Columbia River at Rock Island Dam
13 mi- Level
- 612 ft
Reading from Sat 1 AM · NWS gauge page
Appearance
Ends in 6 h 48 min
Issued for this forecast zone · National Weather Service Spokane WA
What
Sub-freezing temperatures as low as 27 to 32 expected.
Impacts
Frost and freeze conditions could kill crops, other sensitive vegetation and possibly damage unprotected outdoor plumbing.
Precautionary actions
Take steps now to protect tender plants from the cold.
Areas: Lewiston Area; Lower Garfield and Asotin Counties; Moses Lake Area
See it on weather.gov (opens in a new tab)Observed 2:55 AM PDT at KEPH
Freeze Warning. 43°6° and clear now.
Today: low 33°1° (likely 32°0° to 38°3°), high 56°13° (likely 53°12° to 57°14°).
Now 43°6°
Clear · Feels like 37°3°
No precipitation expected in the next 2 hours.
From forecast models
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 3a | Clear | 37°3° (likely 37°3° to 42°6°) | 37°3° | 0% | 2 mph3 km/h from N, gusts 5 mph8 km/h | 64% | 13% | 0 |
| Sat 4a | Clear | 36°2° (likely 36°2° to 41°5°) | 36°2° | 0% | 2 mph3 km/h from NE, gusts 6 mph10 km/h | 63% | 44% | 0 |
| Sat 5a | Partly cloudy | 35°2° (likely 35°2° to 40°4°) | 35°2° | 0% | 2 mph3 km/h from NE, gusts 6 mph10 km/h | 65% | 49% | 0 |
| Sat 6a | Mostly clear | 34°1° (likely 34°1° to 39°4°) | 34°1° | 0% | 2 mph3 km/h from E, gusts 6 mph10 km/h | 63% | 21% | 0 |
| Sat 7a | Mostly cloudy | 34°1° (likely 32°0° to 38°3°) | 34°1° | 0% | 2 mph3 km/h from E, gusts 6 mph10 km/h | 66% | 49% | 0 |
| Sat 8a | Mostly cloudy | 34°1° (likely 32°0° to 38°3°) | 34°1° | 0% | 2 mph3 km/h from NE, gusts 8 mph13 km/h | 67% | 57% | 0 |
| Sat 9a | Partly sunny | 37°3° (likely 36°2° to 41°5°) | 37°3° | 0% | 2 mph3 km/h from E, gusts 8 mph13 km/h | 64% | 53% | 0 |
| Sat 10a | Mostly sunny | 42°6° (likely 41°5° to 46°8°) | 42°6° | 0% | 2 mph3 km/h from E, gusts 8 mph12 km/h | 57% | 66% | 1 |
| Sat 11a | Mostly sunny | 45°7° (likely 45°7° to 49°9°) | 45°7° | 0% | 2 mph3 km/h from E, gusts 7 mph11 km/h | 52% | 68% | 1 |
| Sat 12p | Cloudy | 50°10° (likely 48°9° to 51°11°) | 50°10° | 0% | 2 mph3 km/h from E, gusts 8 mph13 km/h | 49% | 66% | 2 |
| Sat 1p | Partly sunny | 52°11° (likely 50°10° to 53°12°) | 52°11° | 0% | 2 mph3 km/h from SE, gusts 9 mph14 km/h | 47% | 80% | 2 |
| Sat 2p | Cloudy | 54°12° (likely 51°11° to 55°13°) | 54°12° | 0% | 3 mph5 km/h from SE, gusts 10 mph15 km/h | 45% | 78% | 2 |
| Sat 3p | Cloudy | 55°13° (likely 52°11° to 56°13°) | 55°13° | 0% | 2 mph3 km/h from SE, gusts 9 mph15 km/h | 45% | 79% | 1 |
| Sat 4p | Cloudy | 54°12° (likely 53°12° to 57°14°) | 54°12° | 0% | 2 mph3 km/h from SE, gusts 8 mph13 km/h | 46% | 76% | 1 |
| Sat 5p | Cloudy | 54°12° (likely 52°11° to 55°13°) | 54°12° | 0% | 1 mph2 km/h from SE, gusts 7 mph12 km/h | 51% | 74% | 1 |
| Sat 6p | Partly cloudy | 50°10° (likely 49°9° to 51°11°) | 50°10° | 0% | 1 mph2 km/h from E, gusts 7 mph11 km/h | 61% | 63% | 0 |
| Sat 7p | Partly cloudy | 42°6° (likely 42°6° to 49°9°) | 42°6° | 0% | 1 mph2 km/h from E, gusts 6 mph9 km/h | 74% | 65% | 0 |
| Sat 8p | Mostly cloudy | 41°5° (likely 41°5° to 46°8°) | 41°5° | 0% | 2 mph3 km/h from NE, gusts 6 mph10 km/h | 75% | 60% | 0 |
| Sat 9p | Partly cloudy | 41°5° (likely 41°5° to 45°7°) | 39°4° | 0% | 3 mph5 km/h from NE, gusts 7 mph11 km/h | 74% | 58% | 0 |
| Sat 10p | Partly cloudy | 42°6° (likely 42°6° to 45°7°) | 40°4° | 0% | 3 mph5 km/h from NE, gusts 8 mph12 km/h | 68% | 65% | 0 |
| Sat 11p | Cloudy | 42°6° (likely 42°6° to 44°7°) | 39°4° | 0% | 5 mph8 km/h from NE, gusts 7 mph12 km/h | 67% | 72% | 0 |
| Sun 12a | Cloudy | 42°6° (likely 42°6° to 43°6°) | 39°4° | 0% | 5 mph8 km/h from NE, gusts 6 mph9 km/h | 66% | 73% | 0 |
| Sun 1a | Cloudy | 41°5° (likely 41°5° to 43°6°) | 38°3° | 0% | 5 mph8 km/h from N, gusts 7 mph11 km/h | 69% | 73% | 0 |
| Sun 2a | Partly cloudy | 40°4° (likely 40°4° to 42°6°) | 36°2° | 0% | 6 mph10 km/h from N, gusts 6 mph10 km/h | 70% | 74% | 0 |
| Sun 3a | Cloudy | 40°4° (likely 40°4° to 42°6°) | 36°2° | 0% | 6 mph10 km/h from N, gusts 6 mph10 km/h | 70% | 75% | 0 |
| Sun 4a | Cloudy | 38°3° (likely 38°3° to 42°6°) | 33°1° | 0% | 7 mph11 km/h from N, gusts 5 mph8 km/h | 70% | 77% | 0 |
| Sun 5a | Cloudy | 37°3° (likely 37°3° to 42°6°) | 31°−1° | 5% | 8 mph13 km/h from N, gusts 5 mph8 km/h | 73% | 77% | 0 |
| Sun 6a | Cloudy | 38°3° (likely 37°3° to 43°6°) | 32°0° | 5% | 8 mph13 km/h from N, gusts 4 mph6 km/h | 72% | 77% | 0 |
| Sun 7a | Cloudy | 37°3° (likely 37°3° to 42°6°) | 31°−1° | 5% | 8 mph13 km/h from N, gusts 5 mph8 km/h | 74% | 74% | 0 |
| Sun 8a | Cloudy | 37°3° (likely 37°3° to 43°6°) | 31°−1° | 5% | 8 mph13 km/h from N, gusts 5 mph8 km/h | 76% | 73% | 0 |
| Sun 9a | Cloudy | 41°5° (likely 40°4° to 47°8°) | 36°2° | 5% | 8 mph13 km/h from N, gusts 6 mph9 km/h | 75% | 72% | 0 |
| Sun 10a | Cloudy | 46°8° (likely 46°8° to 50°10°) | 42°6° | 5% | 8 mph13 km/h from N, gusts 5 mph8 km/h | 67% | 72% | 1 |
| Sun 11a | Mostly cloudy | 48°9° (likely 48°9° to 53°12°) | 45°7° | 10% | 7 mph11 km/h from NE, gusts 8 mph13 km/h | 62% | 67% | 2 |
| Sun 12p | Mostly cloudy | 53°12° (likely 52°11° to 56°13°) | 53°12° | 10% | 7 mph11 km/h from NE, gusts 8 mph14 km/h | 57% | 72% | 2 |
| Sun 1p | Cloudy | 54°12° (likely 54°12° to 58°14°) | 54°12° | 10% | 7 mph11 km/h from NE, gusts 9 mph15 km/h | 55% | 75% | 3 |
| Sun 2p | Cloudy | 56°13° (likely 56°13° to 61°16°) | 56°13° | 10% | 6 mph10 km/h from NE, gusts 9 mph15 km/h | 54% | 76% | 3 |
| Sun 3p | Cloudy | 57°14° (likely 57°14° to 61°16°) | 57°14° | 10% | 6 mph10 km/h from NE, gusts 10 mph16 km/h | 53% | 81% | 2 |
| Sun 4p | Cloudy | 57°14° (likely 57°14° to 61°16°) | 57°14° | 10% | 6 mph10 km/h from NE, gusts 10 mph16 km/h | 54% | 82% | 1 |
| Sun 5p | Cloudy | 55°13° (likely 55°13° to 59°15°) | 55°13° | 10% | 3 mph5 km/h from N, gusts 8 mph12 km/h | 61% | 79% | 1 |
| Sun 6p | Cloudy | 53°12° (likely 53°12° to 55°13°) | 53°12° | 10% | 3 mph5 km/h from N, gusts 6 mph10 km/h | 70% | 73% | 0 |
| Sun 7p | Cloudy | 49°9° (likely 49°9° to 53°12°) | 48°9° | 10% | 3 mph5 km/h from N, gusts 8 mph12 km/h | 77% | 69% | 0 |
| Sun 8p | Cloudy | 45°7° (likely 45°7° to 52°11°) | 41°5° | 10% | 7 mph11 km/h from NW, gusts 8 mph13 km/h | 81% | 64% | 0 |
| Sun 9p | Cloudy | 44°7° (likely 44°7° to 51°11°) | 40°4° | 10% | 7 mph11 km/h from NW, gusts 10 mph17 km/h | 80% | 83% | 0 |
| Sun 10p | Cloudy | 45°7° (likely 45°7° to 51°11°) | 41°5° | 10% | 7 mph11 km/h from NW, gusts 11 mph18 km/h | 75% | 86% | 0 |
| Sun 11p | Cloudy | 46°8° (likely 46°8° to 51°11°) | 42°6° | 30% | 7 mph11 km/h from NW, gusts 11 mph17 km/h | 71% | 84% | 0 |
| Mon 12a | Cloudy | 46°8° (likely 44°7° to 52°11°) | 42°6° | 30% | 7 mph11 km/h from NW, gusts 11 mph18 km/h | 70% | 80% | 0 |
| Mon 1a | Showers | 46°8° (likely 42°6° to 51°11°) | 42°6° | 30% | 7 mph11 km/h from NW, gusts 11 mph18 km/h | 71% | 82% | 0 |
| Mon 2a | Showers | 45°7° (likely 43°6° to 50°10°) | 41°5° | 30% | 7 mph11 km/h from N, gusts 12 mph19 km/h | 72% | 78% | 0 |
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Areas of frost before 9am. Mostly sunny. High near 56, with temperatures falling to around 54 in the afternoon. East wind around 3 mph.
Tonight: Areas of frost. Partly cloudy. Low around 33, with temperatures rising to around 35 overnight. Northeast wind around 2 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
30% chance
Overnight
midnight–6 AM
30% chance · 0.02 in0.6 mm
Official NWS forecast
Day: Cloudy, with a high near 58. North wind 3 to 8 mph.
Night: A chance of rain showers after 11pm. Mostly cloudy, with a low around 40. Northwest wind 3 to 8 mph. Chance of precipitation is 40%.
Mostly agreeIndependent forecasts are fairly close; small surprises are possible.
Morning
6 AM–noon
30% chance · 0.03 in0.8 mm
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 showers before 11am. Partly sunny, with a high near 58. Chance of precipitation is 40%.
Night: Partly cloudy, with a low around 37.
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
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 58.
Night: A chance of rain showers after 11pm. Mostly cloudy, with a low around 36. Chance of precipitation is 40%.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
30% chance
Hours this far out come from computer models only.
Official NWS forecast
Day: A chance of rain showers. Partly sunny, with a high near 55. Chance of precipitation is 40%.
Night: A chance of rain showers. Mostly cloudy, with a low around 34. Chance of precipitation is 40%.
Forecasts agreeIndependent forecasts are close; the range is narrow.
Morning
6 AM–noon
20% 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 showers before 5pm. Partly sunny, with a high near 52. Chance of precipitation is 30%.
Night: Partly cloudy, with a low around 32.
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 52.
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.
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
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.
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
Dry
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
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 56°, low 33°.
Dry, high 58°, low 40°.
Dry, high 58°, low 37°.
Mostly dry, highs 46–58°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (OTX) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 1 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.
Dry air outside (dew point 16°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.
Quincy weather by month: normals, records, snow and freeze dates
Sunrise 7:31 AM, sunset 5:55 PM.
Clouds most of the night (about 31% cover).
Waxing gibbous
96% lit · growing