Effect of high-frequency wind on intraseasonal SST variabilities over the mid-latitude North Pacific region during boreal summer

Verfasser / Beitragende:
[Lu Wang, Tim Li, Tianjun Zhou]
Ort, Verlag, Jahr:
2015
Enthalten in:
Climate Dynamics, 45/9-10(2015-11-01), 2607-2617
Format:
Artikel (online)
ID: 605472785
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024 7 0 |a 10.1007/s00382-015-2496-2  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00382-015-2496-2 
245 0 0 |a Effect of high-frequency wind on intraseasonal SST variabilities over the mid-latitude North Pacific region during boreal summer  |h [Elektronische Daten]  |c [Lu Wang, Tim Li, Tianjun Zhou] 
520 3 |a The effect of high-frequency (period <20days) wind on the intraseasonal (period 20-100days) sea surface temperature (SST) anomalies over the mid-latitude North Pacific region (35°-45°N, 160°E-170°W) during boreal summer was examined through the diagnosis of reanalysis data and numerical experiments. The reanalysis data diagnosis shows that the near-surface high-frequency (HF) wind is weaker (stronger) during the intraseasonal SST warming (cooling) phase. The phase-dependent amplitude of HF wind is controled by the strength change of the upper-tropospheric westerly jet stream. Because the magnitude of the HF wind over the target region shows significantly positive correlation with the total wind speed, a weaker (higher) HF wind in the SST warming (cooling) phase tends to decrease (increase) total wind speed, which can further suppress (enhance) upward surface latent heat and sensible heat fluxes and strengthen the intraseasonal SST variability. The numerical experiments with an oceanic general circulation model demonstrate that the HF wind can amplify the intraseasonal SST variability over the target region mainly through nonlinearly rectifying intraseasonal surface latent and sensible heat fluxes. The HF wind can explain about 20% of the intraseasonal SST variability in the target region. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Sea surface temperature  |2 nationallicence 
690 7 |a Intraseasonal oscillation  |2 nationallicence 
690 7 |a High frequency wind  |2 nationallicence 
690 7 |a Air-sea interaction  |2 nationallicence 
690 7 |a Upscale feedback  |2 nationallicence 
690 7 |a North Pacific  |2 nationallicence 
700 1 |a Wang  |D Lu  |u International Laboratory on Climate and Environment Change and Key Laboratory of Meteorological Disaster, Nanjing University of Information Science and Technology, Nanjing, China  |4 aut 
700 1 |a Li  |D Tim  |u International Laboratory on Climate and Environment Change and Key Laboratory of Meteorological Disaster, Nanjing University of Information Science and Technology, Nanjing, China  |4 aut 
700 1 |a Zhou  |D Tianjun  |u LASG, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China  |4 aut 
773 0 |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 45/9-10(2015-11-01), 2607-2617  |x 0930-7575  |q 45:9-10<2607  |1 2015  |2 45  |o 382 
856 4 0 |u https://doi.org/10.1007/s00382-015-2496-2  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00382-015-2496-2  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Wang  |D Lu  |u International Laboratory on Climate and Environment Change and Key Laboratory of Meteorological Disaster, Nanjing University of Information Science and Technology, Nanjing, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Li  |D Tim  |u International Laboratory on Climate and Environment Change and Key Laboratory of Meteorological Disaster, Nanjing University of Information Science and Technology, Nanjing, China  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Zhou  |D Tianjun  |u LASG, Institute of Atmospheric Physics, Chinese Academy of Sciences, Beijing, China  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Climate Dynamics  |d Springer Berlin Heidelberg  |g 45/9-10(2015-11-01), 2607-2617  |x 0930-7575  |q 45:9-10<2607  |1 2015  |2 45  |o 382