STORM MODEWeather tracking workspace

Tropical Storm Pena

Tropical Storm 40 mph (35 kt) · 1004 hPa · W at 9 mph (8 kt)

CPHC Advisory 12 ·

Latest advisory

CPHC forecast for Tropical Storm Pena, Advisory 12; rendered by MaverickWX
Published advisory track · Advisory 12

Observed imagery loads separately from the advisory. The base map is not observed satellite imagery.

ⓘ About this map

The cone describes center uncertainty; impacts can extend outside it.

Basemap

MaverickWX map · Data: NOAA/NHC · not an official graphic

Change time or forecast product

Recorded weather · gaps are marked. Coverage begins with recording activation.

Live sources keep independent clocks.

Replay coverage and interpretation

Rolling target: 24 hours; cells: six hours. Radar: NOAA MRMS national overview, 8-minute tolerance. Satellite: original GOES GeoColor day/night picture, hourly sampling, 75-minute tolerance. No interpolation or latest-image fallback. Warning and source checks retain their own clocks. “Recorded by” is collector acquisition evidence, not exact browser publication history.

Current GLM density, velocity and specialist layers are hidden during replay. Snow uses retained footprint metadata with unverified pixel time. Forecast uses one pinned issuance/run and exact valid time.

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Analysis

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Analysis

Area, source times and interpretation

Current cached context, independently dated. Regional products keep their published footprint; they are not clipped or attributed to one storm. This section remains separate from the historical replay cursor and official cyclone forecast. Use Forecast to pin a retained model package.

Soundings: what weather balloons measured

SPC’s skew-T diagram and hodograph of the sounding at Zacatecas, Mexico (76526), 12Z. Its levels are in the table below.
Observed Sounding at Zacatecas, Mexico (76526), for (5 h 21 min ago). SPC’s graphic; the values in its panels (CAPE, shear, the indices) are SPC’s computations from these levels. Data: NOAA/SPC.

A balloon launched about an hour before the time named, measuring as it rose and drifted with the wind: the atmosphere above one place, at one time. Model soundings, which are forecasts, are not shown here.

The levels this sounding was drawn from (31)
Zacatecas, Mexico (76526): the surface first, then up through the atmosphere. Temperature and dew point in °C, as measured.
PressureHeightTemperatureDew pointWind
779 mb2265 m9.24.6calm
766 mb2406 m13.05.0205° 4 kt
752 mb2560 m13.44.4—
700 mb3156 m8.84.0220° 14 kt
688 mb3297 m7.83.5225° 16 kt
617 mb4188 m1.40.6—
599 mb4427 m1.4-8.6—
586 mb4603 m1.0-22.0—
564 mb4910 m-0.1-26.1—
550 mb5109 m-1.9-23.8270° 16 kt
527 mb5448 m-4.9-19.9—
500 mb5860 m-6.9-18.9250° 27 kt
483 mb6129 m-8.5-20.5—
447 mb6723 m-13.3-24.3—
437 mb6895 m-14.3-28.5260° 29 kt
426 mb7088 m-15.7-30.7—
400 mb7560 m-18.7-25.7255° 39 kt
386 mb7825 m-21.1-28.1—
366 mb8219 m-21.9-45.9—
332 mb8929 m-27.9-37.9—
306 mb9511 m-33.1-53.1—
300 mb9650 m-34.1-58.1245° 47 kt
265 mb10499 m-40.7-59.0260° 60 kt
250 mb10890 m-44.1-59.1255° 58 kt
230 mb11447 m-49.1-53.6—
220 mb11739 m-51.3-57.3—
200 mb12360 m-53.5-73.5255° 54 kt
167 mb13495 m-59.8-79.1265° 39 kt
150 mb14170 m-63.5-82.5260° 43 kt
118 mb15587 m-71.7-85.1250° 43 kt
100 mb16560 m-77.5-86.5270° 33 kt

SPC observed soundings checked · Data: NOAA/SPC

Impacts

No supported U.S. monitoring area
Official forecast table

Forecast points

CPHC Advisory 12 · advisory · forecast cycle . Forecast positions are future estimates, not observed imagery. Classification is shown only where published.

Published official forecast; no interpolated positions or winds
Valid time / leadPositionClassificationSustained wind

+0 h from forecast cycle
11.4°N, 159.1°WTropical storm40 mph (35 kt)

+3 h from forecast cycle
11.4°N, 159.5°WTropical storm40 mph (35 kt)

+12 h from forecast cycle
11.4°N, 161.6°WTropical storm40 mph (35 kt)

+24 h from forecast cycle
11.3°N, 163.6°WTropical storm40 mph (35 kt)

+36 h from forecast cycle
11.1°N, 165.6°WTropical storm46 mph (40 kt)

+48 h from forecast cycle
11.1°N, 168.0°WTropical storm46 mph (40 kt)

+60 h from forecast cycle
11.4°N, 170.7°WTropical storm46 mph (40 kt)

+72 h from forecast cycle
12.0°N, 173.8°WTropical storm46 mph (40 kt)

+96 h from forecast cycle
13.4°N, 180.0°WTropical storm40 mph (35 kt)

+120 h from forecast cycle
14.7°N, 175.3°ETropical storm40 mph (35 kt)
Advisory history and records

Advisory history

Return to latest advisory

Each entry selects one immutable snapshot. Intermediate, special and corrected records are separate identities where retained. Current NWS context is labelled separately. Historical impact manifests are not retained by this index; newer impacts are never attached to an earlier advisory. Same-time corrections replaced in the publisher’s index cannot be selected unless still listed.

Monitoring geography
Area
None: no U.S. state or territory is under NHC’s coastal watches or warnings or inside the cone, Advisory 12
Coastal watches and warnings: none in a U.S. state · Cone: crosses no U.S. state
Hazards
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Window
In force now, with this advisory’s forecast
Made by
CPHC’s own products, as this site’s pipeline published them, read again with each new advisory. Watch another area

The storm’s area, by its warning centre’s products: everything listed is in force in this area, never “from this storm”.

All published products and source descriptions

Forecast track

The official forecast track for Tropical Storm Pena, CPHC Advisory 12

The official forecast track, drawn by this site from CPHC’s Advisory 12 (). Not an official CPHC product. Data: NOAA/NHC. CPHC’s own.

Wind speed probabilities

Chance of sustained wind of at least 34, 50 and 64 knots, by place
Place34 kt50 kt64 kt
10n 170w6%——
10n 165w4%——

NHC’s chance of sustained wind of at least each speed at each place it lists, through ; the places with the highest chance of 34 kt first. Issued . Data: NOAA/NHC. NHC’s table.

NHC’s coastal watches and warnings

NHC has no coastal watch or warning in effect for this storm.

In NHC’s words, Advisory 12, issued . The areas NHC names, in the United States and abroad; for a place outside the United States its national service is the warning authority. Data: NOAA/NHC. NHC’s advisory.

Intensity forecast

The official intensity forecast for Tropical Storm Pena, CPHC Advisory 12

The official intensity forecast, drawn by this site from CPHC’s Advisory 12 (). Not an official CPHC product. Data: NOAA/NHC. CPHC’s own.

Satellite

The storm’s page shows it on NASA GIBS (NOAA GOES, JMA Himawari)’s imagery, loaded by your browser. GOES-West at 22° from the storm's meridian.

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Imagery from NASA GIBS: NOAA GOES and JMA Himawari.

Model guidance

The models’ tracks, which are not a forecast for Tropical Storm Pena, CPHC Advisory 12

The models’ tracks, which are not a forecast, drawn by this site from CPHC’s Advisory 12 (). Not an official CPHC product. Data: NOAA/NHC. CPHC’s own.

Radar

NOAA’s radar for the area, loaded by your browser as on the Radar page.

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My places

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Outside NWS coverageTropical Storm Pena
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