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18 UTC GFS Model (North American domain)

Go to: 00 UTC 06 UTC 12 UTC

Updated through the
384 hour forecast at
23:30 UTC 09/24/2026
(06:30 PM CDT, Thu 09/24/2026)

Surface	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

850 hPa	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

700 hPa	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

500 hPa	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

300 hPa	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

250 hPa	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

200 hPa	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

RH/LI	00h	12h	1d	36h	2d	60h	3d	84h	4d
Flash loop	–	108h	5d	132h	6d	156h	7d	180h	8d
FLI loop	–	204h	9d	228h	10d	252h	11d	276h	12d
	–	300h	13d	324h	14d	348h	15d	372h	16d

* Viewers for FLI animations

NOTE:

FLI animations are updated after the last
available forecast plot is completed.

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