Florida · NWS MLB office

Deltona, FL weather

It is 75°F and cloudy at Orlando / Sanford Airport as of Oct 28, 8:00 AM EDT. Today: Rain Showers Likely, high near 79°F, 67% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 7:29 AM EDT.

Updated Oct 28, 8:18 AM EDT (snapshot)

Current conditions

Temperature

75°F

Cloudy · feels like 76°F

Wind

NNE 11 mph

Humidity 74% · dew point 66°F

Pressure · visibility

30.03 inHg

Visibility 10 mi

Observed at Orlando / Sanford Airport (KSFB), Oct 28, 8:00 AM EDT. Station readings can lag or be missing.

Alerts for this area

Flood Warning Severe Immediate

Flood Warning issued October 27 at 9:03PM EDT until October 28 at 2:00PM EDT by NWS Melbourne FL

Area
Lake, FL; Volusia, FL
In effect
Oct 27, 9:03 PM EDT
Until
Oct 28, 2:00 PM EDT
Issued by
NWS Melbourne FL
Full text

...The Flood Warning continues for the following rivers in Florida... St Johns River Near Deland affecting Lake and Volusia Counties. .Persistent and gusty northeast winds are slowing river flow. The St Johns River at Deland is forecast to crest near Minor Flood Stage through tonight, before beginning a slow decline through the weekend. For the St. Johns River...including Deland...Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...St Johns River near Deland. * WHEN...Until Wednesday afternoon. * IMPACTS...At 4.0 feet, Docks and piers are completely submerged at Pier 44 Marina. Many docks are partially submerged at Hontoon Landing Marina. * ADDITIONAL DETAILS... - At 8:30 PM EDT Tuesday the stage was 4.0 feet. - Bankfull stage is 3.5 feet. - Forecast...The river is expected to rise to a crest of 4.0 feet just after midnight tonight. It will then fall below flood stage tomorrow morning. - Flood stage is 4.0 feet. - http://www.weather.gov/safety/flood

What to do: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov. The next statement will be issued Wednesday morning at 1100 AM EDT.

Flood Warning Severe Immediate

Flood Warning issued October 27 at 9:00PM EDT by NWS Melbourne FL

Area
Lake, FL; Volusia, FL
In effect
Oct 27, 9:00 PM EDT
Expires
Oct 28, 11:00 AM EDT
Issued by
NWS Melbourne FL
Full text

...The Flood Warning continues for the following rivers in Florida... St Johns River Near Astor affecting Lake and Volusia Counties. .Persistent and gusty northeast winds are slowing river flow. The St Johns River at Astor will remain in Moderate Flood Stage, though river levels are forecast to slowly decline through this weekend. For the St. Johns River...including Astor...Moderate flooding is forecast. * WHAT...Moderate flooding is occurring and moderate flooding is forecast. * WHERE...St Johns River near Astor. * WHEN...Until further notice. * IMPACTS...At 4.0 feet, Major flooding occurs with water entering many structures on canals and along the river. Long duration flooding will occur, with levels taking weeks to months to return below flood stage. Water rescues will be necessary. River Road becomes inaccessible, with 1 to 2 feet water depth in numerous homes on Wildhog, Possum, Bonnet and Snail roads. Roads along Blue Creek are inaccessible with major flooding of homes on Otter, Branch and Chestnut roads. Camp South Moon Road and Juno Trail are inaccessible. * ADDITIONAL DETAILS... - At 8:30 PM EDT Tuesday the stage was 3.8 feet. - Bankfull stage is 2.0 feet. - Recent Activity...The maximum river stage in the 24 hours ending at 8:30 PM EDT Tuesday was 3.8 feet. - Forecast...The river is expected to rise to a crest of 3.8 feet just after midnight tonight. - Flood stage is 2.3 feet. - http://www.weather.gov/safety/flood

What to do: Motorists should not attempt to drive around barricades or drive cars through flooded areas. Caution is urged when walking near riverbanks. Additional information is available at www.weather.gov. The next statement will be issued Wednesday morning at 1100 AM EDT.

Around the NWS MLB forecast area

5 active alerts cover zones served by the MLB office near Deltona:

  • Flood Warning (2)
  • Coastal Flood Warning
  • Rip Current Statement
  • High Surf Advisory

From the alert snapshot of Oct 28, 2026, 8:14 AM EDT. Florida has 18 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Deltona (local time)
TimeTempForecastPrecip. chanceWind
Wed 8 AM72°FSlight Chance Rain Showers19%NNE 15 mph
Wed 9 AM73°FChance Rain Showers25%NNE 15 mph
Wed 10 AM75°FChance Rain Showers32%NE 15 mph
Wed 11 AM77°FChance Rain Showers38%NE 15 mph
Wed 12 PM77°FChance Rain Showers47%NE 15 mph
Wed 1 PM77°FRain Showers Likely57%NE 15 mph
Wed 2 PM77°FShowers And Thunderstorms Likely67%NE 15 mph
Wed 3 PM77°FShowers And Thunderstorms Likely66%NE 15 mph
Wed 4 PM78°FShowers And Thunderstorms Likely66%NE 15 mph
Wed 5 PM76°FShowers And Thunderstorms Likely65%NE 15 mph
Wed 6 PM76°FShowers And Thunderstorms Likely59%NE 15 mph
Wed 7 PM76°FChance Showers And Thunderstorms53%NNE 15 mph
Wed 8 PM74°FChance Showers And Thunderstorms47%NNE 15 mph
Wed 9 PM74°FChance Showers And Thunderstorms41%NE 15 mph
Wed 10 PM74°FChance Showers And Thunderstorms35%NE 15 mph
Wed 11 PM74°FChance Showers And Thunderstorms30%NE 15 mph
Thu 12 AM74°FChance Showers And Thunderstorms31%NE 10 mph
Thu 1 AM74°FChance Showers And Thunderstorms33%NE 10 mph
Thu 2 AM74°FChance Rain Showers35%NE 10 mph
Thu 3 AM73°FChance Rain Showers32%NE 10 mph
Thu 4 AM73°FChance Rain Showers30%NE 10 mph
Thu 5 AM73°FChance Rain Showers27%NE 10 mph
Thu 6 AM73°FChance Rain Showers25%NE 10 mph
Thu 7 AM73°FSlight Chance Rain Showers22%NNE 10 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Deltona can differ.

7-day forecast

Today

High 79°F·Low 73°F

Rain showers likely before 2pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 79. Northeast wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.

Tonight: Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Northeast wind 10 to 15 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible.

Thursday

High 83°F·Low 71°F

A chance of rain showers before 2pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 83. Northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Thursday Night: A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 71. North northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%.

Friday

High 83°F·Low 70°F

A slight chance of rain showers between 8am and 2pm. Mostly sunny, with a high near 83. Northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Friday Night: Partly cloudy, with a low around 70. Northeast wind 5 to 15 mph, with gusts as high as 25 mph.

Saturday

High 83°F·Low 70°F

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 83. East northeast wind 5 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.

Saturday Night: A slight chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. East northeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

Sunday

High 81°F·Low 68°F

A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 81. East wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%.

Sunday Night: Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 68. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

Monday

High 82°F·Low 66°F

A chance of showers and thunderstorms. Mostly sunny, with a high near 82. East northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.

Monday Night: A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 66. Northeast wind around 5 mph. Chance of precipitation is 30%.

Tuesday

High 83°F·Low 66°F

A slight chance of rain showers after 1pm. Mostly sunny, with a high near 83. Northeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

Tuesday Night: A slight chance of rain showers before 7pm. Mostly clear, with a low around 66. East northeast wind around 5 mph.

Nearby cities

Larger cities in the area

Other cities in Volusia County

See every city we cover in Florida, or check all active alerts.

About this forecast

Forecast office
Deltona is served by the National Weather Service MLB forecast office, forecast zone FLZ041, county zone FLC127.
Location used
The Census Bureau's internal point for Deltona (28.9051, -81.2110), in Volusia County. Population: 100,513 (2024 estimate), number 26 of the 120 Florida cities on this site.
Radar
Nearest NWS radar: KMLB. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/28.9051,-81.211 (forecast issued Oct 28, 7:29 AM EDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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