9 weather models · one stack

Anchorage weather

Q: Will it rain in Anchorage tomorrow?

Rain expected: 56% of models agree, about 0.05 in. Across 9 weather models the median total is 0.05 in, ranging from 0.00 in to 0.12 in.

Q: When will it rain next in Anchorage?

The next day most models agree on rain is Wednesday 4 November: 56% of models, about 0.05 in.

Q: What do ECMWF and GFS say for Anchorage today?

ECMWF (the European model) forecasts a high of 38°F with 0.01 in of rain; GFS (the American model) says 37°F with 0.00 in. The median of all 9 models is 39°F.

Q: Which weather model is most accurate for Anchorage?

On average ECMWF scores best in global verification beyond 2–3 days, with the UK Met Office close behind. For the first 48 hours, high-resolution regional models (ICON-D2, AROME, HRRR, UKV) often win locally. The most reliable single number is usually the multi-model consensus shown on this page.

Q: How reliable is the Anchorage forecast this week?

The least certain day is Wednesday (confidence 51/100): AIFS forecasts 0.12 in of rain while ARPEGE forecasts 0.00 in.

Alaska, United States 61.27°, -149.93° · 33 m Local time 16:14 Confidence 72%

Anchorage weather today: 9 models agree with high confidence on a high of 39°F and a low of 33°F. Dry: only 11% of models show rain. Tomorrow: 42°F. Rain expected: 56% of models agree, about 0.05 in.

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The stack

Each row is one weather model, each cell one hour. Same colour across rows = the models agree. Tap a model to hide it; hover for exact values.

16-day consensus

Each coloured line is one model's low→high; the dots are their highs. A tight cluster means a confident forecast.

Today

3 Nov

39° 33°

11%<0.01 in

72%

Wed

4 Nov

42° 34°

56%0.05 in

51%

Thu

5 Nov

38° 32°

11%0.01 in

75%

Fri

6 Nov

34° 29°

0%0.00 in

85%

Sat

7 Nov

34° 28°

25%0.02 in

52%

Sun

8 Nov

33° 29°

14%0.00 in

69%

Mon

9 Nov

32° 28°

14%<0.01 in

61%

Tue

10 Nov

32° 29°

20%0.02 in

52%

Wed

11 Nov

31° 26°

20%0.00 in

48%

Thu

12 Nov

30° 25°

0%<0.01 in

71%

Fri

13 Nov

28° 25°

25%<0.01 in

60%

Sat

14 Nov

25° 21°

0%0.00 in

82%

Sun

15 Nov

28° 23°

33%0.02 in

40%

Mon

16 Nov

25° 19°

33%0.00 in

29%

Tue

17 Nov

23° 21°

33%0.00 in

33%

Wed

18 Nov

28° 26°

0%0.00 in

70%

Model spaghetti

Every model as a line, the bold line is the median, the shaded band the full model range. Rain shows accumulated totals from now.

Model maps around Anchorage

ECMWF and GFS rain forecasts over Anchorage on synced maps. Drag the divider or press play.

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What each model says for Anchorage

Daily high/low and rain total per model. Blue = at least 1 mm.

Model	Today	Wed 4	Thu 5	Fri 6	Sat 7	Sun 8	Mon 9
Consensus	39°/33° · <0.01 in	42°/34° · 0.05 in	38°/32° · 0.01 in	34°/29° · 0.00 in	34°/28° · 0.02 in	33°/29° · 0.00 in	32°/28° · <0.01 in
ECMWF	38°/33° · 0.01 in	42°/30° · 0.07 in	37°/28° · 0.00 in	35°/28° · 0.00 in	31°/25° · 0.01 in	31°/24° · 0.00 in	29°/22° · 0.00 in
AIFS	40°/36° · <0.01 in	41°/38° · 0.12 in	39°/34° · 0.02 in	35°/31° · 0.00 in	34°/31° · 0.02 in	33°/29° · 0.00 in	32°/28° · <0.01 in
GFS	37°/33° · 0.00 in	41°/33° · <0.01 in	37°/32° · 0.00 in	34°/32° · 0.00 in	35°/30° · 0.00 in	33°/30° · 0.00 in	33°/31° · <0.01 in
ICON	40°/31° · 0.02 in	42°/34° · 0.03 in	41°/32° · 0.02 in	37°/27° · 0.00 in	33°/27° · 0.06 in	33°/29° · 0.00 in	37°/31° · 0.10 in
GEM	39°/28° · 0.00 in	42°/32° · 0.02 in	35°/24° · <0.01 in	30°/22° · 0.00 in	26°/20° · 0.00 in	29°/21° · 0.00 in	30°/22° · 0.02 in
JMA	43°/41° · 0.02 in	44°/40° · 0.05 in	40°/35° · 0.02 in	35°/34° · 0.00 in	36°/34° · 0.03 in	35°/33° · 0.07 in	35°/29° · 0.02 in
ARPEGE	39°/33° · 0.00 in	43°/34° · 0.00 in	38°/31° · 0.00 in	34°/29° · 0.00 in	-	-	-
UKMO	35°/32° · 0.00 in	41°/35° · 0.08 in	37°/29° · 0.09 in	33°/28° · 0.00 in	35°/25° · 0.06 in	29°/25° · 0.00 in	29°/25° · 0.00 in
CMA	40°/37° · 0.06 in	43°/37° · 0.07 in	38°/34° · 0.01 in	34°/30° · 0.00 in	33°/29° · 0.01 in	-	-

Where the models disagree: Wednesday

Confidence is only 51/100. AIFS brings 0.12 in of rain while ARPEGE has 0.00 in; highs range from 41° (UKMO) to 44° (JMA). Check back: the next model runs will usually narrow this down.