Evidence map›Paper›PMID 39948147›Full record

ArticleScientific reports2025

Effects of a marine heatwave associated with the Kuroshio Extension large meander on extreme precipitation in September 2023.

Hidetaka Hirata, Ryuichi Kawamura, Masami Nonaka

Abstract read
In one paragraph

Article in Scientific reports, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

3 authors.

Hidetaka HirataDepartment of Data Science, Faculty of Data Science, Rissho University, Kumagaya, Japan. hirata@ris.ac.jp.
Ryuichi KawamuraDepartment of Earth and Planetary Sciences, Faculty of Science, Kyushu University, Fukuoka, Japan.
Masami NonakaApplication Laboratory, Japan Agency for Marine-Earth Science and Technology, Yokohama, Japan.

Funding

Japan Society for the Promotion of Science JP22H04491Japan Society for the Promotion of Science JP24H00369Japan Society for the Promotion of Science JP 24H02223
6 · The paper itself

Abstract

In 2023, the Kuroshio Extension (KE) exhibited an unusually large meander (LM) path, which caused a significant increase in sea surface temperatures, a marine heatwave (MHW), to the east of Japan. Although this MHW has the potential to influence heavy precipitation, it has not yet been examined. Here, we address this issue by examining an extreme precipitation event that occurred in Japan in September 2023 using high-resolution cloud-resolving numerical experiments. Results indicated that the MHW contributed to an increase in surface precipitation by ~ 300 mm, accounting for ~ 70% of the total precipitation. This precipitation intensification was attributed to the MHW-enhanced atmospheric instability and its influence on the formation and positioning of surface fronts. This research suggests that the KE-LM-induced MHW has elevated the risk of heavy precipitation in Japan, with significant societal implications. These findings could be applied to other regions such as the Northeastern United States.

Identifiers

PMID39948147
PMCPMC11825860

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.