Slim Portage
- 1,429 ft
- high point
- Moderate
- difficulty
- Aug–Sep
- best months
Is Slim Portage open right now?
Closure in the area
There's a closure order in Superior National Forest. It doesn't name Slim Portage, so check the source for the area it covers.
Post Wildfire Closures, Effective October 1, 2026
Agency closure covering Superior National Forest · Order 09-09-00-26-11 · USFS · Superior National Forest
Forest Road Improvement Projects
Agency alert covering Superior National Forest · USFS · Superior National Forest
As of · Source: USFS · Superior National Forest. Agencies don't list every closure — check before you go.
Slim Portage is a cross-country ski route in Minnesota's Superior National Forest, within the Kawishiwi Ranger District. The Forest Service manages the surrounding land, and the route lies at an elevation of about 1,429 feet, with no climb to speak of, making it a flat, moderate outing. Winter is the natural season for this kind of skiing. Typical averages from the nearby Ely weather station show January highs around 15°F with lows near -7°F, while March runs a little warmer at highs around 36°F and lows near 10°F. The route sits close to several other destinations. Northwest Passage, another cross-country ski route, is just 0.1 mile away, and the Slim Lake Entry Point hike is about 0.3 mile off. Old Road and High Road, both ski routes, lie within a mile.
- Northwest PassageCross-country skiing0.1 mi
- Slim Lake Entry PointHiking0.3 mi
- Old RoadCross-country skiing0.9 mi
- High RoadCross-country skiing1 mi
- NORTH JUNCTION-NW LOOPHiking1 mi
Fenske Lake CampgroundPier fishingPhoto: Recreation.gov (RIDB) / public domain2.2 mi- Circle RouteCanoeing3.9 mi
- Science BoulderRock climbing6.7 mi
Source: Roamze catalog (indexable pages within 10 miles, PostGIS distance)
- North Junction-Nw LoopCross-country skiing · ~2 min drive
- Druid PinesCross-country skiing · ~2 min drive
- Slim Lake LoopCross-country skiing · ~2 min drive
- Lost LakeCross-country skiing · ~3 min drive
- Old BaldyCross-country skiing · ~2 min drive
- North ArmCross-country skiing · ~2 min drive
- Northwest PassageCross-country skiing · Next door
- North Junction Connects a & DCross-country skiing · ~2 min drive
- North Junction-South LoopCross-country skiing · ~3 min drive
- Northwest PassageCross-country skiing · Next door
Also worth it near here
Best time to visit Slim Portage
Best months: August–September. Best months have typical highs of 55–85 °F, lows of 30 °F or warmer (32 °F where the station doesn't record snow), at most one snowy day and no more than 12 wet days.
Jan
15° / -7°
11 wet
Feb
23° / -5°
9 wet
Mar
36° / 10°
9 wet
Apr
51° / 25°
10 wet
May
65° / 38°
13 wet
Jun
75° / 49°
14 wet
Jul
79° / 53°
13 wet
Aug
78° / 52°
12 wet
Sep
68° / 44°
12 wet
Oct
52° / 32°
14 wet
Nov
34° / 19°
11 wet
Dec
21° / 3°
11 wet
Typical high / low (°F) and days with rain or snow, 1991–2020. Measured at Ely, MN, 6.9 mi away at 1,382 ft. This station doesn't record snowfall. Source: NOAA NCEI U.S. Climate Normals 1991–2020.
Closures we've recorded since August 2026
Forest-wide Fire Restrictions
Superior National Forest · Order dated July 12, 2026; seen Aug 23, 2026 → lifted Aug 25, 2026 · Forest Service
Map and trail data © OpenStreetMap contributors