Alert archive / Massachusetts / Red Flag Warnings in 2007

Red Flag Warning 3, NWS Boston/Norton, MA

March 30, 20075 counties in Massachusetts

NWS Boston/Norton, MA issued this red flag warning at Mar 30, 2007, 3:39 AM EDT for 5 counties in Massachusetts. It took effect at Mar 30, 2007, 1:00 PM EDT. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Mar 30, 2007, 3:39 AM EDT (07:39 UTC)
In effect from
Mar 30, 2007, 1:00 PM EDT
Expired
Mar 30, 2007, 7:00 PM EDT
In force
6 hr
Issued by
NWS Boston/Norton, MA

Counties Essex County, MA, Middlesex County, MA, Norfolk County, MA, Suffolk County, MA, Worcester County, MA

The radar

The Boston radar (KBOX), 51 km from the middle of the area, began a volume at 07:38 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 nearest sounding before it

Chatham, MA (KCHH), launched 00:00Z, 7.7 hours before the alert went out and 136 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Chatham, MA at 00:00Z on 2007-03-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Chatham, MA at 00:00Z on 2007-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 188 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2416 m above ground
0-6 km bulk shear
86 kt
0-1 km storm-relative helicity
188 m²/s²
0-3 km storm-relative helicity
140 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
WWUS81 KBOX 300739
RFWBOX

RED FLAG WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
339 AM EDT FRI MAR 30 2007

...MOSTLY SUNNY CONDITIONS AND LOW HUMIDITY VALUES ON FRIDAY WILL
BRING AN ELEVATED FIRE WEATHER RISK TO MUCH OF THE REGION...

MAZ005>007-012>016-NHZ012-301630-
/O.UPG.KBOX.FW.A.0003.070330T1700Z-070330T2300Z/
/O.NEW.KBOX.FW.W.0003.070330T1700Z-070330T2300Z/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX MA-
SOUTHERN WORCESTER MA-WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-
SUFFOLK MA-EASTERN NORFOLK MA-EASTERN HILLSBOROUGH NH-
339 AM EDT FRI MAR 30 2007

...RED FLAG WARNING IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM
EDT THIS EVENING...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 1 PM THIS AFTERNOON TO 7 PM EDT
THIS EVENING. THIS INCLUDES EASTERN HILLSBOROUGH COUNTY NEW HAMPSHIRE...
MIDDLESEX...SOUTHERN WORCESTER...ESSEX...SUFFOLK AND NORFOLK COUNTIES
IN MASSACHUSETTS. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT.

ANOTHER VERY DRY AFTERNOON IS EXPECTED. MINIMUM AFTERNOON RELATIVE
HUMIDITIES ARE EXPECTED TO FALL BELOW 20 PERCENT ACROSS MOST OF THE
REGION. WINDS ARE NOT EXPECTED TO BE AS STRONG AS THE PAST FEW DAYS.
NORTHWEST WINDS AT 10 TO 15 MPH IN THE MORNING WILL INCREASE TO 15 TO
20 MPH WITH GUSTS UP TO 30 MPH DURING THE AFTERNOON AND EARLY
EVENING. IN ADDITION...LOCAL FORESTRY DEPARTMENTS HAVE INDICATED THAT
FUEL MOISTURES HAVE DRIED CONSIDERABLY OVER THE PAST FEW DAYS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE
EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG
WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE
EXPLOSIVE FIRE GROWTH POTENTIAL.

$$

CTZ002>004-MAZ003-004-010-011-017>022-026-RIZ001>007-301630-
/O.CON.KBOX.FW.A.0003.070330T1700Z-070330T2300Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-EASTERN FRANKLIN MA-
NORTHERN WORCESTER MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-
SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-BARNSTABLE MA-
NORTHERN MIDDLESEX MA-NORTHWEST PROVIDENCE RI-
SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-
BRISTOL RI-WASHINGTON RI-NEWPORT RI-
339 AM EDT FRI MAR 30 2007

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM 1 PM EDT THIS
AFTERNOON THROUGH THIS EVENING...

A FIRE WEATHER WATCH REMAINS IN EFFECT FROM 1 PM EDT THIS
AFTERNOON THROUGH THIS EVENING FOR SOUTHEASTERN MASSACHUSETTS...
RHODE ISLAND...NORTHERN CONNECTICUT AND PORTIONS OF NORTHWESTERN
MASSACHUSETTS EXCLUDING THE BERKSHIRES. 

ANOTHER VERY DRY AFTERNOON IS EXPECTED. MINIMUM AFTERNOON RELATIVE
HUMIDITIES ARE EXPECTED TO FALL BELOW 20 PERCENT ACROSS MOST OF THE
REGION WITH THE EXCEPTION OF CAPE COD WHERE MINIMUM RELATIVE
HUMIDITIES WILL RANGE FROM 25 TO 35 PERCENT. 

WINDS ARE NOT EXPECTED TO BE AS STRONG AS THE PAST FEW DAYS. 
NORTHWEST WINDS 10 TO 15 MPH IN THE MORNING...WILL INCREASE TO
10 TO 20 MPH DURING THE AFTERNOON AND EARLY EVENING. WIND GUSTS UP TO
25 TO 30 MPH ARE MOST LIKELY FURTHER INLAND ALONG AND NORTH OF THE
INTERSTATE 95 AND MASS PIKE CORRIDORS. HOWEVER...LOCAL FORESTRY
DEPARTMENTS HAVE INDICATED THAT FUEL MOISTURES HAVE DRIED
CONSIDERABLY OVER THE PAST FEW DAYS. THEREFORE...A FIRE WEATHER WATCH
HAS BEEN ISSUED.

PLEASE KEEP IN MIND WE ARE NOT FORECASTING FIRES...BUT RATHER
FORECASTING CONDITIONS THAT ARE CONDUCIVE TO FIRE GROWTH AND
BEHAVIOR.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

STRAUSS
1 follow-up statement
000 
WWUS81 KBOX 301426
RFWBOX

RED FLAG WARNING
NATIONAL WEATHER SERVICE TAUNTON MA
1026 AM EDT FRI MAR 30 2007

...MOSTLY SUNNY CONDITIONS AND LOW HUMIDITY VALUES FRIDAY WILL BRING
AN ELEVATED FIRE WEATHER RISK TO MUCH OF THE REGION...

NHZ012-302230-
/O.CAN.KBOX.FW.W.0003.070330T1700Z-070330T2300Z/
/O.EXA.KBOX.FW.A.0003.070330T1700Z-070330T2300Z/
EASTERN HILLSBOROUGH NH-
1026 AM EDT FRI MAR 30 2007

...FIRE WEATHER WATCH IN EFFECT UNTIL 7 PM EDT THIS EVENING...
...RED FLAG WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FIRE WEATHER
WATCH...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. THE RED
FLAG WARNING HAS BEEN CANCELLED. 

AFTER COORDINATION WITH FIRE WEATHER OFFICIALS IN NEW HAMPSHIRE...THE
FIRE WEATHER THREAT APPEARS SOMEWHAT REDUCED THAN EARLY THOUGHT.
A PARTIALLY FROZEN GROUND HAS RETAINED SOME MOISTURE...THUS REDUCING
THE FIRE WEATHER RISK. HOWEVER...BREEZY CONDITIONS THIS AFTERNOON
COMBINED WITH VERY LOW HUMIDITY VALUES WILL RESULT IN AN ELEVATED
FIRE WEATHER THREAT. THEREFORE...A FIRE WEATHER WATCH HAS BEEN ISSUED
FOR EASTERN HILLSBOROUGH COUNTY...INCLUDING THE CITIES OF MANCHESTER
AND NASHUA.

PLEASE KEEP IN MIND WE ARE NOT FORECASTING FIRES...BUT RATHER
FORECASTING CONDITIONS THAT ARE CONDUCIVE TO FIRE GROWTH AND
BEHAVIOR.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

MAZ005>007-012>016-302230-
/O.CON.KBOX.FW.W.0003.070330T1700Z-070330T2300Z/
CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX MA-
SOUTHERN WORCESTER MA-WESTERN NORFOLK MA-SOUTHEAST MIDDLESEX MA-
SUFFOLK MA-EASTERN NORFOLK MA-
1026 AM EDT FRI MAR 30 2007

...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

ANOTHER VERY DRY AFTERNOON IS EXPECTED. MINIMUM AFTERNOON RELATIVE
HUMIDITIES ARE EXPECTED TO FALL BELOW 20 PERCENT ACROSS MOST OF THE
REGION. WINDS ARE NOT EXPECTED TO BE AS STRONG AS THE PAST FEW DAYS.
NORTHWEST WINDS AT 10 TO 15 MPH IN THE MORNING WILL INCREASE TO 15 TO
20 MPH WITH GUSTS UP TO 30 MPH DURING THE AFTERNOON AND EARLY
EVENING. IN ADDITION...LOCAL FORESTRY DEPARTMENTS HAVE INDICATED THAT
FUEL MOISTURES HAVE DRIED CONSIDERABLY OVER THE PAST FEW DAYS.

PLEASE KEEP IN MIND WE ARE NOT FORECASTING FIRES...BUT RATHER
FORECASTING CONDITIONS THAT ARE CONDUCIVE TO FIRE GROWTH AND
BEHAVIOR.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

$$

CTZ002>004-MAZ003-004-010-011-017>022-026-RIZ001>007-302230-
/O.CON.KBOX.FW.A.0003.070330T1700Z-070330T2300Z/
HARTFORD CT-TOLLAND CT-WINDHAM CT-EASTERN FRANKLIN MA-
NORTHERN WORCESTER MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA-
NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA-
SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-BARNSTABLE MA-
NORTHERN MIDDLESEX MA-NORTHWEST PROVIDENCE RI-
SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI-
BRISTOL RI-WASHINGTON RI-NEWPORT RI-
1026 AM EDT FRI MAR 30 2007

...FIRE WEATHER WATCH REMAINS IN EFFECT UNTIL 7 PM EDT THIS
EVENING...

ANOTHER VERY DRY AFTERNOON IS EXPECTED. MINIMUM AFTERNOON RELATIVE
HUMIDITIES ARE EXPECTED TO FALL BELOW 20 PERCENT ACROSS MOST OF THE
REGION WITH THE EXCEPTION OF CAPE COD WHERE MINIMUM RELATIVE
HUMIDITIES WILL RANGE FROM 25 TO 35 PERCENT.

WINDS ARE NOT EXPECTED TO BE AS STRONG AS THE PAST FEW DAYS.
NORTHWEST WINDS 10 TO 15 MPH IN THE MORNING...WILL INCREASE TO
10 TO 20 MPH DURING THE AFTERNOON AND EARLY EVENING. WIND GUSTS
UP TO 25 TO 30 MPH ARE MOST LIKELY FURTHER INLAND ALONG AND NORTH
OF THE INTERSTATE 95 AND MASS PIKE CORRIDORS. HOWEVER...LOCAL
FORESTRY DEPARTMENTS HAVE INDICATED THAT FUEL MOISTURES HAVE
DRIED CONSIDERABLY OVER THE PAST FEW DAYS. THEREFORE...A FIRE
WEATHER WATCH HAS BEEN ISSUED.

PLEASE KEEP IN MIND WE ARE NOT FORECASTING FIRES...BUT RATHER
FORECASTING CONDITIONS THAT ARE CONDUCIVE TO FIRE GROWTH AND
BEHAVIOR.

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.

$$

NOCERA

Nearby

Red Flag Warnings in Massachusetts, 2007Red Flag Warnings in New Hampshire, 2007Every red flag warning in 2007

Sources

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