Severe Thunderstorm Watch SEVERE THUNDERSTORM WATCH - Maryville
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Satellite map courtesy of NOAA|NESDIS|STAR and Surface map courtesy of NOAA WPC
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METRIC | IMPERIAL
Updated: 01-Apr-2025 @ 11:08pm   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Warmer 0.4°F than last hour.

63.3°F

Comfortable
High Today
63.5°F
10:53 PM
Low Today
42.9°F
12:08 AM
Yest High
56.3°F
5:02 PM
Yest Low
39.3°F
3:07 AM
Sta* High
84.9°F
2012
Sta* Low
24.6°F
2018
Same Time Yesterday
45.0°F
Change Last Hour
Warmer 0.4°F than last hour.0.4°F
* This Station's Records Since 9/2007
Night time, Dry Night time, Dry
Wind from ESE Wind: 
ESE
5.7

Current Rain Rain:
0.01 in
Fire Weather Index: MINIMAL Current FWI:
Fire Danger:
1.0 of 232
Tonight

Tonight: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Wednesday

Wednesday: Showers And Thunderstorms then Partly Sunny
Showers And T-Storms then Partly Sunny
Wednesday
Night
Wednesday Night: Mostly Cloudy
Mostly Cloudy
Lo 59°F Hi 71°F Lo 47°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 4.5°F since last hour. 50.1°F
Last Hour: Increased 4.5°F since last hour. 4.5°F
High 11:06 PM: 50.1°F
Low 2:59 AM: 34.6°F
Record High: 84.0°F on
Aug-20-2023
Record Low: -21.3°F on
Jan-6-2014
Wetbulb: 56.2°F
Today: 0.01 in
Yesterday: 0.00 in
Last 7 Days: 0.62 in
Apr Rain: 0.01 in
Apr to Date
  Avg:
0.00 in
Apr to Date
  Diff from Avg:
Over 0.01 in for the month 0.01 in
Apr Avg: 0.19 in
Diff from Avg: Under 0.18 in for the month 0.18 in
Season: 4.46 in
YTD
  Avg:
0.44 in
YTD
  Diff from Avg:
Over 4.02 in for the year 4.02 in
Last Rain
Time/Date:
Apr-1-2025
at 2:10 PM
Rainy Days:
9 days of rain in 2025
1 day in April
0 days since last rain

Current: ESE  5.7 mph
1Hr Average: 4.2 mph
Wind Run: 82.40 miles
Wind Gust
Current: 7.0 mph
Today: 19.6 mph 5:43 PM
Month: 19.0 mph Apr-1
Year: 37.0 mph Mar-5
Record Gust: 90.9 mph
Feb-21-2013
Sunlight:
12 hrs 42 min
49 sec
of Sunlight Today
Which is
2 min 31 sec longer than
yesterday
(Noon) graph (Midnight)

Legend

Waxing Crescent
Waxing Crescent, 3 days, 17 hours, 10 minutes in cycle
18%
Illuminated
Humidity Barometer
Current: Increased 9% since last hour. 62%
Last Hour: Increased 9% since last hour. 9%
High 12:03 AM: 74%
Low 7:12 PM: 49%
High Humidex : 65.8%
Low Humidex : 39.8%
Current: Falling 0.04  inHg/hr 29.403 inHg
Last Hour: Falling
High 12:00 AM: 30.040
Low 10:44 PM: 29.399
Record High: 31.007 inHg
Jan-7-2015
Record Low: 28.547 inHg
Mar-3-2024
Heating Degree Days Snow Wind Chill Air
Today: 17.6
Apr: 17.6
2025 to Date: 2565.2
Cooling Degree Days
2025 to Date: 8.7
Today: 0.00 in
Yesterday: 0.00 in
Apr Snow: Under 0.157 in for the month 0.00 in
Apr Avg: 0.16 in
Diff from Avg: -0.16 in
Season Total: 13.00 in
Snow Depth: 1.00 in
0 snow days in April
1 snow day this season.
Average 1st Snow:
0
Current: 63.3°F
Low 2:59 AM: 40.4°F
Yesterday: 32.9°F
Record: -29.0°F
Jan-14-2024
Quality
Index:

53


Moderate
Density:
1.19 kg/m
UV Summary/Forecast Solar Summary
High Today:   2.7 @ 1:10 PM
Apr-02

5.9
Apr-03

5.8
Apr-04

5.9
High Today:  
476 W/m @ 1:10 PM
Sun Hours Today:
00:00
   This Month: 00:00 Hrs
Rise: 6:59 am  Set: 7:41 pm
Almanac Irrigation Index Station All Time Records Cloud Level
Currently: Evening
YTD Avg Temp: 36.9°F
Sunrise: 6:59 am
Sunset: 7:41 pm
Moonrise: 9:29 am
Moonset: 12:11 am
Full Moon: Apr-12-2025
New Moon: 19:32 UTC
Apr-27-2025

Updated at Midnight
Current ET: 0.08 in
7-Days Rain: 0.62 in
7-Days ET: 0.76 in
7-Day:  0.136 in water in deficit of what evaporated in last 7 days. 0.136 in
April:  0.01 in water in excess of what evaporated this month. 0.01 in
HIGHS: LOWS:
108.0°F
Aug-2-2011
-8.3°F
Jan-14-2024
Daytime Records
  105.3°F°F
Aug-02-2011
  -5.1°F°F
Dec-22-2022
Nitetime Records
  92.7°F°F
Jul-28-2011
  -6.2°F°F
Jan-14-2024
ICN:1 | S3C2:1 | Ajax 3.xx
ISS:Station 1 Low | CON:4.6 | RCP:79%
 NWS Weather Forecast  -   Outlook Tonight & Wednesday
Tonight

Tonight: Showers And Thunderstorms Likely
Showers And T-Storms Likely

Lo 59°F
NWS forecast: Showers and thunderstorms likely. Mostly cloudy. Low around 59, with temperatures rising to around 66 overnight. South wind around 21 mph, with gusts as high as 43 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday

Wednesday: Showers And Thunderstorms then Partly Sunny
Showers And T-Storms then Partly Sunny

Hi 71°F
NWS forecast: Showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 10am. Some of the storms could produce heavy rain. Partly sunny, with a high near 71. Southwest wind 14 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
 NWS Short Term Weather Forecast
Wednesday
Night
Wednesday Night: Mostly Cloudy
Mostly Cloudy
Thursday

Thursday: Chance Rain Showers
Chance Rain Showers
Thursday
Night
Thursday Night: Chance Rain Showers
Chance Rain Showers
Friday

Friday: Rain Showers
Rain Showers
Friday
Night
Friday Night: Showers And Thunderstorms
Showers And T-Storms
Saturday

Saturday: Rain Showers Likely
Rain Showers Likely
Saturday
Night
Saturday Night: Rain Showers Likely
Rain Showers Likely
Lo 47°F Hi 58°F Lo 47°F Hi 56°F Lo 44°F Hi 50°F Lo 35°F
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