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Clinton County, IA Weather and Climate Synopsis

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Weather Summary for Iowa
National Weather Service Des Moines IA
1040 AM CDT Thu Jul 19 2018

Slow moving showers and storms over northern and eastern Iowa this
morning continue to push east, with cloud cover over much of the 
state. Temperatures this morning have been in the 70s west, but remain
in the 60s east where precipitation is ongoing. Winds have been out of
the south, becoming more westerly, at 5 to 15 mph.

The storms over eastern Iowa will continue to slowly move east 
throughout the day. By early afternoon additional storm development is
expected over central and southeast Iowa. Strong to severe storms are
possible with large hail and damaging winds posing the greatest 
threat. An isolated tornado is also possible. By late evening the 
storms will transition into a heavy rain threat, mainly over eastern 
and northeastern Iowa. A few storms may linger over eastern Iowa 
Friday morning, otherwise Friday should clear out with highs in the 
80s. Clear conditions are expected through the weekend, with highs in 
the 80s and lows in the 60s.

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

Precision Agriculture Weather Forecast For CLINTON County


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Regional Hourly Observations For CLINTON County
Issued at 1200 PM CDT THU JUL 19 2018

   NORTHEAST IOWA
  
CITY           SKY/WX    TMP DP  RH WIND       PRES   REMARKS
CEDAR RAPIDS   CLOUDY    66  64  93 SE12G23   29.88F                  
CHARLES CITY * CLOUDY    66  63  88 SE17G25   29.83F                  
CLINTON *      RAIN      68  65  90 W3        29.95R                  
DECORAH *      CLOUDY    68  59  73 S12G20    29.87F                  
DUBUQUE        LGT RAIN  64  58  80 S13       29.94F                  
MONTICELLO *   DRIZZLE   63  63 100 SE13      29.90F                  
OELWEIN *      PTSUNNY   68  63  83 SE17G26   29.88F                  
WATERLOO       CLOUDY    64  64 100 SE15G29   29.84F                  

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


Current Agricultural Weather Conditions in Iowa
Based on observations at 1200pm CDT, Thursday July 19, 2018

Across Iowa...temperatures are near 77 degrees west, near 76 degrees central, and near 65 degrees east. Current sky conditions are mostly sunny west, cloudy central, and thunderstorms east. In the west, relative humidity is near 71%, and the dew point is near 67 degrees. In the central part of the state, relative humidity is near 76%, and the dew point is near 68 degrees. In the east, relative humidity is near 90%, and the dew point is near 62 degrees. The livestock heat stress category is no stress west, no stress central, and no stress east. There is patchy fog east. Winds are from the northwest at 18 mph with gusts at 29 mph west, where conditions are not favorable for spraying due to strong winds. Winds are from the southeast at 14 mph central, where conditions are not favorable for spraying due to strong winds. Winds are from the northwest at 6 mph east, where conditions are not favorable for spraying due to thunderstorms. Based on current available observations, the highest temperature is 84 degrees at Clarinda. The lowest temperature is 64 degrees at Waterloo, Iowa City, and 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 CLINTON County,IA

411 AM CDT Thu Jul 19 2018

 DAY ONE  TODAY AND TONIGHT

Slow moving thunderstorms with heavy rainfall may lead to minor 
flooding over portions of east central Iowa this morning. 
Scattered thunderstorms will affect much of the outlook area 
through the day with locally heavy rainfall and cloud to ground
lightning the primary threats.

Severe storms will be possible from late afternoon through this
evening. The Storm Prediction Center has a Slight Risk west of a 
line from Independence through Muscatine, Iowa to Macomb, 
Illinois. A Marginal Risk is in place for the remainder of the 
outlook area. The main severe risk threats will be damaging wind
and large hail. An isolated tornado is possible. 

Widespread rain and thunderstorms are expected to continue
overnight over east central Iowa into northwest Illinois. Severe
weather is not expected, but there will continue to be a threat of
locally heavy rainfall. 

 DAYS TWO THROUGH SEVEN  FRIDAY THROUGH WEDNESDAY

Thunderstorms are expected again Friday. Severe weather is not
expected. 

 SPOTTER INFORMATION STATEMENT  

Spotter activation may be needed this afternoon and this evening. 

NWS Severe Weather Map , Convective Outlook


7-Day Forecast For CLINTON County, IA
1212 PM CDT Thu Jul 19 2018

REST OF TODAY
Mostly cloudy. Showers likely and a chance of thunderstorms early in the afternoon, then a chance of showers and thunderstorms late in the afternoon. High in the upper 70s. Southeast wind 10 to 15 mph. Chance of rain 70 percent.

TONIGHT
Mostly cloudy with a 50 percent chance of showers and thunderstorms. Low in the mid 60s. South wind 10 to 15 mph.

FRIDAY
Cloudy with a 50 percent chance of showers and thunderstorms. High in the upper 70s. West wind 10 to 15 mph with gusts to around 30 mph.

FRIDAY NIGHT
Mostly cloudy. A chance of showers and a slight chance of thunderstorms in the evening. Low in the mid 60s. Northwest wind 10 to 15 mph. Chance of rain 50 percent.

SATURDAY
Partly sunny with a 30 percent chance of showers. High in the lower 80s. Northwest wind 10 to 20 mph.

SATURDAY NIGHT
Mostly cloudy in the evening then becoming partly cloudy. Low in the mid 60s.

SUNDAY AND SUNDAY NIGHT
Partly cloudy. High around 80. Low in the mid 60s.

MONDAY
Sunny. High in the mid 80s.

MONDAY NIGHT THROUGH WEDNESDAY
Partly cloudy. Low in the mid 60s. 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 
                   JUL 24-28 JUL 26-AUG 1    JUL       JUL-SEP                      
                 -----------  -----------  --------  ---------
   Temperature:      Below        Below      Above     Normal                      
 Precipitation:      Below       Normal     Normal     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

Thursday July 19, 2018 the 200th Day of Year

---------------------------------------------------
SUN
Declination 20.660000
Distance 0.999716 AU
Rise 06:56 EDT Set 21:45 EDT
Transit Meridian 14:20 EDT
Civil Twilight Begins 06:24 EDT Ends 22:16 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

///////////////////////////
JULY 19TH...HISTORIC WEATHER EVENTS
...1886...
A hurricane from the Gulf of Mexico crossed Florida causing great damage
from Cedar Keys to Jacksonville. (David Ludlum)
...1901...
Beginning this date, Bowling Green, KY's temperature would rise to or 
above 100 degrees for ten consecutive days, a record.
...1960...
Cow Creek and Greenland Ranch in Death Valley CA reported morning lows of
102 degrees. The afternoon high at Greenland Ranch was 124 degrees, and the
high at Cow Creek that afternoon was 126 degrees. The coolest low for the
entire month for both locations was 82 degrees. (The Weather Channel)
...1974...
A severe thunderstorm with winds to 80 mph and up to two inches of rain
washed out four to five foot deep sections of roadway in Lake Havasu City
AZ. Three persons in a station wagon died as it was carried 3000 feet down
a wash by a ten foot wall of water. (The Weather Channel)
...1977...
Thunderstorms produced torrential rains over parts of southwestern
Pennsylvania. Some places receive more than twelve inches in a seven hour
period. The heavy rains cause flash flooding along streams resulting in
widespread severe damage. The cloudburst floods Johnstown with up to ten
feet of water resulting in 76 deaths, countless injuries, and 424 million
dollars damage. (David Ludlum) (The Weather Channel)
...1987...
Fifteen cities in the western and the southeastern U.S. reported record low
temperatures for the date, including Winnemucca NV with a reading of 33
degrees. Flagstaff AZ reported a record low of 34 degrees. Afternoon and
evening thunderstorms produced severe weather in New York State and New
Jersey. High winds and hail two inches in diameter injured two persons and
caused considerable damage to crops in the Pine Island area of central New
York State. (The National Weather Summary) (Storm Data)
...1988...
Thunderstorms in Nebraska produced more than five inches of rain at Red
Cloud, including two inches in fifteen minutes. Torrid temperatures
continued over California, with record highs of 115 degrees at Red Bluff
and 116 degrees at Redding. (The National Weather Summary) (Storm Data)
...1989...
Early morning thunderstorms in the Lower Mississippi Valley produced 5.50
inches of rain south of Alexander AR in just ninety minutes, and flash
flooding which resulted claimed the life of one woman. Thunderstorms in
Indiana produced 4.95 inches of rain in twelve hours east of Muncie. Eight
cities in the southwestern U.S. reported record high temperatures for the
date, including Las Vegas NV with a reading of 115 degrees, and Phoenix AZ
with a high of 116 degrees. The low that night at Phoenix of 93 degrees was
the warmest of record for that location. (The National Weather Summary)
(Storm Data)

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