Emergency Roof Repair in Janesville, Wisconsin

Active leak or storm damage? Send one request and a local roofer is notified by email. 22 local roofers listed.

Short answer: For an active leak in Janesville, call a listed roofer directly and ask about emergency tarping; confirm its availability and price, since this directory does not guarantee arrival times. In Janesville: 51 days with 58+ mph thunderstorm wind. Ask any roofer for a license number and a certificate of insurance.

(984) 214-8786Free roofer matching Or send a request What to do in the first half hour

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The first half hour of a roof emergency

Do these in order. The first two protect people, the last two protect your claim and get a crew moving.

  1. Minutes 0 to 5

    Make the room safe

    Move people and valuables out from under the leak. If water is near an outlet, light fixture or ceiling fan, switch that circuit off at the breaker, but only if the panel is dry and you do not have to stand in water. A ceiling that bulges with water can drop without warning, so keep out from under it.

  2. Minutes 5 to 15

    Catch the water, do not chase it

    Put a bucket under the drip with a towel around it to stop the splash. Water often runs along a rafter before it shows, so the stain is rarely under the hole. Stay off the roof: a wet roof is a fall risk at any hour.

  3. Minutes 15 to 25

    Photograph it and write down the time

    Take dated photos and video of the ceiling, the floor and anything damaged, before you clean up. Write down when you first saw water. Insurers ask for both.

  4. Minutes 25 to 30

    Call, and ask four things

    Ask: is a crew free today, will you tarp first and quote the permanent repair after, what is the dispatch or tarp fee before you drive out, and can you send your license number? For Wisconsin: Wisconsin dwelling contractor certification (DSPS) may apply; confirm for your roofing job. 22 of the 22 roofers listed for Janesville are based in town; 22 are within 25 miles.

Where the roofers who cover Janesville are based

22 roofers are listed for Janesville. The map shows the town each one is based in, sized by how many, from the public records we compiled. We hold no response times and no roofer has told us it runs a 24-hour crew, so this shows reach, not arrival time: ask for the dispatch time when you call.

By distance from Janesville

Base town isRoofers
Within 10 miles22
10 to 25 miles0
25 to 50 miles0
Farther than 50 miles0

Closest base towns

TownMilesRoofers
Janesville, WIin town22

Miles are straight-line from the town centre to Janesville's centre. Source: PickARoofer roster, public records.

In Janesville, roof sag or interior cracking sounds under a heavy snowpack are structural emergencies — the deck is taking load it was not designed for and the situation can escalate quickly once deflection begins. Emergency tarping stops active loss and preserves your insurance claim — documenting damage with photos before any work begins keeps the adjuster scope clean. Availability varies by crew, so ask each contractor how soon they can get on site.

Janesville in numbers

Public records for Janesville and its county, not estimates. Each figure shows its source.

  • #48of 209Janesville ranks #48 of the 209 cities we cover for freeze-thaw days.

Hail reports per year in the county

Hail events per year in the county, 2017 to 2026* 3 2017 3 2018 2 2019 2 2020 4 2021 9 2022 2 2023 10 2024 18 2025 10 2026*
Hail events per year in the county, 2017 to 2026*
20173
20183
20192
20202
20214
20229
20232
202410
202518
2026*10

63 recorded events across 9 full years plus 2026 to June represented in the data, about 5.9 per represented full year. 2025 had the most events among represented full years: 18.

2026 covers only January to June: NOAA's file ends there, so it is not counted as the worst year or in the yearly average.

Source: NOAA hail events, county level · data as of 2017–2026*

Costliest storm day on record

Jun 22, 2024

6 reports that day (5 wind, 1 tornado); reported property damage $24,808,000; county FIPS 55105, 2014–June 2026

Source: NOAA Storm Events · data as of 2014–June 2026

When storms hit Janesville

Hail reports by month in the county, all years combined 0 Jan 1 Feb 5 Mar 23 Apr 10 May 7 Jun 10 Jul 12 Aug 5 Sep 1 Oct 0 Nov 0 Dec
Hail reports by month in the county, all years combined
Jan0
Feb1
Mar5
Apr23
May10
Jun7
Jul10
Aug12
Sep5
Oct1
Nov0
Dec0

Most hail reports come in April; the season runs March to September. Book inspections and repairs before that window, not after.

Source: NOAA Storm Events · data as of 2014–June 2026

Roofing trade around Janesville

  • 21 roofing companies with payroll in the county, employing about 55 people; 76% have fewer than 5 employees.
  • A roofer's median pay here is $63,310 a year (Janesville-Beloit, WI Metro Area).
Source: Census CBP · data as of 2023 Source: BLS OEWS, roofers · data as of May 2025

Janesville storm record: Rock County

What the National Weather Service logged in Rock County in 2014–2026. County level, because storm reports are filed by county, not by city limits.

  • 1853Founded
  • 853 ft (260 m)Elevation

Where hail of 1 inch or more was reported in Rock County

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  • 431 to 1.74 in
  • 141.75 to 2.74 in, golf ball to tennis ball
  • 32.75 in and up, baseball

Largest plotted stone: 2.75 in. Bigger dots are bigger stones.

60 reports of 1 inch or larger have coordinates. Each dot is a reported location, not a storm path.

Sources: NOAA, Census county outline

Biggest hail days

DateLargest hailReports that dayWhere it was reported
April 18, 2025 2.75 in, about the size of a baseball 11 Evansville
July 23, 2022 2 in, about the size of a hen egg 5 Mallwood
April 17, 2026 2 in, about the size of a hen egg 4 Beloit
“Numerous reports of wind damage were received. Destructive, large hail and flash flooding also occurred.”
National Weather Service report, July 23, 2022
Source: NOAA Storm Events Database · data as of 2014–2026

Last big hail on record

April 17, 2026

Hail of 1.75 inches (golf ball) or larger fell on 4 days in 2014–2026. Our records end where NOAA's do, so a newer storm may not be listed yet.

Strongest tornado

EF2 · February 8, 2024

It stayed on the ground for 13.71 miles and was up to 750 yards wide. Beginning section of the second tornado to ever occur in February in Wisconsin. Storm chaser/spotter/public videos show the tornado beginning around 5:39pm south of Evansville.

Strongest thunderstorm gust

85 mph · June 10, 2026

Trained spotter estimates 85 MPH wind gusts from observations and home weather station.

What it means for emergency roof repair

The storm record for Rock County includes a 85-mph thunderstorm gust and a EF2 tornado. Wind that strong lifts shingles and tears off flashing, which is why emergency tarping crews book out fast after a front.

Storm data: NOAA Storm Events (public domain). City facts: Wikidata (CC0).

What it costs in Janesville

Asphalt-shingle re-roof, 2,000 sq ft home, adjusted for Janesville labor and material prices. Your quote depends on roof size, pitch and scope.

That typical price is about 5.1% of the median Janesville home value ($209,700).

Source: Census ACS (Janesville city) · data as of 2019–2023

Full Janesville cost guide by material →

What Janesville's climate means for emergency roof repair

  • In Janesville, roof sag or interior cracking under deep snowpack is a structural emergency, not a wait-till-spring repair.

Roofers in Janesville, WI

22 listed, first 20 shown. Roofers we verified against a public registry come first.

This list covers roofing companies generally. Confirm emergency roof repair experience, materials, insurance and current availability with each company. A Verified badge refers to the registry check, not a confirmed specialty.

Emergency Roof Repair in Janesville: questions

How do I find a emergency roof repair company in Janesville?
PickARoofer lists roofing companies serving Janesville, WI. This is a general roofing directory; confirm emergency roof repair experience and availability with each company. A Verified badge describes a separate registry check, not a confirmed service specialty or insurance check. Confirm scope, insurance and availability directly. Requests go to one contractor at a time, with up to three attempts; a response or start date is not guaranteed. Free for homeowners.
Should I repair or fully re-roof in Janesville?
Ask a roofer to document the damage and compare a written repair scope with a replacement estimate. Roof condition, remaining life, materials and the extent of damage affect the decision. Confirm any inspection fee before booking.
How fast can a roofer reach Janesville?
22 roofers are listed for Janesville: 22 based in town and 22 within 25 miles of the city centre. None of them has told us it runs an emergency crew, and our roster holds no response times, so we cannot promise an arrival time. Call first, ask when a crew can be on site and what the tarp fee is, then send the request so a second roofer is lined up.
When is hail season in Janesville?
April is the worst month: 31% of the 74 hail reports NOAA holds for the county came then. Reports run from March to September. Book the inspection before March, while crews still have open dates.
How big does hail get near Janesville?
The largest hail NOAA logged near Janesville measured 2.75 inches, about the size of a baseball. Hail of an inch or more fell on 25 days in the same record. The biggest day was April 18, 2025, with 11 reports. The National Weather Service calls hail of 1 inch or larger severe; the bigger the stone, the more likely it is to crack a shingle.
How many roofing companies work around Janesville?
The Census Bureau counts 21 roofing companies with payroll in Rock County, employing about 55 people. 76.2% of them have fewer than five employees, so most quotes come from owner-run crews. A roofer's median pay is $63,310 a year (BLS).
How long does a Wisconsin insurer have to answer a roof claim?
Wisconsin sets time limits in writing. For example, the insurer must respond to a communication about your claim (acknowledge it) within 10 days (Wis. Admin. Code Ins 6.11(3)(a)1. and (4)). The full list and a date calculator are on our Wisconsin claim-deadlines page: pickaroofer.com/claim-deadlines/wi.
How old are the homes in Janesville, and does it matter for the roof?
The median home in Janesville was built in 1972, and 63.2% of homes date from before 1980 (Census ACS). A roof on a home that old has often been re-covered at least once, so ask the roofer whether there is a second layer underneath: it changes the tear-off cost. The area sees about 95 freeze-thaw days a year, which loosens flashing and sealant.
When is a roof situation a true emergency in Janesville's winter?
In Janesville, signs of a structural emergency include: audible cracking or popping in ceiling joists under snow load, visible sag in the roof plane from the ground, doors or windows that suddenly bind (indicating frame racking), and active interior dripping that appears suddenly during or after a warm spell. Any of these warrants immediate contractor contact — do not attempt to shovel the roof yourself without understanding where your structural members run, and do not wait to see if the problem resolves after the snow melts.
What does emergency roof repair cost in Janesville?
Emergency tarping to stop active leaks runs $200 to $600 for most Janesville properties, depending on roof size and accessibility. Permanent emergency repairs — patching damaged sections, replacing blown-off shingles — cost $500 to $3,000 for typical scopes. After-hours and weekend emergency calls typically add a dispatch fee on top of material and labor. If the damage is storm-related, document it before work begins: most homeowner policies cover emergency storm repairs, and the documentation anchors your claim.
Do I need a permit for emergency roof repair in Wisconsin?
Permit requirements depend on the property, scope of work and local jurisdiction. Check with the city or county building department and confirm who will obtain any required permit before work starts.

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Figures above: NOAA Storm Events Database (hail, wind, tornado; county of the city, 2014–2026), U.S. Census Bureau American Community Survey 5-year estimates (housing), NASA POWER (temperature and rain, 2014–2023). Prices: our published price method. How we collect data.