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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 Elko, NV (LKN), 00Z. Its levels are in the table below.
Observed Sounding at Elko, NV (LKN), for (5 h 8 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 (49)
Elko, NV (LKN): the surface first, then up through the atmosphere. Temperature and dew point in °C, as measured.
PressureHeightTemperatureDew pointWind
852 mb1608 m20.6-3.4110° 3 kt
850 mb1614 m18.8-2.2105° 2 kt
829 mb1829 m16.7-2.8110° 4 kt
799 mb2134 m13.8-3.7270° 3 kt
771 mb2438 m10.8-4.6160° 5 kt
743 mb2743 m9.0-7.8175° 5 kt
716 mb3048 m7.4-11.5150° 9 kt
703 mb3200 m6.6-13.4—
700 mb3235 m6.8-15.2175° 18 kt
686 mb3401 m8.2-23.8—
669 mb3607 m7.0-26.0—
652 mb3818 m5.2-26.8—
617 mb4267 m3.0-28.0155° 16 kt
594 mb4572 m1.2-29.1165° 6 kt
572 mb4877 m-1.1-29.6160° 5 kt
556 mb5100 m-2.9-29.9—
529 mb5486 m-6.0-28.8100° 6 kt
509 mb5791 m-8.4-27.9110° 7 kt
500 mb5930 m-9.5-27.5105° 5 kt
489 mb6096 m-10.8-26.4115° 6 kt
470 mb6401 m-13.1-27.5090° 5 kt
460 mb6568 m-14.3-28.3—
439 mb6920 m-17.1-32.1—
418 mb7285 m-19.7-33.7—
405 mb7519 m-21.7-35.7—
400 mb7610 m-22.5-35.5080° 11 kt
383 mb7925 m-24.8-38.7085° 11 kt
373 mb8120 m-26.3-41.3—
352 mb8534 m-29.3-45.7105° 14 kt
337 mb8839 m-31.6-49.0065° 6 kt
323 mb9144 m-33.8-52.2040° 9 kt
309 mb9449 m-36.1-54.6005° 14 kt
300 mb9660 m-37.9-55.9010° 14 kt
261 mb10604 m-44.9-57.9—
250 mb10890 m-46.9-57.9100° 5 kt
236 mb11278 m-49.7-58.4035° 8 kt
225 mb11582 m-51.9-59.0000° 8 kt
214 mb11887 m-53.5-60.5345° 9 kt
204 mb12192 m-55.3-62.3315° 7 kt
200 mb12330 m-56.5-63.5305° 9 kt
186 mb12802 m-58.1-64.5005° 10 kt
168 mb13411 m-60.1-67.2020° 8 kt
153 mb14021 m-61.8-69.6340° 7 kt
150 mb14130 m-62.1-70.1330° 13 kt
138 mb14630 m-62.9-71.8335° 9 kt
125 mb15240 m-64.8-73.0335° 16 kt
113 mb15850 m-67.7-75.6265° 8 kt
103 mb16415 m-70.5-77.5—
100 mb16590 m-71.5-78.5240° 11 kt
Every station with a sounding (78)

SPC observed soundings checked · Data: NOAA/SPC

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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.