Chilly End to May in U.S.

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A Look At Australia Bureau of Meteorology JUN/JUL/AUG 2025 Global SSTA Forecast
05/12/2025, 9:16 am EDT
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Climate Impact Company Early U.S. Notes

Issued: Monday May 19, 2025

Highlight: Severe storms/flooding rains continue next 2 days; Wet week ahead.

A map of the united states with weather conditions AI-generated content may be incorrect.A map of the united states with a map of severe storms AI-generated content may be incorrect.

A map of the united states with a map of rain AI-generated content may be incorrect.A map of the united states with a map of rain AI-generated content may be incorrect.

Fig. 1-4: The NOAA/SPC severe weather forecast for the next 2 days and attendant excessive rain/flood risk.

Discussion: Severe weather regenerates in the southeast Great Plains today featuring tornado risk extending from Dallas to Kansas City (Fig. 1). On Tuesday, the severe weather risk area shifts to the East-central U.S. with tornado risk targeting the western Tennessee Valley (Fig. 2). Excessive rainfall producing flash flooding is forecast today for the Missouri Valley and vicinity (Fig. 3) shifting to the Ohio River Valley tomorrow (Fig. 4). The week ahead is wet! Additional heavy rain stretches from the Dakotas to the Mid-south States and eastward into the northern Mid-Atlantic region (Fig. 5). The U.S. population weight HDD forecast indicates much below normal cooling demand to end May (Fig. 6).

A map of the united states AI-generated content may be incorrect.

Fig. 5: The U.S. NOAA/WPC 7-day rainfall forecast.

A graph of different colored lines AI-generated content may be incorrect.

Fig. 6: The U.S. population weight CDD forecast utilizing all models through early June.