American Fork River near American Fork
4.9 mi- Level
- 6.1 ft
- Flow
- 16 cfs
Forecast peak 6.1 ft Sat 6 PM
Reading from Sat 12:15 PM · NWS gauge page
Appearance
Observed 1:50 PM MDT at KPVU
Sunny and 54°12°, jacket by 5 PM.
Today: low 37°3° (likely 37°3° to 41°5°), high 58°14° (likely 49°9° to 58°14°).
Now 54°12°
Sunny
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 2p | Cloudy | 56°13° (likely 49°9° to 56°13°) | 56°13° | 0% | 7 mph11 km/h from NW, gusts 10 mph17 km/h | 61% | 74% | 4 |
| Sat 3p | Cloudy | 57°14° (likely 49°9° to 57°14°) | 57°14° | 0% | 7 mph11 km/h from WNW, gusts 11 mph17 km/h | 60% | 74% | 3 |
| Sat 4p | Cloudy | 56°13° (likely 49°9° to 56°13°) | 56°13° | 0% | 7 mph11 km/h from WNW, gusts 10 mph16 km/h | 60% | 70% | 2 |
| Sat 5p | Mostly cloudy | 55°13° (likely 48°9° to 55°13°) | 55°13° | 0% | 7 mph11 km/h from WNW, gusts 10 mph15 km/h | 64% | 61% | 1 |
| Sat 6p | Mostly cloudy | 52°11° (likely 46°8° to 52°11°) | 52°11° | 5% | 6 mph10 km/h from NW, gusts 9 mph15 km/h | 67% | 60% | 1 |
| Sat 7p | Mostly cloudy | 47°8° (likely 44°7° to 50°10°) | 44°7° | 5% | 6 mph10 km/h from NW, gusts 8 mph13 km/h | 78% | 47% | 0 |
| Sat 8p | Cloudy | 45°7° (likely 43°6° to 49°9°) | 42°6° | 5% | 6 mph10 km/h from NW, gusts 7 mph12 km/h | 83% | 71% | 0 |
| Sat 9p | Partly cloudy | 43°6° (likely 42°6° to 48°9°) | 40°4° | 0% | 5 mph8 km/h from NNE, gusts 7 mph11 km/h | 88% | 56% | 0 |
| Sat 10p | Clear | 42°6° (likely 41°5° to 47°8°) | 39°4° | 0% | 5 mph8 km/h from NNE, gusts 9 mph14 km/h | 87% | 30% | 0 |
| Sat 11p | Clear | 41°5° (likely 40°4° to 46°8°) | 38°3° | 0% | 5 mph8 km/h from NNE, gusts 7 mph11 km/h | 89% | 16% | 0 |
| Sun 12a | Clear | 40°4° (likely 40°4° to 46°8°) | 40°4° | 0% | 2 mph3 km/h from ENE, gusts 6 mph10 km/h | 89% | 14% | 0 |
| Sun 1a | Clear | 40°4° (likely 40°4° to 45°7°) | 40°4° | 0% | 2 mph3 km/h from ENE, gusts 6 mph10 km/h | 90% | 23% | 0 |
| Sun 2a | Clear | 40°4° (likely 40°4° to 44°7°) | 40°4° | 0% | 2 mph3 km/h from ENE, gusts 4 mph7 km/h | 86% | 30% | 0 |
| Sun 3a | Cloudy | 40°4° (likely 40°4° to 44°7°) | 40°4° | 5% | 1 mph2 km/h from ENE, gusts 5 mph9 km/h | 87% | 69% | 0 |
| Sun 4a | Partly cloudy | 39°4° (likely 39°4° to 45°7°) | 39°4° | 5% | 1 mph2 km/h from ENE, gusts 4 mph6 km/h | 90% | 70% | 0 |
| Sun 5a | Partly cloudy | 39°4° (likely 39°4° to 44°7°) | 39°4° | 5% | 1 mph2 km/h from ENE, gusts 4 mph7 km/h | 90% | 73% | 0 |
| Sun 6a | Cloudy | 39°4° (likely 39°4° to 45°7°) | 39°4° | 10% | 0 mph0 km/h, gusts 3 mph5 km/h | 93% | 83% | 0 |
| Sun 7a | Partly cloudy | 38°3° (likely 38°3° to 46°8°) | 38°3° | 10% | 0 mph0 km/h, gusts 3 mph5 km/h | 92% | 78% | 0 |
| Sun 8a | Partly sunny | 39°4° (likely 39°4° to 46°8°) | 39°4° | 10% | 0 mph0 km/h, gusts 4 mph7 km/h | 94% | 71% | 0 |
| Sun 9a | Partly sunny | 40°4° (likely 40°4° to 46°8°) | 40°4° | 10% | 2 mph3 km/h from SSW, gusts 3 mph5 km/h | 95% | 70% | 0 |
| Sun 10a | Partly sunny | 46°8° (likely 44°7° to 48°9°) | 46°8° | 10% | 2 mph3 km/h from SSW, gusts 4 mph6 km/h | 88% | 73% | 1 |
| Sun 11a | Partly sunny | 49°9° (likely 46°8° to 50°10°) | 49°9° | 10% | 2 mph3 km/h from SSW, gusts 4 mph6 km/h | 83% | 82% | 2 |
| Sun 12p | Rain | 49°9° (likely 47°8° to 52°11°) | 49°9° | 30% | 2 mph3 km/h from SSW, gusts 4 mph6 km/h | 87% | 87% | 2 |
| Sun 1p | Rain | 52°11° (likely 49°9° to 53°12°) | 52°11° | 30% | 2 mph3 km/h from SSW, gusts 3 mph5 km/h | 83% | 84% | 3 |
| Sun 2p | Mostly sunny | 53°12° (likely 49°9° to 53°12°) | 53°12° | 30% | 2 mph3 km/h from SSW, gusts 4 mph6 km/h | 77% | 61% | 4 |
| Sun 3p | Mostly sunny | 53°12° (likely 50°10° to 54°12°) | 53°12° | 30% | 2 mph3 km/h from SW, gusts 3 mph6 km/h | 75% | 54% | 4 |
| Sun 4p | Rain | 54°12° (likely 50°10° to 55°13°) | 54°12° | 30% | 2 mph3 km/h from SW, gusts 3 mph5 km/h | 71% | 39% | 3 |
| Sun 5p | Sunny | 53°12° (likely 49°9° to 54°12°) | 53°12° | 30% | 2 mph3 km/h from SW, gusts 4 mph6 km/h | 73% | 20% | 2 |
| Sun 6p | Sunny | 52°11° (likely 48°9° to 53°12°) | 52°11° | 5% | 1 mph2 km/h from N, gusts 4 mph6 km/h | 72% | 15% | 1 |
| Sun 7p | Clear | 49°9° (likely 45°7° to 50°10°) | 49°9° | 5% | 1 mph2 km/h from N, gusts 4 mph6 km/h | 81% | 16% | 0 |
| Sun 8p | Partly cloudy | 45°7° (likely 44°7° to 48°9°) | 45°7° | 5% | 1 mph2 km/h from N, gusts 4 mph6 km/h | 86% | 23% | 0 |
| Sun 9p | Mostly clear | 43°6° (likely 42°6° to 48°9°) | 41°5° | 0% | 3 mph5 km/h from E, gusts 4 mph6 km/h | 91% | 17% | 0 |
| Sun 10p | Clear | 42°6° (likely 41°5° to 47°8°) | 40°4° | 0% | 3 mph5 km/h from E, gusts 4 mph6 km/h | 92% | 12% | 0 |
| Sun 11p | Mostly clear | 40°4° (likely 40°4° to 47°8°) | 38°3° | 0% | 3 mph5 km/h from E, gusts 4 mph7 km/h | 94% | 13% | 0 |
| Mon 12a | Clear | 40°4° (likely 40°4° to 46°8°) | 38°3° | 0% | 3 mph5 km/h from E, gusts 5 mph8 km/h | 94% | 5% | 0 |
| Mon 1a | Clear | 39°4° (likely 39°4° to 46°8°) | 37°3° | 0% | 3 mph5 km/h from E, gusts 5 mph7 km/h | 94% | 3% | 0 |
| Mon 2a | Clear | 40°4° (likely 40°4° to 46°8°) | 38°3° | 0% | 3 mph5 km/h from E, gusts 6 mph10 km/h | 90% | 3% | 0 |
| Mon 3a | Clear | 40°4° (likely 40°4° to 46°8°) | 38°3° | 0% | 3 mph5 km/h from ESE, gusts 8 mph12 km/h | 91% | 11% | 0 |
| Mon 4a | Clear | 38°3° (likely 38°3° to 45°7°) | 36°2° | 0% | 3 mph5 km/h from ESE, gusts 9 mph14 km/h | 92% | 10% | 0 |
| Mon 5a | Partly cloudy | 39°4° (likely 39°4° to 45°7°) | 37°3° | 0% | 3 mph5 km/h from ESE, gusts 9 mph15 km/h | 91% | 48% | 0 |
| Mon 6a | Cloudy | 38°3° (likely 38°3° to 45°7°) | 36°2° | 0% | 3 mph5 km/h from ESE, gusts 9 mph14 km/h | 95% | 61% | 0 |
| Mon 7a | Partly cloudy | 37°3° (likely 37°3° to 45°7°) | 34°1° | 0% | 3 mph5 km/h from ESE, gusts 9 mph15 km/h | 92% | 50% | 0 |
| Mon 8a | Cloudy | 38°3° (likely 38°3° to 46°8°) | 36°2° | 0% | 3 mph5 km/h from ESE, gusts 9 mph15 km/h | 92% | 67% | 0 |
| Mon 9a | Partly sunny | 40°4° (likely 40°4° to 48°9°) | 37°3° | 0% | 5 mph8 km/h from SE, gusts 9 mph14 km/h | 92% | 61% | 0 |
| Mon 10a | Partly sunny | 45°7° (likely 45°7° to 51°11°) | 43°6° | 0% | 5 mph8 km/h from SE, gusts 9 mph15 km/h | 85% | 46% | 1 |
| Mon 11a | Sunny | 50°10° (likely 50°10° to 54°12°) | 48°9° | 0% | 5 mph8 km/h from SE, gusts 12 mph19 km/h | 75% | 37% | 3 |
| Mon 12p | Mostly sunny | 55°13° (likely 54°12° to 57°14°) | 55°13° | 0% | 6 mph10 km/h from S, gusts 13 mph21 km/h | 65% | 41% | 4 |
| Mon 1p | Mostly sunny | 58°14° (likely 56°13° to 59°15°) | 58°14° | 0% | 6 mph10 km/h from S, gusts 18 mph30 km/h | 57% | 31% | 4 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Partly sunny. High near 58, with temperatures falling to around 55 in the afternoon. Northwest wind around 7 mph.
Tonight: Partly cloudy. Low around 37, with temperatures rising to around 39 overnight. North northeast wind 1 to 6 mph.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
30% chance
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Day: A chance of rain after noon. Mostly sunny. High near 55, with temperatures falling to around 53 in the afternoon. West southwest wind around 2 mph. Chance of precipitation is 30%.
Night: Mostly clear, with a low around 36. East northeast wind around 3 mph.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
30% chance · 0.1 in0.3 cm
Official NWS forecast
Day: Patchy frost before 9am. Mostly sunny, with a high near 61. South southeast wind 3 to 7 mph.
Night: A chance of rain after midnight. Partly cloudy, with a low around 38. Chance of precipitation is 40%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Best day outdoors this week: the one dry, mild day the forecasts agree on (high 61°16°).
Morning
6 AM–noon
30% chance
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain before noon. Mostly sunny, with a high near 56.
Night: Mostly clear, with a low around 37.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 61.
Night: Partly cloudy, with a low around 41.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
30% chance · 0.04 in0.9 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Partly sunny, with a high near 63.
Night: A chance of rain after midnight. Mostly cloudy, with a low around 42.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
50% chance · 0.2 in0.4 cm
Afternoon
noon–6 PM
50% chance · 0.2 in0.5 cm
Evening
6 PM–midnight
50% chance · 0.1 in0.3 cm
Overnight
midnight–6 AM
50% chance · 0.17 in4.2 mm
Hours this far out come from computer models only.
Official NWS forecast
Day: Rain likely. Mostly cloudy, with a high near 58.
Night: Rain. Mostly cloudy, with a low around 39.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
50% chance · 0.2 in0.4 cm
Afternoon
noon–6 PM
50% chance · 0.2 in0.4 cm
Evening
6 PM–midnight
50% chance · 0.1 in0.3 cm
Overnight
midnight–6 AM
40% chance · 0.1 in0.3 cm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
40% chance · 0.01 in0.3 mm
Afternoon
noon–6 PM
40% chance · 0.1 in0.3 cm
Evening
6 PM–midnight
40% chance · 0.7 in1.7 cm
Overnight
midnight–6 AM
40% chance · 0.4 in0.9 cm
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Morning
6 AM–noon
40% chance · 0.5 in1.2 cm
Afternoon
noon–6 PM
30% chance · 0.2 in0.5 cm
Evening
6 PM–midnight
40% chance
Hours this far out come from computer models only.
The National Weather Service writes about seven days ahead; this day is our model forecast only.
Forecasts differIndependent forecasts disagree; expect changes and plan for the range.
Dry, high 58°, low 37°.
Dry, high 55°, low 36°, cooling off.
Dry, high 61°, low 38°, warming up.
Highs 45–63°; chance of precipitation on Friday, Saturday, Sunday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (SLC) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 6.1 ft Sat 6 PM
Reading from Sat 12:15 PM · NWS gauge page
Forecast peak 3.9 ft Sat 2 PM
Reading from Sat 12:45 PM · NWS gauge page
Forecast peak 2.3 ft Sat 2 PM
Reading from Sat 12:45 PM · NWS gauge page
Reading from Sat 6 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 71% less heating than a typical week.
Heating degree days, base 65°F
47, 17 and 5°F are the test points heat pumps are rated at. About 24 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 43°F).
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Today’s expected high is 2°1° colder than typical.
On average 9°5° warmer than normal (daily mean temperature).
Alpine weather by month: normals, records, snow and freeze dates
Sunrise 7:48 AM, sunset 6:33 PM.
Mostly clear 11 PM–2 AM, but the moon is 99% lit and up.
Waxing gibbous
98% lit · growing