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Forecast confidence: High · models disagree by 3°F

Grand Forks weather

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Cloudy,much the same tomorrow

NWS, the American and the European model agree on a high near 72° in Grand Forks today. Tomorrow looks cloudy around 69°, with a 2% chance of rain.

72°54°
69°54°
68°49°
69°46°
69°47°
68°50°
Todaymodels agreeTomorrowsplit ±5°Sundaymodels agreeMondaymodels agreeTuesdaysplit ±4°Wednesdaymodels agree
NWSNational Blend (NBM)
70°
Cloudy
Today 70°·Low 54°·Rain 2%
AmericanNOAA GFS
71°
Cloudy
Today 71°·Low 54°·Rain 2%
EuropeanECMWF
73°
Cloudy
Today 73°·Low 53°·Rain 2%
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Grand Forks weather alerts and warnings

active National Weather Service watches, warnings and advisories

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Grand Forks weather in numbers

from 30 years of measured normals

Grand Forks swings 73°F across the year, from 81°F highs in July to 8°F lows in January, and June is usually the wettest month in a year that brings about 24 in of precipitation.

Warmest month
July
81°F average high
Coldest month
January
8°F average low
Wettest month
June
24 in a year
Below freezing
6 months
January, February, March, April, November and December
Comfortable
3 months
May, August and September
Residents
57,000
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The weather map: all three models at once

NWS, American, European side by side around Grand Forks and nearby towns.Live rain radar →
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Grand Forks hourly forecast: next 14 hours

consensus of the three models

Rain in the next 24 hours, model by model

each model's own hourly precipitation, side by side

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Grand Forks 10-day forecast, out to 14 days

where the models agree, and where they split
Today
Cloudy
72° 54°
models agree
Tomorrow
Cloudy
69° 54°
±5°
Sun
Cloudy
68° 49°
models agree
Mon
Cloudy
69° 46°
models agree
Tue
Mostly clear
69° 47°
±4°
Wed
Cloudy
68° 50°
models agree
Thu
Cloudy
73° 55°
±12°
Fri
Partly cloudy
75° 56°
models agree
Sat
Light rain
68° 57°
models agree
Sun
Light rain
63° 51°
±4°
Mon
Drizzle
59° 45°
±9°
Tue
Cloudy
60° 44°
±9°
Wed
Partly cloudy
66° 42°
±10°
Thu
Cloudy
68° 50°
±5°

Grand Forks, North Dakota (ND) is at its warmest in Jul (average highs near 81°F) and coldest in Jan (lows around 8°F), with roughly 24 in of precipitation across the year. Below, compare what NWS, American, European forecast for Grand Forks right now, and see exactly where they disagree.

We grade every model against the weather that actually happened, so you can see which forecast model is most accurate in United States before you trust any single number.

Grand Forks climate by month

average daytime high and overnight low across a typical year
Jan
21°
Feb
30°
11°
Mar
32°
14°
Apr
49°
30°
May
70°
48°
Jun
78°
59°
Jul
81°
61°
Aug
78°
61°
Sep
76°
58°
Oct
58°
41°
Nov
39°
26°
Dec
29°
17°

Which forecast is most accurate in Grand Forks?

CheckWeather Score, graded against the weather that actually happened
ProviderCheckWeather-scoreTempWindRainRun by
European logo
European ★ Best
89
/100rank #1
89±1.1°F97±0.8 mph8290% hitECMWF - European Centre for Medium-Range Weather ForecastsReading, United Kingdom
American logo
American
78
/100rank #2
78±2.2°F95±1.5 mph6581% hitNOAA / NCEP (United States)College Park, Maryland, USA

The CheckWeather Score blends temperature, wind and rain accuracy, each measured against ERA5 (the recorded weather) over the last 30 days across 1999 cities. Lower error means a higher score. See which forecast model is most accurate in United States, how we measure forecast accuracy, or which model each weather app uses.

What do you think of the forecasts?

your vote counts

The accuracy above is the measured record. This is your opinion: which forecast service do you trust most in United States? Give each 1 to 5 stars.

NWSNational Blend (NBM)
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AmericanNOAA GFS
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EuropeanECMWF
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One vote per service. Anonymous: we store no personal data, only a one-way hash of your connection for a day to stop double votes.

Where the models disagree

temperature and rain, judged separately
DayTemperatureRain
Today±3°70° to 73°models agree2% to 2% chance
Tomorrow±5°66° to 71°models agree2% to 2% chance
Sun±3°67° to 70°models agree0% to 0% chance
Mon±3°68° to 71°±1%1% to 2% chance
Tue±4°68° to 72°±1%0% to 1% chance

The models often agree on temperature and still split on rain, and rain is usually what decides whether a plan survives. A wide rain range means the shower is genuinely uncertain, not that the forecast is wrong.

Sunrise and sunset in Grand Forks

today, local time
Sunrise
07:09
Sunset
19:33
Daylight
12h 24m

Common questions

What's the weather in Grand Forks today?
On this page we show what NWS, American, European each forecast for Grand Forks today, side by side and updated live. When all three agree the forecast is reliable; when they split, we flag it so you know the day is genuinely less certain.
Will it rain in Grand Forks today or tomorrow?
Check the hourly strip and 7-day forecast above. We compare rain from NWS, American, European for Grand Forks and flag the days where the models disagree on whether showers actually arrive, which is exactly when a single app can catch you out.
Which forecast is most accurate for Grand Forks?
Over the last 30 days, the European model has been the most accurate for Grand Forks (CheckWeather Score 89/100), ahead of the American at 78. We grade every model against the recorded weather. See the US accuracy scoreboard for the full method.
What is the warmest month in Grand Forks?
July is typically the warmest month in Grand Forks, with average highs around 81°F.
How cold does Grand Forks get?
The coldest month in Grand Forks is January, when overnight lows average about 8°F.
How much rain does Grand Forks get?
Grand Forks sees roughly 24 in of precipitation a year, with June usually the wettest month.

Nearby

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