SRNL Atmospheric Technologies GroupATG
  • ATG
  • People of ATG
  • Facilities
    Carbon Flux Meteorological Monitoring Program (Overview) Meteorological Monitoring Program (Full Report)
  • Programs
    Advanced Atmospheric Modeling Hydrology and Surface Water Modeling
  • Current Weather
  • SRNL
  • Home|
  • Current Observations|
    SRS & CSRA SRS & CSRA SRS Tower Data Southeast US Map US Map Lightning Strikes (past 2 hours) Visibility & Cloud Height Data Boundary Layer Data SRNL Solar Demonstration Site
  • Radars|
  • ATG Forecasts|
    SRS Forecast Operational Forecast Numerical Forecasts RAMS Forecast 6 Hour RAMS Wind Forecast
  • Regional & National Weather|
    Severe Weather Advisories (NOAA) Severe Weather Forecast (NOAA) National Hurricane Center(NOAA) Satellite: Infrared Satellite: Visible Satellite: Water Vapor National & Regional Radar (NOAA) National & Regional Precipitation (NOAA) Ground-Level Ozone Forecast (SCDHEC) Tall Tower Back Trajectories
  • Recent Historical Data|
    Yesterday's Climate Summary 24-Hr Summary Plot (Central Climatology) 24-Hr Lightning Summary 24-Hr CSRA Rainfall Map (Radar Derived) 24-Hr SRS Rainfall Map (Radar Derived) Daily Rainfall Totals(Radar Derived) Timber Compartment Lightning Summary Daily P-Area Plot Weekly P-Area Plot
  • Miscellaneous|
    National Hurricane Center(NOAA) Heat Stress Wind Chill Severe Weather Safety Impact Level Guidance
  • Current Time:

SRNL Weather Center Fire Forecast (PM)

Date:
May 20, 2026
Forecast Period:
8:00 PM Today (May 20, 2026) through 8:00 AM Three Days from Now (May 24, 2026)
Discussion:
As high pressure ridge remains over the southeast today, we will expect warmer temperatures and southerly winds to persist today and tomorrow. Rain will come into the picture some time tomorrow evening and will be impacting the CSRA going into the weekend.
Special Conditions:
Short Term Forecast
(** Scroll table to see more information **)
Tonight (May 20) Thursday (May 21) Thursday Night
Sky Condition Mostly Clear then Partly Cloudy Partly Cloudy then Thunderstorms Partly Cloudy then Rain Showers
Max/Min Temp 66 92 67
1st Period Wind Direction/Speed SSE 2-6, gusts to 11 S 1-3, gusts to 5 SE 1-3, gusts to 5
2nd Period Wind Direction/Speed S 1-4, gusts to 6 S 2-6, gusts to 11 SE 1-3, gusts to 5
Humidity % (min/max) 85 40 90
Stability D A D
Mixing Height (ft) 500 5500 500
Transport Direction/Speed (mph) S 5 S 10 SE 10
Precipitation Chance (%) 0 30 0
Precipitation Start-Stop N/A After 6pm Before 3am
Precipitation Type N/A Isolated Thunderstorms Isolated Thunderstorms
Precipitation Amount N/A <0.1 <0.1
Fog Potential N/A N/A N/A
Extended Forecast for May 22 - 24
Friday (May 22) Saturday (May 23) Sunday (May 24)
State of the Weather Rain Showers then Thunderstorms Rain Showers then Thunderstorms Rain Showers then Thunderstorms
Maximum Temp (F) 90 87 88
Minimum Temp (F) 69 69 68
Surface Wind Direction/Speed (MPH) SE 5-8, gusts to 15 S 5-8, gusts to 15 S 5-8, gusts to 15
Humidity High High High
Dispersion Potential Good Good Good
PrecipitationChance 80 70 70
Precipitation Type Showers and Thunderstorms Showers and Thunderstorms Showers and Thunderstorms
Updated May 20, 2026 06:19 PM
JW / Atmospheric Technology Group
Phone: 5-2003
Pager: 17832
Weather Center Phone: 5-1182

Contact: Arelis Rivera Phone: 803-725-1182 or 803-725-2935

DOE    DOE-EM    DOE-SR    NNSA    SRS    SRNL    SRNS

Disclaimer / Legal Information    FOIA

SRNL · Aiken · SC · 29808-0001 · SRNL Operator: 803-725-6211

Learn about the Department of Energy’s Vulnerability Disclosure Program