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Greene County, IA Weather and Climate Synopsis

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Weather Summary for Iowa
National Weather Service Des Moines IA
1055 AM CDT Sun May 27 2018

Generally clear morning across the state, with high clouds over
northern and central Iowa. After starting off in the 60s and 70s early,
temperatures by late morning across Iowa were already in the upper 
80s to low 90s, with light winds generally out of the west.

Record high temperatures are expected again today across the region, 
climbing into the upper 90s with a few locations reaching 100 
possible. An isolated thunderstorm or two is possible later this 
afternoon over western and central Iowa, though no severe weather is 
expected and storms will not be widespread. Heat will continue through
Memorial Day, with 90s again expected across Iowa. Temperatures 
beginning Tuesday will drop off some, but will remain in the upper 80s
and above normal for this time of year. The next chance for more 
widespread precipitation will come Tuesday and into Wednesday, with 
showers and thunderstorms expected.

National Ag. Weather Outlook, International Ag. Weather Summary
Current Surface Map, [2nd Source TWC]

Precision Agriculture Weather Forecast For GREENE County


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Regional Hourly Observations For GREENE County
Issued at 1200 PM CDT SUN MAY 27 2018

   NORTHWEST IOWA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CARROLL *      MOSUNNY   97  50  20 W14       29.86S HX  94           
CHEROKEE *     SUNNY     92  60  33 W7        29.84S HX  92           
DENISON *      SUNNY     91  59  33 CALM      29.88S HX  90           
LE MARS *      SUNNY     95  57  28 S12       29.82S HX  94           
ORANGE CITY *  SUNNY     93  54  26 W9        29.84S HX  91           
SHELDON *      SUNNY     97  48  19 SW13      29.82S HX  93           
SIOUX CITY     SUNNY     97  58  27 S17G25    29.82F HX  96           
SPENCER        SUNNY     97  57  26 W7        29.84S HX  96           
STORM LAKE *   SUNNY     95  52  23 W9G17     29.86S HX  92           

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


Current Agricultural Weather Conditions in Iowa
Based on observations at 1200pm CDT, Sunday May 27, 2018

Across Iowa...temperatures are near 97 degrees west, near 93 degrees central, and near 91 degrees east. Current sky conditions are sunny west, cloudy central, and fair east. In the west, relative humidity is near 27%, and the dew point is near 58 degrees. The heat index is near 96 degrees west. In the central part of the state, relative humidity is near 43%, and the dew point is near 68 degrees. The heat index is near 97 degrees central. In the east, relative humidity is near 49%, and the dew point is near 70 degrees. The heat index is near 96 degrees east. The livestock heat stress category is danger west, danger central, and danger east. Winds are from the south at 17 mph with gusts at 25 mph west, where conditions are not favorable for spraying due to strong winds. Winds are calm central, where conditions are favorable for spraying. Winds are from the south at 8 mph east, where conditions are favorable for spraying. Based on current available observations, the highest temperature is 97 degrees at Spencer and Sioux City. The lowest temperature is 87 degrees at Dubuque.


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.

US Radar, All NWS Radars (In near-real time), Current Livestock Heat Stress Index (LSI), Current Wind Chill Map
Hazardous Weather Outlook For GREENE County,IA

402 AM CDT Sun May 27 2018

 DAY ONE  Today and tonight

An isolated thunderstorm will be possible by late afternoon into
the early evening hours. Severe storms are not anticipated, but
small hail and gusty winds will be possible. 

Hot conditions will continue today with maximum heat index values
around 95 to 100 today.

 DAYS TWO THROUGH SEVEN  Monday through Saturday

Intermittent thunderstorm chances return mainly Tuesday through 
the remainder of the week into the weekend. The threat of severe 
storms will be better determined in the coming days. 

 SPOTTER INFORMATION STATEMENT  

Spotter activation is not expected at this time. 

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For GREENE County, IA
1220 PM CDT Sun May 27 2018


RECORD HIGHS Monday

REST OF TODAY
Sunny, hot. Isolated thunderstorms late in the afternoon. High in the upper 90s. West wind 5 to 10 mph. Chance of thunderstorms 20 percent.

TONIGHT
Mostly clear. Isolated thunderstorms in the evening. Low around 70. South wind around 5 mph. Chance of thunderstorms 20 percent.

MEMORIAL DAY
Sunny, hot. High in the mid 90s. Southeast wind near 10 mph.

MONDAY NIGHT
Mostly clear. Low in the upper 60s. Southeast wind 5 to 10 mph.

TUESDAY
Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. High around 90. South wind 5 to 15 mph. Gusts up to 25 mph in the afternoon.

TUESDAY NIGHT
Mostly cloudy with a 40 percent chance of thunderstorms. Low in the mid 60s.

WEDNESDAY
Mostly cloudy with a 50 percent chance of thunderstorms. High in the upper 80s.

WEDNESDAY NIGHT
Partly cloudy. Low in the mid 60s.

THURSDAY
Mostly sunny. High around 90.

THURSDAY NIGHT
Partly cloudy. A 20 percent chance of thunderstorms through midnight. Low in the mid 60s.

FRIDAY
Sunny. High in the lower 90s.

FRIDAY NIGHT
Partly cloudy. Low in the upper 60s.

SATURDAY
Partly sunny with a 40 percent chance of thunderstorms. High in the mid 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 Iowa
                                 IOWA                                                                     
                 ---------------------------------------------
                 6 TO 10 DAY  8 TO 14 DAY   30 DAY    90 DAY 
                 JUN 1-JUN 5  JUN 3-JUN 9    MAY       MAY-JUL                      
                 -----------  -----------  --------  ---------
   Temperature:      Above        Above      Above     Normal                      
 Precipitation:      Below        Below      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 , Text, 30-Day Outook, 90-Day Outook, 120-Day Outlook
Almanac Information

Sunday May 27, 2018 the 147th Day of Year

---------------------------------------------------
SUN
Declination 21.460000
Distance 0.999716 AU
Rise 06:43 EDT Set 21:40 EDT
Transit Meridian 14:11 EDT
Civil Twilight Begins 06:11 EDT Ends 22:12 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

////////////////////////////
MAY 27TH...HISTORIC WEATHER EVENTS
...1896...
A massive tornado struck Saint Louis MO killing 306 persons and causing
thirteen million dollars damage. The tornado path was short, but cut across
a densely populated area. It touched down six miles west of Eads Bridge in
Saint Louis and widened to a mile as it crossed into East Saint Louis. The
tornado was the most destructive of record in the U.S. up until that time.
It pierced a five-eighths inch thick iron sheet with a two by four inch
pine plank. A brilliant display of lightning accompanied the storm. (David
Ludlum) (The Weather Channel)

...1873...
A tornado struck Louisville, with terrific lightning. (NWS Louisville)

...1987...
Severe thunderstorms in West Texas produced baseball size hail at Crane,
hail up to three and a half inches in diameter at Post, and grapefruit size
hail south of Midland. Five days of flooding commenced in Oklahoma.
Thunderstorms produced 7 to 9 inches of rain in central Oklahoma. Oklahoma
City reported 4.33 inches of rain in six hours. Up to six inches of rain
caused flooding in north central Texas. (The National Weather Summary)
(Storm Data)

...1995...
An F0 tornado struck a farm near Campbellsburg (Washington 
County Indiana). (NWS Louisville)

...1996...
Lightning struck and injured a person in Lexington. (NWS Louisville)



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