SPC - No MDs are in effect as of Mon Oct 12 02:39:02 UTC 2026
No Mesoscale Discussions are in effect as of Mon Oct 12 02:39:02 UTC 2026.
Summary by Storm News Editorial Desk · As published by SPC forecast products · · 1 min read
No Mesoscale Discussions are in effect as of Mon Oct 12 02:39:02 UTC 2026.

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Wind Speed Probabilities last updated Mon, 12 Oct 2026 02:52:11 GMT
NHC Eastern Pacific · Oct 12, 2026
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000 WTPZ45 KNHC 120251 TCDEP5 Hurricane Simon Discussion Number 19 NWS National Hurricane Center Miami FL EP202026 800 PM MST Sun Oct 11 2026 Simon is showing signs of weakening this evening, likely due to its prolonged close proximity to the Mexican coastline and the associated ...
NHC Eastern Pacific · Oct 12, 2026
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000 FOPZ15 KNHC 120249 PWSEP5 HURRICANE SIMON WIND SPEED PROBABILITIES NUMBER 19 NWS NATIONAL HURRICANE CENTER MIAMI FL EP202026 0300 UTC MON OCT 12 2026 AT 0300Z THE CENTER OF HURRICANE SIMON WAS LOCATED NEAR LATITUDE 19.8 NORTH...LONGITUDE 106.0 WEST WITH MAXIMUM SUSTAINED WIND...
NHC Eastern Pacific · Oct 12, 2026
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...SIMON MOVING SLOWLY JUST OFFSHORE OF WEST-CENTRAL MEXICO... ...THREAT OF DESTRUCTIVE WINDS AND FLOODING RAINS CONTINUES ALONG THE COAST... As of 8:00 PM MST Sun Oct 11 the center of Simon was located near 19.8, -106.0 with movement NW at 5 mph. The minimum central pressure was...
NHC Eastern Pacific · Oct 12, 2026
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000 WTPZ25 KNHC 120246 TCMEP5 HURRICANE SIMON FORECAST/ADVISORY NUMBER 19 NWS NATIONAL HURRICANE CENTER MIAMI FL EP202026 0300 UTC MON OCT 12 2026 HURRICANE CENTER LOCATED NEAR 19.8N 106.0W AT 12/0300Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE NORTHWEST OR 325 DE...
NHC Eastern Pacific · Oct 12, 2026
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Day 1 Convective Outlook NWS Storm Prediction Center Norman OK 0747 PM CDT Sun Oct 11 2026 Valid 120100Z - 121200Z ...THERE IS A MARGINAL RISK OF SEVERE THUNDERSTORMS ACROSS PARTS OF THE MID-ATLANTIC AND DESERT SOUTHWEST... ...SUMMARY... Thunderstorms with and isolated tornado th...
SPC forecast products · Oct 12, 2026
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000 ABPZ20 KNHC 112320 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 500 PM PDT Sun Oct 11 2026 For the eastern and central North Pacific east of 180 longitude: Active Systems: The National Hurricane Center is issuing advisories on Hurricane Simon, located...
NHC Eastern Pacific · Oct 11, 2026
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000 ABNT20 KNHC 112309 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 PM EDT Sun Oct 11 2026 For the North Atlantic...Caribbean Sea and the Gulf of America: Eastern Tropical Atlantic: An elongated area of low pressure centered a few hundred miles west o...
NHC Atlantic · Oct 11, 2026
safety
Day 3-8 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0432 PM CDT Sun Oct 11 2026 Valid 131200Z - 191200Z ...Synopsis... An upper-level low and associated precipitation across the western U.S. will move into the Upper Midwest by Day 5/Thursday and merge with an ampli...
SPC forecast products · Oct 11, 2026
News
000 WTPZ45 KNHC 112112 CCA TCDEP5 Hurricane Simon Discussion Number 18...Corrected NWS National Hurricane Center Miami FL EP202026 300 PM CST Sun Oct 11 2026 Corrected spelling of Sierra in first sentence. Simon is still a Category 4 hurricane, but appears to be feeling the effec...
NHC Eastern Pacific · Oct 11, 2026
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000 FOPZ15 KNHC 112054 PWSEP5 HURRICANE SIMON WIND SPEED PROBABILITIES NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL EP202026 2100 UTC SUN OCT 11 2026 AT 2100Z THE CENTER OF HURRICANE SIMON WAS LOCATED NEAR LATITUDE 19.6 NORTH...LONGITUDE 105.8 WEST WITH MAXIMUM SUSTAINED WIND...
NHC Eastern Pacific · Oct 11, 2026
News
000 WTPZ25 KNHC 112052 TCMEP5 HURRICANE SIMON FORECAST/ADVISORY NUMBER 18 NWS NATIONAL HURRICANE CENTER MIAMI FL EP202026 2100 UTC SUN OCT 11 2026 HURRICANE CENTER LOCATED NEAR 19.6N 105.8W AT 11/2100Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR ...
NHC Eastern Pacific · Oct 11, 2026