Wind
7 mph
S
Local Forecast
Current conditions, 5-day forecast, active weather alerts for Castalian Spring, TN
Get Alerts No Active Alerts
Hour-by-Hour Current Observation
Mostly Clear
Wind
7 mph
S
UV Index
0
None
Humidity
100%
Dew 73°F
Sun
5:57 AM · 7:43 PM
Rise · Set
Source: PORTLAND (K1M5). Slider scrubs the next 12 hours.
5-Day Outlook
Saturday
Chance of Thunderstorms
Overnight: Mostly Cloudy
Saturday
A chance of showers and thunderstorms after 11am. Partly sunny, with a high near 91. Heat index values as high as 101. South southwest wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.
Night
A slight chance of showers and thunderstorms before 7pm, then patchy fog. Mostly cloudy, with a low around 72. South southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
Sunday
Isolated T-storm
Overnight: Partly Cloudy
Sunday
Areas of fog before 7am, then a slight chance of showers and thunderstorms between 1pm and 5pm. Partly sunny, with a high near 91. Heat index values as high as 101. South southeast wind 0 to 5 mph. Chance of precipitation is 20%.
Night
Patchy fog after 5am. Partly cloudy, with a low around 73. South wind 0 to 5 mph.
Monday
Mostly Sunny
Overnight: Mostly Clear
Monday
Patchy fog before 7am. Sunny, with a high near 93. South southwest wind 0 to 5 mph.
Night
Mostly clear, with a low around 74. South wind 0 to 5 mph.
Tuesday
Chance of Scattered Thunderstorms
Overnight: Chance of Scattered Thunderstorms
Tuesday
A slight chance of showers and thunderstorms after 1pm. Sunny, with a high near 93. Southwest wind 0 to 5 mph. Chance of precipitation is 20%.
Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 74. South southwest wind around 5 mph. Chance of precipitation is 20%.
Wednesday
Chance of Thunderstorms
Overnight: Chance of Thunderstorms
Wednesday
A slight chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 92. Chance of precipitation is 50%.
Night
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 74. Chance of precipitation is 50%.
Castalian Spring, TN Weather Analysis Tools
Regional Radar
Composite reflectivity with Lightning overlay.
Regional Observations
Regional & historic weather conditions near Castalian Spring, TN.
Active Alerts
Per-location alert detail and NWS source feeds.
Storm Reports
Recent storm reports including wind, hail, and tornadoes.
Model Analysis
Interactive forecast model guidance.
Satellite Imagery
GOES-East and GOES-West, visible and infrared.