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Linear Rainband Prediction Accuracy Falls Below Expectations: "Immediate Forecast" Accuracy Is 30%, "Half-Day Forecast" Accuracy Is 15%. Even if They Do Not Form, There Is a High Possibility of Heavy Rain, so Caution Is Advised.
Today, September 1st, is "Disaster Prevention Day." Heavy rain disasters continue, and it has been revealed that the accuracy of the Japan Meteorological Agency's (JMA) information regarding linear rainbands is lower than expected. Last month, linear rainbands formed in Chiba, Ishikawa, and Toyama prefectures, causing record-breaking rainfall, including river flooding, inundation, and landslides. The JMA issues "imminent forecasts" and "half-day…
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Today, September 1st, is "Disaster Prevention Day." Heavy rain disasters continue, and it has been revealed that the accuracy of the Japan Meteorological Agency's (JMA) information regarding linear rainbands is lower than expected. Last month, linear rainbands formed in Chiba, Ishikawa, and Toyama prefectures, causing record-breaking rainfall, including river flooding, inundation, and landslides. The JMA issues "imminent forecasts" and "half-day…