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Archives for the SPC Convective Outlook are updated daily (approximately) with a live map at the beginning of each article. Follow the link at the end of the article to check for current updates on the NOAA/NWS Storm Prediction Center website. Also, see Archives for Chicago's hourly weather data on CARDINAL NEWS Magazine.

Tuesday, June 8, 2021

SPC Jun 9, 2021 0100 UTC Day 1 Convective Outlook

SPC 0100Z Day 1 Outlook Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0738 PM CDT Tue Jun 08 2021 Valid 090100Z - 091200Z ...THERE IS AN ENHANCED RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF NORTHEAST MONTANA INTO FAR NORTHWEST NORTH DAKOTA... ...SUMMARY... Very large hail, severe wind gusts and a couple tornadoes are expected this evening into tonight across the northern High Plains. ...Northern High Plains... Only minor changes have been made to the Marginal and Slight risk area across portions of southeast MT based on current convective trends. Ongoing clusters of strong to severe storms across northeast MT and western ND are producing damaging winds and hail. This activity will persist for several more hours. Additional development is occurring further south along the dryline/surface trough across western WY into western SD. This activity will pose a threat for isolated strong gusts and large hail. For short-term severe potential for these areas, reference MCDs 890 and 891. ...Lower MS/OH Valley vicinity and Northeast States... Severe potential has rapidly diminished this evening with loss of daytime heating and increasing low level inhibition. Severe probs have been removed from these areas as a result. A couple of strong storms could produce gusty winds for another hour two across parts of the Mid-South, but severe winds are not expected. ..Leitman.. 06/09/2021 Read more LIVE: