Alert archive / Minnesota / Flash Flood Watches in 2012
Flash Flood Watch 1, NWS Duluth, MN
NWS Duluth, MN issued this flash flood watch at May 27, 2012, 3:33 AM CDT for 8 counties in Minnesota; Burnett County, Douglas County, Washburn County, Wisconsin. It took effect at May 27, 2012, 7:00 PM CDT. It was in force for 11 hr.
The area
The counties it named.
The facts
- Issued
- May 27, 2012, 3:33 AM CDT (08:33 UTC)
- In effect from
- May 27, 2012, 7:00 PM CDT
- Expired
- May 28, 2012, 5:50 AM CDT
- In force
- 11 hr
- Issued by
- NWS Duluth, MN
- Flood severity
- None
Counties Aitkin County, MN, Carlton County, MN, Cook County, MN, Crow Wing County, MN, Itasca County, MN, Lake County, MN, Pine County, MN, Saint Louis County, MN, Burnett County, WI, Douglas County, WI, Washburn County, WI
The radar
The Duluth radar (KDLH), 20 km from the middle of the area, began a volume at 08:37 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
Minneapolis, MN (KMPX), launched 00:00Z, 8.6 hours before the alert went out and 231 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
- 517 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 442 m²/s²
- 0-3 km storm-relative helicity
- 539 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
What forecasters said that day
The local office's own words before this flash flood watch went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Duluth, MN wrote its last area forecast discussion before this flash flood watch went out at May 27, 3:15 AM CDT, 18 minutes earlier.
Area forecast discussion, May 27, 3:15 AM CDT, 18 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Hazardous weather outlook, May 26, 4:49 AM CDT, 22 hours 44 minutes before
HAZARDOUS WEATHER OUTLOOK NATIONAL WEATHER SERVICE DULUTH MN 449 AM CDT SAT MAY 26 2012 MNZ010>012-018>021-025-026-033>038-WIZ001>004-006>009-271030- KOOCHICHING-NORTHERN ST. LOUIS-NORTHERN COOK/NORTHERN LAKE- NORTHERN ITASCA-CENTRAL ST. LOUIS-SOUTHERN LAKE/LAKESHORE- SOUTHERN COOK/LAKESHORE-NORTHERN CASS-SOUTHERN ITASCA- SOUTHERN CASS-CROW WING-NORTHERN AITKIN-SOUTHERN AITKIN- CARLTON/SOUTHERN ST. LOUIS-PINE-DOUGLAS-BAYFIELD-ASHLAND-IRON- BURNETT-WASHBURN-SAWYER-PRICE- 449 AM CDT SAT MAY 26 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHEAST MINNESOTA AND NORTHWEST WISCONSIN. .DAY ONE...TODAY AND TONIGHT THERE IS A CHANCE OF THUNDERSTORMS ACROSS THE NORTHLAND THIS AFTERNOON...AND THUNDERSTORMS ARE LIKELY TONIGHT AND THROUGH THE OVERNIGHT. THERE IS A SLIGHT CHANCE OF SEVERE THUNDERSTORMS LATE TONIGHT...WITH THE MAIN THREAT BEING LARGE HAIL...LOCALLY HEAVY RAINFALL AND DANGEROUS LIGHTNING. RIVERS ACROSS MUCH OF THE NORTHLAND...ESPECIALLY NORTHEAST MINNESOTA...WILL REMAIN HIGH. PARTICULARLY THE SAINT LOUIS RIVER AROUND SCANLON AND THE MISSISSIPPI RIVER NEAR AITKIN...WHICH WHERE APPROACHING FLOOD STAGE. THOSE WITH OUTDOOR PLANS THIS WEEKEND NEAR A RIVER OR STREAM SHOULD MONITOR CONDITIONS CLOSELY. SEE THE LATEST FLOOD STATEMENTS FOR FURTHER INFORMATION. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY MORE RAIN WILL FALL THIS WEEKEND AND COULD BE UPWARDS OF ONE TO THREE INCHES. THIS RAIN COULD CAUSE ADDITIONAL FLOODING ACROSS THE NORTHLAND...AND KEEP RIVER LEVELS HIGH. SEE THE LATEST FLOOD STATEMENTS FOR FURTHER INFORMATION. THUNDERSTORMS WILL BE POSSIBLE SUNDAY AFTERNOON THROUGH SUNDAY NIGHT. THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS...WITH LARGE HAIL AND DAMAGING WINDS THE MAIN THREATS. THERE IS ALSO THE POTENTIAL FOR LOCALIZED HEAVY RAINFALL WITH THESE STORMS. .SPOTTER INFORMATION STATEMENT... SKYWARN SPOTTER ACTIVATION MAY BE NEEDED TONIGHT AND AGAIN SUNDAY NIGHT. LSZ121-140>148-271030- BAYFIELD TO OAK POINT WI-GRAND PORTAGE TO GRAND MARAIS MN- GRAND MARAIS TO TACONITE HARBOR MN- TACONITE HARBOR TO SILVER BAY HARBOR MN- SILVER BAY HARBOR TO TWO HARBORS MN-TWO HARBORS TO DULUTH MN- DULUTH MN TO PORT WING WI-PORT WING TO SAND ISLAND WI- SAND ISLAND TO BAYFIELD WI-OAK POINT TO SAXON HARBOR WI- 449 AM CDT SAT MAY 26 2012 THIS HAZARDOUS WEATHER OUTLOOK IS FOR THE NEARSHORE WATERS OF WESTERN LAKE SUPERIOR. .DAY ONE...TODAY AND TONIGHT GUSTY NORTHEAST WINDS AND BUILDING WAVES WILL CREATE HAZARDOUS CONDITIONS FOR SMALL CRAFTS ACROSS THE NEARSHORE WATERS THIS WEEKEND. A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE ENTIRE NEARSHORE WATERS TODAY. THUNDERSTORMS ARE POSSIBLE ACROSS WESTERN LAKE SUPERIOR TONIGHT. A FEW OF THESE STORMS COULD BECOME SEVERE...PRODUCING LARGE HAIL...LOCALLY HEAVY RAIN AND FREQUENT LIGHTNING. .DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY STRONG NORTHEAST WINDS AND HAZARDOUS WAVES WILL CONTINUE ACROSS THE NEARSHORE WATERS THROUGH SUNDAY. A SMALL CRAFT ADVISORY WILL REMAIN IN EFFECT THROUGH SUNDAY EVENING. CHECK THE LATEST MARINE FORECAST FOR DETAILS. TENTINGER MORE INFORMATION MAY BE OBTAINED AT THE FOLLOWING WEB ADDRESS: HTTP://WWW.WEATHER.GOV/DULUTH (ALL LOWER CASE)
In the hours before
Special weather statement, May 27, 1:26 AM CDT, 2 hours 7 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 126 AM CDT SUN MAY 27 2012 WIZ003-008-270645- ASHLAND-SAWYER- 126 AM CDT SUN MAY 27 2012 ...STRONG THUNDERSTORMS OVER SAWYER COUNTY... AT 125 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM NEAR OJIBWA...MOVING EAST AT 40 MPH. THIS STORM IS CAPABLE OF PRODUCING HALF INCH DIAMETER HAIL...WIND GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF HEAVY DOWNPOURS... LOCATIONS IMPACTED INCLUDE... BLAISDELL LAKE... LORETTA... GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THIS STORM HAS PASSED. LAT...LON 4603 9071 4567 9069 4565 9135 4612 9152 KK
Special weather statement, May 27, 1:29 AM CDT, 2 hours 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
129 AM CDT SUN MAY 27 2012
WIZ008-009-270645-
PRICE-SAWYER-
129 AM CDT SUN MAY 27 2012
...STRONG THUNDERSTORMS AFFECTING PRICE COUNTY...
AT 128 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES NORTHWEST OF
MUSSER LAKE TO 11 MILES SOUTH OF KENNAN...MOVING EAST AT 35 MPH.
THESE STORMS ARE CAPABLE OF PRODUCING HALF INCH DIAMETER HAIL...WIND
GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF
HEAVY DOWNPOURS...
LOCATIONS IMPACTED INCLUDE...
MUSSER LAKE... PRENTICE... OGEMA...
BRANTWOOD...
GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW
AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK
SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED.
LAT...LON 4538 9069 4560 9068 4564 9071 4595 9061
4592 9004 4538 9004 4537 9044 4537 9067
KKSpecial weather statement, May 27, 1:48 AM CDT, 1 hour 45 minutes before
SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE DULUTH MN 148 AM CDT SUN MAY 27 2012 WIZ001>003-008-009-270715- ASHLAND-BAYFIELD-DOUGLAS-PRICE-SAWYER- 148 AM CDT SUN MAY 27 2012 ...STRONG THUNDERSTORMS OVER NORTHERN SAWYER COUNTY... AT 144 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM BENNETT TO 4 MILES WEST OF BLAISDELL LAKE...MOVING NORTHEAST AT 35 MPH. THESE STORMS ARE CAPABLE OF PRODUCING HALF INCH DIAMETER HAIL...WIND GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF HEAVY DOWNPOURS... LOCATIONS IMPACTED INCLUDE... LAKE NEBAGAMON... MAPLE... BLUEBERRY... NAMEKAGON LAKE... NAMEKAGON... DRUMMOND... BRULE... WAINO... OULU... CLAM LAKE... IRON RIVER... GRAND VIEW... GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED. LAT...LON 4670 9155 4604 9056 4582 9096 4648 9195 KK
Special weather statement, May 27, 2:11 AM CDT, 1 hour 22 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DULUTH MN
211 AM CDT SUN MAY 27 2012
MNZ037-WIZ001>004-008-009-270745-
ASHLAND-BAYFIELD-CARLTON/SOUTH ST. LOUIS-DOUGLAS-IRON-PRICE-SAWYER-
211 AM CDT SUN MAY 27 2012
...STRONG THUNDERSTORMS AFFECTING NORTHWESTERN WISCONSIN...
AT 211 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 8 MILES SOUTHWEST OF
SUPERIOR TO BLAISDELL LAKE...MOVING NORTHEAST AT 35 MPH.
THESE STORMS ARE CAPABLE OF PRODUCING HALF INCH DIAMETER HAIL...WIND
GUSTS UP TO 40 MPH...OCCASIONAL CLOUD TO GROUND LIGHTNING...BRIEF
HEAVY DOWNPOURS...
LOCATIONS IMPACTED INCLUDE...
NAMEKAGON LAKE... WENTWORTH... SUPERIOR...
NAMEKAGON... LAKE NEBAGAMON... DRUMMOND...
CLAM LAKE... POPLAR... MAPLE...
BRULE... BLUEBERRY... GRAND VIEW...
GLIDDEN... CLOVERLAND... WAINO...
GUSTY WINDS MAY CAUSE SMALL OBJECTS SUCH AS TRASH BINS TO BLOW
AROUND. STAY AWAY FROM HIGH OBJECTS OUTDOORS SUCH AS TREES. SEEK
SHELTER IN A STURDY STRUCTURE UNTIL THESE STORMS HAVE PASSED.
LAT...LON 4661 9223 4673 9204 4669 9196 4670 9182
4676 9160 4621 9035 4588 9080
KKSpecial weather statement, May 27, 2:41 AM CDT, 52 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>Special weather statement, May 27, 3:02 AM CDT, 31 minutes before
<!doctype html>
<html lang="en">
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>Service Notice</title>
<link rel="stylesheet" href="index.css">
</head>
<body>
<main class="wrap">
<section class="card" role="status" aria-live="polite">
<div class="status" id="status">Temporary Notice</div>
<h1 id="headline">This service is currently unavailable.</h1>
<p id="message1">
The site you requested is temporarily down for maintenance or an unexpected outage.
</p>
<p id="message2">
Please try again in a few minutes.
</p>
<p class="small" id="detail">
If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
</p>
</section>
</main>
<script src="index.js"></script>
</body>
</html>The office that day
Everything else NWS Duluth, MN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 26, 7:22 PM CDT | Special Weather Statement | DLH | Carlton, Pine | 23 min |
| May 26, 7:55 PM CDT | Special Weather Statement | DLH | Carlton | 35 min |
| May 26, 8:17 PM CDT | Special Weather Statement | DLH | Carlton | 28 min |
| May 26, 8:54 PM CDT | Special Weather Statement | DLH | Carlton | 36 min |
| May 26, 9:22 PM CDT | River Flood Advisory | DLH | Crow Wing, Morrison | 36 hr |
| May 26, 9:38 PM CDT | River Flood Advisory | DLH | Carlton | 36 hr |
| May 26, 10:42 PM CDT | Special Weather Statement | DLH | Pine | 33 min |
| May 27, 12:17 AM CDT | Special Weather Statement | DLH | Pine | 43 min |
| May 27, 12:45 AM CDT | Special Weather Statement | DLH | Pine | 45 min |
| May 27, 1:09 AM CDT | Special Weather Statement | DLH | Aitkin, Carlton, Crow Wing | 51 min |
| May 27, 1:47 AM CDT | Severe Thunderstorm Warning | DLH | Aitkin | 43 min |
| May 27, 2:15 AM CDT | Flash Flood Warning | DLH | Aitkin, Pine | 3 hr |
| May 27, 3:36 AM CDT | Areal Flood Advisory | DLH | Aitkin, Cass, Crow Wing | 4 hr |
| May 27, 4:32 AM CDT | Flash Flood Warning | DLH | Aitkin, Cass, Crow Wing | 4 hr |
| May 27, 6:29 AM CDT | Special Marine Warning | DLH | 31 min | |
| May 27, 8:29 AM CDT | Areal Flood Advisory | DLH | Aitkin, Cass, Crow Wing | 30 hr |
| May 27, 9:04 AM CDT | Special Weather Statement | DLH | Itasca | 41 min |
| May 27, 9:07 AM CDT | Special Weather Statement | DLH | Lake | 38 min |
| May 27, 10:04 AM CDT | Special Weather Statement | DLH | Cook | 26 min |
| May 27, 1:49 PM CDT | River Flood Warning | DLH | Crow Wing, Morrison | 11 days |
| May 27, 1:49 PM CDT | River Flood Warning | DLH | Carlton | 19 hr |
| May 27, 3:00 PM CDT | Special Weather Statement | DLH | Koochiching | 45 min |
| May 27, 4:20 PM CDT | Special Weather Statement | DLH | Cook, Lake | 55 min |
| May 27, 4:46 PM CDT | Areal Flood Warning | DLH | Carlton | 24 hr |
| May 27, 6:00 PM CDT | Special Weather Statement | DLH | Aitkin | 60 min |
| May 27, 6:48 PM CDT | Severe Thunderstorm Warning | DLH | Pine | 27 min |
| May 26, 7:15 PM CDT | Special Weather Statement | DLH | Washburn | 30 min |
| May 26, 7:35 PM CDT | Special Weather Statement | DLH | Douglas | 25 min |
| May 26, 7:47 PM CDT | Special Weather Statement | DLH | Sawyer | 28 min |
| May 26, 8:04 PM CDT | Special Weather Statement | DLH | Bayfield | 26 min |
| May 26, 8:13 PM CDT | Special Weather Statement | DLH | Sawyer | 32 min |
| May 26, 8:40 PM CDT | Special Weather Statement | DLH | Price | 35 min |
| May 26, 8:48 PM CDT | Special Weather Statement | DLH | Sawyer | 27 min |
| May 26, 9:01 PM CDT | Special Weather Statement | DLH | Bayfield | 29 min |
| May 26, 9:14 PM CDT | Special Weather Statement | DLH | Sawyer | 31 min |
| May 26, 9:39 PM CDT | Special Weather Statement | DLH | Ashland, Bayfield | 36 min |
| May 26, 9:48 PM CDT | Special Weather Statement | DLH | Douglas | 27 min |
| May 26, 10:18 PM CDT | Special Weather Statement | DLH | Ashland | 27 min |
| May 26, 11:14 PM CDT | Special Weather Statement | DLH | Burnett, Sawyer, Washburn | 46 min |
| May 26, 11:38 PM CDT | Special Weather Statement | DLH | Burnett, Price, Sawyer, Washburn | 52 min |
| May 27, 12:12 AM CDT | Special Weather Statement | DLH | Sawyer | 33 min |
| May 27, 12:29 AM CDT | Special Weather Statement | DLH | Price, Sawyer, Washburn | 31 min |
| May 27, 12:50 AM CDT | Special Weather Statement | DLH | Iron | 25 min |
| May 27, 12:57 AM CDT | Special Weather Statement | DLH | Price | 33 min |
| May 27, 1:26 AM CDT | Special Weather Statement | DLH | Sawyer | 19 min |
| May 27, 1:29 AM CDT | Special Weather Statement | DLH | Price | 16 min |
| May 27, 1:48 AM CDT | Special Weather Statement | DLH | Douglas | 27 min |
| May 27, 2:11 AM CDT | Special Weather Statement | DLH | Douglas | 34 min |
| May 27, 2:41 AM CDT | Special Weather Statement | DLH | Ashland, Bayfield, Iron | 34 min |
| May 27, 3:02 AM CDT | Special Weather Statement | DLH | Douglas | 28 min |
| May 27, 3:55 AM CDT | Special Weather Statement | DLH | Ashland, Bayfield, Iron | 65 min |
| May 27, 6:10 AM CDT | Special Weather Statement | DLH | Bayfield | 20 min |
| May 27, 7:28 AM CDT | Areal Flood Warning | DLH | Ashland, Bayfield, Douglas | 8 hr |
| May 27, 5:57 PM CDT | Special Weather Statement | DLH | Washburn | 63 min |
| May 27, 6:32 PM CDT | Severe Thunderstorm Warning | DLH | Burnett | 58 min |
Nearby
Flash Flood Watches in Minnesota, 2012Flash Flood Watches in Wisconsin, 2012Every flash flood watch in 2012
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.