099 FXUS62 KMHX 121129 AFDMHXArea Forecast Discussion National Weather Service Newport/Morehead City NC 729 AM EDT Fri Sep 12 2025
.SYNOPSIS... High pressure will continue to build back into the area tonight through this weekend. By early next week an offshore front will meander closer to the coast and may bring more unsettled conditions.
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.NEAR TERM /TODAY/... As of 115 AM Fri...Quiet weather expected for Friday as a 1025 mb high pressure centered over New England brings northwest flow into the area with coastal front remaining offshore. This will keep partly to mostly cloudy skies in the area for much of the day with inland areas perhaps seeing a few more breaks of sun. Expect highs in the upper 70s to low 80s.
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.SHORT TERM /TONIGHT/... As of 115 AM Fri...More of the same as the surface high over New England remains anchored in place with an upper trough running down the eastern seaboard. This will keep the coastal front pinned offshore along the Gulf Stream and with it the precipitation chances. Low temperatures will be highly dependent upon cloud cover with coastal areas expecting clouds to remain overnight with more clearing for inland areas to the north and west. Expect minimum temperatures in the low to mid 60s along the coast with upper 50s inland.
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.LONG TERM /SATURDAY THROUGH THURSDAY/... As of 115 AM Friday...
Key Messages
-Dry for the weekend
-Rain chances associated with coastal low pick up next week
Most models are now showing some kind of disorganized low pressure system trying to form off of the GA/SC coast on Sunday and meandering around aimlessly through midweek. Exact details on whether this remains offshore or moves inland over the southeast coast remains to be seen but the upshot at this time is increased precipitation chances at least for coastal areas by early to midweek. While chances for precipitation increase, there is some uncertainty whether or not chances for thunder will increase given the stable air mass to the north that would likely suppress convection. Therefore have kept thunder chances to the extreme coast and offshore over the Gulf Stream at this time.
High temperatures generally in the low 80s for much of the week with lows early in the week in the upper 50s inland to low to mid 60s along the coast, moderating into the low to mid 60s everywhere by the middle of next week.
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.AVIATION /12Z FRIDAY THROUGH TUESDAY/... SHORT TERM /through 12Z Saturday/... As of 730 AM Friday...VFR conditions persist for all terminals as of sunrise Friday morning. Light winds and cloud cover have prevented decoupling through the overnight hours, precluding the threat of any reduced visibilities due to fog. Expect VFR conditions through today with scattered diurnal Cu ~5 kft. Northeast winds will be breezy with gusts to around 15 knots across TAF sites. Similar pattern expected tonight; albeit with less cloud cover to start the overnight hours. This should allow for better radiational cooling conditions in areas where the winds become calm; however, drier air will be in place and is expected to temper the threat of fog and low stratus, with latest guidance only indicating a 10-20% chance for low stratus for inland terminals. This will be monitored for later cycles, but no mention of sub- VFR conditions included in the TAFs as of this cycle.
LONG TERM /12Z Saturday through Tuesday/... As of 2 AM Friday...Patchy fog is possible overnight into the early morning hours through the weekend as clear skies and light winds inland provide decent radiational cooling conditions. Otherwise, VFR flight conditions expected through the long term, with gusty N/NE winds along the coast.
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.MARINE... SHORT TERM /through Saturday/... As of 2 AM Friday...
Key Messages...
- Small craft conditions continue across most of the coastal waters through tomorrow night
Latest obs show NNE winds 15-20 kt with gusts of 20-25 knots and seas of 4-6 ft across the central waters and 3-5 feet for the southern and northern waters. Winds have dropped off slightly through the early overnight hours, but pressure gradient is expected to tighten Friday morning as high pressure continues to build in from the northwest. As the gradient tightens, NE winds will increase to 25-25 kts over the central and southern coastal waters with gusts to 30 kts, while along the inland sounds and rivers winds remain 10-20 kts with some gusts to 25 kts. Seas will be 3-5 feet across the northern waters, with 4-6 foot seas across the southern and central waters. Expect conditions to slacken briefly Friday night before winds and seas again build on Saturday.
LONG TERM /Saturday Night through Tuesday/... As of 2 AM Thursday...
Key Messages:
-Gusty northerly winds continue through the long term
-Small Craft Advisory conditions persist through the weekend
-High uncertainty in the marine forecast for next week
Pressure gradient tightens again on Saturday between a building high inland and a strengthening trough offshore. This increases winds to around 15-25 kts with gusts to 30 kts and seas to 5-7 ft, with small craft conditions persisting through much of the weekend. Early next week, a weak low may form off the SE coast. This may result in another round of gusty winds and high seas. However, there is a higher than normal degree of uncertainty. Winds and waves are highly dependent on strength, location, and track of low, should it even develop. As a result, higher than normal level of uncertainty with the magnitude of the winds at the end of the long term period.
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.TIDES/COASTAL FLOODING... As of 230 AM Friday...Higher than normal astronomical tides will continue to produce elevated waters levels into this weekend along the coast and tidal waterways from Ocracoke Inlet to Surf City. Depending on tide fluctuations, water levels will likely be 1 to 2 feet above ground level during periods of high tide. The coastal flood advisory has been extended through 18Z (2 PM EDT) Saturday for portions of the Eastern North Carolina coastline for the higher tides. Any impacts are expected to be minor.
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.MHX WATCHES/WARNINGS/ADVISORIES... NC...Coastal Flood Advisory until 2 PM EDT Saturday for NCZ195-196- 199. Beach Hazards Statement through this evening for NCZ203-205. MARINE...Small Craft Advisory from 8 AM to 8 PM EDT Saturday for AMZ135. Small Craft Advisory until 8 AM EDT Sunday for AMZ152-154. Small Craft Advisory until 2 AM EDT Sunday for AMZ156-158.
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SYNOPSIS...MHX NEAR TERM...RTE SHORT TERM...RTE LONG TERM...RTE AVIATION...ZC MARINE...ZC TIDES/COASTAL FLOODING...MHX
NWS MHX Office Area Forecast Discussion
