








National Weather Service Forecast for: Orlando, Florida Forecast Details
590 FXUS62 KMLB 031128 AFDMLB Area Forecast Discussion National Weather Service Melbourne FL 728 AM EDT Fri Jul 3 2026 ...New AVIATION... .KEY MESSAGES... Issued at 247 AM EDT Fri Jul 3 2026 - Hot and muggy conditions will build with peak heat indices climbing to 102-107 this holiday weekend resulting in widespread Moderate to Major HeatRisk. - Increased moisture, strong daytime heating and boundary collisions will result in scattered to numerous showers and lightning storms into the Fourth of July weekend. - At least a Moderate risk for dangerous rip currents at area beaches through the Fourth of July weekend. && .DISCUSSION... Issued at 247 AM EDT Fri Jul 3 2026 Today-Tonight... High pressure aloft remains anchored over the southeast U.S. today, gradually weakening into tonight. A boundary of moisture extending from a weak surface low over the western Atlantic reaches across southern portions of the area (PWAT ~2.0- 2.2") with only slightly drier air forecast to the north of Orlando (PWAT ~1.8-2.0"). Isolated onshore moving showers may brush the coast early in the day before afternoon and evening convection becomes driven by the sea breeze and mesoscale boundary interactions. The greatest diurnal PoPs will be supported in the area of highest moisture, with coverage generally peaking around 50- 70% south of Orlando and west of I-95. Further north, coverage remains more scattered ranging 30-50% west of I-95. In typical summertime fashion, the storm environment is characterized by weak shear and high surface instability. Organized stronger storms are generally not expected, but gusty winds of 45-50 mph will be possible in vicinity of isolated storm downbursts. Otherwise, weak steering flow may contribute to periods of locally heavy rainfall and minor/ nuisance flooding in slow moving storms. Near to slightly above normal temperatures continue with highs in the low to mid 90s. Peak heat index values mostly range 100-105F, and a Moderate to localized Major HeatRisk is forecast across much of east central Florida. Low temperatures remain mild, in the mid to upper 70s across much of the area. A Moderate Risk of rip currents persists at east central Florida beaches. Heed the advise of lifeguards, beach patrol flags, and signs. Weekend... High pressure continues to weaken across the southeast U.S. as a pair of mid level troughs dig through the northeast U.S. and the midwest states. Surface high pressure gradually builds over the western Atlantic with its axis stretching into south Florida by late this weekend. Deeper moisture which had been focused across the southern half of the peninsula earlier in the week becomes advected northward as light southwest flow develops. This will result in more areawide coverage of scattered to numerous (~50-70%) showers and storms each afternoon and evening. A slightly delayed sea breeze will migrate inland each day with a sea breeze collision focused across the central or eastern half of the peninsula, and peak coverage is generally expected between 4pm-8pm. Some activity may push back towards the coast, with lower rain chances lingering into the late evening. Primary storm hazards remain frequent lightning strikes, gusty winds in vicinity of downbursts, and periods of locally heavy rainfall. Seasonably hot conditions continue with afternoon highs (Low-Mid 90s) near to slightly above average. Peak heat index values between 102-107F are forecast to mostly hold near to below Heat Advisory criteria at this time. Residents and visitors are encourage to stay hydrated and practice heat safety this weekend. For heat safety tips, visit Heat.gov. A moderate risk of rip currents is forecast through the holiday weekend. Always swim near a life guard! Monday-Thursday... Mid level troughing across the midwest U.S. slides into the eastern U.S. and offshore by Wednesday. Weak high pressure over the western Atlantic should keep the trough and any surface fronts north of central Florida, but occasional pulses of vorticity may still pass aloft. A surface ridge axis near or south of the area may broaden into mid next week, but a loose pressure gradient looks to keep light southerly flow (variable at times) in place through the period. Global model solutions show some disagreements in moisture through the extended period with the Euro keeping a deeper plume of moisture in place (2.0-2.2") and the GFS widely fluctuating between 1.7-2.2". For now, the current forecast suggests scattered to occasionally numerous chances for diurnal showers and storms through the period, but there remains mentionable uncertainty in exact PoP values each day. Hot and humid conditions persist, and highs in the low to mid 90s may show a subtle warming trend into mid week. && .MARINE... Issued at 247 AM EDT Fri Jul 3 2026 The western Atlantic high extends over the local waters this weekend into early next week, maintaining favorable boating conditions. Light and variable winds today shift onshore as the sea breeze develops in the afternoon. Prevailing south to southwest winds then develop this weekend, increasing 10-15 kts each evening and overnight. Seas of 2-3 ft gradually subside to become widely 1-2 ft into early next week. Isolated to scattered showers are forecast across the waters early today. Coverage of offshore moving showers and storms increases in coverage this weekend, primarily in the late afternoon and evening hours. && .AVIATION... (12Z TAFs) Issued at 645 AM EDT Fri Jul 3 2026 A summertime sea breeze pattern and little to no steering flow is forecast to produce scattered to numerous, slow moving showers and storms this afternoon. The highest coverage looks to be along the collision from near MCO southward over the interior. However, have also included TEMPOs at the Treasure Coast terminals, as well as LEE after 18-21Z respectively. DAB and TIX are forecast to remain dry, with VCTS included for SFB and MLB. VFR conditions prevailing, with reductions in stronger showers and storms. Storm motions will be erratic, with new development occurring along boundary collisions. Light winds this morning become onshore at 10 kts or less this afternoon as the sea breeze develops and moves inland. Any convection is forecast to diminish by around 0-1Z, with higher coverage developing areawide for Independence Day. && .PRELIMINARY POINT TEMPS/POPS... DAB 90 76 91 76 / 20 10 60 20 MCO 94 76 93 76 / 50 30 70 30 MLB 90 77 91 77 / 40 10 70 30 VRB 91 76 91 76 / 50 20 70 30 LEE 94 77 93 77 / 30 20 70 20 SFB 95 76 94 77 / 30 20 70 30 ORL 94 77 93 77 / 50 20 70 30 FPR 90 75 90 75 / 60 20 70 30 && .MLB WATCHES/WARNINGS/ADVISORIES... FL...None. AM...None. && $$ DISCUSSION...Law AVIATION...Wishard
National Weather Service Forecast for: Miami, Florida
| This Afternoon ![]() Chance T-storms |
Tonight![]() Chance T-storms then Partly Cloudy |
Independence Day ![]() Slight Chance T-storms then Chance T-storms |
Saturday Night ![]() Chance T-storms |
Sunday![]() Chance T-storms |
| Hi 89 °F | Lo 83 °F | Hi 89 °F | Lo 82 °F | Hi 89 °F |
National Weather Service Forecast for: Miami, Florida Forecast Details
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