Chattanooga, Tennessee Weather Forecast
Today in Chattanooga: clear skies with a high near 73°F and a low around 49°F. Rain chance 0%. No day tops a 20% rain chance through Thursday. Highs run 72 to 74°F through Thursday.
Forecast updated 12:05 AM EDT, Oct 23
Active Weather Alerts
7-Day Forecast for Chattanooga
Today 10/23
73°49°
Sat 10/24
72°48°
Sun 10/25
72°46°
Mon 10/26
72°46°
Tue 10/27
74°47°
Wed 10/28
73°49°
Thu 10/29
74°48°
Next 24 Hours
| Now | 1 AM | 2 AM | 3 AM | 4 AM | 5 AM | 6 AM | 7 AM | 8 AM | 9 AM | 10 AM | 11 AM | 12 PM | 1 PM | 2 PM | 3 PM | 4 PM | 5 PM | 6 PM | 7 PM | 8 PM | 9 PM | 10 PM | 11 PM | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Sky |  | | | | | | | | | | | | | | | | | | | | | | | |
| Temp | 55° | 54° | 53° | 53° | 52° | 51° | 50° | 49° | 49° | 51° | 56° | 60° | 64° | 68° | 71° | 72° | 73° | 72° | 70° | 65° | 61° | 59° | 57° | 55° |
| Rain | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% | 0% |
| Wind | NNE 7 | NNE 6 | NNE 6 | NNE 7 | NNE 7 | NNE 7 | NNE 7 | NNE 6 | NNE 6 | NNE 6 | NNE 5 | NNE 4 | NE 3 | E 2 | ESE 2 | ESE 1 | E 1 | ENE 2 | ENE 2 | ENE 2 | NE 2 | NNE 1 | NE 0 | ENE 0 |
Growing Conditions
Growing degree days
4,783
since Apr 1, base 50°F
Rain, last 30 days
3.40 in
model analysis
Rain, year to date
39.09 in
since Jan 1
2-inch soil temperature
59°F
yesterday, daily average
Reference ET, last 7 days
0.87 in
FAO-56 grass reference
Through Oct 21. Season totals use model analysis for this point and update every morning.
Soil, ET and spray tools for Chattanooga →
Current Stats & Observations
NWS Forecast
About Chattanooga Weather
Chattanooga sits at about 686 feet above sea level in Hamilton County, Tennessee. About 415,501 people live in the Chattanooga area. Official forecasts and warnings for the area come from the National Weather Service MRX office, and the nearest NEXRAD radar site is KHTX. The city is in USDA plant hardiness zone 8a, where the coldest winter night typically falls between 10 to 15°F. Over the past ten years the last spring freeze has come around Mar 16 and the first fall freeze around Nov 13.
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