Northern Mariana IslandsSite status

Severe weather analysis

Observations and analyses of the atmosphere now, from NWS, WPC and SPC. Not a forecast and not a warning: for those, see the Briefing and the Live tracker.

SPC soundings: feeds current

SPC soundings: Feed current; checked .

Checked means retrieved, not newly issued. Each graphic retains its issue, observation, initialization or valid time. Site publishing status is separate.

Soundings: what weather balloons measured

SPC’s skew-T diagram and hodograph of the sounding at San Diego, CA (NKX), 00Z. Its levels are in the table below.
Observed Sounding at San Diego, CA (NKX), for (3 h 52 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 (53)
San Diego, CA (NKX): the surface first, then up through the atmosphere. Temperature and dew point in °C, as measured.
PressureHeightTemperatureDew pointWind
997 mb137 m32.65.6085° 12 kt
925 mb805 m26.03.0085° 15 kt
880 mb1239 m21.82.8085° 13 kt
870 mb1339 m20.82.8—
850 mb1539 m19.02.0100° 16 kt
804 mb2012 m14.90.9095° 20 kt
790 mb2161 m13.60.6—
769 mb2387 m12.80.6125° 31 kt
700 mb3168 m6.4-1.6135° 30 kt
687 mb3321 m5.0-2.0—
666 mb3573 m3.1-6.8140° 28 kt
651 mb3757 m2.2-12.8—
626 mb4072 m1.5-26.0115° 26 kt
600 mb4413 m0.6-35.4—
574 mb4762 m-2.1-30.9145° 21 kt
548 mb5127 m-5.4-29.6135° 20 kt
525 mb5463 m-8.4-28.4115° 22 kt
500 mb5840 m-11.7-25.7120° 23 kt
473 mb6257 m-15.6-26.7135° 23 kt
429 mb6990 m-22.5-28.5—
407 mb7375 m-25.9-32.9—
400 mb7500 m-27.3-33.3125° 28 kt
383 mb7811 m-29.9-36.9—
362 mb8209 m-33.3-44.6120° 36 kt
340 mb8647 m-37.3-48.3—
316 mb9153 m-37.1-65.1—
301 mb9487 m-39.7-65.7—
300 mb9510 m-39.5-65.5105° 20 kt
289 mb9765 m-40.7-66.7—
279 mb10005 m-41.3-68.6115° 19 kt
269 mb10252 m-41.4-70.1155° 10 kt
254 mb10642 m-41.5-72.5—
250 mb10750 m-40.3-73.3245° 8 kt
239 mb11055 m-41.3-74.0335° 1 kt
210 mb11932 m-44.9-76.9—
200 mb12260 m-44.7-78.7300° 17 kt
190 mb12600 m-47.5-79.5315° 21 kt
176 mb13105 m-47.5-79.5—
161 mb13682 m-51.5-81.3335° 19 kt
150 mb14140 m-54.7-82.7280° 10 kt
132 mb14944 m-61.5-83.5—
118 mb15629 m-65.0-85.0290° 27 kt
107 mb16224 m-67.1-85.8270° 9 kt
100 mb16630 m-69.1-87.1275° 14 kt
88 mb17365 m-71.9-87.9355° 7 kt
74 mb18420 m-71.0-88.9195° 10 kt
64 mb19319 m-67.5-91.5—
53 mb20425 m-65.2-91.4130° 14 kt
40 mb22143 m-59.7-89.7—
30 mb23960 m-54.9-87.9235° 7 kt
20 mb26550 m-50.5-85.5265° 21 kt
10 mb31090 m-47.3-85.3280° 22 kt
8 mb32571 m-45.1-84.1—
Every station with a sounding (78)

SPC observed soundings checked · Data: NOAA/SPC

Northern Mariana Islands briefing

Not an official warning service. Warnings and watches are the National Weather Service’s, outlooks and reports the Storm Prediction Center’s and the Weather Prediction Center’s (Data: NOAA/NWS, NOAA/SPC, NOAA/WPC). When a warning is issued for you, act on it, and use weather.gov or a NOAA Weather Radio for where you are.