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Related Experiment Video

Updated: Apr 24, 2026

Surface Renewal: An Advanced Micrometeorological Method for Measuring and Processing Field-Scale Energy Flux Density Data

Surface Renewal: An Advanced Micrometeorological Method for Measuring and Processing Field-Scale Energy Flux Density Data

Published on: December 12, 2013

Characterizing the Impacts of 2024 Total Solar Eclipse Using New York State Mesonet Data.

Junhong Wang¹, Aiguo Dai², Chau-Lam Yu¹

¹New York State Mesonet SUNY University at Albany Albany NY USA.

Geophysical Research Letters

|November 25, 2024

Summary

A total solar eclipse (TSE) in New York caused significant surface cooling and atmospheric changes. The planetary boundary layer (PBL) shallowed and moistened, while CO2 levels rose due to reduced photosynthesis.

Keywords:

New York State Mesonet boundary layer eclipse impacts land‐atmosphere interactions total solar eclipse

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Area of Science:

Atmospheric Science
Geophysics
Environmental Science

Background:

A rare total solar eclipse (TSE) occurred over New York State (NYS) on April 8, 2024, the first since 1925.
The NYS Mesonet (NYSM) network provided extensive data during the event.

Purpose of the Study:

To analyze the impacts of the TSE on the surface, planetary boundary layer (PBL), and CO2 concentrations using NYSM data.
To characterize atmospheric and surface flux changes during the TSE.

Main Methods:

Utilized data from 55 NYS Mesonet weather stations located within the TSE totality path.
Analyzed surface temperature, wind, humidity, heat fluxes, and CO2 concentrations before, during, and after the TSE.

Main Results:

Peak surface cooling averaged 2.8°C (max 6.8°C) 17 minutes post-totality.
Observed night-like surface inversions, calm winds, PBL shallowing, and moistening.
Decreased sensible, latent, and ground heat fluxes; increased near-surface CO2 due to reduced photosynthesis.

Conclusions:

The TSE significantly altered surface energy balance and PBL dynamics.
Reduced solar radiation during the TSE led to measurable atmospheric and biospheric responses.