MCDONALD OBSERVATORY, TX 79734 Weather Forecast & Current Conditions

Enter ZIP code or City, State   
    


MARFA, TX
Current Weather

12:01 PM CDT AUG 19, 2025
Scattered Clouds
81°F
Feels Like: 81°F
Dewpoint: 57°F
Rel. Hum.: 44%
Visibility: 10 miles
Wind: SE at 7 mph
Pressure: 30.31 inches
Last 72 hours

Local Area Snow Depth

Texas Current Weather

Texas MOS Forecast Weather


Regional Weather Maps


(Automated weather data from NWS/FAA)
10-Day model forecast maps
2025 Hurricanes

MCDONALD OBSERVATORY, TX 79734
Weather Forecast

Snowfall Forecast pages
Snow Depth pages
THIS AFTERNOON
Numerous showers and thunderstorms. Highs in the mid 80s. East winds 5 to 10 mph. Chance of rain 70 percent.
TONIGHT
Mostly cloudy with isolated showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 60s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.
WEDNESDAY
Partly cloudy. Isolated showers and thunderstorms in the morning, then scattered showers and thunderstorms in the afternoon. Highs in the mid 80s. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
WEDNESDAY NIGHT
Mostly cloudy with isolated showers and thunderstorms in the evening, then partly cloudy after midnight. Lows in the lower 60s. Northeast winds 10 to 15 mph. Chance of rain 20 percent.
THURSDAY
Mostly sunny. A chance of showers and thunderstorms in the afternoon. Highs in the lower 80s. Northeast winds 5 to 10 mph. Gusts up to 25 mph in the afternoon. Chance of rain 50 percent.
THURSDAY NIGHT
Mostly clear. Lows in the lower 60s.
FRIDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.
FRIDAY NIGHT
Mostly clear. Lows around 60.
SATURDAY
Sunny. Highs in the mid 80s.
SATURDAY NIGHT
Mostly clear. Lows around 60.
SUNDAY
Sunny. Highs in the mid 80s.
SUNDAY NIGHT
Mostly clear. Lows in the lower 60s.
MONDAY
Sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the mid 80s. Chance of rain 20 percent.

Visible Weather Satellite
MCDONALD OBSERVATORY, TX 79734
Infrared Weather Satellite
MCDONALD OBSERVATORY, TX 79734
NEXRAD Weather Radar
MCDONALD OBSERVATORY, TX 79734

MARFA, TX 3 hourly weather forecast

weather forecast created  8:00 AM EDT  8/19/2025
Tuesday
19 AUG 2025
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 1, 12 hours 1 PM 81° 81° Mostly Cloudy 62%
RAIN
***
0% Thunder
( 61% severe)
SSE   6 46% 58°
High 82° MCDONALD OBSERVATORY, TX 79734 weather forecast Day 1, 15 hours 4 PM 78° 79° Mostly Cloudy SE   7 50% 58°
Mostly Cloudy

Rain Likely

MCDONALD OBSERVATORY, TX 79734 weather forecast Day 1, 18 hours 7 PM 78° 79° Mostly Cloudy 15%
RAIN
.1–.25 in
0% Thunder
( 28% severe)
NNW   8 52% 59°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 1, 21 hours 10 PM 71° 71° Partly Cloudy ENE   3 68% 60°
Wednesday
20 AUG 2025
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 0 hours 1 AM 68° 68° Partly Cloudy 4%

0% Thunder
( 8% severe)
NE   3 76% 60°
Low 62° MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 3 hours 4 AM 65° 65° Partly Cloudy NNE   2 81% 59°
High 86° MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 6 hours 7 AM 63° 64° Partly Cloudy 14%
RAIN
<.01 in
0% Thunder
( 22% severe)
NNE   2 84% 58°

Partly Cloudy

Rain Likely

MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 9 hours 10 AM 75° 75° Partly Cloudy ENE   3 60% 60°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 12 hours 1 PM 82° 82° Partly Cloudy 52%
RAIN
.25–.5 in
0% Thunder
( 57% severe)
ENE   10 44% 58°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 15 hours 4 PM 81° 81° Partly Cloudy ENE   12 44% 57°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 18 hours 7 PM 78° 79° Mostly Cloudy 12%
RAIN
.01–.1 in
0% Thunder
( 25% severe)
ENE   10 50% 58°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 2, 21 hours 10 PM 71° 71° Partly Cloudy ENE   5 68% 60°
Thursday
21 AUG 2025
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 3, 0 hours 1 AM 68° 68° Partly Cloudy 4%

0% Thunder
( 8% severe)
NE   2 76% 60°
Low 60° MCDONALD OBSERVATORY, TX 79734 weather forecast Day 3, 3 hours 4 AM 64° 66° Partly Cloudy NNE   2 84% 59°
High 85° MCDONALD OBSERVATORY, TX 79734 weather forecast Day 3, 6 hours 7 AM 62° 63° Partly Cloudy 8%

0% Thunder
( 12% severe)
NNE   3 87% 58°

Partly Cloudy

Chance of Rain

MCDONALD OBSERVATORY, TX 79734 weather forecast Day 3, 9 hours 10 AM 75° 75° Clear NE   3 60% 60°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 3, 15 hours 1 PM 82° 82° Partly Cloudy 35%
RAIN
.01–.1 in
0% Thunder
( 47% severe)
ENE   9 43% 57°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 3, 18 hours 4 PM 81° 81° Partly Cloudy ENE   12 41% 55°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 3, 21 hours 7 PM 80° 80° Partly Cloudy     ENE   10 41% 54°

MARFA, TX extended weather forecast

Friday
22 AUG 2025
Saturday
23 AUG 2025
Sunday
24 AUG 2025
Monday
25 AUG 2025
Tuesday
26 AUG 2025
Low 59° Low 59° Low 59° Low 59° Low 60°
High 89° High 90° High 88° High 89° High 89°
MCDONALD OBSERVATORY, TX 79734 weather forecast Day 4 MCDONALD OBSERVATORY, TX 79734 weather forecast Day 5 MCDONALD OBSERVATORY, TX 79734 weather forecast Day 6 MCDONALD OBSERVATORY, TX 79734 weather forecast Day 7 <!--SEARCHED_TOWN_NAME--> weather forecast Day 8
Clear
11% Rain
Clear
10% Rain
Clear
10% Rain
Clear
12% Rain
Partly Cloudy
33% Rain
WEATHER SELECT BOX EXAMPLES:
for LOCAL WEATHER:
SNOW DEPTH:
LOCAL WEATHER RADAR:
STATE WEATHER MAP:
Mcdonald Observatory, TX
Mcdonald Observatory, TX snow
Mcdonald Observatory, TX radar
TX map
-or-
-or-
-or-
 
79734
79734 snow
79734 radar
 
-or-
-or-
 
 
TX
TX snow
 
 
Copyright © 2024 WeatherStreet.com
Put our free WeatherStreet weather lookup on your web page.
Terms & Conditions