sleepynerd@narcolepticnerd
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cat $HOME/public_html/posts/storm-prediction-center-tornado-watch-318.txt | parse_content --format=auto
Note:
The expiration time in the watch graphic is amended if the watch is
replaced, cancelled or extended.
Note: Click for Watch Status Reports.
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 318
NWS Storm Prediction Center Norman OK
805 PM EDT Thu Jun 11 2026
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Central Illinois
West-Central into Northern Indiana
Western and Central Lower Michigan
Far Northwest Ohio
Lake Michigan
* Effective this Thursday night and Friday morning from 805 PM
until 200 AM EDT.
* Primary threats include...
A few tornadoes and a couple intense tornadoes possible
Widespread damaging winds and isolated significant gusts to 75
mph likely
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A mix of supercells and severe bows will move into the
Watch area this evening. A risk for a few tornadoes, including the
possibility for a strong tornado is forecast with the more intense
supercells and embedded mesovortices within the stronger bows.
Widespread damaging winds (60 to 75 mph) will likely focus with the
bowing segments as they rapidly move east-northeastward this evening
into the early overnight.
The tornado watch area is approximately along and 80 statute miles
east and west of a line from 35 miles west northwest of Saginaw MI
to 20 miles west of Terre Haute IN. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU8).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 313...WW 314...WW
315...WW 316...WW 317...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1.5 inches. Extreme turbulence and surface wind
gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 25035.
...Smith
SEL8
URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 318
NWS Storm Prediction Center Norman OK
805 PM EDT Thu Jun 11 2026
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
Central Illinois
West-Central into Northern Indiana
Western and Central Lower Michigan
Far Northwest Ohio
Lake Michigan
* Effective this Thursday night and Friday morning from 805 PM
until 200 AM EDT.
* Primary threats include...
A few tornadoes and a couple intense tornadoes possible
Widespread damaging winds and isolated significant gusts to 75
mph likely
Isolated large hail events to 1.5 inches in diameter possible
SUMMARY...A mix of supercells and severe bows will move into the
Watch area this evening. A risk for a few tornadoes, including the
possibility for a strong tornado is forecast with the more intense
supercells and embedded mesovortices within the stronger bows.
Widespread damaging winds (60 to 75 mph) will likely focus with the
bowing segments as they rapidly move east-northeastward this evening
into the early overnight.
The tornado watch area is approximately along and 80 statute miles
east and west of a line from 35 miles west northwest of Saginaw MI
to 20 miles west of Terre Haute IN. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU8).
PRECAUTIONARY/PREPAREDNESS ACTIONS...
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
&&
OTHER WATCH INFORMATION...CONTINUE...WW 313...WW 314...WW
315...WW 316...WW 317...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1.5 inches. Extreme turbulence and surface wind
gusts to 65 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 25035.
...Smith
Note:
The Aviation Watch (SAW) product is an approximation to the watch area.
The actual watch is depicted by the shaded areas.
SAW8 WW 318 TORNADO IL IN MI OH LM 120005Z - 120600Z AXIS..80 STATUTE MILES EAST AND WEST OF LINE.. 35WNW MBS/SAGINAW MI/ - 20W HUF/TERRE HAUTE IN/ ..AVIATION COORDS.. 70NM E/W /30WNW MBS - 21W TTH/ HAIL SURFACE AND ALOFT..1.5 INCHES. WIND GUSTS..65 KNOTS. MAX TOPS TO 500. MEAN STORM MOTION VECTOR 25035. LAT...LON 43718313 39438620 39438919 43718633 THIS IS AN APPROXIMATION TO THE WATCH AREA. FOR A COMPLETE DEPICTION OF THE WATCH SEE WOUS64 KWNS FOR WOU8.
Watch 318 Status Report Messages:
STATUS REPORT #3 ON WW 318 VALID 120420Z - 120540Z SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 35 NE FWA TO 25 S JXN TO 5 WSW JXN TO 10 ESE LAN TO 20 NW FNT TO 30 SSW BAX. ..BENTLEY..06/12/26 ATTN...WFO...ILX...IWX...IND...GRR...DTX... && STATUS REPORT FOR WT 318 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS ILC029-045-173-120540- IL . ILLINOIS COUNTIES INCLUDED ARE COLES EDGAR SHELBY $$ MIC049-059-065-075-087-091-093-099-115-125-147-155-161-163- 120540- MI . MICHIGAN COUNTIES INCLUDED ARE GENESEE HILLSDALE INGHAM JACKSON LAPEER LENAWEE LIVINGSTON MACOMB MONROE OAKLAND ST. CLAIR SHIAWASSEE WASHTENAW WAYNE $$ OHC003-039-051-069-137-171-120540- OH . OHIO COUNTIES INCLUDED ARE ALLEN DEFIANCE FULTON HENRY PUTNAM WILLIAMS $$ LCZ422-423-460-LEZ444-120540- CW . ADJACENT COASTAL WATERS INCLUDED ARE ST. CLAIR RIVER DETROIT RIVER LAKE ST. CLAIR OPEN LAKE (U.S. PORTION) MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI $$ 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. $$ STATUS REPORT #2 ON WW 318 VALID 120310Z - 120440Z SEVERE WEATHER THREAT CONTINUES RIGHT OF A LINE FROM 20 SW DEC TO 25 SSW DNV TO 35 S LAF TO 25 N IND TO 20 WNW MIE TO 25 SW FWA TO 15 WNW FWA TO 30 ESE SBN TO 20 NE SBN TO 15 N AZO TO 25 ENE GRR TO 30 SW HTL. ..BENTLEY..06/12/26 ATTN...WFO...ILX...IWX...IND...GRR...DTX... && STATUS REPORT FOR WT 318 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS ILC029-045-173-120440- IL . ILLINOIS COUNTIES INCLUDED ARE COLES EDGAR SHELBY $$ INC001-003-009-011-033-039-053-069-075-087-107-113-121-151-159- 165-179-183-120440- IN . INDIANA COUNTIES INCLUDED ARE ADAMS ALLEN BLACKFORD BOONE DE KALB ELKHART GRANT HUNTINGTON JAY LAGRANGE MONTGOMERY NOBLE PARKE STEUBEN TIPTON VERMILLION WELLS WHITLEY $$ MIC015-017-023-025-027-037-045-049-057-059-065-067-073-075-077- 087-091-093-099-111-115-125-145-147-149-155-161-163-120440- MI . MICHIGAN COUNTIES INCLUDED ARE BARRY BAY BRANCH CALHOUN CASS CLINTON EATON GENESEE GRATIOT HILLSDALE INGHAM IONIA ISABELLA JACKSON KALAMAZOO LAPEER LENAWEE LIVINGSTON MACOMB MIDLAND MONROE OAKLAND SAGINAW ST. CLAIR ST. JOSEPH SHIAWASSEE WASHTENAW WAYNE $$ OHC003-039-051-069-125-137-161-171-120440- OH . OHIO COUNTIES INCLUDED ARE ALLEN DEFIANCE FULTON HENRY PAULDING PUTNAM VAN WERT WILLIAMS $$ LCZ422-423-460-LEZ444-120440- CW . ADJACENT COASTAL WATERS INCLUDED ARE ST. CLAIR RIVER DETROIT RIVER LAKE ST. CLAIR OPEN LAKE (U.S. PORTION) MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI $$ 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. $$ STATUS REPORT #1 ON WW 318 VALID 120055Z - 120140Z THE SEVERE WEATHER THREAT CONTINUES ACROSS THE ENTIRE WATCH AREA. FOR ADDITIONAL INFORMATION SEE MESOSCALE DISCUSSION 1102 ..WEINMAN..06/12/26 ATTN...WFO...ILX...IWX...IND...GRR...DTX... && STATUS REPORT FOR WT 318 SEVERE WEATHER THREAT CONTINUES FOR THE FOLLOWING AREAS ILC019-021-029-041-045-115-139-147-173-183-120140- IL . ILLINOIS COUNTIES INCLUDED ARE CHAMPAIGN CHRISTIAN COLES DOUGLAS EDGAR MACON MOULTRIE PIATT SHELBY VERMILION $$ INC001-003-009-011-015-017-023-033-039-045-049-053-067-069-085- 087-091-099-103-107-113-121-131-141-149-151-157-159-165-169-171- 179-181-183-120140- IN . INDIANA COUNTIES INCLUDED ARE ADAMS ALLEN BLACKFORD BOONE CARROLL CASS CLINTON DE KALB ELKHART FOUNTAIN FULTON GRANT HOWARD HUNTINGTON KOSCIUSKO LAGRANGE LA PORTE MARSHALL MIAMI MONTGOMERY NOBLE PARKE PULASKI ST. JOSEPH STARKE STEUBEN TIPPECANOE TIPTON VERMILLION WABASH WARREN WELLS WHITE WHITLEY $$ MIC005-015-017-021-023-025-027-037-045-049-057-059-065-067-073- 075-077-081-093-107-111-117-121-123-139-145-149-155-159- 120140- MI . MICHIGAN COUNTIES INCLUDED ARE ALLEGAN BARRY BAY BERRIEN BRANCH CALHOUN CASS CLINTON EATON GENESEE GRATIOT HILLSDALE INGHAM IONIA ISABELLA JACKSON KALAMAZOO KENT LIVINGSTON MECOSTA MIDLAND MONTCALM MUSKEGON NEWAYGO OTTAWA SAGINAW ST. JOSEPH SHIAWASSEE VAN BUREN $$ OHC039-125-161-171-120140- OH . OHIO COUNTIES INCLUDED ARE DEFIANCE PAULDING VAN WERT WILLIAMS $$ LMZ043-046-080-844-845-846-847-872-874-876-878-120140- CW . ADJACENT COASTAL WATERS INCLUDED ARE NEW BUFFALO MI TO ST JOSEPH MI MICHIGAN CITY IN TO NEW BUFFALO MI LAKE MICHIGAN MICHIGAN CITY IN TO ST. JOSEPH MI 5 NM OFFSHORE TO MID-LINE OF LAKE. ST JOSEPH TO SOUTH HAVEN MI SOUTH HAVEN TO HOLLAND MI HOLLAND TO GRAND HAVEN MI GRAND HAVEN TO WHITEHALL MI LAKE MICHIGAN FROM GRAND HAVEN TO WHITEHALL MI 5NM OFFSHORE TO MID LAKE LAKE MICHIGAN FROM HOLLAND TO GRAND HAVEN MI 5NM OFFSHORE TO MID LAKE LAKE MICHIGAN FROM SOUTH HAVEN TO HOLLAND MI 5NM OFFSHORE TO MID LAKE LAKE MICHIGAN FROM ST JOSEPH TO SOUTH HAVEN MI 5NM OFFSHORE TO MID LAKE $$ 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 |
Mod (50%) |
| Probability of 1 or more strong (EF2-EF5) tornadoes |
Mod (30%) |
Wind
| Probability of 10 or more severe wind events |
High (80%) |
| Probability of 1 or more wind events > 65 knots |
Mod (60%) |
Hail
| Probability of 10 or more severe hail events |
Mod (30%) |
| 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 (>95%) |
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.
sleepynerd@narcolepticnerd
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