A joint service of the UK Ag Weather Center and the National Weather Service.
Weather Summary for Arkansas
National Weather Service Little Rock AR
531 AM CDT Tue Mar 20 2018
Colder air moved into the state during the overnight hours behind
a frontal boundary. Thick cloud cover associated with an upper
level system moved in as well. Scattered, light showers were noted
over northern and portions of central Arkansas during the pre-dawn
hours. Temperatures ranged from the lower 40s north to lower 50s
The upper level system will swing through northeast Arkansas
today. Clouds will remain over the state, with scattered light
showers over mainly the northeast half. High temperatures will
range from the upper 40s in the far northeast, to the mid 60s in
The system will move away from the region tonight, with clouds
decreasing. Low temperatures will be in the 30s in much of the
state tonight, with a few locations in the northwest and north
getting very close to freezing.
Looking ahead to later in the week, temperatures will warm as high
pressure slides eastward. A new storm system will approach the
state by Friday, with showers and thunderstorms returning to the
National Ag. Weather Outlook, International Ag. Weather Summary
Current Surface Map,
[2nd Source TWC]
Click here for UKAWC Point Agricultural, Lawn & Garden Forecast/Outlook in case of corrupt tables.
Regional Hourly Observations For JOHNSON County
SWR not available
Current Agricultural Weather Conditions in Arkansas
Based on observations at 1200pm CDT, Tuesday March 20, 2018
Across Arkansas...temperatures are near 48 degrees north, near 51 degrees central, and near 56 degrees south. Current sky conditions are cloudy north, cloudy central, and cloudy south. In the north, relative humidity is near 68%, and the dew point is near 38 degrees. In the central part of the state, relative humidity is near 60%, and the dew point is near 38 degrees. In the south, relative humidity is near 57%, and the dew point is near 41 degrees. Winds are from the north at 10 mph with gusts at 20 mph north, where conditions are not favorable for spraying due to strong winds. Winds are from the northwest at 14 mph with gusts at 22 mph central, where conditions are not favorable for spraying due to strong winds. Winds are from the northwest at 15 mph with gusts at 25 mph south, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 56 degrees at El Dorado. The lowest temperature is RAIN degrees at .
Current NOWCAST not available:
Nowcasts are not issued routinely during fair weather. Only when
precipitation or other significant weather is occuring in this county will these
forecasts be issued. Currently, there is no short term forecast in effect.
All NWS Radars (In near-real time),
Current Livestock Heat Stress Index (LSI),
Current Wind Chill Map
Hazardous Weather Outlook For JOHNSON County,AR
1025 AM CDT Tue Mar 20 2018
DAY ONE This Afternoon and Tonight
Breezy northwest winds at 10 to 20 mph are expected, with gusts over
25 mph in places. Caution is advised on area lakes.
DAYS TWO THROUGH SEVEN Wednesday Through Monday
Unsettled weather will return to Arkansas by late this week and into
the weekend. Showers and thunderstorms are expected by Saturday, and
may continue into early next week.
At this time, the threat of severe thunderstorms is low. However,
with the pattern setting up the way it is expected to, there is an
increasing concern for heavy rainfall potential by late in the
weekend and into next week. Continue to monitor the latest forecasts
from the National Weather Service.
Spotter Information Statement
Spotter activation is not anticipated.
NWS Severe Weather Map , Convective Outlook
7-Day Forecast For JOHNSON County, Arkansas
1000 AM CDT Tue Mar 20 2018
Partly sunny. Breezy. A slight chance of showers for the
remainder of the morning. Highs 54 to 59. Northwest winds 15 to
20 mph. The chance of precipitation 20 percent.
TONIGHT Mostly clear. Lows in the mid 30s. Northwest winds
5 to 10 mph
with gusts to around 25 mph in the evening
decreasing to 5 mph after midnight.
WEDNESDAY Sunny. Highs in the mid 60s. Northwest winds 5 to
WEDNESDAY NIGHT Partly cloudy. Lows around 40. East winds
THURSDAY Mostly sunny. Highs in the upper 60s. South winds
5 to 10 mph.
THURSDAY NIGHT Partly cloudy in the evening
cloudy. Lows in the upper 40s.
FRIDAY Mostly cloudy. A slight chance of showers and
thunderstorms. Highs in the lower 70s. The chance of
precipitation 20 percent.
FRIDAY NIGHT Mostly cloudy. A chance of showers and
thunderstorms. Lows in the upper 50s. The chance of precipitation
SATURDAY Partly sunny. A chance of showers and thunderstorms.
Highs in the upper 70s. The chance of precipitation 30 percent.
SATURDAY NIGHT Mostly cloudy. A chance of showers and
thunderstorms. Lows in the mid 50s. The chance of precipitation
SUNDAY Partly sunny. A chance of showers and thunderstorms.
Highs in the upper 70s. The chance of precipitation 30 percent.
SUNDAY NIGHT Mostly cloudy. A chance of showers and
thunderstorms. Lows in the upper 40s. The chance of precipitation
MONDAY Mostly cloudy. Cooler. A chance of showers and
thunderstorms. Highs in the mid 60s. The chance of precipitation
12-48 Hr Surface Forecast Maps,
TWC 4-Panel Surface Forecast,
Day 1 Precip,
Day 2 Precip,
Days 1-5 Precip,
Severe Weather Pot.-Day 1,
Medium & Long Range Outlook For Arkansas
6 TO 10 DAY 8 TO 14 DAY 30 DAY 90 DAY
MAR 25-29 MAR 27-APR 2 MAR MAR-MAY
----------- ----------- -------- ---------
Temperature: Above Normal Normal Above
Precipitation: Above Above Above Normal
.... Medium and long range outlooks provided by NCEP/K. Thomas Priddy
5 Day Rainfall Forecast,
6 to 10 Day ,
8 to 14 Day ,
Tuesday March 20, 2018 the 79th Day of Year
Distance 0.999721 AU
Rise 07:12 EDT Set 19:21 EDT
Transit Meridian 13:16 EDT
Civil Twilight Begins 06:48 EDT Ends 19:45 EDT
Calculations made for central point in the state.
Time in ET -- and will vary due to location and
elevation -- Priddy
Historical Weather And Climate Facts For Today
HISTORIC WEATHER EVENTS
A tornado (unofficially F2) struck the north side of Lexington, KY destroying
barns and a roundhouse. (NWS Louisville)
A late winter storm in Oklahoma produced nearly a foot of snow at Oklahoma
City and at Tulsa. (David Ludlum)
The city of Juneau received 31 inches of snow in 24 hours, a record for the
Alaska capitol. (20th-21st) (David Ludlum)
A severe three day winter storm came to an end over the Central Plains. The
storm produced up to twenty inches of snow in Colorado, Nebraska and
Kansas, and left a thick coat of ice from eastern Kansas across
northwestern Missouri into Iowa. (Storm Data)
Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky