IndianaSite 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 Great Falls, MT (TFX), 00Z. Its levels are in the table below.
Observed Sounding at Great Falls, MT (TFX), for (4 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 (58)
Great Falls, MT (TFX): the surface first, then up through the atmosphere. Temperature and dew point in °C, as measured.
PressureHeightTemperatureDew pointWind
894 mb1134 m17.4-1.6215° 15 kt
882 mb1250 m17.6-2.4—
854 mb1524 m16.4-6.2220° 34 kt
850 mb1567 m16.2-6.8225° 34 kt
824 mb1829 m14.3-9.5230° 32 kt
795 mb2134 m12.4-12.4250° 29 kt
774 mb2355 m12.0-16.0—
758 mb2529 m12.2-21.8—
739 mb2743 m10.9-25.7270° 36 kt
708 mb3096 m8.8-32.2—
700 mb3190 m8.0-32.0275° 31 kt
686 mb3353 m6.6-32.3270° 30 kt
662 mb3647 m4.2-32.8—
636 mb3962 m2.4-35.2280° 29 kt
613 mb4267 m0.6-37.5265° 28 kt
569 mb4861 m-2.9-41.9—
546 mb5182 m-5.3-42.8285° 44 kt
525 mb5486 m-7.5-45.1275° 41 kt
513 mb5672 m-8.9-46.9—
500 mb5870 m-10.5-45.5280° 45 kt
485 mb6096 m-12.2-43.4280° 44 kt
466 mb6401 m-14.6-40.5275° 46 kt
456 mb6569 m-15.9-38.9—
436 mb6905 m-18.5-41.5—
421 mb7164 m-20.5-39.5—
404 mb7467 m-22.3-46.3—
400 mb7540 m-22.9-44.9280° 41 kt
389 mb7743 m-24.7-44.7—
370 mb8105 m-27.5-48.5—
355 mb8400 m-29.7-43.7—
335 mb8811 m-31.9-49.9—
319 mb9144 m-34.1-52.1290° 39 kt
306 mb9449 m-36.4-53.3285° 43 kt
300 mb9580 m-37.5-53.5290° 41 kt
267 mb10363 m-43.8-52.4305° 27 kt
255 mb10668 m-46.2-53.6300° 27 kt
250 mb10810 m-47.3-54.3295° 30 kt
231 mb11330 m-52.1-57.1—
218 mb11704 m-55.5-59.3—
208 mb12003 m-58.1-61.7—
200 mb12250 m-60.3-64.5275° 37 kt
189 mb12599 m-62.3-66.8—
174 mb13106 m-61.8-67.9280° 49 kt
164 mb13472 m-61.3-68.3—
150 mb14020 m-63.5-72.5280° 60 kt
136 mb14630 m-64.6-75.4280° 58 kt
123 mb15240 m-66.3-78.6275° 51 kt
100 mb16459 m-69.2-83.2245° 26 kt
100 mb16480 m-69.3-83.3235° 33 kt
86 mb17374 m-66.1-84.0260° 48 kt
75 mb18205 m-66.9-85.9—
64 mb19202 m-63.9-86.8265° 30 kt
52 mb20422 m-59.8-86.5265° 24 kt
41 mb21946 m-59.3-86.3205° 10 kt
30 mb23910 m-56.1-84.1065° 1 kt
20 mb26510 m-53.9-81.9275° 11 kt
10 mb31010 m-48.5-79.5010° 14 kt
6 mb34637 m-45.3-72.3—
Every station with a sounding (78)

SPC observed soundings checked · Data: NOAA/SPC

Indiana 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.