| Products in the Last Seven Days |
| Type |
Phenomena |
Count |
| Warning | Severe Thunderstorm | 1462 |
| Advisory | Areal Flood | 609 |
| Warning | Flash Flood | 471 |
| Advisory | Heat | 198 |
| Watch | Severe Thunderstorm | 118 |
| Warning | Tornado | 110 |
| Watch | Areal Flood | 67 |
| Advisory | Small Craft | 51 |
| Warning | Fire Weather | 40 |
| Advisory | Dense Fog | 27 |
| Watch | Flash Flood | 12 |
| Advisory | Dust Storm | 10 |
| Watch | Fire Weather | 9 |
| Watch | Flood | 9 |
| Warning | Dust Storm | 7 |
| Advisory | Lake Wind | 4 |
| Warning | Gale | 3 |
| Advisory | Flood | 2 |
| Watch | Gale | 2 |
| Advisory | Blowing Dust | 2 |
| Most Active Forecast Offices |
| Forecast Office |
Products |
| Indianapolis, IN | 137 |
| Wilmington, OH | 134 |
| Jackson, KY | 118 |
| Chicago, IL | 113 |
| Northern Indiana, IN | 112 |
| Denver / Boulder, CO | 106 |
| Phoenix, AZ | 104 |
| Charleston, WV | 100 |
| Las Vegas, NV | 98 |
| Tucson, AZ | 92 |
| Louisville, KY | 81 |
| Davenport / Quad Cities, IA | 73 |
| Lincoln, IL | 71 |
| Morristown / Knoxville, TN | 71 |
| Greenville-Spartanburg, SC | 68 |
| Baltimore / Washington, VA | 64 |
| Jacksonville, FL | 61 |
| Cheyenne, WY | 57 |
| North Platte, NE | 57 |
| Cleveland, OH | 56 |
| Product Count by Day |
| Date |
Warn |
Watch |
Advis. |
| 2026-08-16 | 21 |
2 | 21 |
| 2026-08-15 | 171 |
18 | 103 |
| 2026-08-14 | 235 |
23 | 138 |
| 2026-08-13 | 263 |
36 | 161 |
| 2026-08-12 | 354 |
37 | 124 |
| 2026-08-11 | 521 |
45 | 169 |
| 2026-08-10 | 375 |
41 | 98 |
| 2026-08-09 | 181 |
23 | 80 |
| 2026-08-08 | 2 |
3 | 7 |
| Particularly Dangerous Situations |
| Product |
Forecast Office |
| Flash Flood Warning 0045 | Indianapolis, IN |
| Flash Flood Warning 0047 | Indianapolis, IN |
| Flash Flood Warning 0055 | Jackson, KY |
| Flash Flood Warning 0066 | Wilmington, OH |
| Flash Flood Warning 0067 | Wilmington, OH |
| Tornado Warning 0077 | Davenport / Quad Cities, IA |
| Flash Flood Warning 0123 | Charleston, WV |
|
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Severe Thunderstorm Warning 0396
Issued by the Baltimore / Washington Forecast Office
| Action |
Issued |
Starts |
Expiration |
| New |
2026-08-10 15:12:25 |
2026-08-10 15:10:00 |
2026-08-10 15:45:00 |
Action: New
Issued At: 2026-08-10 15:12:25
700
WUUS51 KLWX 102010
SVRLWX
MDC005-013-027-102045-
/O.NEW.KLWX.SV.W.0396.260810T2010Z-260810T2045Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Baltimore MD/Washington DC
410 PM EDT Mon Aug 10 2026
The National Weather Service in Sterling Virginia has issued a
* Severe Thunderstorm Warning for...
Southeastern Carroll County in north central Maryland...
Northern Howard County in central Maryland...
Southwestern Baltimore County in northern Maryland...
* Until 445 PM EDT.
* At 410 PM EDT, a severe thunderstorm was located over Sykesville,
or 10 miles northwest of Historic Ellicott City, moving east at 40
mph.
THIS IS A DESTRUCTIVE STORM FOR NORTHERN HOWARD AND SOUTHWESTERN
BALTIMORE COUNTIES.
HAZARD...80 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect considerable damage to trees and power lines. Your
life is at significant risk if outdoors. In addition to
some trees falling into homes, wind damage is possible to
roofs, sheds, open garages, and mobile homes.
* Locations impacted include...
Columbia, Pikesville, Elkridge, Historic Ellicott City, Ellicott
City, Catonsville, Woodlawn, Randallstown, Owings Mills,
Eldersburg, Milford Mill, Lochearn, Arbutus, Mount Airy,
Sykesville, Oakland, Ilchester, Garrison, Henryton, and West
Friendship.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Large hail, damaging wind, and continuous cloud to ground lightning
are occurring with this storm. Move indoors immediately. Lightning is
one of natures leading killers. Remember, if you can hear thunder,
you are close enough to be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3942 7671 3921 7671 3929 7713 3942 7712
TIME...MOT...LOC 2010Z 276DEG 36KT 3938 7693
THUNDERSTORM DAMAGE THREAT...DESTRUCTIVE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...80 MPH
$$
DHOF
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