Alert archive / Iowa / River Flood Warnings in 2011

River Flood Warning 9, NWS Quad Cities, IA

February 18, 2011Des Moines County, Henry County, Lee County, Iowa

NWS Quad Cities, IA issued this river flood warning at Feb 18, 2011, 9:54 AM CST for Des Moines County, Henry County, Lee County, Iowa. It was in force for 36 hr.

The area

The counties it named.

The facts

Issued
Feb 18, 2011, 9:54 AM CST (15:54 UTC)
Expired
Feb 19, 2011, 9:32 PM CST
In force
36 hr
Issued by
NWS Quad Cities, IA
Flood severity
Major

Counties Des Moines County, IA, Henry County, IA, Lee County, IA

The radar

The Quad Cities radar (KDVN), 109 km from the middle of the area, began a volume at 15:51 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The river

Written for the forecast point Skunk River at Augusta (AGSI4). The gauge peaked at 16.22 ft at Feb 18, 2011, 2:00 PM CST.

actionminormoderate101214161802/1902/2002/21
Action stage
14 ft
Minor stage
15 ft
Moderate stage
17 ft
Major stage
20 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05474000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted, in the capitals the NWS used until 2016.

869 
WGUS43 KDVN 181554
FLWDVN
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
954 AM CST FRI FEB 18 2011


.RUNOFF FROM THE RECENT SNOW MELT AND ICE ACTION IS RESULTING IN MODERATE
TO LOCALLY MAJOR FLOODING ALONG THE LOWER SKUNK RIVER.

RIVER FORECASTS TAKE INTO ACCOUNT PAST PRECIPITATION...AS WELL AS 
PRECIPITATION AMOUNTS EXPECTED 24 HOURS INTO THE FUTURE FROM THE 
FORECAST ISSUANCE TIME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED ROADWAY...TURN AROUND AND FIND AN 
ALTERNATE ROUTE. TURN AROUND...DON/T DROWN.

ADDITIONAL RIVER AND WEATHER INFORMATION IS AVAILABLE AT 
WWW.WEATHER.GOV/QUADCITIES .

&&

IAC057-087-111-190354-
/O.NEW.KDVN.FL.W.0009.110218T1554Z-110221T0700Z/
/AGSI4.3.ER.000000T0000Z.110218T1800Z.110219T1900Z.NO/
954 AM CST FRI FEB 18 2011

...FLOOD WARNING IN EFFECT UNTIL SATURDAY...

THE NATIONAL WEATHER SERVICE IN QUAD CITIES HAS ISSUED A
* FLOOD WARNING FOR
  THE SKUNK RIVER AT AUGUSTA.
* UNTIL SATURDAY.
* AT 9:30 AM FRIDAY THE STAGE WAS 20.0 FEET...AND RISING. 
* FLOOD STAGE IS 15 FEET.
* MAJOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* FORECAST...RISE TO 20.3 FEET TODAY. FALL BELOW FLOOD STAGE 
  SATURDAY.
* IMPACT...AT 19 FEET...WATER AFFECTS DRIVEWAYS AND GRAVEL ACCESS 
  ROADS IN AUGUSTA.

$$

NICHOLS
5 follow-up statements
095 
WGUS83 KDVN 181656
FLSDVN


FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
ISSUED BY NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1056 AM CST FRI FEB 18 2011

.RUNOFF FROM THE RECENT SNOW MELT AND ICE ACTION WAS CAUSING
SOME FLOODING ON AREA RIVERS WITH LOCALIZED ICE JAMS POSSIBLE.

RIVER FORECASTS TAKE INTO ACCOUNT PAST PRECIPITATION...AS WELL AS 
PRECIPITATION AMOUNTS EXPECTED 24 HOURS INTO THE FUTURE FROM THE 
FORECAST ISSUANCE TIME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED ROADWAY...TURN AROUND AND FIND AN 
ALTERNATE ROUTE. TURN AROUND...DON/T DROWN.

ADDITIONAL RIVER AND WEATHER INFORMATION IS AVAILABLE AT 
WWW.WEATHER.GOV/QUADCITIES .

&&

IAC045-163-190456-
/O.EXT.KDVN.FL.W.0005.110219T0600Z-110221T0600Z/
/DEWI4.1.ER.110219T0600Z.110219T1200Z.110219T1800Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY...

THE FLOOD WARNING CONTINUES FOR
  THE WAPSIPINICON RIVER NEAR DE WITT.
* UNTIL SATURDAY.
* AT 10:00 AM FRIDAY THE STAGE WAS 10.8 FEET...AND STEADY. 
* FLOOD STAGE IS 11 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE SATURDAY MORNING...AND CONTINUE 
  RISING TO 11.1 FEET SATURDAY MORNING. FALL BELOW FLOOD STAGE 
  SATURDAY.
* IMPACT...AT 11 FEET...WATER AFFECTS COUNTY ROAD E63 NORTH OF THE 
  RIVER NEAR TORONTO AND AFFECTS THE LOWEST ROADS IN BUENA VISTA.

$$

IAC095-103-190455-
/O.EXT.KDVN.FL.W.0002.000000T0000Z-110225T0800Z/
/MROI4.1.ER.110218T1621Z.110220T0000Z.110223T2000Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL WEDNESDAY...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT MARENGO.
* UNTIL WEDNESDAY.
* AT 10:00 AM FRIDAY THE STAGE WAS 13.8 FEET...AND RISING. 
* FLOOD STAGE IS 14 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE THIS MORNING...AND CONTINUE 
  RISING TO 15.3 FEET SATURDAY EVENING. FALL BELOW FLOOD STAGE 
  WEDNESDAY.
* IMPACT...AT 14 FEET...WATER AFFECTS LOW-LYING AGRICULTURAL LAND 
  ALONG THE RIVER.

$$

IAC103-115-183-190455-
/O.EXT.KDVN.FL.W.0007.000000T0000Z-110222T1000Z/
/LNTI4.2.ER.000000T0000Z.110218T0730Z.110220T2200Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SUNDAY...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER NEAR LONE TREE.
* UNTIL SUNDAY.
* AT 10:00 AM FRIDAY THE STAGE WAS 16.9 FEET...AND STEADY. 
* FLOOD STAGE IS 15 FEET.
* MODERATE FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* FORECAST...RISE TO 16.9 FEET TODAY. FALL BELOW FLOOD STAGE SUNDAY.
* IMPACT...AT 15 FEET...WATER AFFECTS LOW LYING ROADS.

$$

IAC103-183-190455-
/O.CON.KDVN.FL.W.0003.000000T0000Z-110221T1245Z/
/KALI4.2.ER.110217T1138Z.110218T0630Z.110220T0045Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING REMAINS IN EFFECT UNTIL SATURDAY EVENING...

THE FLOOD WARNING CONTINUES FOR
  THE ENGLISH RIVER AT KALONA.
* UNTIL SATURDAY EVENING.
* AT 10:00 AM FRIDAY THE STAGE WAS 17.2 FEET...AND RISING. 
* FLOOD STAGE IS 14 FEET.
* MODERATE FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* FORECAST...FALL BELOW FLOOD STAGE SATURDAY EVENING.


$$

IAC107-181726-
/O.CAN.KDVN.FL.W.0006.000000T0000Z-110221T0000Z/
/SIGI4.1.ER.000000T0000Z.110218T1200Z.110218T1407Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE NORTH SKUNK RIVER NEAR SIGOURNEY.
* AT 10:30 AM FRIDAY THE STAGE WAS 15.8 FEET...AND FALLING. 
* FLOOD STAGE IS 16 FEET.
* FELL BELOW FLOOD STAGE AT 8:07 AM FRIDAY.
* NO FLOODING IS OCCURRING...AND NO FLOODING IS FORECAST.
* FORECAST...FALL TO 15.2 FEET SATURDAY MORNING.
* IMPACT...AT 14 FEET...WATER AFFECTS SOME LOWER AGRICULTURAL LAND 
  ALONG THE RIVER.

$$

IAC057-087-111-190455-
/O.CON.KDVN.FL.W.0009.000000T0000Z-110221T0700Z/
/AGSI4.3.ER.000000T0000Z.110218T1800Z.110219T1900Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING REMAINS IN EFFECT UNTIL SATURDAY...

THE FLOOD WARNING CONTINUES FOR
  THE SKUNK RIVER AT AUGUSTA.
* UNTIL SATURDAY.
* AT 10:30 AM FRIDAY THE STAGE WAS 20.2 FEET...AND RISING. 
* FLOOD STAGE IS 15 FEET.
* MAJOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* FORECAST...RISE TO 20.3 FEET TODAY. FALL BELOW FLOOD STAGE 
  SATURDAY.
* IMPACT...AT 19 FEET...WATER AFFECTS DRIVEWAYS AND GRAVEL ACCESS 
  ROADS IN AUGUSTA.

$$

IAC111-177-181726-
/O.CAN.KDVN.FL.W.0001.000000T0000Z-110224T1800Z/
/KEQI4.2.ER.110216T2330Z.110218T0130Z.000000T0000Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE DES MOINES RIVER AT KEOSAUQUA.
* AT 10:15 AM FRIDAY THE STAGE WAS 17.0 FEET...AND FALLING. 
* FLOOD STAGE IS 22 FEET.
* NO FLOODING IS OCCURRING...AND NO FLOODING IS FORECAST.
* FORECAST...CREST BELOW FLOOD STAGE WITH A STAGE OF 17.3 FEET 
  TUESDAY. 


$$

IAC111-MOC045-181726-
/O.CAN.KDVN.FL.W.0008.000000T0000Z-110222T0000Z/
/SFLM7.1.ER.110218T0439Z.110218T0800Z.110218T1224Z.NO/
1056 AM CST FRI FEB 18 2011

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE DES MOINES RIVER AT ST FRANCISVILLE.
* AT 10:00 AM FRIDAY THE STAGE WAS 15.8 FEET...AND FALLING. 
* FLOOD STAGE IS 18 FEET.
* FELL BELOW FLOOD STAGE AT  6:24 AM FRIDAY.
* NO FLOODING IS OCCURRING...AND NO FLOODING IS FORECAST.
* FORECAST...FALL TO 15.2 FEET SATURDAY MORNING.


$$
037 
WGUS83 KDVN 190235
FLSDVN


FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
ISSUED BY NATIONAL WEATHER SERVICE QUAD CITIES IA IL
835 PM CST FRI FEB 18 2011

.RUNOFF FROM THE RECENT SNOWMELT AND ICE ACTION WAS CAUSING
SOME FLOODING ON AREA TRIBUTARIES.  

RIVER FORECASTS TAKE INTO ACCOUNT PAST PRECIPITATION...AS WELL AS 
PRECIPITATION AMOUNTS EXPECTED 24 HOURS INTO THE FUTURE FROM THE 
FORECAST ISSUANCE TIME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED ROADWAY...TURN AROUND AND FIND AN 
ALTERNATE ROUTE. TURN AROUND...DON/T DROWN.

ADDITIONAL RIVER AND WEATHER INFORMATION IS AVAILABLE AT 
WWW.WEATHER.GOV/QUADCITIES .

&&

IAC045-163-190305-
/O.CAN.KDVN.FL.W.0005.000000T0000Z-110221T0600Z/
/DEWI4.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
835 PM CST FRI FEB 18 2011

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE WAPSIPINICON RIVER NEAR DE WITT.
* AT  7:00 PM FRIDAY THE STAGE WAS 10.4 FEET...AND STEADY. 
* FLOOD STAGE IS  11 FEET.
* NO FLOODING IS OCCURRING...AND NO FLOODING IS FORECAST.
* FORECAST...CREST BELOW FLOOD STAGE WITH A STAGE OF 10.7 FEET 
  SATURDAY MORNING. 
* IMPACT...AT  10 FEET...WATER AFFECTS A FEW RESIDENCES ALONG THE 
  RIVER.

$$

IAC095-103-191434-
/O.EXT.KDVN.FL.W.0002.000000T0000Z-110225T0300Z/
/MROI4.1.ER.110219T0242Z.110219T0600Z.110223T1500Z.NO/
835 PM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL WEDNESDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT MARENGO.
* UNTIL WEDNESDAY MORNING.
* AT  8:00 PM FRIDAY THE STAGE WAS ESTIMATED AT 15.3 FEET...AND STEADY. 
* FLOOD STAGE IS  14 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* RECENT ACTIVITY...ICE ACTION NEAR THE GAGE MAY CAUSE ERRATIC READINGS.
* FORECAST...RISE ABOVE FLOOD STAGE THIS EVENING...AND CONTINUE 
  RISING TO 15.2 FEET SATURDAY MORNING. FALL BELOW FLOOD STAGE 
  WEDNESDAY MORNING.
* IMPACT...AT  14 FEET...WATER AFFECTS LOW-LYING AGRICULTURAL LAND 
  ALONG THE RIVER.

$$

IAC103-115-183-191434-
/O.EXT.KDVN.FL.W.0007.000000T0000Z-110221T0000Z/
/LNTI4.2.ER.000000T0000Z.110218T0730Z.110219T1200Z.NO/
835 PM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER NEAR LONE TREE.
* UNTIL SATURDAY MORNING.
* AT  8:00 PM FRIDAY THE STAGE WAS 15.2 FEET...AND FALLING. 
* FLOOD STAGE IS  15 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* RECENT ACTIVITY...ICE ACTION NEAR THE GAGE MAY CAUSE ERRATIC READINGS.
* FORECAST...FALL BELOW FLOOD STAGE SATURDAY MORNING.
* IMPACT...AT  15 FEET...WATER AFFECTS LOW LYING ROADS.

$$

IAC115-191434-
/O.EXT.KDVN.FL.W.0010.110219T0228Z-110227T0000Z/
/WAPI4.1.ER.110218T2215Z.110220T0600Z.110225T1200Z.NO/
835 PM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL FRIDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT WAPELLO.
* UNTIL FRIDAY MORNING.
* AT  8:00 PM FRIDAY THE STAGE WAS 20.2 FEET...AND RISING. 
* FLOOD STAGE IS  20 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* FORECAST...RISE TO 21.0 FEET SUNDAY MORNING. FALL BELOW FLOOD STAGE
  FRIDAY MORNING.


$$

IAC103-183-191434-
/O.EXT.KDVN.FL.W.0003.000000T0000Z-110220T2200Z/
/KALI4.2.ER.110217T1138Z.110218T0630Z.110219T1000Z.NO/
835 PM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE ENGLISH RIVER AT KALONA.
* UNTIL SATURDAY MORNING.
* AT  8:00 PM FRIDAY THE STAGE WAS 14.6 FEET...AND RISING. 
* FLOOD STAGE IS  14 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* RECENT ACTIVITY...ICE ACTION NEAR THE GAGE MAY CAUSE ERRATIC READINGS.
* FORECAST...RISE TO 15.0 FEET SATURDAY MORNING. FALL BELOW FLOOD 
  STAGE SATURDAY MORNING.


$$

IAC057-087-111-191434-
/O.EXT.KDVN.FL.W.0009.000000T0000Z-110221T0300Z/
/AGSI4.2.ER.000000T0000Z.110218T2130Z.110219T1500Z.NO/
835 PM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SATURDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE SKUNK RIVER AT AUGUSTA.
* UNTIL SATURDAY MORNING.
* AT  7:30 PM FRIDAY THE STAGE WAS 17.3 FEET...AND FALLING. 
* FLOOD STAGE IS  15 FEET.
* MODERATE FLOODING IS OCCURRING.
* RECENT ACTIVITY...ICE ACTION NEAR THE GAGE MAY CAUSE ERRATIC READINGS.
* FORECAST...FALL BELOW FLOOD STAGE SATURDAY MORNING.
* IMPACT...AT  16 FEET...WATER FLOODS SOME AGRICULTURAL LAND NEAR THE
  RIVER.

$$

ILC073-161-191434-
/O.EXT.KDVN.FL.W.0011.000000T0000Z-110224T0000Z/
/MLII2.1.ER.110220T0600Z.110220T0600Z.110222T1200Z.NO/
835 PM CST FRI FEB 18 2011

...FLOOD WARNING NOW IN EFFECT UNTIL TUESDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE ROCK RIVER AT MOLINE.
* UNTIL TUESDAY MORNING.
* AT  7:30 PM FRIDAY THE STAGE WAS 11.1 FEET...AND FALLING. 
* FLOOD STAGE IS  12 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* RECENT ACTIVITY...ICE ACTION NEAR THE GAGE MAY CAUSE ERRATIC READINGS.
* FORECAST...RISE TO FLOOD STAGE SUNDAY MORNING.
* IMPACT...AT  12 FEET...WATER AFFECTS RESIDENCES NEAR THE 27TH 
  STREET BRIDGE.

$$
699 
WGUS83 KDVN 191029
FLSDVN


FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
ISSUED BY NATIONAL WEATHER SERVICE QUAD CITIES IA IL
429 AM CST SAT FEB 19 2011

.RUN OFF FROM RECENT SNOW MELT AND ICE ACTION WAS CAUSING SOME 
FLOODING ON AREA TRIBUTARIES. ADDITIONAL SIGNIFICANT RAIN IS FORECAST TONIGHT
INTO SUNDAY NIGHT...WHICH MAY FURTHER AGGREVATE FLOODING ON SOME RIVERS.

RIVER FORECASTS TAKE INTO ACCOUNT PAST PRECIPITATION...AS WELL AS 
PRECIPITATION AMOUNTS EXPECTED 24 HOURS INTO THE FUTURE FROM THE 
FORECAST ISSUANCE TIME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED ROADWAY...TURN AROUND AND FIND AN 
ALTERNATE ROUTE. TURN AROUND...DON/T DROWN.

ADDITIONAL RIVER AND WEATHER INFORMATION IS AVAILABLE AT 
WWW.WEATHER.GOV/QUADCITIES .

&&

IAC095-103-192229-
/O.CON.KDVN.FL.W.0002.000000T0000Z-110225T0300Z/
/MROI4.1.ER.110219T1000Z.110219T1200Z.110223T1500Z.NO/
429 AM CST SAT FEB 19 2011

...FLOOD WARNING REMAINS IN EFFECT UNTIL WEDNESDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT MARENGO.
* UNTIL WEDNESDAY MORNING.
* AT  4:00 AM SATURDAY THE STAGE WAS ESTIMATED 15.3 FEET.. 
* FLOOD STAGE IS  14 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* RECENT ACTIVITY...ICE ACTION NEAR THE GAGE MAY CAUSE ERRATIC READINGS. 
* FORECAST...REMAIN AROUND 15.3 FEET THIS TODAY AND TONIGHT...WITH SIGNIFICANT ICE 
  RELATED FLUCTUATIONS POSSIBLE. FALL BELOW FLOOD STAGE WEDNESDAY
  MORNING.
* IMPACT...AT  14 FEET...WATER AFFECTS LOW-LYING AGRICULTURAL LAND 
  ALONG THE RIVER.

$$

IAC115-192228-
/O.EXT.KDVN.FL.W.0012.000000T0000Z-110222T0049Z/
/CJTI4.1.ER.000000T0000Z.110219T1800Z.110220T1249Z.NO/
429 AM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SUNDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT COLUMBUS JCT.
* UNTIL SUNDAY MORNING.
* AT  4:00 AM SATURDAY THE STAGE WAS 19.4 FEET...AND RISING. 
* FLOOD STAGE IS  19 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* RECENT ACTIVITY...ICE ACTION MAY CAUSE ERRATIC GAGE READINGS.
* FORECAST...RISE TO 19.6 FEET TODAY. FALL BELOW FLOOD STAGE SUNDAY 
  MORNING.


$$

IAC115-192228-
/O.CON.KDVN.FL.W.0010.000000T0000Z-110227T0000Z/
/WAPI4.1.ER.110218T2215Z.110220T0600Z.110225T1200Z.NO/
429 AM CST SAT FEB 19 2011

...FLOOD WARNING REMAINS IN EFFECT UNTIL FRIDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT WAPELLO.
* UNTIL FRIDAY MORNING.
* AT  4:00 AM SATURDAY THE STAGE WAS 20.6 FEET...AND RISING. 
* FLOOD STAGE IS  20 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* FORECAST...RISE TO 21.0 FEET SUNDAY MORNING. FALL BELOW FLOOD STAGE
  FRIDAY MORNING.


$$

IAC103-183-192228-
/O.EXT.KDVN.FL.W.0003.000000T0000Z-110220T2304Z/
/KALI4.2.ER.110217T1138Z.110218T0630Z.110219T1104Z.NO/
429 AM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL THIS MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE ENGLISH RIVER AT KALONA.
* UNTIL THIS MORNING.
* AT  4:00 AM SATURDAY THE STAGE WAS 14.6 FEET...AND FALLING. 
* FLOOD STAGE IS  14 FEET.
* MINOR FLOODING IS OCCURRING.
* RECENT ACTIVITY...ICE ACTION MAY CAUSE ERRATIC GAGE READINGS.
* FORECAST...FALL BELOW FLOOD STAGE THIS MORNING.


$$

IAC057-087-111-192228-
/O.EXT.KDVN.FL.W.0009.000000T0000Z-110221T1214Z/
/AGSI4.2.ER.000000T0000Z.110218T2130Z.110220T0014Z.NO/
429 AM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL THIS EVENING...

THE FLOOD WARNING CONTINUES FOR
  THE SKUNK RIVER AT AUGUSTA.
* UNTIL THIS EVENING.
* AT  3:30 AM SATURDAY THE STAGE WAS 16.4 FEET...AND FALLING. 
* FLOOD STAGE IS  15 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* RECENT ACTIVITY...ICE ACTION MAY CAUSE ERRATIC GAGE READINGS.
* FORECAST...FALL BELOW FLOOD STAGE THIS EVENING.
* IMPACT...AT  16 FEET...WATER FLOODS SOME AGRICULTURAL LAND NEAR THE
  RIVER.

$$

ILC073-161-192228-
/O.CON.KDVN.FL.W.0011.000000T0000Z-110224T0000Z/
/MLII2.1.ER.110220T0600Z.110220T0600Z.110222T1200Z.NO/
429 AM CST SAT FEB 19 2011

...FLOOD WARNING REMAINS IN EFFECT UNTIL TUESDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE ROCK RIVER AT MOLINE.
* UNTIL TUESDAY MORNING.
* AT  3:30 AM SATURDAY THE STAGE WAS 10.8 FEET...AND STEADY. 
* FLOOD STAGE IS  12 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* RECENT ACTIVITY...ICE ACTION MAY CAUSE ERRATIC GAGE READINGS AS WELL AS 
  SIGNIFICANT RIVER LEVEL FLUCTUATIONS.
* FORECAST...WHILE THE RIVER IS FALLING...ICE RELATED RISES ARE LIKELY TO 
  BRING POTENTIAL FLOODING TODAY...AND WITH RAIN TONIGHT THROUGH SUNDAY NIGHT...
  A MORE PROLONGED RISE TO FLOOD STAGE IS POSSIBLE. 
* IMPACT...AT  12 FEET...WATER AFFECTS RESIDENCES NEAR THE 27TH 
  STREET BRIDGE.

$$
170 
WGUS83 KDVN 191717
FLSDVN


FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
ISSUED BY NATIONAL WEATHER SERVICE QUAD CITIES IA IL
1117 AM CST SAT FEB 19 2011

.WARM WEATHER THE PAST WEEK HAS RESULTED IN A COMPLETE MELT OF
THE SNOW PACK ACROSS THE AREA. RIVERS HAVE RESPONDED WITH MINOR
TO SIGNIFICANT RISES. THE WARM WEATHER HAS ALSO RESULTED IN SEVERAL
BREAK UP ICE JAMS ON TRIBUTARY RIVERS.

MODERATE TO LOCALLY HEAVY RAINFALL IS POSSIBLE TONIGHT INTO MONDAY
AS ANOTHER STORM SYSTEM MOVES THROUGH THE AREA. THE ADDITIONAL
RAINFALL IS EXPECTED TO CAUSE THE ALREADY HIGH RIVER LEVELS TO RISE
FURTHER.

RIVER FORECASTS TAKE INTO ACCOUNT PAST PRECIPITATION...AS WELL AS 
PRECIPITATION AMOUNTS EXPECTED 24 HOURS INTO THE FUTURE FROM THE 
FORECAST ISSUANCE TIME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED ROADWAY...TURN AROUND AND FIND AN 
ALTERNATE ROUTE. TURN AROUND...DON/T DROWN.

ADDITIONAL RIVER AND WEATHER INFORMATION IS AVAILABLE AT 
WWW.WEATHER.GOV/QUADCITIES .

&&

IAC095-103-200517-
/O.EXT.KDVN.FL.W.0002.000000T0000Z-110226T1800Z/
/MROI4.1.ER.110220T1800Z.110221T1800Z.110225T0600Z.NO/
1117 AM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL FRIDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT MARENGO.
* UNTIL FRIDAY MORNING.
* AT 11:00 AM SATURDAY THE STAGE WAS 14.7 FEET...AND FALLING. 
* FLOOD STAGE IS  14 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* RECENT ACTIVITY...REMNANT ICE IN THE RIVER MAY RESULT IN BRIEF
  ICE JAMS. LOCALIZED FLUCTUATIONS OF 1 TO 3 FEET MAY OCCUR.
* FORECAST...RISE TO 15.3 FEET MONDAY. FALL BELOW FLOOD STAGE FRIDAY 
  MORNING.
* IMPACT...AT  14 FEET...WATER AFFECTS LOW-LYING AGRICULTURAL LAND 
  ALONG THE RIVER.

$$

IAC115-200516-
/O.EXT.KDVN.FL.W.0012.000000T0000Z-110221T2159Z/
/CJTI4.1.ER.110219T1620Z.110219T1800Z.110220T0959Z.NO/
1117 AM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SUNDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT COLUMBUS JCT.
* UNTIL SUNDAY MORNING.
* AT 10:00 AM SATURDAY THE STAGE WAS 18.9 FEET...AND FALLING. 
* FLOOD STAGE IS  19 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* RECENT ACTIVITY...REMNANT ICE IN THE RIVER MAY RESULT IN BRIEF
  ICE JAMS. LOCALIZED FLUCTUATIONS OF 1 TO 3 FEET MAY OCCUR.
* FORECAST...THE RIVER MAY RISE ABOVE FLOOD STAGE AGAIN TODAY IF
  ANOTHER ICE JAM OCCURS. IF A ICE JAM OCCURS...A CREST OF 19.4
  FEET IS POSSIBLE. THE RIVER WILL FALL BELOW FLOOD STAGE SUNDAY
  MORNING.


$$

IAC115-200516-
/O.EXT.KDVN.FL.W.0010.000000T0000Z-000000T0000Z/
/WAPI4.1.ER.110218T2215Z.110220T0000Z.000000T0000Z.NO/
1117 AM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL FURTHER NOTICE...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT WAPELLO.
* UNTIL FURTHER NOTICE.
* AT 10:00 AM SATURDAY THE STAGE WAS 21.0 FEET...AND RISING. 
* FLOOD STAGE IS  20 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* RECENT ACTIVITY...REMNANT ICE IN THE RIVER MAY RESULT IN BRIEF
  ICE JAMS. LOCALIZED FLUCTUATIONS OF 1 TO 3 FEET MAY OCCUR.
* FORECAST...RISE TO 21.0 FEET THIS EVENING...THEN BEGIN FALLING.


$$

IAC103-183-191747-
/O.CAN.KDVN.FL.W.0003.000000T0000Z-110220T2304Z/
/KALI4.2.ER.110217T1138Z.110218T0630Z.000000T0000Z.NO/
1117 AM CST SAT FEB 19 2011

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE ENGLISH RIVER AT KALONA.
* AT 10:00 AM SATURDAY THE STAGE WAS 12.3 FEET...AND FALLING. 
* FLOOD STAGE IS  14 FEET.
* NO FLOODING IS OCCURRING...AND NO FLOODING IS FORECAST.
* RECENT ACTIVITY...REMNANT ICE IN THE RIVER MAY RESULT IN BRIEF
  ICE JAMS. LOCALIZED FLUCTUATIONS OF 1 TO 3 FEET MAY OCCUR.
* FORECAST...CRESTED BELOW FLOOD STAGE AT 13.6 FEET. FALL TO 10.2 
  FEET SUNDAY MORNING.


$$

IAC057-087-111-200516-
/O.EXT.KDVN.FL.W.0009.000000T0000Z-110221T1851Z/
/AGSI4.2.ER.000000T0000Z.110218T2130Z.110220T0651Z.NO/
1117 AM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL SUNDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE SKUNK RIVER AT AUGUSTA.
* UNTIL SUNDAY MORNING.
* AT 10:30 AM SATURDAY THE STAGE WAS 16.0 FEET...AND FALLING. 
* FLOOD STAGE IS  15 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* RECENT ACTIVITY...REMNANT ICE IN THE RIVER MAY RESULT IN BRIEF
  ICE JAMS. LOCALIZED FLUCTUATIONS OF 1 TO 3 FEET MAY OCCUR.
* FORECAST...FALL BELOW FLOOD STAGE SUNDAY MORNING.
* IMPACT...AT  16 FEET...WATER FLOODS SOME AGRICULTURAL LAND NEAR THE
  RIVER.

$$

ILC073-161-191747-
/O.CAN.KDVN.FL.W.0011.000000T0000Z-110224T0000Z/
/MLII2.N.ER.000000T0000Z.000000T0000Z.000000T0000Z.NO/
1117 AM CST SAT FEB 19 2011

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE ROCK RIVER AT MOLINE.
* AT 10:30 AM SATURDAY THE STAGE WAS 10.8 FEET...AND STEADY. 
* FLOOD STAGE IS  12 FEET.
* NO FLOODING IS OCCURRING...AND NO FLOODING IS FORECAST.
* RECENT ACTIVITY...REMNANT ICE IN THE RIVER MAY RESULT IN BRIEF
  ICE JAMS. LOCALIZED FLUCTUATIONS OF 1 TO 3 FEET MAY OCCUR.
* FORECAST...CREST BELOW FLOOD STAGE WITH A STAGE OF 10.8 FEET SUNDAY
  MORNING. 


$$
444 
WGUS83 KDVN 200332
FLSDVN


FLOOD STATEMENT
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
ISSUED BY NATIONAL WEATHER SERVICE QUAD CITIES IA IL
932 PM CST SAT FEB 19 2011

.WARM WEATHER THE PAST WEEK HAS RESULTED IN A COMPLETE MELT OF
THE SNOW PACK ACROSS THE AREA. RIVERS HAVE RESPONDED WITH MINOR
TO SIGNIFICANT RISES. THE WARM WEATHER HAS ALSO RESULTED IN SEVERAL
BREAK UP ICE JAMS ON TRIBUTARY RIVERS.

MODERATE TO LOCALLY HEAVY RAINFALL IS POSSIBLE TONIGHT INTO MONDAY
AS ANOTHER STORM SYSTEM MOVES THROUGH THE AREA. THE ADDITIONAL
RAINFALL MAY CAUSE ALREADY HIGH RIVER LEVELS TO RISE FURTHER.

RIVER FORECASTS TAKE INTO ACCOUNT PAST PRECIPITATION...AS WELL AS 
PRECIPITATION AMOUNTS EXPECTED 24 HOURS INTO THE FUTURE FROM THE 
FORECAST ISSUANCE TIME.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ENCOUNTER A FLOODED ROADWAY...TURN AROUND AND FIND AN 
ALTERNATE ROUTE. TURN AROUND...DON/T DROWN.

ADDITIONAL RIVER AND WEATHER INFORMATION IS AVAILABLE AT 
WWW.WEATHER.GOV/QUADCITIES .

&&

IAC045-163-201532-
/O.EXT.KDVN.FL.W.0013.000000T0000Z-000000T0000Z/
/DEWI4.2.ER.110219T2112Z.110227T0000Z.000000T0000Z.NO/
932 PM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL FURTHER NOTICE...

THE FLOOD WARNING CONTINUES FOR
  THE WAPSIPINICON RIVER NEAR DE WITT.
* UNTIL FURTHER NOTICE.
* AT 8:00 PM SATURDAY THE STAGE WAS 11.3 FEET...AND RISING. 
* FLOOD STAGE IS 11 FEET.
* MINOR FLOODING IS OCCURRING AND MODERATE FLOODING IS FORECAST.
* FORECAST...RISE TO 11.4 FEET SUNDAY MORNING.
* IMPACT...AT 12 FEET...WATER AFFECTS HOMES ALONG OLD U.S. HIGHWAY 
  61. THE RIVER IS BANK FULL IN MOST AREAS.

$$

IAC095-103-201531-
/O.EXT.KDVN.FL.W.0002.000000T0000Z-110226T1500Z/
/MROI4.1.ER.110220T2230Z.110222T0000Z.110225T0300Z.NO/
932 PM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL THURSDAY EVENING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT MARENGO.
* UNTIL THURSDAY EVENING.
* AT 9:00 PM SATURDAY THE STAGE WAS 13.1 FEET...AND FALLING. 
* FLOOD STAGE IS 14 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* IMPACT...AT 14 FEET...WATER AFFECTS LOW-LYING AGRICULTURAL LAND 
  ALONG THE RIVER.

$$

IAC115-201531-
/O.EXT.KDVN.FL.W.0012.000000T0000Z-110226T1800Z/
/CJTI4.1.ER.110224T0300Z.110224T1800Z.110225T0600Z.NO/
932 PM CST SAT FEB 19 2011

...FLOOD WARNING NOW IN EFFECT UNTIL FRIDAY MORNING...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT COLUMBUS JCT.
* UNTIL FRIDAY MORNING.
* AT 9:00 PM SATURDAY THE STAGE WAS 16.9 FEET...AND FALLING. 
* FLOOD STAGE IS 19 FEET.
* NO FLOODING IS OCCURRING AND MINOR FLOODING IS FORECAST.
* FORECAST...RISE ABOVE FLOOD STAGE WEDNESDAY EVENING...AND CONTINUE 
  RISING TO 19.2 FEET THURSDAY. FALL BELOW FLOOD STAGE FRIDAY 
  MORNING.

$$

IAC115-201531-
/O.CON.KDVN.FL.W.0010.000000T0000Z-000000T0000Z/
/WAPI4.1.ER.110218T2215Z.110224T1800Z.000000T0000Z.NO/
932 PM CST SAT FEB 19 2011

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

THE FLOOD WARNING CONTINUES FOR
  THE IOWA RIVER AT WAPELLO.
* UNTIL FURTHER NOTICE.
* AT 9:00 PM SATURDAY THE STAGE WAS 20.7 FEET...AND FALLING. 
* FLOOD STAGE IS 20 FEET.
* MINOR FLOODING IS OCCURRING AND IS FORECAST TO CONTINUE.
* FORECAST...RISE TO 20.8 FEET SUNDAY MORNING.

$$

IAC057-087-111-200402-
/O.CAN.KDVN.FL.W.0009.000000T0000Z-110221T1851Z/
/AGSI4.2.ER.000000T0000Z.110218T2130Z.110220T0120Z.NO/
932 PM CST SAT FEB 19 2011

...FLOOD WARNING IS CANCELLED...

THE FLOOD WARNING IS CANCELLED FOR
  THE SKUNK RIVER AT AUGUSTA.
* AT 8:30 PM SATURDAY THE STAGE WAS 14.8 FEET...AND FALLING. 
* FLOOD STAGE IS 15 FEET.
* FELL BELOW FLOOD STAGE AT  7:20 PM SATURDAY.
* NO FLOODING IS OCCURRING...AND NO FLOODING IS FORECAST.
* FORECAST...FALL TO 12.8 FEET MONDAY MORNING.

$$

What forecasters said that day

The local office's own words before this river flood warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Quad Cities, IA wrote its last area forecast discussion before this river flood warning went out at Feb 18, 3:30 AM CST, 6 hours 24 minutes earlier.

Area forecast discussion, Feb 18, 3:30 AM CST, 6 hours 24 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
330 AM CST FRI FEB 18 2011

.SYNOPSIS...
LATEST SFC ANALYSIS WAS INDICATING A SUB-990 MB LOW PRESSURE JUST
NORTH OF LK SUPERIOR...STILL BATHING THE WESTERN GRT LKS AND UPPER
MS RVR VALLEY IN A CYCLONIC GRADIENT. THIS IN CONTRAST TO SFC RIDGE
COMPLEX SHIFTING EAST ACRS THE CENTRAL AND NORTHERN PLAINS. ALOFT...
LATEST W/V IMAGERY LOOP WAS INDICATING A VIGOROUS WAVE ROLLING ACRS
THE NORTHWEST GRT LKS...WITH HIGH LEVEL MOISTURE CHANNEL FLOW
SUGGESTING SOME UPPER RIDGE AMPLIFICATION IN IT/S WAKE OVER THE
WESTERN ROCKIES.

&&

.SHORT TERM...TODAY AND TONIGHT...
UPPER RIDGING WILL LOOK TO CONTINUE TO AMPLIFY ACRS THE MID TO
WESTERN CONUS...WHILE THE UPSTREAM SFC RIDGE AXIS MAKES IT/S WAY
EASTWARD AND PLANTS ITSELF ACRS THE CWA BY EVENING. ALTHOUGH POST-
FRONTAL CAA UNDERWAY...INCOMING THERMAL DOWNTREND NOT ALL THAT SEVERE
AND DECENT MIXING IN RATHER UNSTABLE LLVLS WILL MAKE THE MOST OF THE
COOLING VERTICAL PROFILE. WEST WINDS MAY GUST TO NEAR 25 MPH AT TIMES
IN DIURNALLY ENHANCED LOW TO MID LEVEL LAPSE RATES THROUGH EARLY
AFTERNOON BEFORE SFC PRESSURE GRADIENT RELAXES SOME WITH SFC RIDGE
AXIS ARRIVAL. WILL LEAN TOWARD THE MILDER OF GUIDANCE HIGHS/THE MAV/
CWA-WIDE AND EXPECT WIDESPREAD MID TO UPPER 40S. SOME LOWER 50S
POSSIBLE SOUTH OF I80. SUNSHINE MAY GET FILTERED AT TIMES BY CIRRUS
STREAMING ACRS THE AREA AROUND AMPLIFYING UPSTREAM UPPER RIDGE.

TONIGHT...RIDGE AXIS OVERHEAD SHOULD HELP SFC WINDS DECOUPLE BUT
MAYBE NOT UNTIL AFTER MIDNIGHT. SHORT RANGE MODELS SUGGEST INCOMING
CI SHIELD TO THICKEN OVERNIGHT HELPING PREVENT A TEMP BOTTOM-OUT
DESPITE THE DECREASE IN WINDS. EVEN SOME SIGNALS OF A LATE NIGHT AC
DECK FORMING ACRS THE CWA IN SOMEWHAT BACKING MID LEVEL FLOW...BUT
THAT AMOUNT OF MID LEVEL MOISTURE RETURN A BIT QUESTIONABLE AT THIS
TIME. WILL ADVERTISE WIDESPREAD LOWS IN THE LOW TO MID 20S ALONG AND
NORTH OF I80...AND IN THE UPPER 20S TO NEAR 30 SOUTH OF I80. WILL
BANK ON ENOUGH NORTHERLY SFC WINDS MAINTAINING AROUND 5 KTS TO
PREVENT WIDESPREAD FOG ACRS ANY LINGERING SNOWPACK AREAS OF THE
NORTH.    ..12..

.LONG TERM...SATURDAY THROUGH THURSDAY...
THIS PORTION OF THE FORECAST IS VERY ACTIVE...AND REMAINS FAIRLY LOW
ON CONFIDENCE WITH RESPECT TO THE TRACK...AND ANY CHANGE IN PCPN
TYPE TIMING.  THE MAIN CHANGES THAT SEEM TO BE TAKING PLACE OVER THE
PAST 24 HOURS IS TO PUT MORE EMPHASIS ON THE 1ST ROUND OF WAA
FORCING. THIS HAS BEEN SHOWN BY THE GFS FOR SOME TIME NOW...AND ALSO
ON THE GEM. THE NAM AND UKMET ARE NOW IN GOOD AGREEMENT ON THIS AS
WELL. THE OUTLIER TONIGHT IS THE ECMWF...WHICH WAS UP UNTIL NOW A
SOUTHERN OUTLIER ON TRACK AND STRENGTH...IS NOW A NORTHERN OUTLIER.

SINCE SATURATED WAA FORCING SHOULD MOVE OVER THE ENTIRE CWA SATURDAY
NIGHT AND EARLY SUNDAY...VERY HIGH POPS ARE NEEDED. FOR NOW WILL
WILL GO WITH LOWER END CATEGORIC POPS OVER THE NORTHERN 2/3...AND
LIKELY SOUTH DURING THIS STADDLED 2 PERIOD EVENT. RAIN...POSSIBLY
WITH EMBEDDED THUNDER SHOULD IMPACT THE CWA SATURDAY NIGHT THROUGH
SUNDAY MORNING. I FIND LITTLE THREAT OF FREEZING RAIN OR SNOW AS THE
CLOUDS AND WAA SHOULD GET GOING VERY CLOSE TO SUNSET OR EARLY ON
SATURDAY. THIS EARLY START SHOULD GET CLOUDY SKIES GOING...AND
SHOULD PREVENT ANY DROP IN TEMPS BELOW THE LOWER 30S. SNOW COVER
SHOULD BE GONE IN ALL LOCATIONS BY SATURDAY NIGHT...AND WITH
DEWPOINTS CLIMBING BACK TO THE 30S AGAIN...WET BULB TEMPS SHOULD
REMAIN AT OR ABOVE 32 IN ALL SITES. IN THE FAR SOUTH...WE SHOULD HOLD
AROUND 40 SATURDAY NIGHT...AND THUS THERE IS NOW THREAT AT ALL.

SUNDAY...RAIN SHOULD LIFT NORTH OF THE CWA BY MID DAY...BUT WITH
SCATTERED SHOWERS AND POSSIBLE WEAK THUNDERSTORMS STILL
POSSIBLE...WILL NOT GET CUTE WITH POPS YET...AND WILL LEAVE THEM IN
HIGH CHANCE TO LIKELY. AT THIS POINT...MODELS DIVERGE ON TAKING ANY
MORE ENERGY OVER THE CWA WITH SATURATION. ANY FURTHER PCPN WILL
LIKELY BE A LIGHT MIX OF SNOW AND RAIN...WITH LITTLE OR NOW
ACCUMULATION. TEMPERATURES APPEAR RATHER MARGINAL FOR ACCUMULATION
IF IT OCCURRED AT ALL.

MONDAY INTO TUESDAY LINGERING UPPER TROFFING IS FORECAST BY THE GFS
AND EC...WITH WEAK FORCING FOR THE MOST PART. WITH MODEL BLENDED
POPS TAKING HOLD FROM HERE ON OUT...WE WILL MAINTAIN A SLIGHT CHANCE
FOR SNOW. SHOULD IT OCCUR...IT WILL BE WEAK.

BY WEDNESDAY NIGHT...THE NEXT ROUND OF WAA DRIVEN PCPN WILL BEGIN
FLOWING TOWARD THE UPPER MIDWEST. THIS LOOKS TO BRING MAIN RAIN TO
THE CWA THROUGH THURSDAY...BUT AGAIN THE TRACK ON THIS STORM SYSTEM
WILL LIKELY CHANGE IN THE COMING DAYS. THE EC DOES INDICATE A SNOW
STORM...BUT WITH THE SNOW COVER LINE LIKELY NOT THROUGH OR SOUTH OF
THE CWA THIS UPCOMING WEEK...I DOUBT THIS SOUTHERLY TRACK GREATLY.
..ERVIN..

&&

.AVIATION...
A VFR TAF CYCLE WITH JUST GUSTY WEST WINDS THE MAIN WX COMPONENT OF
TODAY. WINDS MAY GUST TO NEAR 20 KTS THROUGH 19Z BEFORE SFC PRESSURE
GRADIENT STARTS TO RELAX. CI AND SOME AC MAY INCREASE AND THICKEN
TONIGHT ABOVE 10K FT AGL. A LOW CHANCE FOR SOME MVFR OR EVEN IFR FOG
OF 2-4SM AT DBQ OR POSSIBLY CID AFTER 06Z SAT ADJACENT TO ANY
LINGERING SNOWPACK.    ..12..

&&

.DVN WATCHES/WARNINGS/ADVISORIES...
IA...NONE.
IL...NONE.
MO...NONE.

&&

12/ERVIN
Hazardous weather outlook, Feb 18, 3:49 AM CST, 6 hours 5 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE QUAD CITIES IA IL
349 AM CST FRI FEB 18 2011

IAZ040>042-051>054-063>068-076>078-087>089-098-099-ILZ001-002-007-
009-015>018-024>026-034-035-MOZ009-010-191000-
BUCHANAN-DELAWARE-DUBUQUE-BENTON-LINN-JONES-JACKSON-IOWA-JOHNSON-
CEDAR-CLINTON-MUSCATINE-SCOTT-KEOKUK-WASHINGTON-LOUISA-JEFFERSON-
HENRY IA-DES MOINES-VAN BUREN-LEE-JO DAVIESS-STEPHENSON-CARROLL-
WHITESIDE-ROCK ISLAND-HENRY IL-BUREAU-PUTNAM-MERCER-HENDERSON-
WARREN-HANCOCK-MCDONOUGH-SCOTLAND-CLARK-
349 AM CST FRI FEB 18 2011

THIS HAZARDOUS WEATHER OUTLOOK IS FOR PORTIONS OF NORTH CENTRAL
ILLINOIS...NORTHWEST ILLINOIS...WEST CENTRAL ILLINOIS...EAST
CENTRAL IOWA...NORTHEAST IOWA...SOUTHEAST IOWA AND NORTHEAST
MISSOURI.

.DAY ONE...TODAY AND TONIGHT

AREA RIVERS ARE EXPERIENCING FLOODING. PLEASE SEE THE LATEST
FLOOD STATEMENTS AND FLOOD WARNINGS FOR DETAILS.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY

A STORM SYSTEM WILL IMPACT A WIDE PORTION OF THE MIDWEST SATURDAY
NIGHT THROUGH MONDAY. AT THIS TIME...IT APPEARS THAT RAIN WITH A
FEW EMBEDDED THUNDERSTORMS SHOULD BE THE PRIMARY IMPACT TO THE
OUTLOOK AREA...FOLLOWED BY A CHANCE FOR LIGHT SNOW LATER SUNDAY
NIGHT INTO MONDAY. NO SIGNIFICANT ACCUMULATION OF SNOW IS EXPECTED
AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED TODAY OR TONIGHT.

ERVIN

The office that day

Everything else NWS Quad Cities, IA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 17, 7:01 PM CSTRiver Flood WarningDVNClinton, Scott26 hr
Feb 17, 7:01 PM CSTRiver Flood WarningDVNKeokuk16 hr
Feb 17, 7:36 PM CSTRiver Flood WarningDVNJohnson, Louisa, Washington28 hr
Feb 18, 1:12 AM CSTRiver Flood WarningDVNLee10 hr
Feb 18, 2:22 PM CSTRiver Flood WarningDVNLouisa7 days

Nearby

River Flood Warnings in Iowa, 2011Every river flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.