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Shelby County, AL Weather and Climate Synopsis

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US Weekly Rainfall Departure



US Weekly Temperature Departure
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A joint service of the UK Ag Weather Center and the National Weather Service.

Issued at 1252 PM CDT FRI APR 19 2024

The front is near the I-20 corridor early this afternoon. Activity 
along the front has diminished since this morning, and we're still 
dealing with low-level clouds which have slowed down heating trends 
for some spots across the northern half of the area. There's plenty 
of dry air aloft, so clouds should continue to gradually mix over 
the next couple of hours which will allow for more sun. Still 
expecting highs to reach the mid 80s at most locations this 
afternoon. MUCAPE is progged to increase to around 2000-3000 J/kg as 
we reach peak heating. Some isolated to scattered showers and 
thunderstorms may begin to develop along the slow-moving frontal 
boundary, near the I-20 corridor, within the next few hours. Based 
on the sounding this morning as well as area forecast soundings, 
there's still a large amount of dry air beginning around 750mb and 
extending up through the tropospheric column which is expected to 
hinder vertical growth and longevity of any thunderstorm activity 
this afternoon, but there may be a few instances of gusty sub-severe 
winds and/or small hail if thunderstorms are able to grow tall 
enough with the help of weak surface convergence along the front. 
Most of the activity will diminish this evening.

As the front progresses further into low-level ridging over the Gulf 
of Mexico, it's expected to slow its southward progression and 
become oriented more east to west along the Gulf Coast region 
tonight. For the most part, the cooler airmass will stay north of 
Central Alabama, so it will be a mild night with temperatures 
ranging from the lower 50s northwest to mid 60s southeast. A 
significant increase in deeper moisture is expected to arrive 
tomorrow morning through the westerly flow aloft. Short term 
guidance has begun to indicate greater coverage of rain and some 
storms tomorrow afternoon with isentropic lift along the remnant 
frontal boundary to our south. Highest PoPs look to focus across 
the southern half of the area, with the activity moving west to 
east. As such, began the forecast trend of decreasing highs for 
tomorrow with the expectation of more rain and cloud coverage, 
which should also limit achievable instability. Highs will range 
from the mid 60s northwest to mid 80s southeast.

86/Martin

Alabama Forecast Discussion (NWS)
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 SHELBY County
400 PM CDT FRI APR 19 2024
CENTRAL ALABAMA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
BIRMINGHAM     CLOUDY    77  66  68 SW10      30.05S TC  25           
MONTGOMERY     MOSUNNY   83  66  56 S8        30.01F TC  28           
SHELBY CO ARPT CLOUDY    75  69  81 CALM      30.03F TC  24           
MAXWELL AFB    PTSUNNY   84  66  54 SW5       29.99F TC  29           
GREENVILLE     NOT AVBL                                               
SELMA          MOSUNNY   84  64  51 W7        30.00F TC  29           
PRATTVILLE     SUNNY     84  65  54 SW5       30.01F TC  29           
BESSEMER       CLOUDY    77  69  76 NW6       30.04F TC  25           
TALLADEGA      PTSUNNY   81  68  65 SW10      30.00S TC  27           
PELL CITY      MOSUNNY   79  70  73 S13       30.02S TC  26           
SYLACAUGA      CLOUDY    75  68  78 W5        30.05S TC  24           
JASPER         LGT RAIN  77  73  88 NW7       30.02F TC  25           

Current Temperatures, Dewpoint, RH, Wind, Regional Obs, Surface 4-Panel


Current Agricultural Weather Conditions in Alabama
Based on observations at 400pm CDT, Friday April 19, 2024

Across Alabama...temperatures are near 76 degrees north, near 77 degrees central, and near 84 degrees south. Current sky conditions are cloudy north, cloudy central, and partly sunny south. In the north, relative humidity is near 68%, and the dew point is near 65 degrees. In the central part of the state, relative humidity is near 68%, and the dew point is near 66 degrees. In the south, relative humidity is near 60%, and the dew point is near 69 degrees. Winds are from the west at 8 mph north, where conditions are favorable for spraying. Winds are from the southwest at 10 mph central, where conditions are favorable for spraying. Winds are from the south at 10 mph with gusts at 22 mph south, where conditions are not favorable for spraying due to strong winds. Based on current available observations, the highest temperature is 87 degrees at Ozark. The lowest temperature is 71 degrees at Muscle Shoals.


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.

U.S. Radar Map, All NWS Radars (In near-real time), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For SHELBY County, AL

720 AM CDT Fri Apr 19 2024

 DAY ONE  Outlook through Tonight.

No hazardous weather is expected at this time.

 DAYS TWO THROUGH SEVEN  Saturday through Thursday.

No hazardous weather is expected at this time.

 SPOTTER INFORMATION STATEMENT  

Activation of storm spotters and emergency management is not
expected at this time.

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For SHELBY County, Alabama
412 PM CDT Fri Apr 19 2024

TONIGHT
Mostly cloudy. A chance of showers and thunderstorms this evening. Patchy fog after midnight. Lows around 60. North winds around 5 mph. Chance of rain 30 percent.

SATURDAY
Patchy fog in the morning. Partly sunny in the morning, then mostly cloudy with a chance of showers and thunderstorms in the afternoon. Highs in the mid 70s. Temperature falling into the upper 60s in the afternoon. North winds 5 to 10 mph. Chance of rain 50 percent.

SATURDAY NIGHT
Mostly cloudy with a slight chance of thunderstorms. A chance of showers in the evening, then showers after midnight. Cooler with lows in the upper 40s. North winds 5 to 10 mph. Chance of rain 80 percent.

SUNDAY
Showers with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Much cooler with highs in the upper 50s. North winds 5 to 10 mph. Chance of rain 90 percent.

SUNDAY NIGHT
Partly cloudy in the evening, then clearing. Lows in the lower 40s. North winds 5 to 10 mph.

MONDAY
Sunny. Not as cool with highs in the upper 60s.

MONDAY NIGHT
Clear. Lows in the mid 40s.

TUESDAY
Sunny. Highs in the mid 70s.

TUESDAY NIGHT
Mostly clear. Lows around 50.

WEDNESDAY
Sunny. Highs in the upper 70s.

WEDNESDAY NIGHT
Mostly clear. Lows in the lower 50s.

THURSDAY
Mostly sunny. Highs in the upper 70s.

THURSDAY NIGHT
Partly cloudy. Lows in the mid 50s.

FRIDAY
Mostly sunny. Highs in the lower 80s.

12-48 Hr Surface Forecast Maps, TWC 4-Panel Surface Forecast, Fire Danger, Day 1 Precip, Day 2 Precip, Days 1-5 Precip, Severe Weather Pot.-Day 1, Day 2


Medium & Long Range Outlook For Alabama
                              ALABAMA                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                   APR 25-29 APR 27-MAY 3    JUN       JUN-AUG                      
                 -----------  -----------  --------  ---------
   Temperature:                                                                    
 Precipitation:                                                                    

....  Medium and long range outlooks provided by NCEP/K. Thomas Priddy
5 Day Rainfall Forecast, 6 to 10 Day , 8 to 14 Day , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook
Almanac Information

Friday April 19, 2024 the 110th Day of Year

---------------------------------------------------
SUN
Declination 11.700000
Distance 0.999719 AU
Rise 07:12 EDT Set 20:23 EDT
Transit Meridian 13:46 EDT
Civil Twilight Begins 06:47 EDT Ends 20:48 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

APRIL 19TH
HISTORIC WEATHER EVENTS
...1775...
The first engagement of the Revolutionary War took place under clear crisp
weather at Lexington-Concord. (Sandra and TI Richard Sanders - 1987)
...1941...
The temperature at Sodus NY soared to 95 degrees. The next day Albany NY
reported a record for April of 93 degrees. (The Weather Channel)
...1973...
Glenrock WY received 41 inches of snow in just 24 hours, and a storm total
of 58 inches, to establish two state records. (18th-20th) (David Ludlum)
(The Weather Channel)
...1976...
The northeastern U.S. was in the midst of an early season heat wave, and
the Boston Marathon took place in 90 degree heat. At Providence RI the
mercury hit 98 degrees. (David Ludlum)


Ag Weather Center, Department of Biosystems & Agricultural Engineering, University of Kentucky