Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

A major winter storm will continue to bring blizzard conditions, heavy snowfall, icing, and strong winds through Monday across the Upper Midwest and Upper Great Lakes. A line of storms will be capable of producing widespread damaging winds, tornadoes, and some large hail from the Mid-South to the Ohio Valley and the Southeast through tonight, moving into the Mid-Atlantic Monday. Read More >

IMPORTANT NOTE: These positions are satellite estimates only. Please see the official Tropical Cyclone bulletins for official position , intensity and forecast track. Users are reminded that the positions and intensities here may differ from the official information.

Satellite Tropical Cyclone Summary Issued: 03/17/2026 09:04:14 AM UTC

The following fix messages have been issued in the last 6 hours.

TXPS41 PHFO 160541
TCSSP1

SOUTH PACIFIC TROPICAL CYCLONE SUMMARY - FIXES
NWS CENTRAL PACIFIC HURRICANE CENTER HONOLULU HI
0541 UTC MON MAR 16 2026

A. TROPICAL DISTURBANCE

B. 16/0500Z

C. 21.3S

D. 175.4W

E. GOES-18/HIMAWARI-9

F. 1.5/1.5

G. IR/EIR/VIS

H. H. REMARKS...LOW LEVEL CENTER LESS THAN 1.25 DEGREES FROM A SMALL
BURST OF DEEP CONVECTION YIELDS A DT OF 1.5. PT AND MET AGREE. FT
BASED ON DT.

I. ADDL POSITIONS   
   NONE.

$$

JELSEMA

HFO RSS Feed

Major Winter Storm Ongoing in the Upper Midwest; Severe Weather Tonight from the Mid-South to the Ohio Valley

Southern Hemisphere Tropical Summary