Our Proprietary 10-Day Forecast

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Current warnings over Signal Mountain, Tennessee
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<p>Warnings from F5Weather</a></div>

United States weather warnings are issued by various organizations under NOAA. Most from the National Weather Service, but also Storm Prediction Center and National Hurricane Center.

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Current radar over Signal Mountain, Tennessee red dot
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<p>Live radar from F5Weather</a></div>

Our radar is based off of US NEXRAD and Canadian weather radar sites through the quality controlled MRMS system. It compiles various sources for radar data and filters out erroneous returns such as sun spikes and ground clutter. We then colorize the precipitation based on our methods for determining precipitation type. Rain is in shades of green, mixed precipitation and freezing rain in shades of pink and snow is in shades of blue.

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Current satellite over Signal Mountain, Tennessee red dot
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<p>Live satellite from F5Weather</a></div>

Our satellite is from the GOES-16. It is color enhanced by using a geocolor terrain background during the day and black marble city lights at night. The daytime satellite data is Visible satellite imagery, and nighttime uses Infrared bands. The bluish clouds are fog and low cloud. The whiteest clouds are the coldest, highest cloud tops.

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Current surface weather map around Hamilton County, TN

This surface map is from the HRRR computer model. It is a 1-hour forecast, updated hourly, which is a good estimate of the current surface conditions. This map shows the current high and low pressure centers, pressure isobar contours, wind streamlines and thickness contours. It also shows the currently depicted preciptiation estimates, although this should not be a substitute for actual live radar. The purple dashed contour is the 5400m thickness line, which is often a good proxy for the rain/snow line.

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Temperatures right now near Signal Mountain, Tennessee

This is the latest surface temperatures as depicted by the HRRR computer model, updated hourly. Although these are not actual observations, this model is a very good representation of current conditions as it factors in observations, terrain and physics to give you more detailed temperatures in areas that do not have reporting weather stations. For the latest reports at specific locations, like in Signal Mountain, TN please see our current conditions data on the left and right side of this page, or go to our current conditions page.

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Surface wind speed map over Signal Mountain, TN

This map shows the latest HRRR computer model winds. This depiction of the current wind directions and speeds is an estimate from the computer model. For actual observations in Signal Mountain, TN, see the current conditions data on the left and right side of this page, or go to our current conditions page.

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Regional 24 hour rainfall expected near Signal Mountain, Tennessee

This is a forecast of the amount of precipitation expected over the next 24 hours from the HRRR weather forecast model. This is only one forecast depiction, and you should check other models to get a better idea of what may happen. You can view this and other models in more detail on our main weather forecast maps page. There, you will also be able to look at forecasts beyond just 24 hours and look at forecasts out to as far as 16 days.

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Area snowfall accumulation expected around Hamilton County, Tennessee

This is snowfall forecast, with amounts anticipated in the next 24 hours. This guidance is from the HRRR weather model. For more model forecasts out to 16 days, visit our main weather forecast maps page.

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These are Convective Outlooks from the Storm Prediction Center. Click to see Days 1-3 broken down into Tornado, Wind and Hail threats, as well as days 5-8 outlooks.

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Atlantic Hurricane and Tropical Storm Tracking Map
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<p>Hurricane Tracking from F5Weather</a></div>

Our hurricane tracking map monitors for any current or forecast tropical disturbances in the Atlantic. (See our Pacific Hurricane Tracker) Various hurricane models will draw a 'spaghetti plot' in the Atlantic Basin when a disturbance is forecast or exists, showing the system's forecast track. Once a storm has developed, the National Hurricane Center will forecast their official track. This will show up on the map along with the storm's current intensity, track and name. We will also plot some of the storm's vitals and of course the spaghetti plots from the models along with the NHC forecast track will give you an idea of where it's heading, and its forecast intensity with time.

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To view the latest computer models, visit f5wx.com for access to the weather maps and guidance that meteorologists use to make their forecasts.
 
Get access to:
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  • American GFS
  • Canadian GDPS GEM
  • German DWD ICON
  • British MetOffice's UKMET Unified Model
  • American NAM
  • American HRRR
  • American NBM - National Blend of Models
  • GEFS, GEPS, MOGREPS & European Ensembles
  • Probabilities & Averages
  • 3-Ensemble Mean & more!
View Skew-T soundings, textual data tables for your location, and of course maps! Weather forecast maps of the basics like temperature, wind, pressure, humidity, dew point, cloud cover, simulated radar, travel weather, rainfall and snow are available. More advanced users can also get use out of our severe weather & tornado threat maps, as well as upper air & shear graphics.
 
See the latest forecast data as the models update.
 
F5Weather Maps

Climate Summary
(made with AI, use with caution)
Signal Mountain, Tennessee

Climate Summary

Signal Mountain, Tennessee experiences a humid subtropical climate, characterized by hot, humid summers and mild winters.

Temperature

    •   Average Annual Temperature

57.6°F (14.2°C)

    •   Average Summer Temperature (June-August)

77.6°F (25.3°C)

    •   Average Winter Temperature (December-February)

39.1°F (3.9°C)

    •   Record High Temperature

103°F (39.4°C)

    •   Record Low Temperature

-11°F (-23.9°C)

Precipitation

    •   Average Annual Precipitation

53.7 inches (136.4 cm)

    •   Average Monthly Precipitation

4.5 inches (11.4 cm)

    •   Wettest Month

March (5.5 inches)

    •   Driest Month

October (2.9 inches)

    •   Snowfall

Average of 5.6 inches (14.2 cm) per year

Humidity

    •   Average Annual Relative Humidity

72%

    •   Highest Humidity

Summer (80%)

    •   Lowest Humidity

Winter (60%)

Wind

    •   Average Wind Speed

7.6 mph (12.2 km/h)

    •   Prevailing Wind Direction

Southwest

Sunshine

    •   Average Annual Sunshine

2,250 hours

    •   Sunniest Month

July (270 hours)

    •   Cloudiest Month

December (150 hours)

Severe Weather

    •   Tornadoes

Rare, but possible

    •   Thunderstorms

Common in spring and summer

    •   Hail

Occasional

    •   Flooding

Can occur during heavy rainfall events

Climate Trends

    •   Rising Temperatures

Average temperatures have increased by about 2°F (1.1°C) since the 1970s.

    •   Increased Precipitation

Annual precipitation has increased slightly in recent decades.

    •   More Extreme Weather Events

The frequency and intensity of severe weather events, such as thunderstorms and flooding, have increased.

Facts & Historical Information
(made with AI, use with caution)
Natural History

    •   Signal Mountain is a sandstone plateau with a summit elevation of 2,386 feet.

    •   It is home to unique plant communities, including a rare cedar glade ecosystem.

    •   The mountain is a popular destination for birdwatching, with over 150 species observed.

Science

    •   The University of Tennessee at Chattanooga's Observatory is located on Signal Mountain.

    •   The mountain has been the site of numerous scientific studies, including research on atmospheric conditions and astronomy.

Personalities

    •   The mountain was named by early settlers who used it as a signal fire to communicate with nearby communities.

    •   In the 19th century, Signal Mountain became a summer resort destination for wealthy families.

    •   Notable residents have included author Cormac McCarthy and actress Patricia Neal.

Tourist Attractions
1.Signal Point Park:

A scenic overlook offering panoramic views of the Tennessee River Valley, Raccoon Mountain, and Lookout Mountain. It features a walking trail, picnic areas, and a playground.

2.Ruby Falls:

A subterranean waterfall located inside Lookout Mountain. Visitors can take a guided tour to explore the cave and witness the 145-foot-tall waterfall.

3.Lookout Mountain Incline Railway:

A historic funicular railway that ascends the steep slopes of Lookout Mountain. It offers stunning views of the surrounding area and access to Point Park, which features the Battles for Chattanooga Museum and the Lookout Mountain Tower.

Nearby Cities:

Red Bank, TN
Walden, TNFairmount, TN
Chattanooga, TNLone Oak, TN
East Chattanooga, TNFalling Water, TN
Lookout Mountain, TNEast Ridge, TN
Powells Crossroads, TNLookout Mountain, GA
Rossville, GAMiddle Valley, TN
Lakeview, GAHarrison, TN
Whitwell, TNSoddy-Daisy, TN
Nashville, TN
Atlanta, GAHuntsville, AL
Knoxville, TNMurfreesboro, TN
Sandy Springs, GARoswell, GA
Johns Creek, GAFranklin, TN
Alpharetta, GAMarietta, GA
Smyrna, GA