Alert archive / Massachusetts / Red Flag Warnings in 2007
Red Flag Warning 6, NWS Boston/Norton, MA
NWS Boston/Norton, MA issued this red flag warning at May 4, 2007, 4:48 AM EDT for 11 counties in Massachusetts; Capitol Planning Region, Northeastern Connecticut Planning Region, Connecticut. It took effect at May 4, 2007, 11:12 AM EDT. It was in force for 8 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
- May 4, 2007, 4:48 AM EDT (08:48 UTC)
- In effect from
- May 4, 2007, 11:12 AM EDT
- Expired
- May 4, 2007, 7:00 PM EDT
- In force
- 8 hr
- Issued by
- NWS Boston/Norton, MA
Counties Capitol Planning Region, CT, Northeastern Connecticut Planning Region, CT, Barnstable County, MA, Bristol County, MA, Essex County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Norfolk County, MA, Plymouth County, MA, Suffolk County, MA, Worcester County, MA
The radar
The Boston radar (KBOX), 46 km from the middle of the area, began a volume at 08:47 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, 8.8 hours before the alert went out and 147 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2409 m above ground
- 0-6 km bulk shear
- 84 kt
- 0-1 km storm-relative helicity
- -77 m²/s²
- 0-3 km storm-relative helicity
- -33 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS81 KBOX 040848 RFWBOX RED FLAG WARNING NATIONAL WEATHER SERVICE TAUNTON MA 448 AM EDT FRI MAY 4 2007 MAZ004>007-012>021-026-NHZ011-012-015-041700- /O.UPG.KBOX.FW.A.0008.070504T1600Z-070504T2300Z/ /O.NEW.KBOX.FW.W.0006.070504T1600Z-070504T2300Z/ NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA-WESTERN ESSEX MA- EASTERN ESSEX MA-SOUTHERN WORCESTER MA-WESTERN NORFOLK MA- SOUTHEAST MIDDLESEX MA-SUFFOLK MA-EASTERN NORFOLK MA- NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA- SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-NORTHERN MIDDLESEX MA- CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- 448 AM EDT FRI MAY 4 2007 ...RED FLAG WARNING IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT FROM NOON TODAY TO 7 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. THE RED FLAG WARNING INCLUDES ALL OF SOUTHWESTERN NEW HAMPSHIRE AND CENTRAL AND EASTERN MASSACHUSETTS FROM WORCESTER COUNTY EAST AND SOUTH TO THE COAST...BUT NOT INCLUDING CAPE COD AND THE ISLANDS AS HUMIDITY LEVELS ARE EXPECTED TO BE HIGHER. A MILD AND VERY DRY NORTHWEST FLOW WILL CONTINUE ACROSS SOUTHWESTERN NEW HAMPSHIRE AND CENTRAL AND EASTERN MASSACHUSETTS THIS AFTERNOON AND EVENING. RELATIVE HUMIDITY VALUES WILL FALL TO BETWEEN 10 AND 20 PERCENT DURING THE AFTERNOON. THESE LOW VALUES...ALONG WITH NORTHWEST WINDS AT 15 TO 20 MPH WITH FREQUENT WIND GUSTS UP TO 35 MPH...HAVE PROMPTED THE ISSUANCE OF A RED FLAG WARNING FOR THE AREA. 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. $$ CTZ002>004-041700- /O.EXA.KBOX.FW.A.0008.070504T1600Z-070504T2300Z/ HARTFORD CT-TOLLAND CT-WINDHAM CT- 448 AM EDT FRI MAY 4 2007 ...FIRE WEATHER WATCH IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT FROM NOON EDT TODAY THROUGH 7 PM THIS EVENING FOR NORTH CENTRAL AND NORTHEASTERN CONNECTICUT INCLUDING HARTFORD...TOLLAND AND WINDHAM COUNTIES. A MILD AND VERY DRY NORTHWEST FLOW WILL RESUME ACROSS NORTH CENTRAL AND NORTHEASTERN CONNECTICUT THIS AFTERNOON. NORTHWEST WINDS WILL AVERAGE FROM 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. MINIMUM RELATIVE HUMIDITY VALUES WILL AGAIN FALL TO BETWEEN 10 AND 15 PERCENT. A FIRE WEATHER WATCH CONTINUES FOR THIS AFTERNOON AND EVENING. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. STAY TUNED FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ MAZ002-003-008>011-RIZ001>007-041700- /O.CON.KBOX.FW.A.0008.070504T1600Z-070504T2300Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA- WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA- NORTHWEST PROVIDENCE RI-SOUTHEAST PROVIDENCE RI-WESTERN KENT RI- EASTERN KENT RI-BRISTOL RI-WASHINGTON RI-NEWPORT RI- 448 AM EDT FRI MAY 4 2007 ...FIRE WEATHER WATCH REMAINS IN EFFECT FROM NOON EDT TODAY THROUGH THIS EVENING... A FIRE WEATHER WATCH REMAINS IN EFFECT FROM NOON EDT TODAY THROUGH 7 PM THIS EVENING FOR WESTERN MASSACHUSETTS INCLUDING HAMPDEN...HAMPSHIRE AND FRANKLIN COUNTIES AS WELL AS ALL OF RHODE ISLAND EXCEPT FOR BLOCK ISLAND. NORTHWEST WINDS WILL AVERAGE FROM 10 TO 20 MPH WITH GUSTS UP TO 30 MPH THIS AFTERNOON. MINIMUM RELATIVE HUMIDITY VALUES WILL AGAIN FALL TO BETWEEN 10 AND 20 PERCENT. A FIRE WEATHER WATCH CONTINUES THIS AFTERNOON AND EVENING. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. STAY TUNED FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ STRAUSS
2 follow-up statements
000 WWUS81 KBOX 041512 RFWBOX RED FLAG WARNING NATIONAL WEATHER SERVICE TAUNTON MA 1112 AM EDT FRI MAY 4 2007 MAZ002-003-008>011-042300- /O.UPG.KBOX.FW.A.0008.070504T1600Z-070504T2300Z/ /O.EXA.KBOX.FW.W.0006.070504T1600Z-070504T2300Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-WESTERN HAMPSHIRE MA- WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA-EASTERN HAMPDEN MA- 1112 AM EDT FRI MAY 4 2007 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. THE RED FLAG WARNING INCLUDES FRANKLIN...HAMPSHIRE AND HAMPDEN COUNTIES IN WESTERN MASSACHUSETTS. A MILD AND VERY DRY NORTHWEST FLOW WILL CONTINUE ACROSS THE CONNECTICUT VALLEY OF MASSACHUSETTS. NORTHWEST WINDS WILL AVERAGE FROM 10 TO 20 MPH WITH GUSTS UP TO 30 MPH THIS AFTERNOON. MINIMUM RELATIVE HUMIDITY VALUES WILL AGAIN FALL TO BETWEEN 10 AND 20 PERCENT. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ MAZ022-042300- /O.EXA.KBOX.FW.W.0006.070504T1600Z-070504T2300Z/ BARNSTABLE MA- 1112 AM EDT FRI MAY 4 2007 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. THE RED FLAG WARNING INCLUDES BARNSTABLE COUNTY. A MILD AND VERY DRY NORTHWEST FLOW WILL CONTINUE ACROSS CAPE COD. RELATIVE HUMIDITY VALUES WILL FALL TO BETWEEN 10 AND 20 PERCENT THIS AFTERNOON. THESE LOW VALUES...ALONG WITH NORTHWEST WINDS AT 15 TO 20 MPH WITH GUSTS UP TO 30 MPH...HAVE PROMPTED THE ISSUANCE OF A RED FLAG WARNING FOR THE AREA. 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. $$ MAZ004>007-012>021-026-NHZ011-012-015-042300- /O.CON.KBOX.FW.W.0006.070504T1600Z-070504T2300Z/ NORTHERN WORCESTER MA-CENTRAL MIDDLESEX MA-WESTERN ESSEX MA- EASTERN ESSEX MA-SOUTHERN WORCESTER MA-WESTERN NORFOLK MA- SOUTHEAST MIDDLESEX MA-SUFFOLK MA-EASTERN NORFOLK MA- NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA- SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-NORTHERN MIDDLESEX MA- CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- 1112 AM EDT FRI MAY 4 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... A MILD AND VERY DRY NORTHWEST FLOW WILL CONTINUE ACROSS SOUTHWESTERN NEW HAMPSHIRE AND CENTRAL AND EASTERN MASSACHUSETTS THIS AFTERNOON AND EVENING. RELATIVE HUMIDITY VALUES WILL FALL TO BETWEEN 10 AND 20 PERCENT DURING THE AFTERNOON. NORTHWEST WINDS WILL AVERAGE BETWEEN 15 AND 20 MPH WITH FREQUENT GUSTS UP TO 35 MPH. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE EITHER OCCURRING NOW...OR WILL SHORTLY. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ MAZ023-024-042300- /O.EXA.KBOX.FW.A.0008.070504T1600Z-070504T2300Z/ DUKES MA-NANTUCKET MA- 1112 AM EDT FRI MAY 4 2007 ...FIRE WEATHER WATCH IN EFFECT UNTIL 7 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A FIRE WEATHER WATCH...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING FOR DUKES AND NANTUCKET COUNTIES. A MILD AND VERY DRY NORTHWEST FLOW WILL RESUME ACROSS NORTH CENTRAL AND NORTHEASTERN CONNECTICUT THIS AFTERNOON. NORTHWEST WINDS WILL AVERAGE FROM 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. MINIMUM RELATIVE HUMIDITY VALUES WILL AGAIN FALL TO BETWEEN 10 AND 15 PERCENT. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. STAY TUNED FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ CTZ002>004-RIZ001>007-042300- /O.CON.KBOX.FW.A.0008.070504T1600Z-070504T2300Z/ HARTFORD CT-TOLLAND CT-WINDHAM CT-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI- BRISTOL RI-WASHINGTON RI-NEWPORT RI- 1112 AM EDT FRI MAY 4 2007 ...FIRE WEATHER WATCH REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... A MILD AND VERY DRY NORTHWEST FLOW WILL RESUME ACROSS NORTH CENTRAL AND NORTHEASTERN CONNECTICUT THIS AFTERNOON. NORTHWEST WINDS WILL AVERAGE FROM 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. MINIMUM RELATIVE HUMIDITY VALUES WILL AGAIN FALL TO BETWEEN 10 AND 15 PERCENT. A FIRE WEATHER WATCH CONTINUES FOR THIS AFTERNOON AND EVENING. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. STAY TUNED FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ VALLIER-TALBOT
000 WWUS81 KBOX 041809 RFWBOX RED FLAG WARNING NATIONAL WEATHER SERVICE TAUNTON MA 209 PM EDT FRI MAY 4 2007 CTZ002>004-042300- /O.UPG.KBOX.FW.A.0008.000000T0000Z-070504T2300Z/ /O.EXA.KBOX.FW.W.0006.000000T0000Z-070504T2300Z/ HARTFORD CT-TOLLAND CT-WINDHAM CT- 209 PM EDT FRI MAY 4 2007 ...RED FLAG WARNING IN EFFECT UNTIL 7 PM EDT THIS EVENING... THE NATIONAL WEATHER SERVICE IN TAUNTON HAS ISSUED A RED FLAG WARNING...WHICH IS IN EFFECT UNTIL 7 PM EDT THIS EVENING. THE FIRE WEATHER WATCH IS NO LONGER IN EFFECT. THE RED FLAG WARNING IS IN EFFECT FOR HARTFORD...TOLLAND AND WINDHAM COUNTIES. A MILD AND VERY DRY NORTHWEST FLOW WILL CONTINUE ACROSS NORTHERN CONNECTICUT. NORTHWEST WINDS WILL AVERAGE FROM 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. MINIMUM RELATIVE HUMIDITY VALUES WILL REMAIN BETWEEN 15 AND 20 PERCENT THROUGH LATE IN THE DAY. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE OCCURRING. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ MAZ002>022-026-NHZ011-012-015-042300- /O.CON.KBOX.FW.W.0006.000000T0000Z-070504T2300Z/ WESTERN FRANKLIN MA-EASTERN FRANKLIN MA-NORTHERN WORCESTER MA- CENTRAL MIDDLESEX MA-WESTERN ESSEX MA-EASTERN ESSEX MA- WESTERN HAMPSHIRE MA-WESTERN HAMPDEN MA-EASTERN HAMPSHIRE MA- EASTERN HAMPDEN MA-SOUTHERN WORCESTER MA-WESTERN NORFOLK MA- SOUTHEAST MIDDLESEX MA-SUFFOLK MA-EASTERN NORFOLK MA- NORTHERN BRISTOL MA-WESTERN PLYMOUTH MA-EASTERN PLYMOUTH MA- SOUTHERN BRISTOL MA-SOUTHERN PLYMOUTH MA-BARNSTABLE MA- NORTHERN MIDDLESEX MA-CHESHIRE NH-EASTERN HILLSBOROUGH NH- WESTERN AND CENTRAL HILLSBOROUGH NH- 209 PM EDT FRI MAY 4 2007 ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... A MILD AND VERY DRY NORTHWEST FLOW WILL CONTINUE ACROSS SOUTHERN NEW HAMPSHIRE AND MOST OF MASSACHUSETTS THROUGH THIS EVENING. RELATIVE HUMIDITY VALUES WILL FALL TO BETWEEN 10 AND 20 PERCENT DURING THE AFTERNOON. NORTHWEST WINDS WILL AVERAGE BETWEEN 15 AND 20 MPH WITH GUSTS UP TO 35 MPH. A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE OCCURRING. A COMBINATION OF STRONG WINDS...LOW RELATIVE HUMIDITY...AND WARM TEMPERATURES WILL CREATE EXPLOSIVE FIRE GROWTH POTENTIAL. $$ MAZ023-024-RIZ001>007-042300- /O.CON.KBOX.FW.A.0008.000000T0000Z-070504T2300Z/ DUKES MA-NANTUCKET MA-NORTHWEST PROVIDENCE RI- SOUTHEAST PROVIDENCE RI-WESTERN KENT RI-EASTERN KENT RI- BRISTOL RI-WASHINGTON RI-NEWPORT RI- 209 PM EDT FRI MAY 4 2007 ...FIRE WEATHER WATCH REMAINS IN EFFECT UNTIL 7 PM EDT THIS EVENING... A MILD AND VERY DRY NORTHWEST FLOW WILL CONTINUE ACROSS RHODE ISLAND AND ON MARTHAS VINEYARD AND NANTUCKET THROUGH THIS EVENING. NORTHWEST WINDS WILL AVERAGE FROM 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. MINIMUM RELATIVE HUMIDITY VALUES WILL FALL TO BETWEEN 15 AND 20 PERCENT. A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS ARE FORECAST TO OCCUR. STAY TUNED FOR LATER FORECASTS AND POSSIBLE RED FLAG WARNINGS. $$ VALLIER-TALBOT
The office that day
Everything else NWS Boston/Norton, MA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 4, 4:19 AM EDT | Freeze Warning | BOX | Dukes | 101 min |
Nearby
Red Flag Warnings in Massachusetts, 2007Red Flag Warnings in Connecticut, 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.