VirginiaSite 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 Blacksburg, VA (RNK), 00Z. Its levels are in the table below.
Observed Sounding at Blacksburg, VA (RNK), for (3 h 59 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 (61)
Blacksburg, VA (RNK): the surface first, then up through the atmosphere. Temperature and dew point in °C, as measured.
PressureHeightTemperatureDew pointWind
938 mb654 m23.215.2275° 7 kt
928 mb732 m19.714.0335° 23 kt
925 mb756 m18.613.6335° 23 kt
910 mb896 m17.813.2320° 25 kt
887 mb1114 m16.612.6305° 21 kt
864 mb1338 m15.411.9—
854 mb1437 m15.111.4325° 7 kt
850 mb1477 m15.011.2300° 7 kt
832 mb1658 m13.910.1280° 14 kt
810 mb1884 m12.49.1250° 17 kt
766 mb2350 m9.56.3240° 20 kt
755 mb2469 m8.85.4240° 19 kt
745 mb2580 m8.14.7240° 23 kt
722 mb2839 m6.52.9250° 28 kt
712 mb2954 m5.72.1245° 39 kt
701 mb3081 m4.51.3250° 42 kt
700 mb3093 m4.41.2250° 41 kt
690 mb3210 m3.50.6250° 40 kt
668 mb3472 m1.5-0.6245° 43 kt
658 mb3595 m0.6-1.2—
646 mb3743 m-0.5-2.5—
633 mb3905 m-1.3-3.1—
610 mb4198 m-3.5-8.8230° 43 kt
597 mb4368 m-4.8-12.1240° 43 kt
583 mb4555 m-6.2-15.7240° 50 kt
539 mb5171 m-4.9-25.9—
512 mb5574 m-6.3-32.7230° 67 kt
500 mb5760 m-6.9-35.9235° 68 kt
486 mb5978 m-8.5-34.3235° 67 kt
474 mb6170 m-10.1-33.5230° 65 kt
440 mb6736 m-14.9-32.9—
426 mb6979 m-15.9-28.9—
416 mb7157 m-16.3-25.6235° 70 kt
403 mb7394 m-16.7-24.7230° 72 kt
400 mb7450 m-17.1-26.1230° 71 kt
383 mb7775 m-19.5-29.5—
364 mb8151 m-22.3-30.3—
351 mb8417 m-24.7-32.9240° 66 kt
341 mb8628 m-26.5-33.5—
326 mb8951 m-29.1-36.1—
315 mb9196 m-31.3-38.1235° 64 kt
300 mb9540 m-34.3-41.3230° 64 kt
289 mb9801 m-36.1-44.1—
278 mb10070 m-37.7-46.8225° 68 kt
268 mb10323 m-38.6-50.2230° 69 kt
254 mb10692 m-40.7-56.0230° 73 kt
250 mb10800 m-41.5-55.5230° 71 kt
234 mb11240 m-44.2-59.0225° 74 kt
215 mb11801 m-47.5-63.5230° 75 kt
203 mb12181 m-49.7-66.5230° 82 kt
200 mb12280 m-50.3-67.3225° 80 kt
188 mb12679 m-52.7-71.0225° 69 kt
177 mb13067 m-55.0-74.5220° 75 kt
166 mb13475 m-57.4-77.2215° 77 kt
152 mb14027 m-61.3-80.4220° 80 kt
150 mb14110 m-61.9-80.9220° 80 kt
140 mb14532 m-64.1-82.7225° 79 kt
130 mb14983 m-66.5-84.5—
119 mb15519 m-65.6-84.0250° 63 kt
109 mb16047 m-68.3-86.9260° 44 kt
100 mb16560 m-71.3-88.3245° 38 kt
Every station with a sounding (78)

SPC observed soundings checked · Data: NOAA/SPC

Virginia 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.