Flood in Pennsylvania, June 28 to 30, 2006

Name: Flood in Pennsylvania, June 28 to 30, 2006
Start: 2006-06-28T03:45
End: 2006-06-30T23:59
Location: Pennsylvania

June 28 to 30, 2006 · NWS CTP · 1 event in 1 county or zone

Heavy rain caused Susquehanna River at Danville to flood. 19 feet at 21:46 EST on the 28th, then fell back below flood stage at 11:45 EST on the 1st of July.

Where it happened

Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

Tornadoes
Tropical storms and surge
Floods
Wind
Hail
Winter weather
Heat and drought
Cold
Fire, smoke and dust
Marine and coastal
Other

Open the live radar over this ground

The toll

Deaths: 0
Injuries: 0
Property damage: None recorded
Crop damage: None recorded
Events: 1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS CTP wrote it up.

Heavy rain caused Susquehanna River at Danville to flood. The river exceeded flood stage of 20.0 feet at 03:45 EST on the 28th, crested at 28.19 feet at 21:46 EST on the 28th, then fell back below flood stage at 11:45 EST on the 1st of July.

What forecasters said that day

The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS State College, PA wrote its last area forecast discussion before the first event at Jun 28, 2:30 AM EST, 1 hour 15 minutes earlier.

Area forecast discussion, Jun 28, 2:30 AM EST, 1 hour 15 minutes before

AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE STATE COLLEGE PA
330 AM EDT WED JUN 28 2006

.SHORT TERM /TODAY/...
ALL EFFORTS CONCENTRATED ON CURRENT FORECAST EARLY THIS MORNING.
MAIN AREA OF PRECIP SHIELD MOVING THROUGH EASTERN CWA AS WHOLE
SYSTEM MOVES SLIGHTLY EASTWARD. EXPECT RAIN TO CONTINUE IN EASTERN
CWA INTO DAYLIGHT HOURS AND AMOUNTS COULD ADD UP TO ANOTHER HALF
TO ONE INCH.

FLOODING CONTINUES IN MULTIPLE COUNTIES...MAINLY EASTERN CWA WITH
MAIN RIVERS CONTINUING TO RISE. WILL BE CONVERTING SOME OF THE
FLASH FLOOD WARNINGS TO COUNTY WIDE FLOOD WARNING AND WILL BE
DROPPING SOME COUNTIES OUT OF WARNING STATUS. REFERENCE HYDROLOGY
PRODUCTS AND HYDRO DISCUSSION BELOW FOR EXACT DETAILS.

UPDATED RIVER FORECAST WILL BE ISSUED BEFORE DAYBREAK AND EXPECT
TO SEE SLIGHT CHANGES AT MOST FORECAST POINTS.

&&

.LONG TERM /TONIGHT THROUGH TUESDAY/...
NO CHANGES TO EXTENDED FORECAST AND POSSIBILITY EXISTS FOR
ADDITIONAL RAINFALL OVER THE NEXT FEW DAYS. THIS WILL BE IN THE
FORM OF MORE SCATTERED SHOWERS AND THUNDERSTORMS COMPARED TO
CURRENT SOLID PRECIP SHIELD.

&&

.AVIATION...

WIDESPREAD IFR/LIFR CIGS AND VSBYS ACROSS WESTERN TERMINALS...AS MID
AND UPPER LEVELS HAVE CLEARED OUT...ALLOWING LOW LEVELS TO COOL TO
DEWPOINTS AND SATURATE. ACROSS S/E TERMINALS...EXPECT MAINLY MVFR CONDITIONS
TO PREVAIL THROUGH DAYBREAK...ALTHOUGH A BRIEF PERIOD OF IFR IS
POSSIBLE WITHIN ANY LINGERING SHOWERS. CONDITIONS WILL GRADUALLY
IMPROVE TO MVFR BETWEEN 12Z-15Z...THEN FINALLY TO VFR SHORTLY
THEREAFTER AS ENOUGH MIXING DEVELOPS...AND DRIES LOW LEVELS
SUFFICIENTLY.

OTHERWISE...VFR CONDITIONS SHOULD PREVAIL INTO THE
AFTERNOON/EVENING...ALTHOUGH SCATTERED TSTMS WILL THEN DEVELOP
ACROSS FAR WESTERN TERMINALS AFTER 19Z. AT THIS TIME...DUE TO
EXPECTED LIMITED COVERAGE...KEPT MENTION OUT OF 06Z TAFS...BUT MAY
NEED TO ADD WITH 12Z ISSUANCE.

FOR TONIGHT...EXPECT PATCHY MVFR CONDITIONS TO RETURN...ESP ACROSS
CENTRAL AND E AREAS AFTER 08Z.

&&

.HYDROLOGY...
WIDESPREAD RAINFALL OF 4-12 INCHES ACROSS EASTERN PA AND SOUTHERN
TIER OF NY THE LAST FEW DAYS WILL RESULT IN MAJOR FLOODING ALONG THE
MAIN STEM SUSQUEHANNA WITH CRESTS OCCURRING LATE THURS AND EARLY
FRIDAY. TRIBUTARIES TO MAIN STEM ACROSS THE LOWER SUSQ VALLEY WILL ALSO
EXPERIENCE MOD TO MAJOR FLOODING WITH CRESTS OCCURRING LATE WED AND
EARLY THURS. ONLY MINOR FLOODING IS EXPECTED ALONG THE WEST BRANCH
DOWNSTREAM OF WILLIAMSPORT WITH CRESTS GENERALLY OCCURRING LATE WED
AND EARLY THURSDAY.

WILL EXTEND AREAL...COUNTYWIDE FLOOD WARNINGS THRU MID MORNING
ROUGHLY FROM THE SUSQUEHANNA EASTWRD...WHERE ADDITIONAL RAINFALL OF
1-3 INCHES HAS ACCUMULATED OVR THE LAST 6 HRS.

&&

.CTP WATCHES/WARNINGS/ADVISORIES...
FLASH FLOOD WATCH FOR PAZ012-018-019-026>028-035>037-041-042-
045-046-049>053-056>059-063>066 UNTIL 8 AM WEDNESDAY.
&&

SHORT TERM...ONDREJIK
LONG TERM...ONDREJIK
AVIATION...KL
HYDROLOGY...FITZGERALD

The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

1 flood. Local standard time, as filed.

Flood, Montour

When: June 28, 3:45 AM EST to June 30, 11:59 PM EST
Where: Montour County, Danville
Reported by: EMERGENCY MANAGER
Coordinates: 41.028, -76.659 (the zone’s center; the record gives no point)

What these are

Flood: Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

Every storm in Pennsylvania in 2006 Every state in 2006 This day in weather history Warnings in Pennsylvania, June 2006

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-09-24. Each event’s entry at NCEI: 5518102.