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Dave's Sweater
48 days on the record

Right Ray / Wrong Ray | Seven Devils

Every forecast for Seven Devils is a claim about tomorrow. This board grades each one we track against what the sky actually did, on the same rubric as Boone. Seven Devils stands alone here: no blended average, no borrowed scores.

Seven Devils's forecast

Seven Devils Scoreboard

Every forecaster we track for Seven Devils, ranked by average. Our own Dave's Sweater Index (marked ours) is graded right in the mix.

  • Dave's Sweater Indexours93.4
    48R - 0M - 0W | 48 days
  • Google93.4
    46R - 0M - 0W | 46 days
  • MET Norway90.1
    43R - 3M - 2W | 48 days
  • Tomorrow.io88.8
    44R - 2M - 0W | 46 days
  • Visual Crossing87.0
    46R - 0M - 0W | 46 days
  • WeatherAPI87.0
    40R - 4M - 2W | 46 days
  • Open-Meteo86.9
    46R - 2M - 0W | 48 days
  • OpenWeather82.4
    34R - 7M - 4W | 45 days
  • National Weather Service78.2
    30R - 17M - 1W | 48 days
R
Right, 75+
M
Meh, 60 to 74
W
Wrong, under 60
Trend
7-day rolling average

Latest scored day | September 9, 2026

Seven Devils's forecasts, graded against what the sky actually did. The math is under each score.

What actually happened
Hi: 75.3° / Lo: 55° | Wind: 7 mph | Rain: 0"
Overcast
Googleday's bestFree100.0/100
Predicted hi / lo
74.8° / 55.1°
Wind
5 mph
Rain
—
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±0.5°
74.8° → 75.3°
30/30
Low temp | ±0.1°
55.1° → 55°
30/30
Wind | ±2 mph
5 mph → 7 mph
20/20
Precip | ±0"
0" → 0"
20/20
MET NorwayFree97.0/100
Predicted hi / lo
74.1° / 53.2°
Wind
8.1 mph
Rain
—
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±1.2°
74.1° → 75.3°
29.4/30
Low temp | ±1.8°
53.2° → 55°
27.6/30
Wind | ±1.1 mph
8.1 mph → 7 mph
20/20
Precip | ±0"
0" → 0"
20/20
WeatherAPIFree96.7/100
Predicted hi / lo
74.8° / 52.9°
Wind
5.6 mph
Rain
—
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±0.5°
74.8° → 75.3°
30/30
Low temp | ±2.1°
52.9° → 55°
26.7/30
Wind | ±1.4 mph
5.6 mph → 7 mph
20/20
Precip | ±0"
0" → 0"
20/20
Visual CrossingFree96.4/100
Predicted hi / lo
73.8° / 56.7°
Wind
4.5 mph
Rain
—
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±1.5°
73.8° → 75.3°
28.5/30
Low temp | ±1.7°
56.7° → 55°
27.9/30
Wind | ±2.5 mph
4.5 mph → 7 mph
20/20
Precip | ±0.01"
0.01" → 0"
20/20
Open-MeteoFree93.4/100
Predicted hi / lo
72.8° / 56.7°
Wind
9.6 mph
Rain
0"
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±2.5°
72.8° → 75.3°
25.5/30
Low temp | ±1.7°
56.7° → 55°
27.9/30
Wind | ±2.6 mph
9.6 mph → 7 mph
20/20
Precip | ±0"
0" → 0"
20/20
Tomorrow.ioFree90.7/100
Predicted hi / lo
72.5° / 56.1°
Wind
11.8 mph
Rain
—
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±2.8°
72.5° → 75.3°
24.6/30
Low temp | ±1.1°
56.1° → 55°
29.7/30
Wind | ±4.8 mph
11.8 mph → 7 mph
16.4/20
Precip | ±0"
0" → 0"
20/20
National Weather ServiceFree82.1/100
Predicted hi / lo
71° / 58°
Wind
3 mph
Rain
—
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±4.3°
71° → 75.3°
20.1/30
Low temp | ±3°
58° → 55°
24/30
Wind | ±4 mph
3 mph → 7 mph
18/20
Precip | ±0"
0" → 0"
20/20
OpenWeatherday's worstFree74.4/100
Predicted hi / lo
68.8° / 58.5°
Wind
3.2 mph
Rain
—
Show the math ↓
Field
Predicted → actual
Pts
High temp | ±6.5°
68.8° → 75.3°
13.5/30
Low temp | ±3.5°
58.5° → 55°
22.5/30
Wind | ±3.8 mph
3.2 mph → 7 mph
18.4/20
Precip | ±0"
0" → 0"
20/20

Each forecast is scored out of 100 across four fields, by closeness to the actual recorded conditions. Those fields are high temp (30), low temp (30), wind (20, scored as a range when the source gives one) and precipitation (20, form and amount graded together, snow-aware). Same rubric for every town.

Full methodology | Boone's board

What they're predicting for Seven Devils

Here's what each forecast says for Thursday, September 10: Logged before the actuals exist. Come back once the day's in to see who was right.

Open-Meteo
Hi / Lo
74° / 59°
Wind
13 mph
Precip
No precip
NWS
Hi / Lo
73° / 60°
Wind
5 mph
Precip
No precip
Met.no
Hi / Lo
75° / 68°
Wind
12 mph
Precip
No precip
OpenWeatherMap
Hi / Lo
77° / 68°
Wind
6 mph
Precip
No precip
WeatherAPI
Hi / Lo
81° / 57°
Wind
10 mph
Precip
No precip
Visual Crossing
Hi / Lo
76° / 61°
Wind
10 mph
Precip
No precip
Tomorrow.io
Hi / Lo
75° / 57°
Wind
12 mph
Precip
No precip
Google Weather
Hi / Lo
78° / 59°
Wind
10 mph
Precip
Rain