Peconic River at Riverhead (IN MLLW)
1.9 mi- Level
- 4.6 ft
Reading from Sat 10:54 AM · NWS gauge page
Appearance
Observed 11:53 AM EDT at KFOK
Sunny and 58°14°, jacket by 6 PM.
Today: low 31°−1° (likely 30°−1° to 44°7°), high 60°16° (likely 57°14° to 60°16°).
Now 58°14°
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 12p | Partly sunny | 59°15° (likely 53°12° to 59°15°) | 59°15° | 0% | 3 mph5 km/h from N, gusts 10 mph16 km/h | 45% | 42% | 3 |
| Sat 1p | Cloudy | 60°16° (likely 55°13° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from NW, gusts 9 mph15 km/h | 44% | 69% | 4 |
| Sat 2p | Cloudy | 60°16° (likely 56°13° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from NW, gusts 9 mph14 km/h | 42% | 78% | 4 |
| Sat 3p | Cloudy | 60°16° (likely 57°14° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from NW, gusts 10 mph15 km/h | 41% | 80% | 3 |
| Sat 4p | Cloudy | 60°16° (likely 57°14° to 60°16°) | 60°16° | 0% | 5 mph8 km/h from W, gusts 9 mph15 km/h | 41% | 79% | 2 |
| Sat 5p | Cloudy | 58°14° (likely 56°13° to 58°14°) | 58°14° | 0% | 3 mph5 km/h from W, gusts 8 mph12 km/h | 45% | 80% | 1 |
| Sat 6p | Partly cloudy | 54°12° (likely 51°11° to 54°12°) | 54°12° | 0% | 2 mph3 km/h from W, gusts 8 mph12 km/h | 54% | 74% | 0 |
| Sat 7p | Mostly clear | 48°9° (likely 48°9° to 53°12°) | 48°9° | 0% | 1 mph2 km/h from W, gusts 7 mph12 km/h | 71% | 62% | 0 |
| Sat 8p | Mostly clear | 43°6° (likely 43°6° to 52°11°) | 43°6° | 0% | 1 mph2 km/h from W, gusts 7 mph11 km/h | 86% | 53% | 0 |
| Sat 9p | Mostly clear | 40°4° (likely 40°4° to 50°10°) | 40°4° | 0% | 1 mph2 km/h from W, gusts 8 mph12 km/h | 96% | 37% | 0 |
| Sat 10p | Clear | 39°4° (likely 39°4° to 49°9°) | 39°4° | 0% | 1 mph2 km/h from W, gusts 8 mph12 km/h | 100% | 13% | 0 |
| Sat 11p | Clear | 39°4° (likely 39°4° to 48°9°) | 39°4° | 0% | 1 mph2 km/h from W, gusts 7 mph11 km/h | 100% | 3% | 0 |
| Sun 12a | Clear | 38°3° (likely 38°3° to 47°8°) | 38°3° | 0% | 1 mph2 km/h from W, gusts 7 mph11 km/h | 100% | 5% | 0 |
| Sun 1a | Clear | 36°2° (likely 36°2° to 47°8°) | 36°2° | 0% | 1 mph2 km/h from NW, gusts 6 mph10 km/h | 100% | 7% | 0 |
| Sun 2a | Clear | 36°2° (likely 36°2° to 46°8°) | 36°2° | 0% | 1 mph2 km/h from NW, gusts 6 mph10 km/h | 100% | 8% | 0 |
| Sun 3a | Clear | 35°2° (likely 35°2° to 46°8°) | 35°2° | 0% | 1 mph2 km/h from NW, gusts 6 mph9 km/h | 100% | 6% | 0 |
| Sun 4a | Clear | 34°1° (likely 34°1° to 47°8°) | 34°1° | 0% | 1 mph2 km/h from NW, gusts 6 mph9 km/h | 100% | 3% | 0 |
| Sun 5a | Clear | 34°1° (likely 34°1° to 48°9°) | 34°1° | 0% | 2 mph3 km/h from NW, gusts 6 mph9 km/h | 100% | 1% | 0 |
| Sun 6a | Clear | 34°1° (likely 34°1° to 48°9°) | 34°1° | 0% | 2 mph3 km/h from NW, gusts 7 mph11 km/h | 92% | 0% | 0 |
| Sun 7a | Sunny | 35°2° (likely 35°2° to 48°9°) | 35°2° | 0% | 1 mph2 km/h from NW, gusts 7 mph11 km/h | 89% | 2% | 0 |
| Sun 8a | Sunny | 43°6° (likely 40°4° to 47°8°) | 43°6° | 0% | 2 mph3 km/h from NW, gusts 6 mph10 km/h | 70% | 0% | 0 |
| Sun 9a | Sunny | 48°9° (likely 46°8° to 49°9°) | 48°9° | 0% | 2 mph3 km/h from NW, gusts 6 mph9 km/h | 71% | 0% | 1 |
| Sun 10a | Sunny | 53°12° (likely 52°11° to 55°13°) | 53°12° | 0% | 3 mph5 km/h from N, gusts 6 mph10 km/h | 61% | 0% | 2 |
| Sun 11a | Sunny | 55°13° (likely 55°13° to 59°15°) | 55°13° | 0% | 3 mph5 km/h from N, gusts 7 mph11 km/h | 59% | 0% | 3 |
| Sun 12p | Sunny | 58°14° (likely 57°14° to 62°17°) | 58°14° | 0% | 3 mph5 km/h from NW, gusts 7 mph11 km/h | 53% | 0% | 4 |
| Sun 1p | Sunny | 60°16° (likely 59°15° to 63°17°) | 60°16° | 0% | 3 mph5 km/h from NW, gusts 7 mph11 km/h | 47% | 0% | 4 |
| Sun 2p | Sunny | 60°16° (likely 60°16° to 64°18°) | 60°16° | 0% | 3 mph5 km/h from NW, gusts 7 mph11 km/h | 47% | 0% | 4 |
| Sun 3p | Sunny | 60°16° (likely 60°16° to 64°18°) | 60°16° | 0% | 3 mph5 km/h from W, gusts 6 mph10 km/h | 46% | 0% | 3 |
| Sun 4p | Sunny | 61°16° (likely 61°16° to 64°18°) | 61°16° | 0% | 3 mph5 km/h from W, gusts 6 mph9 km/h | 46% | 0% | 2 |
| Sun 5p | Sunny | 60°16° (likely 59°15° to 61°16°) | 60°16° | 0% | 2 mph3 km/h from SW, gusts 5 mph7 km/h | 49% | 0% | 1 |
| Sun 6p | Clear | 56°13° (likely 53°12° to 56°13°) | 56°13° | 0% | 2 mph3 km/h from SW, gusts 8 mph13 km/h | 57% | 0% | 0 |
| Sun 7p | Clear | 53°12° (likely 50°10° to 53°12°) | 53°12° | 0% | 2 mph3 km/h from SW, gusts 9 mph15 km/h | 64% | 0% | 0 |
| Sun 8p | Clear | 48°9° (likely 48°9° to 51°11°) | 48°9° | 0% | 2 mph3 km/h from SW, gusts 10 mph16 km/h | 71% | 0% | 0 |
| Sun 9p | Clear | 47°8° (likely 47°8° to 50°10°) | 47°8° | 0% | 1 mph2 km/h from SW, gusts 10 mph17 km/h | 68% | 0% | 0 |
| Sun 10p | Clear | 47°8° (likely 46°8° to 50°10°) | 47°8° | 0% | 1 mph2 km/h from SW, gusts 11 mph18 km/h | 65% | 1% | 0 |
| Sun 11p | Clear | 47°8° (likely 45°7° to 50°10°) | 47°8° | 0% | 2 mph3 km/h from SW, gusts 12 mph19 km/h | 65% | 2% | 0 |
| Mon 12a | Clear | 47°8° (likely 44°7° to 50°10°) | 47°8° | 0% | 2 mph3 km/h from W, gusts 12 mph19 km/h | 63% | 2% | 0 |
| Mon 1a | Clear | 46°8° (likely 43°6° to 50°10°) | 46°8° | 0% | 2 mph3 km/h from W, gusts 13 mph21 km/h | 63% | 0% | 0 |
| Mon 2a | Clear | 46°8° (likely 42°6° to 50°10°) | 46°8° | 0% | 2 mph3 km/h from W, gusts 13 mph21 km/h | 63% | 0% | 0 |
| Mon 3a | Clear | 45°7° (likely 42°6° to 49°9°) | 45°7° | 0% | 2 mph3 km/h from W, gusts 12 mph19 km/h | 65% | 0% | 0 |
| Mon 4a | Clear | 45°7° (likely 42°6° to 48°9°) | 45°7° | 0% | 3 mph5 km/h from W, gusts 13 mph21 km/h | 65% | 0% | 0 |
| Mon 5a | Clear | 45°7° (likely 42°6° to 48°9°) | 45°7° | 0% | 3 mph5 km/h from W, gusts 13 mph20 km/h | 62% | 0% | 0 |
| Mon 6a | Clear | 44°7° (likely 42°6° to 48°9°) | 44°7° | 0% | 3 mph5 km/h from W, gusts 13 mph21 km/h | 65% | 1% | 0 |
| Mon 7a | Sunny | 44°7° (likely 41°5° to 48°9°) | 41°5° | 0% | 5 mph8 km/h from W, gusts 13 mph20 km/h | 68% | 1% | 0 |
| Mon 8a | Sunny | 45°7° (likely 42°6° to 50°10°) | 43°6° | 0% | 5 mph8 km/h from W, gusts 12 mph19 km/h | 70% | 9% | 0 |
| Mon 9a | Sunny | 49°9° (likely 47°8° to 54°12°) | 47°8° | 0% | 5 mph8 km/h from W, gusts 11 mph18 km/h | 68% | 17% | 1 |
| Mon 10a | Sunny | 53°12° (likely 53°12° to 56°13°) | 53°12° | 0% | 6 mph10 km/h from W, gusts 13 mph21 km/h | 64% | 12% | 2 |
| Mon 11a | Sunny | 57°14° (likely 56°13° to 59°15°) | 57°14° | 0% | 6 mph10 km/h from W, gusts 12 mph20 km/h | 55% | 8% | 3 |
Afternoon
noon–6 PM
Dry
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Partly sunny. High near 60, with temperatures falling to around 58 in the afternoon. Northwest wind around 5 mph.
Tonight: Areas of frost after 10pm. Mostly clear. Low around 31, with temperatures rising to around 34 overnight. West wind around 2 mph.
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
Dry
Official NWS forecast
Day: Areas of frost before 8am. Sunny. High near 62, with temperatures falling to around 60 in the afternoon. Northwest wind around 3 mph.
Night: Clear. Low around 33, with temperatures rising to around 45 overnight. Southwest 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
Dry
Official NWS forecast
Day: Sunny. High near 65, with temperatures falling to around 63 in the afternoon. West wind 3 to 7 mph.
Night: Clear. Low around 44, with temperatures rising to around 47 overnight.
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
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Sunny, with a high near 55.
Night: Mostly clear, with a low around 38.
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 56.
Night: Partly cloudy, with a low around 45.
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 63.
Night: Partly cloudy, with a low around 50.
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
Dry
Hours this far out come from computer models only.
Official NWS forecast
Day: Mostly sunny, with a high near 65.
Night: Mostly clear, with a low around 46.
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
20% chance
Overnight
midnight–6 AM
30% 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.
Morning
6 AM–noon
30% chance
Afternoon
noon–6 PM
20% chance
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 60°, low 31°.
Dry, high 62°, low 33°.
Dry, high 65°, low 44°, warming up.
Mostly dry, highs 55–65°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (OKX) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Reading from Sat 10:54 AM · NWS gauge page
Reading from Sat 10:48 AM · NWS gauge page
Reading from Sat 10:48 AM · NWS gauge page
Reading from Sat 11 AM · NWS gauge page
What this week’s weather means for heating, cooling, pipes and fresh air.
About 70% 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 11 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 33°F).
Today, 1:00 PM–4:00 PM
Good stretch to open the windows (air quality forecast not available for part of this window).
Today’s expected high is about typical for the date.
Riverside weather by month: normals, records, snow and freeze dates
Sunrise 7:12 AM, sunset 5:56 PM.
Mostly clear 10 PM–6:45 AM, but the moon is 99% lit and up.
Waxing gibbous
97% lit · growing