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Frost Advisory FROST ADVISORY - Adams  - Cumberland  - Dauphin  - Perry

NWS Northeast Regional Radar WU North East Satellite
Radar/Satellite images courtesy of NOAA/NWS and Weather Underground.
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METRIC | IMPERIAL
Updated: 23-Apr-2024 @ 2:20am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 2.6°F than last hour.

40.2°F

---
High Today
46.0°F
12:00 AM
Low Today
40.2°F
2:17 AM
Yest High
64.1°F
5:30 PM
Yest Low
33.9°F
6:38 AM
Sta* High
80.7°F
2019
Sta* Low
33.8°F
2015
* This Station's Records Since 8/2010
Night time, Dry, Clear skies Night time, Dry, Clear skies

Calm Wind:  WNW
0.0

Gusting to:
0.0 mph
Current Rain Rain:
0.00 in
Fire Weather Index: MINIMAL Current FWI:4
Fire Danger:
6.4 of 232
Overnight

Overnight: Patchy Frost
Patchy Frost
Tuesday

Tuesday: Patchy Frost then Sunny
Patchy Frost then Sunny
Tuesday
Night
Tuesday Night: Mostly Cloudy then Chance Rain Showers
Mostly Cloudy then Chance Rain Showers
Lo 35°F Hi 69°F Lo 52°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.1°F since last hour. 31.2°F
Last Hour: Increased 0.1°F since last hour. +0.1°F
High 12:22 AM: 32.7°F
Low 1:14 AM: 30.8°F
Record High: 85.1°F on
13-Aug-2016
Record Low: -15.7°F on
20-Feb-2015
Wetbulb: 36.8°F
Rain Today
rain graph

Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.24 in
Apr Rain: 3.60 in
Apr to Date
  Avg:10
0.00 in
Apr to Date
  Diff from Avg:10
Over 3.6 in for the month 3.60 in
Apr Avg: 4.06 in
Diff from Avg: Under 0.46 in for the month 0.46 in
Season:1 14.30 in
YTD
  Avg:11
8.30 in
YTD
  Diff from Avg:11
Over 6 in for the year 6.00 in
Last Rain
Time/Date:
20-Apr-2024
at 12:15 AM
49 rain days in 2024
13 days in April
3 days since last rain
Current: WNW  0.0 mph
1Hr Average: Calm
Wind Run: 0.06 miles
Wind Gust
Current: 0.0 mph
Today: 3.5 mph 12:20 AM
Month: 46.0 mph 14-Apr
Year: 46.0 mph 14-Apr
Record Gust: 50.9 mph
12-Feb-2017
Sunlight:
13 h 29 m 41 s
of Sunlight Yesterday
13 h 31 m 51 s
of Sunlight Today
Which is
2 min 10 sec longer than
yesterday
13 h 34 m 1 s
of Sunlight Tomorrow
(Noon ?>) graph (Midnight
Legend

Waxing Gibbous
Waxing Gibbous, 14 days, 12 hours, 7 minutes in cycle
100%
Illuminated
Humidity Barometer
Current: Increased 7% since last hour. 70%
Last Hour: Increased 7% since last hour. 7%
High 2:04 AM: 70%
Low 12:00 AM: 56%
Record High: 100%
25-Oct-2010
Record Low: 14%
18-Feb-2011
Current: Falling 0.001  inHg/hr 30.093 inHg
Last Hour: Steady
High 1:20 AM: 30.097
Low 12:01 AM: 30.089
Record High: 30.850 inHg
28-Feb-2015
Record Low: 23.810 inHg
24-Apr-2023
Heating Degree Days Snow3 Wind Chill
Today: 1.6
Apr: 244.6
2024 to Date: 2521.6
Cooling Degree Days
2024 to Date: 3.4
Today: 0.00 in
Yesterday: 0.00 in
Apr Snow: Under 0.197 in for the month 0.00 in
Apr Avg: 0.20 in
Diff from Avg: -0.20 in
Season Total:2 16.70 in
Snow Depth: 0.00 in
0 snow days in April
7 snow days this season.2
First Snow of Season:
6-Jan-2024
Average 1st Snow:
02 of Dec
Current: 40.2°F
Low 2:17 AM: 40.2°F
Yesterday: 33.9°F
Record: -19.7°F
7-Jan-2014
UV Summary/Forecast Solar Summary
High Yest:   4.6 @ 1:06 PM
Apr-23

7.2
Apr-24

6.6
Apr-25

6.7
High Yest:   884.0 @ 1:42 PM
Sun Hours Today:
00:00
   This Month: 71:11 Hrs
Rise: 6:17 am  Set: 7:55 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 42.7°F
Sunrise: 6:17 am
Sunset: 7:55 pm
Moonrise: 7:57 pm
Moonset: 6:00 am
Full Moon: 23-Apr-2024
New Moon: 03:23 UTC
07-May-2024
Updated at Midnight
Current ET: 0.02 in
7-Days Rain: 0.24 in
7-Days ET: 0.84 in
7-Day:  0.603 in water in deficit of what evaporated in last 7 days. 0.603 in
April:  1.3 in water in excess of what evaporated this month. 1.3 in
Ground Level Temperature
Current Temp: 36.0°F on
High 12:00 AM: 39.0
Low 2:02 AM: 36.0
Record Low Temp: 3.9°F on
Month 1: 1
Day 18: 18
Year 2024: 2024
HIGHS: LOWS:
102.0°F
7-Jul-2012
-6.9°F
31-Jan-2019
Daytime Records
  99.9°F°F
07-Jul-2012
  3.9°F°F
07-Jan-2014
Nitetime Records
  84.9°F°F
20-Jul-2020
  -0.9°F°F
31-Jan-2019
ICN:1 | S3C2:1 | Ajax 3.xx
ISS:Ok | CON:4.8 | RCP:99%
1 Rain season: Jan 1st to Dec 31st.   2 Snow season July 1st to June 30th.   3 Snow manually measured usually around 7AM and 7PM.   4 Updated at Noon Eastern Time.   5 Estimated amount of water needed to replace the water used by plants and evaporation from the past week. (Negative numbers mean amount of water needed, positive numbers mean excess water is present).   10 Historical average only to day 23 of just the month of April for this station since 2011.   11 Historical average rain this season to day 23 of April for this station since 2011.
 NWS Weather Forecast  -   Outlook Overnight & Tuesday
Overnight

Overnight: Patchy Frost
Patchy Frost

Lo 35°F
NWS forecast: Patchy frost after 4am. Mostly clear, with a low around 35. North wind around 1 mph.
Local station forecast: Increasing clouds with little temp change, precipitation possible within 24 to 48 hrs.
Tuesday

Tuesday: Patchy Frost then Sunny
Patchy Frost then Sunny

Hi 69°F
NWS forecast: Patchy frost before 8am. Sunny, with a high near 69. South wind 1 to 14 mph, with gusts as high as 21 mph.
 NWS Short Term Weather Forecast
Tuesday
Night
Tuesday Night: Mostly Cloudy then Chance Rain Showers
Mostly Cloudy then Chance Rain Showers
Wednesday

Wednesday: Chance Rain Showers
Chance Rain Showers
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Thursday
Night
Thursday Night: Mostly Clear
Mostly Clear
Friday

Friday: Mostly Sunny
Mostly Sunny
Friday
Night
Friday Night: Partly Cloudy then Slight Chance Rain Showers
Partly Cloudy then Slight Chance Rain Showers
Lo 52°F Hi 65°F Lo 36°F Hi 59°F Lo 38°F Hi 62°F Lo 43°F
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