Lexington Weather

Lexington, Massachusetts, USA

44°F

4/22/2026 10:29am

Lexington Conditions: Overcast
Temperature: 43.7°F / 6.5°C
Dew Point: 37.0°F
Relative Humidity: 77%
Wind: Calm, 10-min avg: Calm, gust: 4 mph
Barometer: 30.12 in Steady
Visibility: 10 miles
Rain Today: 0.00 in

Watches, Warnings, and Advisories

Issued by the National Weather Service - Milwaukee/Sullivan, WI

FLOOD WARNING

Rock County, WI

Flood Warning issued April 22 at 5:19AM CDT by NWS Milwaukee/Sullivan WI

FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE

Areas Affected: Winnebago, IL; Rock, WI

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Wednesday 5:19am CDT

Alert Effective: Wednesday 5:19am CDT

Alert Expires: Wednesday 5:30pm CDT

Event Onset: Wednesday 5:19am CDT

Issued by: NWS Milwaukee/Sullivan WI

Details:

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

...The Flood Warning is extended for the following rivers in
Wisconsin...

Wisconsin River At Portage affecting Columbia County.

...The Flood Warning continues for the following rivers in
Wisconsin...Illinois...

Rock River At Newville affecting Rock County.

Rock River Near Lake Koshkonong affecting Rock and Jefferson
Counties.

Rock River At Fort Atkinson affecting Jefferson County.

Rock River At Afton affecting Rock and Winnebago Counties.

Rock River At Jefferson affecting Jefferson County.

Rock River At Watertown affecting Jefferson County.

ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County.

Fox River At Princeton affecting Green Lake County.

Fox River Near Berlin affecting Green Lake County.

Crawfish River At Milford affecting Jefferson County.

Fox River Lower At Rochester affecting Racine County.

Fox River Lower Near New Munster affecting Lake and Kenosha
Counties.

* WHAT...Minor flooding is occurring and minor flooding is forecast.

* WHERE...Rock River at Afton.

* WHEN...Until further notice.

* IMPACTS...At 11.1 feet, Floodwaters affect Riverside Park and a
road in Riverside park on the north side of Janesville and South
River Road on the south side of Janesville. Floodwaters affect low
spots on South River Rd on the south side of Janesville.
Floodwaters affect a home on South Christian Rd on the east side
of the river in the Afton area. There is extensive lowland and
agricultural land flooding in the Afton and Janesville areas.

* ADDITIONAL DETAILS...
- At 2:00 AM CDT Wednesday the stage was 10.6 feet.
- Bankfull stage is 8.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 2:00 AM CDT Wednesday was 10.6 feet.
- Forecast...The river is expected to remain steady above flood
stage at 10.7 feet.
- Flood stage is 9.0 feet.
- http://www.weather.gov/safety/flood

Information:

Caution is urged when walking near riverbanks.

Even 6 inches of fast-moving flood water can knock you off your feet
and a depth of 2 feet will float your car. Never try to walk, swim,
or drive through such swift water. If you come upon flood waters,
stop, turn around and go another way.

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive
cars through flooded areas.

Additional information is available at www.weather.gov.

The next statement will be issued this morning at 1000 AM CDT.

Meta data:

ID: urn:oid:2.49.0.1.840.0.234c91ec468549414f8944c51b1876c3fc75d594.008.1
Codes: ILC201, WIC105
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.234c91ec468549414f8944c51b1876c3fc75d594.008.1

FLOOD WARNING

Rock County, WI

Flood Warning issued April 22 at 5:19AM CDT by NWS Milwaukee/Sullivan WI

FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE

Areas Affected: Rock, WI

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Wednesday 5:19am CDT

Alert Effective: Wednesday 5:19am CDT

Alert Expires: Wednesday 5:30pm CDT

Event Onset: Wednesday 5:19am CDT

Issued by: NWS Milwaukee/Sullivan WI

Details:

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

...The Flood Warning is extended for the following rivers in
Wisconsin...

Wisconsin River At Portage affecting Columbia County.

...The Flood Warning continues for the following rivers in
Wisconsin...Illinois...

Rock River At Newville affecting Rock County.

Rock River Near Lake Koshkonong affecting Rock and Jefferson
Counties.

Rock River At Fort Atkinson affecting Jefferson County.

Rock River At Afton affecting Rock and Winnebago Counties.

Rock River At Jefferson affecting Jefferson County.

Rock River At Watertown affecting Jefferson County.

ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County.

Fox River At Princeton affecting Green Lake County.

Fox River Near Berlin affecting Green Lake County.

Crawfish River At Milford affecting Jefferson County.

Fox River Lower At Rochester affecting Racine County.

Fox River Lower Near New Munster affecting Lake and Kenosha
Counties.

* WHAT...Minor flooding is occurring.

* WHERE...Rock River at Newville.

* WHEN...Until further notice.

* IMPACTS...At 7.5 feet, Floodwaters surround some homes near East
Mallwood Drive and are into yards and roads across eastern
Newville. Floodwaters affect a riverside restaurant and its
parking lot on the south side of the river.

* ADDITIONAL DETAILS...
- At 4:00 AM CDT Wednesday the stage was 7.4 feet.
- Bankfull stage is 5.5 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 4:00 AM CDT Wednesday was 7.4 feet.
- Forecast...No forecast is available for this location.
- Flood stage is 6.5 feet.
- http://www.weather.gov/safety/flood

Information:

Caution is urged when walking near riverbanks.

Even 6 inches of fast-moving flood water can knock you off your feet
and a depth of 2 feet will float your car. Never try to walk, swim,
or drive through such swift water. If you come upon flood waters,
stop, turn around and go another way.

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive
cars through flooded areas.

Additional information is available at www.weather.gov.

The next statement will be issued this morning at 1000 AM CDT.

Meta data:

ID: urn:oid:2.49.0.1.840.0.234c91ec468549414f8944c51b1876c3fc75d594.004.1
Codes: WIC105
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.234c91ec468549414f8944c51b1876c3fc75d594.004.1

FLOOD WARNING

Rock County, WI

Flood Warning issued April 22 at 5:19AM CDT by NWS Milwaukee/Sullivan WI

FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE

Areas Affected: Jefferson, WI; Rock, WI

Urgency: Immediate

Severity: Severe

Certainty: Observed

Alert Sent: Wednesday 5:19am CDT

Alert Effective: Wednesday 5:19am CDT

Alert Expires: Wednesday 5:30pm CDT

Event Onset: Wednesday 5:19am CDT

Issued by: NWS Milwaukee/Sullivan WI

Details:

...FLOOD WARNING REMAINS IN EFFECT UNTIL FURTHER NOTICE...

...The Flood Warning is extended for the following rivers in
Wisconsin...

Wisconsin River At Portage affecting Columbia County.

...The Flood Warning continues for the following rivers in
Wisconsin...Illinois...

Rock River At Newville affecting Rock County.

Rock River Near Lake Koshkonong affecting Rock and Jefferson
Counties.

Rock River At Fort Atkinson affecting Jefferson County.

Rock River At Afton affecting Rock and Winnebago Counties.

Rock River At Jefferson affecting Jefferson County.

Rock River At Watertown affecting Jefferson County.

ROCK RIVER near LEBANON-3 E-HWY MM BRIDGE affecting Dodge County.

Fox River At Princeton affecting Green Lake County.

Fox River Near Berlin affecting Green Lake County.

Crawfish River At Milford affecting Jefferson County.

Fox River Lower At Rochester affecting Racine County.

Fox River Lower Near New Munster affecting Lake and Kenosha
Counties.

* WHAT...Moderate flooding is occurring and moderate flooding is
forecast.

* WHERE...Rock River near Lake Koshkonong.

* WHEN...Until further notice.

* IMPACTS...At 11.3 feet, There is knee-deep water over Blackhawk
Island Road. Lamp Road on west side of river also becomes flooded.
Lake Koshkonong merges with Mud Lake to the east of Lake
Koshkonong.

* ADDITIONAL DETAILS...
- At 4:00 AM CDT Wednesday the stage was 11.3 feet.
- Bankfull stage is 9.0 feet.
- Recent Activity...The maximum river stage in the 24 hours
ending at 4:00 AM CDT Wednesday was 11.3 feet.
- Forecast...The river is expected to rise to a crest of 11.3
feet this morning.
- Flood stage is 10.0 feet.
- http://www.weather.gov/safety/flood

Information:

Caution is urged when walking near riverbanks.

Even 6 inches of fast-moving flood water can knock you off your feet
and a depth of 2 feet will float your car. Never try to walk, swim,
or drive through such swift water. If you come upon flood waters,
stop, turn around and go another way.

Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.

Motorists should not attempt to drive around barricades or drive
cars through flooded areas.

Additional information is available at www.weather.gov.

The next statement will be issued this morning at 1000 AM CDT.

Meta data:

ID: urn:oid:2.49.0.1.840.0.234c91ec468549414f8944c51b1876c3fc75d594.005.1
Codes: WIC055, WIC105
Link: https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.234c91ec468549414f8944c51b1876c3fc75d594.005.1