WHAT: Honolulu Marathon
WHEN: Sunday, 5 a.m.
WHERE: The 26.2-mile course starts at Ala Moana, heads to Downtown, then toward Waikiki and Hawai'i Kai. The finish line is at Kapi'olani Park.
EXPO: Pick up packets, register at the Hawai'i Convention Center through Saturday at 5 p.m.
INFORMATION: http://honolulumarathon.org
DEFENDING CHAMPIONS: Patrick Ivuti, Kenya (men, 2:14:35) and Kiyoko Shimahara, Japan (women, 2:32:36)

ROAD CLOSURES

Special traffic controls will be in effect in the downtown, Kaka'ako, Ala Moana, Waikíkí, Diamond Head, Kähala, 'Äina Haina, Niu Valley, and East Honolulu areas.

Beginning at 12:30 a.m., one or more lanes will be closed and/or coned until the runners complete each section of the course.

Tow-Away Zones are in effect from 1 a.m. until 5 p.m. Sunday.

The route runs along Ala Moana, to Nimitz Highway, right onto Nu'uanu Avenue, right onto King Street, right onto Kapi'olani Boulevard, right onto Pi'ikoi Street, left onto Ala Moana Boulevard, right onto Kaläkaua Avenue, left onto Monsarrat Avenue, right onto Paki Avenue, left onto Diamond Head Road, right onto 18th Avenue, right onto Kílauea Avenue, right onto Wai'alae Avenue, to the H-1 Freeway (eastbound), to Kalaniana'ole Highway (all lanes makai/ocean side), left onto Hawai'i Kai Drive, right onto Keahole Street, right turn back to Kalaniana'ole Highway (westbound), left onto Kealaolu Avenue, right onto Kähala Avenue, to Diamond Head Road, left onto Kaläkaua Avenue to the finish line at Kapi'olani Park.

The following throughways will be closed or restricted.

• Ala Moana Boulevard from Atkinson Drive to Ward Avenue will be detoured from 12:30 a.m. to 8 a.m.

• H-1 Freeway in both directions from the Wai'alae Avenue off-ramp/22nd Avenue to 'Äinakoa Avenue. H-1 traffic will be detoured from 3:30 a.m. until 2 p.m.

• Kaläkaua Avenue will be detoured left onto Paoakalani Avenue from 8:30 a.m.

• Kaläkaua Avenue mauka side (toward the mountains) between Monsarrat Avenue and Poni Moi Road from 4:30 a.m. until the marathon is over. The makai lanes (toward the ocean) will be contra-flowed for two-way traffic at about 9 a.m. Limited to resident traffic only; patrons of the Outrigger Canoe Club and Elks Club must enter via Kapahulu Avenue.

• Kapahulu Avenue makai bound will be closed at Kuhio Avenue at 1:30 a.m. Local traffic will be allowed after 9 a.m.

• Monsarrat Avenue from Kaläkaua Avenue to Paki Avenue from 4:30 a.m. until event over (limited to tour buses). No Parking/Tow-Away Zone, both sides of Monsarrat Avenue from Kaläkaua to Paki Avenue.

• Paki Avenue from Monsarrat Avenue to Kaläkaua Avenue from 4:30 a.m. for the duration of the marathon. Local traffic only — access to Diamond Head Tennis Courts from 9 a.m.

• Diamond Head Road, Kähala and Kealaolu Avenues will be controlled by police when the volume of runners would interfere with the safe movement of vehicles and runners. "Local Traffic Only," "Race in Progress," and "Proceed When Directed" signs will be posted.

• 18th Avenue from Diamond Head Road to Kílauea Avenue until runners clear the area. Traffic will be detoured at Diamond Head Road and makalus Avenue. "Local Traffic Only" access to Diamond Head Crater only will be restricted to Civil Defense, FAA, and National Guard personnel only.

• Kílauea Avenue from 18th Avenue to Wai'alae Avenue, all eastbound lanes will be closed at 4 a.m. until runners clear the area. Westbound lanes will be contra-flowed to permit two-way traffic. Expect a slow down. Vehicular traffic exiting the lower Kähala area must cross Kílauea Avenue at Hunakai Street. Expect delays until 11 a.m.

• Kalaniana'ole Highway from 'Äinakoa Street to Hawai'i Kai Drive makai side will have restricted access from 2:30 a.m. The mauka side of the highway will be contra-flowed for two-way traffic. West bound Kalaniana'ole Highway traffic will be detoured onto 'Äinakoa Street to Malia Street to Kílauea Avenue. Local traffic should expect delays.

• Hawai'i Kai Drive makai lanes from Kalaniana'ole Highway to Keahole Street from about 2:30 a.m. until the area is clear. The mauka side lanes will be contra-flowed for two-way traffic. Expect slow downs.

• Kalaniana'ole Highway will be closed to through traffic from Hawai'i Kai Drive to Keahole Street from about 3:30 a.m. until the area is clear. Traffic will be detoured onto Hawai'i Kai Drive via Kawaihae to Lunalilo Home Road. Maunalua Bay boat ramp traffic must enter from the Koko Head end.

• Keahole Street makai bound lanes from about 2:30 a.m. until the area is clear. Traffic will be contra-flowed in the mauka bound lanes for two-way flow. Entrance and exit from the Hawai'i Kai Shopping Center, COSTCO, etc. will be permitted. Expect slow downs.

• Kealaolu Avenue from Wai'alae Avenue to Kähala Avenue from about 5:30 a.m. until the area is clear. Local traffic may be permitted — only by direction of police officers — at Aukai Avenue. Entry and exit by Aukai only. All other roadways will be closed and vehicular traffic will be turned around.

OTHER INFORMATION

• Kähala Towers, Kähala Hotel and Resort, and Wai'alae Country Club traffic will be permitted via Aukai Avenue and Pueo Street when safe to do so.

• Some bus routes will be canceled and/or detoured. Bus riders may call TheBUS at 848-5555 or visit the O'ahu Transit Services Website for details.

• For marathon-related traffic information: Through tomorrow, call the Honolulu Marathon Office at 792-6630, from 9 a.m. to 5 p.m. For race-day traffic-only questions, call 792-6630.