Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for
Watch Status Reports.
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 673
NWS Storm Prediction Center Norman OK
705 PM CDT Mon Sep 16 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northwest Minnesota
North-central and Northeast North Dakota
* Effective this Monday night from 705 PM until Midnight CDT.
* Primary threats include...
Scattered damaging wind gusts to 65 mph possible
Scattered large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...Scattered storms will continue to develop and intensify
this evening near and north of a boundary, with at least isolated
instances of large hail and damaging winds as the primary hazards.
The severe thunderstorm watch area is approximately along and 45
statute miles north and south of a line from 105 miles west of
Devils Lake ND to 45 miles southeast of Warroad MN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU3).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
23030.
...Guyer
SEL3
URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 673
NWS Storm Prediction Center Norman OK
705 PM CDT Mon Sep 16 2024
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northwest Minnesota
North-central and Northeast North Dakota
* Effective this Monday night from 705 PM until Midnight CDT.
* Primary threats include...
Scattered damaging wind gusts to 65 mph possible
Scattered large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...Scattered storms will continue to develop and intensify
this evening near and north of a boundary, with at least isolated
instances of large hail and damaging winds as the primary hazards.
The severe thunderstorm watch area is approximately along and 45
statute miles north and south of a line from 105 miles west of
Devils Lake ND to 45 miles southeast of Warroad MN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU3).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Severe Thunderstorm Watch means conditions are
favorable for severe thunderstorms in and close to the watch area.
Persons in these areas should be on the lookout for threatening
weather conditions and listen for later statements and possible
warnings. Severe thunderstorms can and occasionally do produce
tornadoes.
&&
AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
23030.
...Guyer
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW3
WW 673 SEVERE TSTM MN ND 170005Z - 170500Z
AXIS..45 STATUTE MILES NORTH AND SOUTH OF LINE..
105W DVL/DEVILS LAKE ND/ - 45SE RRT/WARROAD MN/
..AVIATION COORDS.. 40NM N/S /10SSE MOT - 50W INL/
HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..55 KNOTS.
MAX TOPS TO 500. MEAN STORM MOTION VECTOR 23030.
LAT...LON 48750120 49129466 47829466 47450120
THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A
COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS
FOR WOU3.
Watch 673 Status Report Messages:
STATUS REPORT #3 ON WW 673
VALID 170435Z - 170540Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 ESE N60
TO 45 WNW DVL TO 55 NNW DVL.
..SPC..09/17/24
ATTN...WFO...FGF...BIS...
&&
STATUS REPORT FOR WS 673
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MNC007-029-069-077-089-113-119-125-135-170540-
MN
. MINNESOTA COUNTIES INCLUDED ARE
BELTRAMI CLEARWATER KITTSON
LAKE OF THE WOODS MARSHALL PENNINGTON
POLK RED LAKE ROSEAU
$$
NDC005-019-027-035-063-067-069-071-095-099-170540-
ND
. NORTH DAKOTA COUNTIES INCLUDED ARE
BENSON CAVALIER EDDY
GRAND FORKS NELSON PEMBINA
PIERCE RAMSEY TOWNER
WALSH
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #2 ON WW 673
VALID 170310Z - 170440Z
SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 10 E N60 TO
60 ENE MOT TO 70 NE MOT.
..SPC..09/17/24
ATTN...WFO...FGF...BIS...
&&
STATUS REPORT FOR WS 673
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MNC007-029-069-077-089-113-119-125-135-170440-
MN
. MINNESOTA COUNTIES INCLUDED ARE
BELTRAMI CLEARWATER KITTSON
LAKE OF THE WOODS MARSHALL PENNINGTON
POLK RED LAKE ROSEAU
$$
NDC005-019-027-035-063-067-069-071-079-083-095-099-103-170440-
ND
. NORTH DAKOTA COUNTIES INCLUDED ARE
BENSON CAVALIER EDDY
GRAND FORKS NELSON PEMBINA
PIERCE RAMSEY ROLETTE
SHERIDAN TOWNER WALSH
WELLS
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
STATUS REPORT #1 ON WW 673
VALID 170140Z - 170240Z
THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA.
..SPC..09/17/24
ATTN...WFO...FGF...BIS...
&&
STATUS REPORT FOR WS 673
SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS
MNC007-029-069-077-089-113-119-125-135-170240-
MN
. MINNESOTA COUNTIES INCLUDED ARE
BELTRAMI CLEARWATER KITTSON
LAKE OF THE WOODS MARSHALL PENNINGTON
POLK RED LAKE ROSEAU
$$
NDC005-009-019-027-035-049-055-063-067-069-071-079-083-095-099-
103-170240-
ND
. NORTH DAKOTA COUNTIES INCLUDED ARE
BENSON BOTTINEAU CAVALIER
EDDY GRAND FORKS MCHENRY
MCLEAN NELSON PEMBINA
PIERCE RAMSEY ROLETTE
SHERIDAN TOWNER WALSH
WELLS
$$
THE WATCH STATUS MESSAGE IS FOR GUIDANCE PURPOSES ONLY. PLEASE
REFER TO WATCH COUNTY NOTIFICATION STATEMENTS FOR OFFICIAL
INFORMATION ON COUNTIES...INDEPENDENT CITIES AND MARINE ZONES
CLEARED FROM SEVERE THUNDERSTORM AND TORNADO WATCHES.
$$
Note:
Click for Complete Product Text.
Tornadoes
Probability of 2 or more tornadoes
|
Low (20%)
|
Probability of 1 or more strong (EF2-EF5) tornadoes
|
Low (5%)
|
Wind
Probability of 10 or more severe wind events
|
Mod (40%)
|
Probability of 1 or more wind events > 65 knots
|
Low (10%)
|
Hail
Probability of 10 or more severe hail events
|
Mod (40%)
|
Probability of 1 or more hailstones > 2 inches
|
Low (20%)
|
Combined Severe Hail/Wind
Probability of 6 or more combined severe hail/wind events
|
High (80%)
|
For each watch, probabilities for particular events inside the watch
(listed above in each table) are determined by the issuing forecaster.
The "Low" category contains probability values ranging from less than 2%
to 20% (EF2-EF5 tornadoes), less than 5% to 20% (all other probabilities),
"Moderate" from 30% to 60%, and "High" from 70% to greater than 95%.
High values are bolded and lighter in color to provide awareness of
an increased threat for a particular event.
weather.gov 
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