Swatara Creek at Harper Tavern
2.9 mi- Level
- 0.7 ft
- Flow
- 209 cfs
Forecast peak 0.7 ft Sat 8 PM
Reading from Sat 4:15 PM · NWS gauge page
Appearance
Observed 4:55 PM EDT at KMDT
Sunny and 57°14°, jacket by 7 PM.
Today: low 37°3° (likely 35°2° to 37°3°), high 62°17° (likely 59°15° to 62°17°).
Now 57°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 5p | Sunny | 60°16° (likely 57°14° to 60°16°) | 60°16° | 0% | 1 mph2 km/h from S, gusts 5 mph8 km/h | 32% | 0% | 0 |
| Sat 6p | Clear | 57°14° (likely 53°12° to 57°14°) | 57°14° | 0% | 1 mph2 km/h from S, gusts 4 mph6 km/h | 37% | 0% | 0 |
| Sat 7p | Clear | 54°12° (likely 50°10° to 54°12°) | 54°12° | 0% | 1 mph2 km/h from S, gusts 4 mph7 km/h | 45% | 0% | 0 |
| Sat 8p | Clear | 47°8° (likely 47°8° to 49°9°) | 47°8° | 0% | 0 mph0 km/h, gusts 3 mph6 km/h | 60% | 0% | 0 |
| Sat 9p | Clear | 45°7° (likely 45°7° to 47°8°) | 45°7° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 68% | 0% | 0 |
| Sat 10p | Clear | 44°7° (likely 44°7° to 46°8°) | 44°7° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 70% | 0% | 0 |
| Sat 11p | Clear | 42°6° (likely 42°6° to 46°8°) | 42°6° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 76% | 0% | 0 |
| Sun 12a | Clear | 41°5° (likely 41°5° to 45°7°) | 41°5° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 79% | 0% | 0 |
| Sun 1a | Clear | 40°4° (likely 40°4° to 45°7°) | 40°4° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 79% | 0% | 0 |
| Sun 2a | Clear | 39°4° (likely 39°4° to 44°7°) | 39°4° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 85% | 0% | 0 |
| Sun 3a | Clear | 39°4° (likely 39°4° to 43°6°) | 39°4° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 82% | 0% | 0 |
| Sun 4a | Clear | 39°4° (likely 39°4° to 42°6°) | 39°4° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 82% | 0% | 0 |
| Sun 5a | Clear | 39°4° (likely 39°4° to 42°6°) | 39°4° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 79% | 0% | 0 |
| Sun 6a | Clear | 39°4° (likely 39°4° to 42°6°) | 39°4° | 0% | 0 mph0 km/h, gusts 3 mph4 km/h | 82% | 0% | 0 |
| Sun 7a | Sunny | 38°3° (likely 38°3° to 41°5°) | 38°3° | 0% | 0 mph0 km/h, gusts 2 mph3 km/h | 79% | 0% | 0 |
| Sun 8a | Sunny | 39°4° (likely 38°3° to 41°5°) | 39°4° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 76% | 0% | 0 |
| Sun 9a | Sunny | 44°7° (likely 42°6° to 44°7°) | 44°7° | 0% | 0 mph0 km/h, gusts 1 mph2 km/h | 68% | 0% | 1 |
| Sun 10a | Sunny | 51°11° (likely 49°9° to 51°11°) | 51°11° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 54% | 0% | 2 |
| Sun 11a | Sunny | 55°13° (likely 54°12° to 56°13°) | 55°13° | 0% | 0 mph0 km/h, gusts 6 mph10 km/h | 51% | 1% | 3 |
| Sun 12p | Sunny | 58°14° (likely 57°14° to 58°14°) | 58°14° | 0% | 0 mph0 km/h, gusts 8 mph12 km/h | 47% | 1% | 4 |
| Sun 1p | Sunny | 61°16° (likely 59°15° to 61°16°) | 61°16° | 0% | 2 mph3 km/h from SW, gusts 8 mph13 km/h | 39% | 1% | 4 |
| Sun 2p | Sunny | 62°17° (likely 60°16° to 62°17°) | 62°17° | 0% | 3 mph5 km/h from SW, gusts 8 mph13 km/h | 38% | 2% | 4 |
| Sun 3p | Sunny | 63°17° (likely 60°16° to 63°17°) | 63°17° | 0% | 3 mph5 km/h from S, gusts 8 mph13 km/h | 36% | 2% | 3 |
| Sun 4p | Sunny | 64°18° (likely 60°16° to 64°18°) | 64°18° | 0% | 3 mph5 km/h from SW, gusts 8 mph13 km/h | 37% | 2% | 2 |
| Sun 5p | Sunny | 62°17° (likely 59°15° to 62°17°) | 62°17° | 0% | 0 mph0 km/h, gusts 8 mph14 km/h | 38% | 0% | 1 |
| Sun 6p | Clear | 59°15° (likely 55°13° to 59°15°) | 59°15° | 0% | 0 mph0 km/h, gusts 7 mph11 km/h | 45% | 0% | 0 |
| Sun 7p | Clear | 55°13° (likely 51°11° to 55°13°) | 55°13° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 57% | 0% | 0 |
| Sun 8p | Clear | 49°9° (likely 48°9° to 51°11°) | 49°9° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 77% | 0% | 0 |
| Sun 9p | Clear | 47°8° (likely 47°8° to 50°10°) | 47°8° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 83% | 0% | 0 |
| Sun 10p | Clear | 46°8° (likely 46°8° to 49°9°) | 46°8° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 86% | 0% | 0 |
| Sun 11p | Clear | 44°7° (likely 44°7° to 47°8°) | 44°7° | 0% | 0 mph0 km/h, gusts 2 mph4 km/h | 93% | 3% | 0 |
| Mon 12a | Clear | 43°6° (likely 43°6° to 46°8°) | 43°6° | 0% | 0 mph0 km/h, gusts 3 mph5 km/h | 96% | 40% | 0 |
| Mon 1a | Clear | 41°5° (likely 41°5° to 45°7°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph6 km/h | 100% | 40% | 0 |
| Mon 2a | Clear | 41°5° (likely 41°5° to 44°7°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 100% | 7% | 0 |
| Mon 3a | Clear | 41°5° (likely 41°5° to 44°7°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 100% | 0% | 0 |
| Mon 4a | Clear | 39°4° (likely 39°4° to 44°7°) | 39°4° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 100% | 11% | 0 |
| Mon 5a | Clear | 41°5° (likely 40°4° to 43°6°) | 41°5° | 0% | 0 mph0 km/h, gusts 6 mph9 km/h | 96% | 16% | 0 |
| Mon 6a | Clear | 41°5° (likely 39°4° to 42°6°) | 41°5° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 96% | 14% | 0 |
| Mon 7a | Sunny | 41°5° (likely 39°4° to 41°5°) | 41°5° | 0% | 0 mph0 km/h, gusts 5 mph8 km/h | 96% | 17% | 0 |
| Mon 8a | Sunny | 41°5° (likely 39°4° to 41°5°) | 41°5° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 96% | 17% | 0 |
| Mon 9a | Sunny | 47°8° (likely 42°6° to 47°8°) | 47°8° | 0% | 0 mph0 km/h, gusts 4 mph7 km/h | 86% | 11% | 1 |
| Mon 10a | Sunny | 52°11° (likely 49°9° to 53°12°) | 52°11° | 0% | 1 mph2 km/h from NW, gusts 7 mph12 km/h | 74% | 0% | 2 |
| Mon 11a | Sunny | 57°14° (likely 56°13° to 58°14°) | 57°14° | 0% | 2 mph3 km/h from W, gusts 10 mph16 km/h | 64% | 7% | 3 |
| Mon 12p | Sunny | 60°16° (likely 60°16° to 62°17°) | 60°16° | 0% | 3 mph5 km/h from W, gusts 12 mph19 km/h | 58% | 3% | 4 |
| Mon 1p | Sunny | 63°17° (likely 63°17° to 64°18°) | 63°17° | 0% | 5 mph8 km/h from NW, gusts 12 mph20 km/h | 52% | 1% | 4 |
| Mon 2p | Sunny | 67°19° (likely 64°18° to 67°19°) | 67°19° | 0% | 6 mph10 km/h from NW, gusts 12 mph20 km/h | 45% | 2% | 4 |
| Mon 3p | Sunny | 67°19° (likely 64°18° to 67°19°) | 67°19° | 0% | 6 mph10 km/h from NW, gusts 13 mph21 km/h | 45% | 0% | 3 |
| Mon 4p | Sunny | 68°20° (likely 64°18° to 68°20°) | 68°20° | 0% | 6 mph10 km/h from W, gusts 13 mph21 km/h | 45% | 0% | 2 |
Evening
6 PM–midnight
Dry
Overnight
midnight–6 AM
Dry
Official NWS forecast
Today: Sunny, with a high near 62. South wind around 1 mph.
Tonight: Clear, with a low around 37. West wind around 1 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: Sunny, with a high near 64. Southwest wind 0 to 3 mph.
Night: Mostly clear, with a low around 39. Wind around 0 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: Sunny, with a high near 69. Northwest wind 0 to 6 mph.
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.
Official NWS forecast
Day: Sunny, with a high near 64.
Night: Mostly clear, with a low around 40.
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 44.
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 69.
Night: Mostly clear, with a low around 48.
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: Sunny, with a high near 73.
Night: Mostly clear, with a low around 49.
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.
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
20% chance
Afternoon
noon–6 PM
30% chance
Evening
6 PM–midnight
40% chance · 0.08 in2.1 mm
Overnight
midnight–6 AM
40% chance · 0.2 in5 mm
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 · 0.21 in5.2 mm
Afternoon
noon–6 PM
30% chance · 0.15 in3.7 mm
Evening
6 PM–midnight
30% chance · 0.5 in13 mm
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 62°, low 37°.
Dry, high 64°, low 39°.
Dry, high 69°, low 46°, warming up.
Highs 63–73°; chance of precipitation on Sunday, Monday.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (CTP) (opens in a new tab)
No meaningful changes from yesterday’s forecast.
Forecast peak 0.7 ft Sat 8 PM
Reading from Sat 4:15 PM · NWS gauge page
Forecast peak 1.8 ft Sat 8 PM
Reading from Sat 3:45 PM · NWS gauge page
Forecast peak 2.2 ft Sat 8 PM
Reading from Sat 4:15 PM · NWS gauge page
Forecast peak 3.7 ft Sat 8 PM
Reading from Sat 4 PM · 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 12 hours are near freezing and damp, when outdoor units defrost more often.
Dry air outside (dew point 31°F).
Sun, 1:00 PM–5:00 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.
Fort Indiantown Gap weather by month: normals, records, snow and freeze dates
Sunrise 7:27 AM, sunset 6:13 PM.
Clear 6:41 PM–7 AM, but the moon is 99% lit and up.
Waxing gibbous
98% lit · growing