Dr. Andrew T. Hazelton
Assistant Scientist
Hurricane Research Division-- CIMAS
phone: 305-361-4317
andrew.hazelton@noaa.gov
NOAA's Atlantic Oceanographic and Meteorological Laboratory
4301 Rickenbacker Causeway
Miami, FL 33149
Recently Published Peer-Reviewed Papers- Hazelton, A., X. Chen, G.J. Alaka Jr., G.R. Alvey III, S. Gopalakrishnan, and F.D. Marks. Sensitivity of HAFS-B tropical cyclone forecasts to planetary boundary layer and microphysics parameterizations. Weather and Forecasting, 39(4):655-678, https://doi.org/10.1175/WAF-D-23-0124.1 2024
- Wang, W., J. Han, J. Shin, X. Chen, A. Hazelton, L. Zhu, H.-S. Kim, X. Li, B. Liu, Q. Liu, J. Steffen, R. Sun, W. Zheng, Z. Zhang, and F. Yang. Physics schemes in the first version of NCEP operational Hurricane Analysis and Forecast System (HAFS). Frontiers in Earth Science, 12:1379069, https://doi.org/10.3389/feart.2024.1379069 2024
- Chen, X., A. Hazelton, F.D. Marks, G.J. Alaka, and C. Zhang. Performance of an improved TKE-based eddy-diffusivity mass-flux (EDMF) PBL scheme in 2021 hurricane forecasts from Hurricane Analysis and Forecast System. Weather and Forecasting, 38(2):321-336, https://doi.org/10.1175/WAF-D-22-0140.1 2023
- Hazelton, A., X. Chen, G.J. Alaka Jr., G.R. Alvey III, S. Gopalakrishnan, and F.D. Marks. Sensitivity of HAFS-B tropical cyclone forecasts to planetary boundary layer and microphysics parameterizations. Weather and Forecasting, 39(4):655-678, https://doi.org/10.1175/WAF-D-23-0124.1 2024
- Wang, W., J. Han, J. Shin, X. Chen, A. Hazelton, L. Zhu, H.-S. Kim, X. Li, B. Liu, Q. Liu, J. Steffen, R. Sun, W. Zheng, Z. Zhang, and F. Yang. Physics schemes in the first version of NCEP operational Hurricane Analysis and Forecast System (HAFS). Frontiers in Earth Science, 12:1379069, https://doi.org/10.3389/feart.2024.1379069 2024
- Chen, X., A. Hazelton, F.D. Marks, G.J. Alaka, and C. Zhang. Performance of an improved TKE-based eddy-diffusivity mass-flux (EDMF) PBL scheme in 2021 hurricane forecasts from Hurricane Analysis and Forecast System. Weather and Forecasting, 38(2):321-336, https://doi.org/10.1175/WAF-D-22-0140.1 2023
- Hazelton, A., G.J. Alaka Jr., M. Fischer, R. Torn, and S. Gopalakrishnan. Factors influencing the track of Hurricane Dorian (2019) in the west Atlantic: Analysis of a HAFS ensemble. Monthly Weather Review, 151(1):175-192, https://doi.org/10.1175/MWR-D-22-0112.1 2023
- Hazelton, A., G.J. Alaka, Jr., L. Gramer, W. Ramstrom, S. Ditchek, X. Chen, B. Liu, Z. Zhang, L. Zhu, W. Wang, B. Thomas, J.H. Shin, C.-K. Wang, H.-S. Kim, X. Zhang, A. Mehra, F. Marks, and S. Gopalakrishnan. 2022 real-time hurricane forecasts from an experimental version of the Hurricane Analysis and Forecast System (HAFSV0.3S) Frontiers in Earth Science, 11:1264969, https://doi.org/10.3389/feart.2023.1264969 2023
- Poyer, A., W. Komaromi, S. Gopalakrishnan, L. Wolf, F. Marks, G. Alaka Jr., J. Anderson, V. Tallapragada, M. Brennan, A. Mehra, X. Zhang, Z. Zhang, A. Hazelton, D.A. Zelinsky, J.L. Franklin, A. Aksoy, C. Alexander, M. Bender, L. Bernardet, M. Biswas, J. Cangialosi, M. DeMaria, R. Dunlap, M. Ek, G. Eosco, L. Gramer, L. Harris, J.S. Hilderbrand, E. Kalina, H.-S. Kim, P. Kucera, B. Liu, P. McCaslin, T. Marchok, J. Moskaitis, K. Musgrave, L. Nance, K. Newman, M. Onderlinde, W. Ramstrom, D. Rosen, J. Sims, J. Sippel, D. Stern, R. Torn, X. Wang, W. Wang, Y. Weng, B.C. Zachry, C. Zhang, M. Zhang, and L. Zhu. 2021-2022 HFIP R&D activities summary: Recent results and operational implementation. HFIP Technical Report, HFIP-2023-1, 73 pp., https://doi.org/10.25923/exgj-1n68 2023
- Stackhouse, S.D., S.E. Zick, C.J. Matyas, K.M. Wood, A.T. Hazelton, and G.J. Alaka Jr. Evaluation of experimental high-resolution model forecasts of tropical cyclone precipitation using object-based metrics. Weather and Forecasting, 38(10):2111-2134, https://doi.org/10.1175/WAF-D-22-0223.1 2023
- Alvey, G.R., and A. Hazelton. How do weak, misaligned tropical cyclones evolve toward alignment? A case study using the Hurricane Analysis and Forecast System. Journal of Geophysical Research-Atmospheres, 127(10):e2022JD037268, https://doi.org/10.1029/2022JD037268 2022
- Chen, X., G.H. Bryan, A. Hazelton, F.D. Marks, and P. Fitzpatrick. Evaluation and improvement of TKE-based eddy-diffusivity mass-flux (EDMF) planetary boundary layer scheme in hurricane conditions. Weather and Forecasting, 37(6):935-951, https://doi.org/10.1175/WAF-D-21-0168.1 2022
- Gramer, L.J., J.A. Zhang, G. Alaka, A. Hazelton, and S. Gopalakrishnan. Coastal downwelling intensifies landfalling hurricanes. Geophysical Research Letters, 49(13):e2021GL096630 , https://doi.org/10.1029/2021GL096630 2022
- Hazelton, A., J.A. Zhang, and S.G. Gopalakrishnan. Comparison of the performance of the observation-based hybrid EDMF and EDMF-TKE PBL schemes in 2020 tropical cyclone forecasts from the Global-nested Hurricane Analysis and Forecast System. Weather and Forecasting, 37(4):457-476, https://doi.org/10.1175/WAF-D-21-0124.1 2022
- Hazelton, A., K. Gao, M. Bender, L. Cowan, G.J. Alaka Jr., A. Kaltenbaugh, L. Gramer, X. Zhang, L. Harris, T. Marchok, M. Morin, A. Mehra, Z. Zhang, B. Liu, and F. Marks. Performance of 2020 real-time Atlantic hurricane forecasts from high-resolution global-nested hurricane models: HAFS-globalnest and GFDL T-SHiELD. Weather and Forecasting, 37(1):143-161, https://doi.org/10.1175/WAF-D-21-0102.1 2022
- Zawislak, J., R.F. Rogers, S.D. Aberson, G.J. Alaka, G. Alvey, A. Aksoy, L. Bucci, J. Cione, N. Dorst, J. Dunion, M. Fischer, J. Gamache, S. Gopalakrishnan, A. Hazelton, H.M. Holbach, J. Kaplan, H. Leighton, F. Marks, S.T. Murillo, P. Reasor, K. Ryan, K. Sellwood, J.A. Sippel, and J.A. Zhang. Accomplishments of NOAA’S airborne hurricane field program and a broader future approach to forecast improvement. Bulletin of the American Meteorological Society, 103(2):E311-E338, https://doi.org/10.1175/BAMS-D-20-0174.1 2022
- Gopalakrishnan, S., A. Hazelton, and J.A. Zhang. Improving hurricane boundary layer parameterization scheme based on observations. Earth and Space Science, 8(3):e2020EA001422 , https://doi.org/10.1029/2020EA001422 2021
- Hazelton, A., G. Alaka, L. Cowan, M. Fischer, and S. Gopalakrishnan. Understanding the processes causing the early intensification of Hurricane Dorian through an ensemble of the Hurricane Analysis and Forecast System (HAFS). Atmosphere, 12(1):93, https://doi.org/10.3390/atmos12010093 2021
- Hazelton, A., Z. Zhang, B. Liu, J. Dong, G. Alaka, W. Wang, T. Matchok, A. Menra, S. Gopalakrishnan, X. Zhang, M. Bender, V. Tallapragada, and F. Marks. 2019 Atlantic hurricane forecasts from the Global-Nested Hurricane Analysis and Forecast System (HAFS): Composite statistics and key events. Weather and Forecasting, 36(2):519-538, https://doi.org/10.1175/WAF-D-20-0044.1 2021
- Zhu, P., A. Hazelton, Z. Zhang, F. Marks, and V. Tallapragada. The role of eyewall turbulent transport in the pathway to intensification of tropical cyclones. Journal of Geophysical Research-Atmospheres, 126(17):e2021JD034983, https://doi.org/10.1029/2021JD034983 2021
- Dong, J., B. Liu, Z. Zhang, W. Wang, A. Mehra, A.T. Hazelton, H.R. Winterbottom, L. Zhu, K. Wu, C. Zhang, V. Tallapragada, X. Zhang, S. Gopalakrishnan, and F. Marks. The evaluation of real-time Hurricane Analysis and Forecast System (HAFS) Stand-Alone Regional (SAR) model performance in 2019 Atlantic hurricane season. Atmosphere, 11(6):617, https://doi.org/10.3390/atmos11060617 2020
- Gopalakrishnan, S., D. Koch, S. Upadhayay, M. DeMaria, F. MARKS, E.N. Rappaport, A. Mehra, V. Tallapragada, Y. Jung, G. Alaka, C. Alexander, M. Bender, L. Bernardet, M. Biswas, T. Black, M. Brennan, J. Cangialosi, J. Dong, R. Dunlap, M. Ek, J.L. Franklin, L. Gramer, G. Hallliwell, L. Harris, A. Hazelton, J.S. Hilderbrand, E. Kalina, H.S. Kim, P. Kucera, N. Lett, B. Liu, T. Marchok, P. McCaslin, K. Musgrave, L. Nance, K. Newman, M. Onderlinde, A. Penny, W. Ramstrom, J. Sippel, R. Torn, X. Wang, W. Wang, J. Whitaker, H. Winterbottom, D.A. Zelinsky, F. Zhang, C. Zhang, X. Zhang, Z. Zhang, and L. Zhu. 2019 Hurricane Forecast Improvement Project R&D activities summary: Recent results and operational implementation. HFIP Technical Report, HFIP2020-1, 45 pp., https://doi.org/10.25923/qzd3-m787 2020
- Harris, L., L. Zhou, S.-J. Lin, J.-H. Chen, X. Chen, K. Gao, M. Morin, S. Rees, Y. Sun, M. Tong, B. Xiang, M. Bender, R. Benson, K.-Y. Cheng, S. Clark, O.D. Elbert, A. Hazelton, J.J. Huff, A. Kaltenbaugh, Z. Liang, T. Marchok, H.H. Shin, and W. Stern. GFDL SHiELD: A unified system for weather-to-seasonal prediction. Journal of Advances in Modeling Earth Systems, 12(10):e2020MS002223, https://doi.org/10.1029/2020MS002223 2020
- Hazelton, A.T., X. Zhang, S. Gopalakrishnan, W. Ramstrom, F. Marks, and J.A. Zhang. High-resolution ensemble HFV3 forecasts of Hurricane Michael (2018): Rapid intensification in shear. Monthly Weather Review, 148(5):2009-2032, https://doi.org/10.1175/MWR-D-19-0275.1 2020
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