NWS Storm Prediction Center

Official X account for the National Weather Service Storm Prediction Center. Details:

[NWS Storm Prediction Center @NWSSPC]

2026-07-17 21:46Z #SPC Day3-8 #FireWX Outlook https://t.co/xfgNy4UEyt

[NWS Storm Prediction Center @NWSSPC]

Here are our Key Messages for Saturday (7/18).

[NWS Storm Prediction Center @NWSSPC]

3:14pm CDT #SPC_MD 1642 , #mtwx #idwx, https://t.co/6XgRpwjgQh

[NWS Storm Prediction Center @NWSSPC]

#SPC Jul 17, 2026 2000Z Thunderstorm Outlook https://t.co/AeK0ArQF0G

[NWS Storm Prediction Center @NWSSPC]

2:53pm CDT #SPC Day1 Outlook Marginal Risk: From central Idaho into Montana, the Great Lakes, and the Ohio Valley into the Southeast https://t.co/TgJgC6cj9Y

[NWS Storm Prediction Center @NWSSPC]

2:48pm CDT #SPC_MD 1641 , #mnwx #wiwx, https://t.co/9hUM64eBhj

[NWS Storm Prediction Center @NWSSPC]

2:47pm CDT #SPC Day2 #FireWX https://t.co/LEoXKVkfmU

[NWS Storm Prediction Center @NWSSPC]

2:30pm CDT #SPC Day3 Outlook Slight Risk: across parts of the Carolinas into southeast Virginia https://t.co/K89lXjsmlK

[NWS Storm Prediction Center @NWSSPC]

12:30pm CDT #SPC Day2 Outlook Enhanced Risk: for parts of the Lower Great Lakes into the Mid-Atlantic https://t.co/Y1WiOd8m1i

[NWS Storm Prediction Center @NWSSPC]

#SPC Jul 17, 2026 1630Z Thunderstorm Outlook https://t.co/AeK0ArQF0G

[NWS Storm Prediction Center @NWSSPC]

11:40am CDT #SPC Day1 #FireWX https://t.co/Sz3kci5ng7

[NWS Storm Prediction Center @NWSSPC]

11:32am CDT #SPC Day1 Outlook Marginal Risk: OVER PORTIONS OF THE NORTHERN ROCKIES and High Plains Upper GREAT LAKES AND OHIO VALLEY to the Southeast https://t.co/TgJgC6cj9Y

[NWS Storm Prediction Center @NWSSPC]

#SPC Jul 17, 2026 1300Z Thunderstorm Outlook https://t.co/AeK0ArQF0G

[NWS Storm Prediction Center @NWSSPC]

7:33am CDT #SPC Day1 Outlook Marginal Risk: OVER PORTIONS OF THE NORTHERN ROCKIES and High Plains Upper GREAT LAKES AND OHIO VALLEY into the Southeast https://t.co/TgJgC6cj9Y

[NWS Storm Prediction Center @NWSSPC]

2026-07-17 07:57Z #SPC Day4-8 Outlook #Severe Weather: Mon Jul 20 (15%), Tue Jul 21 (15%), Wed Jul 22 (15%), https://t.co/uarJ400AvH

[NWS Storm Prediction Center @NWSSPC]

2:04am CDT #SPC_MD 1640 , #txwx, https://t.co/Ve3Nc5fKbB

[NWS Storm Prediction Center @NWSSPC]

1:51am CDT #SPC Day2 #FireWX https://t.co/LEoXKVkfmU

[NWS Storm Prediction Center @NWSSPC]

1:51am CDT #SPC Day1 #FireWX https://t.co/Sz3kci5ng7

[NWS Storm Prediction Center @NWSSPC]

1:28am CDT #SPC Day3 Outlook Slight Risk: across portions of SC/NC into southeast VA https://t.co/K89lXjsmlK

[NWS Storm Prediction Center @NWSSPC]

1:00am CDT #SPC Day2 Outlook Slight Risk: across the Ohio Valley into the Mid-Atlantic and southern New England https://t.co/Y1WiOd8m1i