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Critical Fire Weather Over The Southwest U.S., Heavy Rain And Flash Flooding Likely In Hawaii

The combination of strong winds and very dry humidity will lead to critical to extremely critical fire weather conditions over portions of the southern Plains and Desert Southwest through Friday. The potential exists for explosive wildfire growth given ignition. Heavy rain and flash flooding can be expected over the Hawaiian Islands where Flash Flood Watches remain in effect into Friday. Read More >

Current conditions at

St. Louis Downtown Airport (KCPS)

Lat: 38.56°NLon: 90.15°WElev: 410ft.

Fair

36°F

2°C

Humidity 82%
Wind Speed Calm
Barometer 30.42 in (1030.4 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Last update 19 Apr 11:53 pm CDT
Extended Forecast for

Collinsville IL

Frost Advisory April 20, 01:00am until April 20, 09:00am
Click here for hazard details and duration
Frost Advisory
  • Overnight

    Overnight: Widespread frost, mainly after 4am.  Otherwise, clear, with a low around 33. Light north wind.

    Frost

    Low: 33 °F

  • Friday

    Friday: Widespread frost, mainly before 7am.  Otherwise, sunny, with a high near 61. Light east wind increasing to 5 to 9 mph in the morning.

    Frost then
    Sunny

    High: 61 °F

  • Friday
    Night

    Friday Night: Partly cloudy, with a low around 39. East wind 5 to 7 mph.

    Partly Cloudy

    Low: 39 °F

  • Saturday

    Saturday: Partly sunny, with a high near 62. East wind 6 to 10 mph.

    Partly Sunny

    High: 62 °F

  • Saturday
    Night

    Saturday Night: A 20 percent chance of showers after 1am.  Mostly cloudy, with a low around 46. East wind around 9 mph.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    Low: 46 °F

  • Sunday

    Sunday: A 20 percent chance of showers after 1pm.  Mostly cloudy, with a high near 63.

    Mostly Cloudy
    then Slight
    Chance
    Showers

    High: 63 °F

  • Sunday
    Night

    Sunday Night: Mostly cloudy, with a low around 48.

    Mostly Cloudy

    Low: 48 °F

  • Monday

    Monday: A 20 percent chance of showers.  Mostly cloudy, with a high near 64.

    Slight Chance
    Showers

    High: 64 °F

  • Monday
    Night

    Monday Night: Mostly cloudy, with a low around 49.

    Mostly Cloudy

    Low: 49 °F

Detailed Forecast

Overnight
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 33. Light north wind.
Friday
Widespread frost, mainly before 7am. Otherwise, sunny, with a high near 61. Light east wind increasing to 5 to 9 mph in the morning.
Friday Night
Partly cloudy, with a low around 39. East wind 5 to 7 mph.
Saturday
Partly sunny, with a high near 62. East wind 6 to 10 mph.
Saturday Night
A 20 percent chance of showers after 1am. Mostly cloudy, with a low around 46. East wind around 9 mph.
Sunday
A 20 percent chance of showers after 1pm. Mostly cloudy, with a high near 63.
Sunday Night
Mostly cloudy, with a low around 48.
Monday
A 20 percent chance of showers. Mostly cloudy, with a high near 64.
Monday Night
Mostly cloudy, with a low around 49.
Tuesday
Partly sunny, with a high near 65.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 46.
Wednesday
A 20 percent chance of showers. Mostly sunny, with a high near 62.
Wednesday Night
Partly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 67.
Click Map For Forecast
Point Forecast:
Collinsville IL
 38.68°N 90°W (Elev. 499 ft)
11:41 pm CDT Apr 19, 2018
12am CDT Apr 20, 2018-6pm CDT Apr 25, 2018
 
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