District of ColumbiaSite 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 Medford, OR (MFR), 00Z. Its levels are in the table below.
Observed Sounding at Medford, OR (MFR), for (5 h 6 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 (48)
Medford, OR (MFR): the surface first, then up through the atmosphere. Temperature and dew point in °C, as measured.
PressureHeightTemperatureDew pointWind
972 mb405 m30.0-5.0calm
958 mb531 m28.2-4.8—
947 mb630 m26.8-6.2—
930 mb786 m26.2-11.8—
925 mb832 m25.8-11.2275° 3 kt
887 mb1198 m23.0-15.0—
870 mb1366 m21.8-13.2—
850 mb1566 m20.0-12.0190° 1 kt
824 mb1829 m17.6-10.9195° 4 kt
814 mb1936 m16.6-10.4—
795 mb2134 m15.4-13.3165° 2 kt
772 mb2384 m14.0-17.0—
749 mb2638 m13.4-34.6—
700 mb3202 m9.4-39.6215° 14 kt
662 mb3658 m7.1-41.9220° 16 kt
615 mb4267 m3.7-44.5210° 20 kt
603 mb4423 m2.6-45.4—
592 mb4572 m1.8-43.6200° 23 kt
570 mb4877 m0.1-40.0205° 25 kt
549 mb5175 m-1.5-36.5—
528 mb5486 m-4.3-37.6210° 35 kt
500 mb5910 m-8.1-39.1210° 34 kt
488 mb6096 m-9.9-39.1210° 34 kt
469 mb6401 m-12.6-40.9210° 31 kt
447 mb6765 m-15.7-44.7—
415 mb7315 m-19.8-54.2240° 37 kt
400 mb7590 m-21.9-58.9240° 38 kt
379 mb7985 m-24.5-58.5—
356 mb8437 m-27.9-48.9—
322 mb9144 m-34.1-50.4235° 34 kt
307 mb9481 m-37.1-51.1—
300 mb9640 m-38.3-51.3230° 35 kt
287 mb9943 m-41.1-50.1—
269 mb10382 m-44.1-59.1—
251 mb10844 m-47.3-57.3—
250 mb10870 m-47.3-55.3240° 41 kt
239 mb11166 m-49.3-53.7—
229 mb11445 m-51.9-55.6—
219 mb11733 m-54.3-57.1—
209 mb12031 m-55.7-60.7—
200 mb12310 m-57.7-61.1225° 48 kt
185 mb12800 m-59.3-73.3—
167 mb13437 m-61.9-73.9—
152 mb14019 m-63.3-80.3—
150 mb14100 m-63.7-80.7235° 48 kt
134 mb14786 m-67.5-82.5—
118 mb15550 m-69.3-88.3245° 55 kt
100 mb16550 m-64.7-87.7245° 31 kt
Every station with a sounding (78)

SPC observed soundings checked · Data: NOAA/SPC

District of Columbia 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.