Rio Grande near San Benito
14 mi- Level
- 34.6 ft
- Flow
- 151 cfs
Forecast peak 34.7 ft Wed 1 AM
Reading from Sat 7:15 AM · NWS gauge page
Observed 8:35 AM CDT at KTXW
Heidelberg, TX weather
Partly cloudy and 68°20°.
Today: low 70°21° (likely 69°21° to 70°21°), high 88°31° (likely 86°30° to 88°31°).
Now 68°20°
Partly sunny
- Wind
- 3 mph5 km/h
- From the northeast. 35–17 mph27 km/h through 9 PM
- Dew point
- 65°19°
- Muggy
- Air quality
- 33Good
- Main pollutant: PM2.5 (fine particles)
Next 48 hours
4°2° cooler than this time yesterday (72°22° then, 68°20° now)
Good hours for
This morningUp to 82°28° by 11 AM · rain chance 10%
This afternoonNear 85°29° · rain chance 20% · feels like 90°32°
TonightDown to 71°22° by 4 AM
Tomorrow morningUp to 82°28° by 11 AM
Tomorrow afternoonNear 84°29°
Tomorrow nightDown to 67°19° by 5 AM
Monday morningNear 69°21°
| Hour | Conditions | Temperature | Feels like | Precipitation | Wind | Humidity | Cloud cover | UV index |
|---|---|---|---|---|---|---|---|---|
| Sat 9a | Mostly sunny | 74°23° (likely 74°23° to 75°24°) | 74°23° | 5% | 7 mph11 km/h from ESE | 85% | — | — |
| Sat 10a | Partly sunny | 79°26° (likely 79°26° to 80°27°) | 82°28° | 10% | 10 mph16 km/h from ESE | 73% | — | — |
| Sat 11a | Partly sunny | 82°28° (likely 82°28° to 83°28°) | 86°30° | 10% | 14 mph23 km/h from ESE | 66% | — | — |
| Sat 12p | Showers | 85°29° (likely 85°29° to 85°29°) | 89°32° | 20% | 15 mph24 km/h from ESE | 59% | — | — |
| Sat 1p | Partly sunny | 86°30° (likely 86°30° to 86°30°) | 90°32° | 10% | 15 mph24 km/h from ESE | 56% | — | — |
| Sat 2p | Showers | 87°31° (likely 86°30° to 87°31°) | 90°32° | 20% | 15 mph24 km/h from ESE | 55% | — | — |
| Sat 3p | Showers | 87°31° (likely 86°30° to 87°31°) | 90°32° | 20% | 16 mph26 km/h from ESE | 53% | — | — |
| Sat 4p | Partly sunny | 86°30° (likely 85°29° to 86°30°) | 89°32° | 10% | 16 mph26 km/h from ESE | 54% | — | — |
| Sat 5p | Partly sunny | 85°29° (likely 84°29° to 85°29°) | 88°31° | 5% | 17 mph27 km/h from ESE | 56% | — | — |
| Sat 6p | Partly sunny | 84°29° (likely 82°28° to 84°29°) | 86°30° | 5% | 16 mph26 km/h from ESE | 57% | — | — |
| Sat 7p | Partly cloudy | 80°27° (likely 79°26° to 80°27°) | 82°28° | 0% | 14 mph23 km/h from ESE | 65% | — | — |
| Sat 8p | Partly cloudy | 78°26° (likely 78°26° to 78°26°) | 78°26° | 0% | 12 mph19 km/h from ESE | 69% | — | — |
| Sat 9p | Partly cloudy | 76°24° (likely 76°24° to 77°25°) | 76°24° | 0% | 9 mph14 km/h from ESE | 74% | — | — |
| Sat 10p | Partly cloudy | 76°24° (likely 76°24° to 76°24°) | 76°24° | 0% | 9 mph14 km/h from ESE | 75% | — | — |
| Sat 11p | Mostly cloudy | 75°24° (likely 75°24° to 76°24°) | 75°24° | 0% | 8 mph13 km/h from ESE | 78% | — | — |
| Sun 12a | Mostly cloudy | 74°23° (likely 74°23° to 75°24°) | 74°23° | 0% | 7 mph11 km/h from ESE | 78% | — | — |
| Sun 1a | Mostly cloudy | 74°23° (likely 74°23° to 75°24°) | 74°23° | 5% | 7 mph11 km/h from ESE | 77% | — | — |
| Sun 2a | Mostly cloudy | 72°22° (likely 72°22° to 74°23°) | 72°22° | 5% | 7 mph11 km/h from ESE | 79% | — | — |
| Sun 3a | Mostly cloudy | 72°22° (likely 72°22° to 73°23°) | 72°22° | 0% | 6 mph10 km/h from ESE | 79% | — | — |
| Sun 4a | Mostly cloudy | 71°22° (likely 71°22° to 73°23°) | 71°22° | 5% | 7 mph11 km/h from E | 81% | — | — |
| Sun 5a | Mostly cloudy | 71°22° (likely 71°22° to 72°22°) | 71°22° | 5% | 7 mph11 km/h from E | 81% | — | — |
| Sun 6a | Partly cloudy | 70°21° (likely 70°21° to 72°22°) | 70°21° | 5% | 7 mph11 km/h from E | 82% | — | — |
| Sun 7a | Partly cloudy | 70°21° (likely 70°21° to 72°22°) | 70°21° | 5% | 7 mph11 km/h from E | 83% | — | — |
| Sun 8a | Mostly cloudy | 70°21° (likely 70°21° to 73°23°) | 70°21° | 5% | 7 mph11 km/h from E | 82% | — | — |
| Sun 9a | Mostly cloudy | 74°23° (likely 74°23° to 76°24°) | 74°23° | 0% | 7 mph11 km/h from ESE | 77% | — | — |
| Sun 10a | Mostly cloudy | 79°26° (likely 79°26° to 80°27°) | 79°26° | 0% | 10 mph16 km/h from ESE | 67% | — | — |
| Sun 11a | Mostly cloudy | 82°28° (likely 82°28° to 83°28°) | 84°29° | 0% | 14 mph23 km/h from ESE | 58% | — | — |
| Sun 12p | Mostly cloudy | 84°29° (likely 84°29° to 84°29°) | 86°30° | 0% | 14 mph23 km/h from ESE | 54% | — | — |
| Sun 1p | Mostly cloudy | 85°29° (likely 84°29° to 85°29°) | 87°31° | 0% | 14 mph23 km/h from ESE | 51% | — | — |
| Sun 2p | Mostly cloudy | 86°30° (likely 85°29° to 86°30°) | 87°31° | 0% | 13 mph21 km/h from ESE | 48% | — | — |
| Sun 3p | Mostly cloudy | 85°29° (likely 84°29° to 85°29°) | 86°30° | 0% | 13 mph21 km/h from E | 48% | — | — |
| Sun 4p | Mostly cloudy | 85°29° (likely 84°29° to 85°29°) | 86°30° | 0% | 14 mph23 km/h from E | 49% | — | — |
| Sun 5p | Cloudy | 84°29° (likely 82°28° to 84°29°) | 85°29° | 0% | 14 mph23 km/h from E | 52% | — | — |
| Sun 6p | Cloudy | 81°27° (likely 81°27° to 81°27°) | 83°28° | 0% | 14 mph23 km/h from E | 56% | — | — |
| Sun 7p | Cloudy | 78°26° (likely 78°26° to 78°26°) | 78°26° | 0% | 13 mph21 km/h from E | 63% | — | — |
| Sun 8p | Cloudy | 76°24° (likely 76°24° to 77°25°) | 76°24° | 0% | 9 mph14 km/h from E | 69% | — | — |
| Sun 9p | Mostly cloudy | 74°23° (likely 74°23° to 76°24°) | 75°24° | 0% | 7 mph11 km/h from E | 74% | — | — |
| Sun 10p | Mostly cloudy | 74°23° (likely 74°23° to 75°24°) | 74°23° | 0% | 5 mph8 km/h from E | 78% | — | — |
| Sun 11p | Mostly cloudy | 73°23° (likely 73°23° to 75°24°) | 73°23° | 0% | 3 mph5 km/h from E | 80% | — | — |
| Mon 12a | Mostly cloudy | 72°22° (likely 72°22° to 74°23°) | 72°22° | 0% | 3 mph5 km/h from E | 81% | — | — |
| Mon 1a | Mostly cloudy | 71°22° (likely 71°22° to 73°23°) | 71°22° | 0% | 3 mph5 km/h from E | 81% | — | — |
| Mon 2a | Mostly cloudy | 70°21° (likely 70°21° to 70°21°) | 70°21° | 0% | 3 mph5 km/h from E | 83% | — | — |
| Mon 3a | Mostly cloudy | 69°21° (likely 69°21° to 69°21°) | 69°21° | 0% | 3 mph5 km/h from E | 84% | — | — |
| Mon 4a | Partly cloudy | 68°20° (likely 68°20° to 68°20°) | 68°20° | 0% | 3 mph5 km/h from E | 86% | — | — |
| Mon 5a | Partly cloudy | 67°19° (likely 67°19° to 67°19°) | 67°19° | 0% | 3 mph5 km/h from E | 88% | — | — |
| Mon 6a | Partly cloudy | 67°19° (likely 67°19° to 67°19°) | 67°19° | 0% | 3 mph5 km/h from ENE | 90% | — | — |
| Mon 7a | Partly cloudy | 67°19° (likely 67°19° to 67°19°) | 67°19° | 0% | 3 mph5 km/h from ENE | 89% | — | — |
| Mon 8a | Partly sunny | 70°21° (likely 70°21° to 70°21°) | 70°21° | 0% | 3 mph5 km/h from ENE | 83% | — | — |
Days ahead
Shaded: typical range for these dates (1991–2020)
Today, Oct 24. Partly sunny. High 88°31°, low 70°21°. Typical 86°30° / 63°17°. Rain 0.02 in0.5 mm, 20% chance. One forecast only.
Morning
6 AM–noon
Partly sunny, 82°28°Dry
Afternoon
noon–6 PM
Showers, 87°31°20% chance
Evening
6 PM–midnight
Partly cloudy, 78°26°Dry
Overnight
midnight–6 AM
Mostly cloudy, 71°22°Dry
Official NWS forecast
Today: A slight chance of rain showers between noon and 4pm. Mostly sunny, with a high near 88. East southeast wind 7 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 20%.
Tonight: Mostly cloudy, with a low around 70. East wind 6 to 16 mph, with gusts as high as 26 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 86°30°–88°31°
- Low, likely
- 69°21°–70°21°
- Typical high / low
- 86°30° / 63°17°
- Wind
- 14 mph23 km/h
Tomorrow, Oct 25. Mostly cloudy. High 86°30°, low 67°19°. Typical 86°30° / 63°17°. Dry. One forecast only.
Morning
6 AM–noon
Mostly cloudy, 70°21°Dry
Afternoon
noon–6 PM
Mostly cloudy, 86°30°Dry
Evening
6 PM–midnight
Mostly cloudy, 76°24°Dry
Overnight
midnight–6 AM
Mostly cloudy, 67°19°Dry
Official NWS forecast
Day: Partly sunny, with a high near 86. East wind 7 to 14 mph, with gusts as high as 23 mph.
Night: Mostly cloudy, with a low around 67. East wind 3 to 14 mph, with gusts as high as 23 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 85°29°–86°30°
- Low, likely
- 67°19°–72°22°
- Typical high / low
- 86°30° / 63°17°
- Wind
- 11 mph18 km/h
Monday, Oct 26. Partly sunny. High 87°31°, low 68°20°. Typical 85°29° / 63°17°. Dry. One forecast only.
Morning
6 AM–noon
Partly sunny, 70°21°Dry
Official NWS forecast
Day: Mostly sunny, with a high near 87. East northeast wind 3 to 10 mph.
Night: Mostly cloudy, with a low around 68. East wind 2 to 10 mph.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 85°29°–87°31°
- Low, likely
- 68°20°–69°21°
- Typical high / low
- 85°29° / 63°17°
- Wind
- 9 mph14 km/h
Tuesday, Oct 27. Partly sunny. High 85°29°, low 68°20°. Typical 85°29° / 62°17°. Rain 0.16 in4.1 mm, 50% chance. One forecast only.
Official NWS forecast
Day: A slight chance of showers and thunderstorms between 7am and 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. East southeast wind 3 to 10 mph. Chance of precipitation is 50%.
Night: A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 68. East southeast wind 2 to 10 mph. Chance of precipitation is 50%.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 84°29°–85°29°
- Low, likely
- 68°20°–71°22°
- Typical high / low
- 85°29° / 62°17°
- Wind
- 8 mph13 km/h
Wednesday, Oct 28. Partly sunny. High 87°31°, low 68°20°. Typical 85°29° / 62°17°. Rain 0.2 in5.1 mm, 20% chance. One forecast only.
Official NWS forecast
Day: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 87. East wind 3 to 12 mph. Chance of precipitation is 20%.
Night: A slight chance of showers and thunderstorms. Partly cloudy, with a low around 68. East wind 3 to 12 mph. Chance of precipitation is 20%.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 85°29°–87°31°
- Low, likely
- 68°20°–72°22°
- Typical high / low
- 85°29° / 62°17°
- Wind
- 9 mph14 km/h
Thursday, Oct 29. Mostly cloudy. High 85°29°, low 69°21°. Typical 84°29° / 62°17°. Rain 0.21 in5.3 mm, 40% chance. One forecast only.
Official NWS forecast
Day: A slight chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. East wind 5 to 12 mph, with gusts as high as 22 mph. Chance of precipitation is 40%.
Night: A chance of showers and thunderstorms before 7pm. Mostly cloudy, with a low around 69. Chance of precipitation is 40%.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 84°29°–85°29°
- Low, likely
- 69°21°–73°23°
- Typical high / low
- 84°29° / 62°17°
- Wind
- 11 mph18 km/h
Friday, Oct 30. Mostly cloudy. High 87°31°, low 69°21°. Typical 84°29° / 62°17°. Dry. One forecast only.
Official NWS forecast
Day: A slight chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 20%.
Night: A slight chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 69.
One forecast onlyOnly one forecast covers this day, so there is nothing to compare against.
- High, likely
- 86°30°–87°31°
- Low, likely
- 69°21°–73°23°
- Typical high / low
- 84°29° / 62°17°
- Wind
- 10 mph17 km/h
The outlook
Today
Dry, high 88°, low 70°.
Tomorrow
Dry, high 86°, low 67°.
Monday
Dry, high 87°, low 68°.
Rest of week
Mostly dry, highs 85–87°.
Want the meteorologists’ reasoning? Read the NWS forecast discussion (BRO) (opens in a new tab)
What changed since yesterday
No meaningful changes from yesterday’s forecast.
Radar
Radar data: NOAA MRMS, rendered by forecast.blue
Radar loads when scrolled into view
Rivers
NOAA river gauges within 25 mi
Below flood stage
Arroyo Colorado South of Mercedes
3.9 mi- Level
- 0.5 ft
- Flow
- 90 cfs
Reading from Sat 7:15 AM · NWS gauge page
North Floodway at Llano Grande
4.8 mi- Level
- 52.5 ft
Reading from Sat 8 AM · NWS gauge page
Main Floodway South of Weslaco
8.3 mi- Level
- 52.7 ft
- Flow
- 91 cfs
Reading from Sat 7:15 AM · NWS gauge page
For your home
What this week’s weather means for heating, cooling, pipes and fresh air.
Cooling this week
About 62% less cooling than a typical week.
This week 23Typical 61
Cooling degree days, base 65°F
Comfort
Sticky, humid air (dew point 65°F).
Open the windows?
No stretch in the next few days is comfortable enough outside, by temperature, dew point and air quality.
Is this typical?
Harlingen Rio Grande Valley International Airport · official normals 1991–2020 · records 1952–2026
Oct 24, today vs a typical year
Today’s expected high is 2°1° warmer than typical.
- Normal high / low
- 86°30° / 63°17°
- Forecast high / low
- 88°31° / 70°21°
- Record high
- 96°36° in 2001
- Record low
- 48°9° in 2007
Last 7 days vs normal
On average 4°2° colder than normal (daily mean temperature).
- −9°−5°SunOct 18
- —MonOct 19
- −1°TueOct 20
- ±0°WedOct 21
- —ThuOct 22
- —FriOct 23
- —SatOct 24
Heidelberg weather by month: normals, records, snow and freeze dates
Sun & moon
Sun
Sunrise 7:35 AM, sunset 6:55 PM.
- Daylight
- 11 h 20 min
- Losing 1 min 29 s a day; shortest Dec 21, 50 min less
- Golden hour
- 6:23–7:09 PM
- Morning 7:21–8:07 AM
- Blue hour
- 7:09–7:18 PM
- Morning 7:12–7:21 AM; first light 7:12 AM
Stars tonight? Unknown
Cloud forecast not available for tonight.
Moon
Waxing gibbous
97% lit · growing
- Today
- sets 5:58 AM · rises 5:50 PM
- Full moon
- Oct 25
- New moon
- Nov 9
