Mesoscale Discussions, also known as MDs, are a type of forecast product issued by the Storm Prediction Center. As of a recent update, no Mesoscale Discussions are currently in effect. This information is available from the SPC, which provides forecast products to help predict severe weather events.
The most recent update was issued on Tuesday, September 1, 2026, at 12:22:01 UTC. At that time, there were no active Mesoscale Discussions.
Further details about the current forecast and any potential severe weather events can be found through the SPC's forecast products.
000 ABPZ20 KNHC 131134 TWOEP Tropical Weather Outlook NWS National Hurricane Center Miami FL 500 AM PDT Sun Sep 13 2026 For the eastern and central North Pacific east of 180 longitude: Active Systems: The National Hurricane Center is issuing advisories on Tropical Storm Norbert, ...
000 ABNT20 KNHC 131134 TWOAT Tropical Weather Outlook NWS National Hurricane Center Miami FL 800 AM EDT Sun Sep 13 2026 For the North Atlantic...Caribbean Sea and the Gulf of America: Central Subtropical Atlantic: Disorganized showers and thunderstorms continue in association wit...
000 WTPZ44 KNHC 130849 TCDEP4 Tropical Storm Norbert Discussion Number 15 NWS National Hurricane Center Miami FL EP142026 1100 PM HST Sat Sep 12 2026 Norbert's convective organization has improved during the past several hours. A renewed burst of deep convection, with cloud-top t...
000 FOPZ14 KNHC 130848 PWSEP4 TROPICAL STORM NORBERT WIND SPEED PROBABILITIES NUMBER 15 NWS NATIONAL HURRICANE CENTER MIAMI FL EP142026 0900 UTC SUN SEP 13 2026 AT 0900Z THE CENTER OF TROPICAL STORM NORBERT WAS LOCATED NEAR LATITUDE 18.0 NORTH...LONGITUDE 131.7 WEST WITH MAXIMUM ...
...NORBERT STRENGTHENS SLIGHTLY... ...EXPECTED TO DISSIPATE WELL EAST OF HAWAII BY THE MIDDLE OF NEXT WEEK... As of 11:00 PM HST Sat Sep 12 the center of Norbert was located near 18.0, -131.7 with movement W at 12 mph. The minimum central pressure was 1000 mb with maximum sustain...
000 WTPZ24 KNHC 130847 TCMEP4 TROPICAL STORM NORBERT FORECAST/ADVISORY NUMBER 15 NWS NATIONAL HURRICANE CENTER MIAMI FL EP142026 0900 UTC SUN SEP 13 2026 TROPICAL STORM CENTER LOCATED NEAR 18.0N 131.7W AT 13/0900Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST OR...
Day 2 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0200 AM CDT Sun Sep 13 2026 Valid 141200Z - 151200Z ...Synopsis... At least Elevated fire-weather conditions are forecast Monday as strong jet streak associated with an upper-level low progresses from the Northern R...
Day 1 Fire Weather Outlook NWS Storm Prediction Center Norman OK 0159 AM CDT Sun Sep 13 2026 Valid 131200Z - 141200Z ...Synopsis... A strong upper-level low with a 65-70 kt jet streak is expected to progress eastward across the Pacific Northwest today, resulting in widespread dry...
840 WTPZ44 KNHC 130248 TCDEP4 Tropical Storm Norbert Discussion Number 14 NWS National Hurricane Center Miami FL EP142026 500 PM HST Sat Sep 12 2026 Satellite imagery indicates that Norbert's convective organization has degraded during the past several hours. The convective mass ...
957 FOPZ14 KNHC 130248 PWSEP4 TROPICAL STORM NORBERT WIND SPEED PROBABILITIES NUMBER 14 NWS NATIONAL HURRICANE CENTER MIAMI FL EP142026 0300 UTC SUN SEP 13 2026 AT 0300Z THE CENTER OF TROPICAL STORM NORBERT WAS LOCATED NEAR LATITUDE 17.9 NORTH...LONGITUDE 130.5 WEST WITH MAXIMUM ...
006 WTPZ24 KNHC 130247 TCMEP4 TROPICAL STORM NORBERT FORECAST/ADVISORY NUMBER 14 NWS NATIONAL HURRICANE CENTER MIAMI FL EP142026 0300 UTC SUN SEP 13 2026 TROPICAL STORM CENTER LOCATED NEAR 17.9N 130.5W AT 13/0300Z POSITION ACCURATE WITHIN 30 NM PRESENT MOVEMENT TOWARD THE WEST OR...
