chen,

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Presentation on theme: "North American Regional Climate Simulations with WRF/Noah-MP: Validation and the effect of groundwater interaction Michael Barlage Mukul Tewari, Fei Chen,"— Presentation transcript:

1 North American Regional Climate Simulations with WRF/Noah-MP: Validation and the effect of groundwater interaction Michael Barlage Mukul Tewari, Fei Chen, Kevin Manning (NCAR) Gonzalo Miguez-Macho (U. Santiago) 14 th WRF Users’ Workshop, 26 June 2013

2 Domain and Setup Two six-month 30km simulations starting Feb 25 2002 and 2010 Spin-up soil for one year using offline HRLDAS IC/BC from NARR CAM radiation; YSU; Thompson

3 LSM Setup Default Noah LSM Noah-MP with OPT_RUN=3: free drainage comparable to Noah runoff scheme Noah-MP with OPT_RUN=5: Miguez-Macho & Fan groundwater with equilibrium water table Noah-MP with OPT_BTR=1(Noah) and 2 (CLM)

4 Equations: Mass balance in groundwater storage: Darcy’s Law for groundwater – river exchange: Darcy’s Law for lateral groundwater flow: width of flow cross section Transmisivity Head difference divided by distance (water table slope) conductivity w i,j Q1Q1 Q2Q2 Q3Q3 Q4Q4 Q5Q5 Q6Q6 Q7Q7 Q8Q8 Plan view h i,j Mean sea level SgSg Q8Q8 Q4Q4 R Qr Cell ij Cross section view Miguez-Macho & Fan water table dynamics in NOAH-MP Water table depth (wtd) Fan et al, JGR 2007 Miguez-Macho et al., JGR 2007

5 Climate: 2002 and 2010 MAM

6 Climate: 2002 and 2010 JJA

7 Analysis Regions Based on NCDC Regional Climate Zones Observations: METAR/SYNOP stations, NCDC daily gridded precip

8 Depth to Water Table – MMF input Looks similar to terrain Focus of this presentation are locations with shallow water table

9 Regional Groundwater Recharge: 2010 NoahNoah-MP R3Noah-MP R5

10 Regional Groundwater Recharge: 2010 NoahNoah-MP R3Noah-MP R5

11 Regional Groundwater Recharge: 2002 NoahNoah-MP R3Noah-MP R5

12 Regional Deep Soil Moisture: 2010 NoahNoah-MP R3Noah-MP R5

13 Regional Deep Soil Moisture: 2002 NoahNoah-MP R3Noah-MP R5

14 Regional Root Soil Moisture: 2010 NoahNoah-MP R3Noah-MP R5

15 Regional Root Soil Moisture: 2002 NoahNoah-MP R3Noah-MP R5

16 Regional Latent Heat Flux: 2010 NoahNoah-MP R3Noah-MP R5

17 Regional Latent Heat Flux: 2010 NoahNoah-MP R3Noah-MP R5

18 Regional Latent Heat Flux: 2002 NoahNoah-MP R3Noah-MP R5 Increase LH especially in JJA

19 Regional Latent Heat Flux: 2002 NoahNoah-MP R3Noah-MP R5

20 Regional Precipitation: 2010 NoahNoah-MP R3Noah-MP R5 Black: NCDC climatologyThick Black: NCDC observations Hurricane Alex

21 Regional Precipitation: 2010 NoahNoah-MP R3Noah-MP R5 Black: NCDC climatologyThick Black: NCDC observations Hurricane Alex

22 Regional Precipitation: 2002 NoahNoah-MP R3Noah-MP R5 Black: NCDC climatologyThick Black: NCDC observations

23 Regional Precipitation: 2002 NoahNoah-MP R3Noah-MP R5 Black: NCDC climatologyThick Black: NCDC observations

24 Temperature – 2 meter: MAM 2010 day

25 Temperature – 2 meter: MAM 2010 night All MAM 2010 Day Nit BiasRMSEBiasRMSE NOAH-2.793.18-1.952.17 MPR3B10.461.040.210.82 MPR5B10.300.960.090.78 MPR3B20.350.960.170.79 MPR5B20.190.920.040.78 ECCanada MAM 2010 Day Nit BiasRMSEBiasRMSE NOAH-3.925.06-2.433.29 MPR3B1-0.082.00-0.151.88 MPR5B1-0.381.98-0.331.88 MPR3B2-0.171.92-0.181.86 MPR5B2-0.471.96-0.311.89 WCCanada MAM 2010 Day Nit BiasRMSEBiasRMSE NOAH-0.482.750.811.77 MPR3B11.912.771.792.15 MPR5B11.562.571.591.94 MPR3B21.812.721.742.08 MPR5B21.462.621.551.94 UpMidWest MAM 2010 Day Nit BiasRMSEBiasRMSE NOAH-2.694.40-1.762.90 MPR3B11.772.761.272.29 MPR5B11.412.441.022.13 MPR3B21.622.561.262.24 MPR5B21.142.270.892.06 NoRockPln MAM 2010 Day Nit BiasRMSEBiasRMSE NOAH-1.542.79-0.831.80 MPR3B12.343.011.512.16 MPR5B12.192.851.412.05 MPR3B22.252.951.492.13 MPR5B22.062.751.362.01 South MAM 2010 Day Nit BiasRMSEBiasRMSE NOAH-2.093.18-2.262.89 MPR3B11.872.861.102.13 MPR5B11.582.570.961.99 MPR3B21.712.721.032.05 MPR5B21.482.560.942.00

26 Temperature – 2 meter: JJA 2010 day

27 Temperature – 2 meter: JJA 2010 night South JJA 2010 Day Nit BiasRMSEBiasRMSE NOAH1.812.75-0.991.60 MPR3B14.204.841.552.24 MPR5B13.223.881.071.82 MPR3B24.505.211.772.53 MPR5B23.874.671.282.13 NoRockPln JJA 2010 Day Nit BiasRMSEBiasRMSE NOAH1.042.140.031.72 MPR3B13.033.462.442.83 MPR5B13.133.522.582.92 MPR3B23.083.552.412.92 MPR5B22.993.482.422.89 UpMidWest JJA 2010 Day Nit BiasRMSEBiasRMSE NOAH1.772.72-0.302.24 MPR3B14.244.912.043.08 MPR5B13.614.231.792.77 MPR3B23.344.181.542.85 MPR5B22.763.541.182.48 WCCanada JJA 2010 Day Nit BiasRMSEBiasRMSE NOAH1.121.810.501.23 MPR3B11.672.171.682.01 MPR5B11.402.011.501.87 MPR3B21.692.301.662.03 MPR5B21.201.851.351.71 ECCanada JJA 2010 Day Nit BiasRMSEBiasRMSE NOAH-0.081.68-0.591.93 MPR3B11.162.37-0.151.85 MPR5B11.002.24-0.231.66 MPR3B20.422.05-0.481.89 MPR5B20.351.99-0.551.79 All JJA 2010 Day Nit BiasRMSEBiasRMSE NOAH-0.040.75-1.041.37 MPR3B11.671.930.520.98 MPR5B11.431.690.440.95 MPR3B21.261.650.310.99 MPR5B21.141.450.190.84

28 Temperature – 2 meter: MAM 2002 day

29 Temperature – 2 meter: MAM 2002 night South MAM 2002 Day Nit BiasRMSEBiasRMSE NOAH-1.422.79-2.012.77 MPR3B10.532.290.171.96 MPR5B10.402.290.171.98 MPR3B20.252.110.051.96 MPR5B20.062.02-0.021.92 NoRockPln MAM 2002 Day Nit BiasRMSEBiasRMSE NOAH-1.832.85-1.152.14 MPR3B10.331.960.361.96 MPR5B10.211.970.281.90 MPR3B20.151.920.261.92 MPR5B2-0.021.990.111.88 UpMidWest MAM 2002 Day Nit BiasRMSEBiasRMSE NOAH-3.975.02-3.654.50 MPR3B1-1.253.01-1.623.36 MPR5B1-1.153.00-1.613.34 MPR3B2-1.443.00-1.723.38 MPR5B2-1.443.03-1.793.40 WCCanada MAM 2002 Day Nit BiasRMSEBiasRMSE NOAH-2.002.83-0.932.13 MPR3B10.111.69-0.192.00 MPR5B1-0.151.80-0.261.95 MPR3B20.021.69-0.221.99 MPR5B2-0.261.83-0.331.93 ECCanada MAM 2002 Day Nit BiasRMSEBiasRMSE NOAH-5.466.23-4.355.06 MPR3B1-1.562.80-2.023.23 MPR5B1-1.552.80-2.033.24 MPR3B2-1.622.81-2.043.23 MPR5B2-1.702.84-2.133.28 All MAM 2002 Day Nit BiasRMSEBiasRMSE NOAH-3.643.91-3.143.39 MPR3B1-1.211.73-1.371.88 MPR5B1-1.161.71-1.351.86 MPR3B2-1.361.79-1.441.91 MPR5B2-1.371.81-1.481.94

30 Temperature – 2 meter: JJA 2002 day

31 Temperature – 2 meter: JJA 2002 night South JJA 2002 Day Nit BiasRMSEBiasRMSE NOAH2.203.03-0.631.44 MPR3B12.383.330.391.90 MPR5B12.143.070.241.75 MPR3B21.602.88-0.131.82 MPR5B21.712.89-0.051.75 NoRockPln JJA 2002 Day Nit BiasRMSEBiasRMSE NOAH1.202.590.391.68 MPR3B11.032.251.442.22 MPR5B10.712.071.202.04 MPR3B20.492.141.072.05 MPR5B20.401.920.921.81 UpMidWest JJA 2002 Day Nit BiasRMSEBiasRMSE NOAH1.112.36-1.152.36 MPR3B11.703.220.272.39 MPR5B11.492.980.202.21 MPR3B20.842.54-0.272.41 MPR5B20.692.27-0.462.13 WCCanada JJA 2002 Day Nit BiasRMSEBiasRMSE NOAH1.862.440.741.31 MPR3B10.951.901.071.53 MPR5B10.211.570.621.21 MPR3B20.521.740.851.41 MPR5B20.061.560.511.14 ECCanada JJA 2002 Day Nit BiasRMSEBiasRMSE NOAH-1.642.53-2.142.84 MPR3B1-0.922.06-1.472.26 MPR5B1-0.832.03-1.572.31 MPR3B2-1.282.21-1.752.44 MPR5B2-1.542.38-2.022.64 All JJA 2002 Day Nit BiasRMSEBiasRMSE NOAH-0.600.97-1.471.70 MPR3B10.111.07-0.480.99 MPR5B10.060.98-0.530.97 MPR3B2-0.511.08-0.841.27 MPR5B2-0.440.92-0.891.12

32 Dewpoint – 2 meter: MAM 2010 day

33 Dewpoint – 2 meter: MAM 2010 night

34 Dewpoint – 2 meter: JJA 2010 day

35 Dewpoint – 2 meter: JJA 2010 night

36 Dewpoint – 2 meter: MAM 2002 day

37 Dewpoint – 2 meter: MAM 2002 night

38 Dewpoint – 2 meter: JJA 2002 day

39 Dewpoint – 2 meter: JJA 2002 night

40 Summary Tested a new groundwater option to Noah-MP that accounts for aquifer interaction Noah-MP performs better than Noah for near surface temperature (with exceptions), though more optimization is likely required Noah-MP performs the same (2002) or regionally worse (2010) for precipitation In regions with low water table depth, upward transport of water: –Increases late summer latent heat flux –Has little effect on precipitation –Improves surface temperature simulation


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