Final Houston Marathon forecast: Oh baby

This will be the final forecast for the Houston Marathon on Sunday, Jan. 17th. The TL;DR version is:

OH MY GOD THE WEATHER IS GOING TO BE NIGH PERFECT.

Today’s light northwesterly winds herald the arrival of a cool front, and we’ll see colder air steadily advecting into the area over the next couple of days. Moisture levels aren’t particularly high in the atmosphere, but there will be a chance of light rain tomorrow, likely during the afternoon hours. Cold air really takes hold by Saturday night. And so, for the marathon …

Start line temperature: 41°

Temperature at noon: 53°

Skies: Partly to mostly clear

Winds: 5-10 miles out of N-NE

Ideally the winds would be zero, but since they’re coming out of the north we can be assured of low dew points, which means low humidity and ideal cooling.

We’ll have Spring for a day, then return to winter this weekend

Good morning. Today will provide a taste of spring-like conditions before more winter-like weather returns this weekend.

TODAY

After any lingering fog will burn off this morning, and we’ll have a mostly sunny sky. Although a cool front will arrive by this afternoon, temperatures will rise into the low 70s as the colder air lags. It will be the region’s warmest day in nearly three weeks. After the Sun sets we’ll start to cool off fairly quickly, however, with lows tonight in the 40s.

SATURDAY

Saturday will be cooler, as northerly air moves into the region, and an upper level storm system will bring some chances of rain, especially to the south-southeast of Houston. Even so I don’t expect any significant accumulations. Most areas will see a tenth of an inch of rain, at the very most. The day will be mostly cloudy.

Accumulation forecast: Any rain that does develop on Saturday will be light, and chances are best along the coast. (Weather Bell)
Accumulation forecast: Any rain that does develop on Saturday will be light, and chances are best along the coast. (Weather Bell)

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Warmer, and a bit wetter, before a cooler weekend

Temperatures are quite a bit warmer this morning — falling only to around 50 degrees — and this warming trend will continue through Friday afternoon before another cold front.

TODAY

As we warm into the low- to mid-60s today, and atmospheric moisture levels increase, there will be some scattered showers and possibly a few thunderstorms develop across Houston later today. Chances are best between the city and the coast. Not expecting any kind of washout, with a few tenths of an inch of rain at most.

FRIDAY

Drier air will move in behind the rain, and it won’t bring very cold air initially. This, along with sunshine, will allow highs on Friday to warm to about 70 degrees. Houston hasn’t had a 70 degree day since two days after Christmas, so for many a bit of warmth may be welcome.

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Winter’s chill to give way for a few days now, but will return for the weekend

Good morning. It’s another cool start to the day with temperatures in the upper 30s and low 40s, but now we’re going to warm up.

TODAY

Mostly sunny skies will allow temperatures to rise into the low 60s today with light winds. It should be a very pleasant afternoon and evening. Tonight will be warmer, with temperatures only falling to around 50 degrees.

THURSDAY

More southerly winds will bring moisture back into the atmosphere, and an upper-level disturbance will increase rain chances somewhat, but the heaviest showers will remain off the coast. Highs will climb into the upper 60s under partly cloudy skies.

FRIDAY

A cold front, almost certainly with no rain, will push through Houston during the day, limiting afternoon temperatures to the upper 60s. This will return colder, and drier air to the region, allowing Friday night’s low temperatures to dip back into the mid-40s.

Looking for a respite from winter? Friday afternoon may be your best bet. (Weather Bell)
Looking for a respite from winter? Friday afternoon may be your best bet. (Weather Bell)

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