SPC Convective Watches

Active tornado and severe thunderstorm watches, SPC probabilities, maximum threats and the environment supporting them.

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Lower 48 · Click a polygon to open the watch

Loading watches…Fetching SPC polygons and the latest mesoanalysis

No watches in this viewSPC has no active convective watches.

National watch desk

Active SPC Watches

Polygons are colored by watch type.

PDS Tornado Watch Tornado Watch Severe Thunderstorm Watch

Latest analysis ingredients

Every layer uses the most recent mesoanalysis time.

MRMS radar MLCAPE fill MUCAPE fill MLCIN contours 0–1 km SRH contours 0–3 km SRH contours MSL pressure contours 500 mb height contours 850 mb height contours PWAT contours 0–6 km bulk-shear barbs 850 mb wind barbs 500 mb wind barbs Surface observations

Use with care A watch means conditions favor severe weather. Follow official NWS warnings for immediate life-safety decisions.

SPC watch feed

Active Convective Watches

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