Alert archive / Pennsylvania / River Flood Warnings in 2016
River Flood Warning 8, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this river flood warning at Feb 25, 2016, 12:37 AM EST for Chester County, Montgomery County, Philadelphia County, Pennsylvania. It took effect at Feb 25, 2016, 4:00 AM EST. It was in force for 25 hr.
The area
The outline as issued.
The facts
- Issued
- Feb 25, 2016, 12:37 AM EST (05:37 UTC)
- In effect from
- Feb 25, 2016, 4:00 AM EST
- Expired
- Feb 26, 2016, 5:00 AM EST
- In force
- 25 hr
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Flood severity
- Minor
Counties Chester County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 75 km from the middle of the area, began a volume at 05:39 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 Schuylkill River at Norristown (NRSP1). The gauge peaked at 14.12 ft at Feb 25, 2016, 8:00 AM EST.
- Action stage
- 12 ft
- Minor stage
- 13 ft
- Moderate stage
- 17 ft
- Major stage
- 19 ft
This gauge today: stage, forecast and historic crests
Stage from the USGS instantaneous record for site 01473500, 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.
340
WGUS41 KPHI 250537
FLWPHI
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
1237 AM EST THU FEB 25 2016
...The National Weather Service in Mount Holly NJ has issued a
flood warning for the following rivers in Pennsylvania...
Schuylkill River At Norristown affecting Chester...Montgomery
and Philadelphia Counties
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...Do not attempt to drive through flooded areas.
The water may be deeper than you think.
&&
PAC029-091-101-251137-
/O.NEW.KPHI.FL.W.0008.160225T0900Z-160226T1000Z/
/NRSP1.1.ER.160225T0900Z.160225T1700Z.160226T0400Z.NO/
1237 AM EST THU FEB 25 2016
The National Weather Service in Mount Holly NJ has issued a
* Flood Warning for
The Schuylkill River at Norristown.
* from early this morning to late tonight...Or until the warning is cancelled.
* At 11:45 PM Wednesday the stage was 11.0 feet.
* Flood stage is 13.0 feet.
* Minor flooding is forecast.
* Forecast...Rise above flood stage early this morning and continue to rise
to near 14.7 feet by this afternoon. The river will fall below flood stage by
tonight.
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Schuylkill River
Norristown 13.0 11.02 Thu 12 AM 14.7 Thu 12 PM
&&
LAT...LON 3998 7525 4002 7517 4013 7535 4006 7542
$$
Kruzdlo4 follow-up statements
323
WGUS81 KPHI 251110
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
610 AM EST THU FEB 25 2016
...The Flood Warning continues for the following rivers in Pennsylvania...
Schuylkill River At Norristown affecting Chester...Montgomery and Philadelphia
Counties
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...Do not attempt to drive through flooded areas. The water may be
deeper than you think.
&&
PAC029-091-101-252110-
/O.CON.KPHI.FL.W.0008.000000T0000Z-160226T1000Z/
/NRSP1.1.ER.160225T0755Z.160225T1700Z.160226T0400Z.NO/
610 AM EST THU FEB 25 2016
The Flood Warning continues for
The Schuylkill River at Norristown.
* At 5:45 AM Thursday the stage was 14.0 feet.
* Flood stage is 13.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 14.7 feet by this afternoon.
The river will fall below flood stage tonight.
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Schuylkill River
Norristown 13.0 13.96 Thu 6 AM 14.7 Thu 12 PM
&&
LAT...LON 3998 7525 4002 7517 4013 7535 4006 7542
$$
Kruzdlo932
WGUS81 KPHI 251449
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
949 AM EST THU FEB 25 2016
...The Flood Warning continues for the following rivers in Pennsylvania...
Schuylkill River At Norristown affecting Chester...Montgomery and Philadelphia
Counties
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...Do not attempt to drive through flooded areas. The water may be
deeper than you think.
&&
PAC029-091-101-260049-
/O.EXT.KPHI.FL.W.0008.000000T0000Z-160226T0800Z/
/NRSP1.1.ER.160225T0755Z.160225T1700Z.160226T0200Z.NO/
949 AM EST THU FEB 25 2016
The Flood Warning continues for
The Schuylkill River at Norristown.
* At 9:45 AM Thursday the stage was 14.0 feet.
* Flood stage is 13.0 feet.
* Minor flooding is occurring and Minor flooding is forecast.
* Forecast...The river will continue rising to near 14.7 feet by this afternoon.
The river will fall below flood stage tonight.
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Schuylkill River
Norristown 13.0 14.03 Thu 10 AM 14.7 Thu 12 PM
&&
LAT...LON 3998 7525 4002 7517 4013 7535 4006 7542
$$071
WGUS81 KPHI 251939
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
239 PM EST THU FEB 25 2016
...The Flood Warning continues for the following rivers in Pennsylvania...
Schuylkill River At Norristown affecting Chester...Montgomery and Philadelphia
Counties
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...Do not attempt to drive through flooded areas. The water may be
deeper than you think.
&&
PAC029-091-101-260305-
/O.EXT.KPHI.FL.W.0008.000000T0000Z-160226T0305Z/
/NRSP1.1.ER.160225T0755Z.160225T1300Z.160225T2105Z.NO/
239 PM EST THU FEB 25 2016
The Flood Warning continues for
The Schuylkill River at Norristown.
* At 1:45 PM Thursday the stage was 13.3 feet.
* Flood stage is 13.0 feet.
* Minor flooding is occurring.
* Forecast...The river will continue to fall to below flood stage by late this
afternoon.
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Schuylkill River
Norristown 13.0 13.32 Thu 2 PM 12.6 Thu 7 PM
&&
LAT...LON 3998 7525 4002 7517 4013 7535 4006 7542
$$282
WGUS81 KPHI 252050
FLSPHI
FLOOD STATEMENT
NATIONAL WEATHER SERVICE MT HOLLY, NEW JERSEY
350 PM EST THU FEB 25 2016
...The Flood Warning is cancelled for the following rivers in Pennsylvania...
Schuylkill River At Norristown affecting Chester...Montgomery and Philadelphia
Counties
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SAFETY MESSAGE...Do not attempt to drive through flooded areas. The water may be
deeper than you think.
&&
PAC029-091-101-252120-
/O.CAN.KPHI.FL.W.0008.000000T0000Z-160226T0305Z/
/NRSP1.1.ER.160225T0755Z.160225T1300Z.160225T2002Z.NO/
350 PM EST THU FEB 25 2016
The Flood Warning is cancelled for
The Schuylkill River at Norristown.
* At 3:45 PM Thursday the stage was 12.9 feet.
* Flood stage is 13.0 feet.
* Fell below flood stage at 3:02 PM Thursday.
* Forecast...The river will continue to fall to 11.3 feet by tomorrow morning.
FLD OBSERVED FORECAST
LOCATION STG STG DAY TIME CREST
Schuylkill River
Norristown 13.0 12.85 Thu 4 PM 12.6 Thu 7 PM
&&
LAT...LON 3998 7525 4002 7517 4013 7535 4006 7542
$$The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 24, 7:12 PM EST | Severe Thunderstorm Warning | PHI | Chester, Delaware | 33 min |
| Feb 24, 7:21 PM EST | Areal Flood Advisory | PHI | Chester | 4 hr |
| Feb 24, 7:35 PM EST | Areal Flood Advisory | PHI | Carbon, Monroe | 6 hr |
| Feb 24, 7:39 PM EST | Severe Thunderstorm Warning | PHI | Berks, Chester | 36 min |
| Feb 24, 8:13 PM EST | Special Weather Statement | PHI | Chester, Montgomery | 62 min |
| Feb 24, 8:23 PM EST | Special Weather Statement | PHI | Lehigh, Monroe, Northampton | 67 min |
| Feb 24, 8:42 PM EST | Areal Flood Advisory | PHI | Bucks, Chester, Delaware, Lehigh, Monroe, Montgomery and 2 more | 4 hr |
| Feb 24, 8:47 PM EST | Severe Thunderstorm Warning | PHI | Chester | 43 min |
| Feb 24, 9:18 PM EST | Areal Flood Advisory | PHI | Bucks | 4 hr |
| Feb 24, 9:40 PM EST | Severe Thunderstorm Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 35 min |
| Feb 24, 9:44 PM EST | Areal Flood Warning | PHI | Berks, Chester, Montgomery | 10 hr |
| Feb 24, 9:55 PM EST | Flash Flood Warning | PHI | Bucks, Lehigh, Monroe, Northampton | 4 hr |
| Feb 24, 10:05 PM EST | Flash Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
| Feb 24, 10:11 PM EST | River Flood Warning | PHI | Chester | 20 hr |
| Feb 24, 10:32 PM EST | Flash Flood Warning | PHI | Bucks | 4 hr |
| Feb 24, 11:03 PM EST | Severe Thunderstorm Warning | PHI | Bucks | 42 min |
| Feb 25, 12:19 AM EST | River Flood Warning | PHI | Montgomery | 14 hr |
| Feb 25, 12:28 AM EST | River Flood Warning | PHI | Chester, Delaware | 18 hr |
| Feb 25, 1:55 AM EST | Areal Flood Warning | PHI | Bucks, Lehigh, Monroe, Northampton | 6 hr |
| Feb 25, 2:04 AM EST | Areal Flood Warning | PHI | Bucks, Delaware, Montgomery, Philadelphia | 4 hr |
| Feb 25, 2:07 AM EST | River Flood Warning | PHI | Berks, Montgomery | 8 hr |
| Feb 25, 2:22 AM EST | Areal Flood Warning | PHI | Bucks | 8 hr |
| Feb 25, 7:41 AM EST | Areal Flood Warning | PHI | Berks, Chester, Montgomery | 6 hr |
| Feb 25, 7:51 AM EST | Areal Flood Warning | PHI | Bucks, Lehigh, Monroe, Northampton | 6 hr |
Nearby
River Flood Warnings in Pennsylvania, 2016Every river flood warning in 2016
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.