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Watches & Warnings

Flood Watch
Issued: 12:16 PM CDT May. 24, 2017 – National Weather Service

The National Weather Service in Quad Cities has issued a
* Flood Watch for
the Mississippi River at Gregory Landing
* until further notice.
* At 12:00 PM Wednesday the stage was 14.0 feet.
* Flood stage is 15.0 feet.
* Minor flooding is possible.
* Forecast... initial crest of 14.0 today... then rise above flood
stage Monday morning. Continue rising to 16.6 feet Saturday
morning.
* This forecast is based on routed flow from upstream in combination
with forecast rainfall. Consequently there is limited confidence
in the river reaching flood stage.



Lat... Lon 4022 9154 4039 9149 4038 9134 4029 9143
      4022 9142


Brooks/speck/Gibbs


Public Information Statement
Issued: 3:48 PM CDT May. 24, 2017 – National Weather Service


... NWS damage survey for 05/23/17 tornado event

Funnel clouds were reported across northwestern Illinois on 5/23/17.
Eyewitness reports along with radar data confirmed one briefly
touchdown.

.Tornado 1...

Rating: EF-0
estimated peak wind: unknown
path length /statute/: unknown
path width /maximum/: unknown
fatalities: 0
injuries: 0

Start date: 05/23/2017
start time: 255 PM CDT
start location: 4 miles WNW Prophetstown, IL
start lat/lon: 41.6885n/-90.003

End date: 05/23/2017
end time: 255 PM CDT
end location: 4 miles WNW Prophetstown, IL
end lat/lon: 41.6885n/-90.003

A tornado was observed by eyewitnesses along with radar debris
signature. Eyewitness said that they had to slow down and wait for the
tornado to pass in front of them on the Road. The point above is the point
where this occurred. A survey found no damage, however most of the area
was farm fields. Radar suggests a path that is likely longer than the
was actually on the ground.

Ef scale: the Enhanced Fujita scale classifies tornadoes into the
following categories based on the damage they cause.

EF0... weak... ... 65 to 85 mph
EF1... weak... ... 86 to 110 mph
EF2... strong... .111 to 135 mph
EF3... strong... .136 to 165 mph
EF4... violent... 166 to 200 mph
EF5... violent... >200 mph

Note:
the information in this statement is preliminary and subject to
change pending final review of the event and publication in NWS
storm data.


Gibbs/Wolf


348 PM CDT Wed may 24 2017


... NWS damage survey for 05/23/17 tornado event

Funnel clouds were reported across northwestern Illinois on 5/23/17.
Eyewitness reports along with radar data confirmed one briefly
touchdown.

.Tornado 1...

Rating: EF-0
estimated peak wind: unknown
path length /statute/: unknown
path width /maximum/: unknown
fatalities: 0
injuries: 0

Start date: 05/23/2017
start time: 255 PM CDT
start location: 4 miles WNW Prophetstown, IL
start lat/lon: 41.6885n/-90.003

End date: 05/23/2017
end time: 255 PM CDT
end location: 4 miles WNW Prophetstown, IL
end lat/lon: 41.6885n/-90.003

A tornado was observed by eyewitnesses along with radar debris
signature. Eyewitness said that they had to slow down and wait for the
tornado to pass in front of them on the Road. The point above is the point
where this occurred. A survey found no damage, however most of the area
was farm fields. Radar suggests a path that is likely longer than the
was actually on the ground.

Ef scale: the Enhanced Fujita scale classifies tornadoes into the
following categories based on the damage they cause.

EF0... weak... ... 65 to 85 mph
EF1... weak... ... 86 to 110 mph
EF2... strong... .111 to 135 mph
EF3... strong... .136 to 165 mph
EF4... violent... 166 to 200 mph
EF5... violent... >200 mph

Note:
the information in this statement is preliminary and subject to
change pending final review of the event and publication in NWS
storm data.


Gibbs/Wolf

Flood Watch
Issued: 12:16 PM CDT May. 24, 2017 – National Weather Service

The National Weather Service in Quad Cities has issued a
* Flood Watch for
the Mississippi River at Gregory Landing
* until further notice.
* At 12:00 PM Wednesday the stage was 14.0 feet.
* Flood stage is 15.0 feet.
* Minor flooding is possible.
* Forecast... initial crest of 14.0 today... then rise above flood
stage Monday morning. Continue rising to 16.6 feet Saturday
morning.
* This forecast is based on routed flow from upstream in combination
with forecast rainfall. Consequently there is limited confidence
in the river reaching flood stage.



Lat... Lon 4022 9154 4039 9149 4038 9134 4029 9143
      4022 9142


Brooks/speck/Gibbs


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