Freeze Watch FREEZE WATCH - Thurmont

National Radar Regional Radar
Radar/Satellite images courtesy of National Weather Service.
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METRIC | IMPERIAL
Updated: 19-Apr-2026 @ 12:25am   (0 sec ago)
Temperature Current Conditions Forecast / Storm Prediction
Currently Outside: Colder 1.4°F than last hour.

60.8°F

---
High Today
61.0°F
12:00 AM
Low Today
60.7°F
12:05 AM
Yest High
77.1°F
2:48 PM
Yest Low
56.4°F
6:15 AM
Night time, Dry Night time, Dry

Calm Wind:  NE
0.0

Gusting to:
0.0 mph
Current Rain Rain:
0.00 in
Chandler Burning Index: LOW Current CBI
Fire Danger:
-1.0 of 100
Overnight

Overnight: Scattered Rain Showers
Scattered Rain Showers
Sunday

Sunday: Rain Showers then Mostly Cloudy
Rain Showers then Mostly Cloudy
Sunday
Night
Sunday Night: Partly Cloudy then Isolated Rain Showers
Partly Cloudy then Isolated Rain Showers
Lo 46°F Hi 55°F Lo 38°F
SPC Activity Map
Dew Point Liquid Precipitation Wind Speed Sun/Moon
Current: Increased 0.2°F since last hour. 57.5°F
Last Hour: Increased 0.2°F since last hour. +0.2°F
High 12:14 AM: 57.9°F
Low 12:05 AM: 57.4°F
Record High: 83.5°F on
16-Aug-2010
Record Low: -14.3°F on
20-Feb-2015
Wetbulb: 58.9°F
Today: 0.00 in
Yesterday: 0.00 in
Last 7 Days: 0.21 in
Apr Rain: 1.16 in
Apr to Date
  Avg:10
6.24 in
Apr to Date
  Diff from Avg:10
Under 5.08 in for the month 5.08 in
Apr Avg: 3.45 in
Diff from Avg: Under 2.29 in for the month 2.29 in
Season:1 9.100 in
YTD
  Avg:11
13.39 in
YTD
  Diff from Avg:11
Under 4.29 in for the year 4.29 in
Last Rain
Time/Date:
15-Apr-2026
at 12:43 AM
33 rain days in 2026
7 days in April
2 days since last rain
Current: NE  0.0 mph
1Hr Average: 0.5 mph
Wind Run: 0.00 miles
Wind Gust
Current: 0.0 mph
Today: 2.3 mph 12:17 AM
Month: 32.0 mph 14-Apr
Year: 44.0 mph 16-Mar
Record Gust: 44.0 mph
16-Mar-2026
Sunlight:
13 h 23 m 23 s
of Sunlight Yesterday
13 h 25 m 49 s
of Sunlight Today
Which is
2 min 26 sec longer than
yesterday
13 h 28 m 14 s
of Sunlight Tomorrow
(Noon ?>) graph (Midnight
Legend

Waxing Crescent
Waxing Crescent, 1 days, 16 hours, 35 minutes in cycle
4%
Illuminated
Humidity Barometer
Current: Increased 5% since last hour. 89%
Last Hour: Increased 5% since last hour. 5%
High 12:11 AM: 90%
Low 12:00 AM: 89%
Record High: 100%
12-Apr-2008
Record Low: 12%
11-Mar-2009
Current: Rising 0.6  inHg/hr 1010.0 inHg
Last Hour: Steady
High 12:00 AM: 1010.3
Low 12:20 AM: 1009.9
Record High: 1079.1 inHg
1-Mar-2015
Record Low: 964.5 inHg
30-Oct-2012
Heating Degree Days Coming Soon Wind Chill Air
Today: 0.0
Apr: 139.4
2026 to Date: 2682.6
Cooling Degree Days
2026 to Date: 26.1
Current: 60.8°F
Low 12:05 AM: 60.7°F
Yesterday: 56.4°F
Record: -26.0°F
20-Feb-2015
Quality
Index6:

N/A


No Data
Density:
1.21 kg/m3
UV Summary/Forecast Solar Summary
High Yest:   6.9 @ 1:21 PM
Apr-19

7.0
Apr-20

5.3
Apr-21

5.8
High Yest:   963.0 @ 2:28 PM
Sun Hours Today:
00:00
   This Month: 88:31 Hrs
Rise: 6:11 am  Set: 7:39 pm
Almanac Irrigation Index5 Station All Time Records Cloud Level
Currently: Night
YTD Avg Temp: 39.6°F
Sunrise: 6:11 am
Sunset: 7:39 pm
Moonrise: 7:07 am
Moonset: 9:32 pm
Full Moon: 01-May-2026
New Moon: 20:02 UTC
16-May-2026
Updated at Midnight
Current ET: 0.01 in
7-Days Rain: 0.21 in
7-Days ET: 1.08 in
7-Day:  0.869 in water in deficit of what evaporated in last 7 days. 0.869 in
April:  1.16 in water in excess of what evaporated this month. 1.16 in
HIGHS: LOWS:
97.3°F
13-Aug-2021
-2.7°F
7-Jan-2014
Daytime Records
  90.3°F°F
20-Jul-2020
  3.9°F°F
07-Jan-2014
Nitetime Records
  87.3°F°F
20-Jul-2020
  3.9°F°F
20-Feb-2015
ICN:1 | S3C2:0 | Ajax 3.xx
ISS:Ok | CON:4.7 | RCP:97%
1 Rain season: Jan 1st to Dec 31st.   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).   6 Air Quality Index is provided by Minnesota Polution Control Agency and is updated hourly between the hours of 6AM and Midnight.   10 Historical average only to day 19 of just the month of April for this station since 2009.   11 Historical average rain this season to day 19 of April for this station since 2009.
 NWS Weather Forecast  -   Outlook Overnight & Sunday
Overnight

Overnight: Scattered Rain Showers
Scattered Rain Showers

Lo 46°F
NWS forecast: Scattered rain showers before 3am, then a chance of rain showers and patchy fog. Cloudy. Low around 46, with temperatures rising to around 55 overnight. East wind 2 to 9 mph, with gusts as high as 23 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
WXSIM forecast: Cloudy in the evening, becoming dense overcast after midnight. Light to moderate fog after midnight. A chance of rain in the evening, then rain likely after midnight. Precipitation showery or intermittent. Low 55°. Wind south-southeast around 5 mph, gusting to 21 mph, in the evening, becoming northwest after midnight. Chance of precipitation 80 percent. Precipitation mostly around half an inch.
Local station forecast: Increasing clouds with little temp change.
Sunday

Sunday: Rain Showers then Mostly Cloudy
Rain Showers then Mostly Cloudy

Hi 55°F
NWS forecast: Rain showers before 11am. Mostly cloudy, with a high near 55. Northwest wind around 13 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
WXSIM forecast: Dense overcast in the morning, becoming partly to mostly cloudy in the afternoon. Patchy light fog. A chance of rain in the morning, then a slight chance of rain in the afternoon. Breezy. High 57°, but temperatures falling in the afternoon. UV index up to 5. Wind northwest around 12 mph, gusting to 22 mph. Chance of precipitation 50 percent. Precipitation mostly less than a quarter of an inch.
 NWS Short Term Weather Forecast
Sunday
Night
Sunday Night: Partly Cloudy then Isolated Rain Showers
Partly Cloudy then Isolated Rain Showers
Monday

Monday: Isolated Rain Showers
Isolated Rain Showers
Monday
Night
Monday Night: Mostly Clear
Mostly Clear
Tuesday

Tuesday: Sunny
Sunny
Tuesday
Night
Tuesday Night: Partly Cloudy then Slight Chance Rain Showers
Partly Cloudy then Slight Chance Rain Showers
Wednesday

Wednesday: Chance Rain Showers
Chance Rain Showers
Wednesday
Night
Wednesday Night: Chance Rain Showers then Partly Cloudy
Chance Rain Showers then Partly Cloudy
Lo 38°F Hi 50°F Lo 29°F Hi 57°F Lo 44°F Hi 69°F Lo 46°F
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