UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025123012.upa.cvt Date: 1200Z 30 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:1200Z 30 DEC 25 Station: X0935 WMO ident: 30935 Latitude: 50.37 Longitude: 108.75 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- 0 1000 318 SFC 940 771 -26.1 -29.4 74 3.3 -26.4 0 0 251.5 251.5 250.8 252.4 0.36 2 925 889 -22.9 -26.0 76 3.1 -23.2 335 1 255.9 256.0 254.8 257.3 0.50 3 896 1125 -16.7 -19.4 80 2.7 -17.2 305 7 264.6 264.8 262.6 267.2 0.92 4 850 1520 -17.7 -21.4 73 3.7 -18.3 255 17 267.6 267.7 264.6 269.9 0.81 5 733 2627 -18.3 -32.3 28 14.0 -20.1 308 19 278.5 278.6 270.9 279.6 0.35 6 700 2969 -20.5 -34.5 27 14.0 -22.1 325 19 279.8 279.8 271.5 280.7 0.29 7 598 4122 -25.9 -43.9 17 18.0 -27.3 330 28 286.4 286.4 275.0 286.9 0.13 8 588 4244 -26.5 -44.5 17 18.0 -27.9 330 29 287.1 287.1 275.4 287.5 0.12 9 500 5390 -37.1 -45.1 43 8.0 -37.5 335 38 287.8 287.8 275.7 288.3 0.14 10 434 6351 -45.9 -51.9 51 6.0 -46.1 351 47 288.5 288.5 276.0 288.8 0.07 11 416 6632 -47.9 -53.9 50 6.0 -48.0 356 50 289.5 289.5 276.5 289.7 0.06 12 400 6890 -48.9 -54.9 50 6.0 -49.0 360 52 291.4 291.4 277.4 291.6 0.06 13 304 8657 -58.4 -64.4 46 6.0 -58.5 15 68 301.8 301.8 282.1 301.9 0.02 14 300 8740 -58.9 -64.9 46 6.0 -59.0 15 68 302.3 302.3 282.3 302.4 0.02 15 298 8782 -59.3 -65.3 46 6.0 -59.3 15 66 302.3 302.3 282.3 302.4 0.02 16 250 9880 -57.3 -64.3 41 7.0 -57.4 340 44 320.9 320.9 289.0 321.0 0.03 17 244 10033 -57.7 -64.7 40 7.0 -57.8 339 45 322.5 322.5 289.6 322.6 0.03 18 216 10812 -52.3 -59.3 43 7.0 -52.5 333 48 342.3 342.3 295.0 342.6 0.06 19 200 11310 -52.5 -60.5 37 8.0 -52.7 330 50 349.6 349.6 296.6 349.9 0.06 20 150 13180 -51.3 -61.3 29 10.0 -51.7 315 52 381.7 381.7 302.6 382.0 0.07 21 100 15770 -56.9 -68.9 21 12.0 -57.2 305 40 417.8 417.8 307.4 418.0 0.04 22 88 16585 -53.5 -65.5 22 12.0 -54.1 309 33 440.2 440.2 309.9 440.5 0.06 23 70 18050 -55.1 -69.1 16 14.0 -55.7 315 21 466.5 466.5 312.4 466.8 0.05 24 53 19813 -58.3 -72.3 15 14.0 -58.9 298 31 497.7 497.7 314.8 498.0 0.04 25 50 20180 -57.5 -71.5 15 14.0 -58.2 295 33 508.0 508.0 315.5 508.3 0.05 26 36 22288 -50.9 -66.9 13 16.0 -52.7 334 19 575.1 575.1 319.5 576.0 0.13 27 30 23470 -52.7 -68.7 13 16.0 -54.5 355 11 601.0 601.0 320.7 601.9 0.12 28 29 23689 -52.7 -68.7 13 16.0 -54.5 606.8 606.9 321.0 607.8 0.13 TRP 298 8782 -59.3 -65.3 46 6.0 -59.3 15 66 302.3 302.3 282.3 302.4 0.02 WND 304 8657 -58.4 -64.4 46 6.0 -58.5 15 68 301.8 301.8 282.1 301.9 0.02 Sounding variables and indices 1000-500 mb thick: 5072.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 39.71 % Est. max temperature: -4.99 C = 23.02 F Sfc-Lift cond lev (LCL): 889.41 mb = 1180.53 m = 3873.07 ft T: -16.84 C 700-500 lapse rate: 6.86 C/km ThetaE index: 0.00 C Layer 940.0- -0.0 mb Conv cond level (CCL): 940.00 mb = 770.62 m = 2528.26 ft Mean mixing ratio: 0.75 g/kg Conv temperature: -21.19 C = -6.14 F Cap Strength: 19.30 C Lifted Index: 18.84 C Risk: None Lifted Index @300 mb: 26.45 C Lifted Index @700 mb: 14.17 C Showalter Index: 14.85 C Risk: None Total Totals Index: 35.10 C Risk: None Vertical Totals Index: 19.40 C Cross Totals Index: 15.70 C K Index: -16.00 Risk: None Sweat Index: 72.00 Risk: None Energy Index: 3.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 65.59 J/kg Max Up Vert Vel: 11.45 m/s Conv Inhibition (B-): 47012.56 J/kg Cap Strength: 19.31 C Lift Cond Lev (LCL): 848.13 mb = 1536.43 m = 5040.72 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 2 at 21 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 940 771 0 0 -0.0 -0.0 | 182 21 0.6 20.6 1 925 889 335 1 0.4 -0.9 | 183 20 1.0 19.7 2 850 1520 255 17 16.4 4.4 | 214 30 17.0 25.0 3 700 2969 325 19 10.9 -15.6 | 247 13 11.5 5.0 4 500 5390 335 38 16.1 -34.4 | 310 22 16.7 -13.9 5 400 6890 360 52 -0.0 -52.0 | 359 31 0.6 -31.4 6 304 8657 15 68 -17.6 -65.7 | 21 48 -17.0 -45.1 7 300 8740 15 68 -17.6 -65.7 | 21 48 -17.0 -45.1 8 298 8782 15 66 -17.1 -63.8 | 21 46 -16.5 -43.2 9 250 9880 340 44 15.0 -41.3 | 323 26 15.7 -20.8 10 200 11310 330 50 25.0 -43.3 | 312 34 25.6 -22.7 11 150 13180 315 52 36.8 -36.8 | 293 41 37.4 -16.2 12 100 15770 305 40 32.8 -22.9 | 274 33 33.4 -2.4 13 70 18050 315 21 14.8 -14.8 | 250 16 15.5 5.7 14 50 20180 295 33 29.9 -13.9 | 258 31 30.5 6.6 15 30 23470 355 11 1.0 -11.0 | 189 10 1.6 9.6 Wind Parameters Mean winds (0-6000m): 331.7 at 27.4 knts Storm direction: 1.7 at 20.6 knts Shear (0-3000m) pos: 3.9 neg: 3.0 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 92.3 deg Storm rel helicity (0-3000m) pos: 150.9 neg: 0.0 tot: 150.9 m^2/s^2 ave: 50.3 10^-3 m/s^2 rel: 0.60 Storm rel vorticity (0-3000m) horiz: 8.4 stream: 5.0 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 0.85 Bulk Shear: 77.07 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 291 5 194 20| 0.0 11.0 11.0| 47.3 0.0 47.3 94.6 0.81| 12.4 10.0 1000 260 10 205 25| 0.0 8.9 8.9| 73.4 0.0 73.4 73.4 0.55| 12.5 6.9 1500 269 12 212 25| 2.5 5.9 8.5|106.7 0.0 106.7 71.1 0.58| 10.9 6.3 2000 281 14 219 23| 3.8 4.5 8.3|125.5 0.0 125.5 62.8 0.56| 10.2 5.7 2500 292 15 224 21| 4.0 3.6 7.6|137.4 0.0 137.4 54.9 0.56| 9.3 5.2 3000 301 16 231 19| 3.9 3.0 6.9|150.9 0.0 150.9 50.3 0.60| 8.4 5.0 4000 314 20 245 16| 3.9 2.2 6.1|179.6 0.0 179.6 44.9 0.63| 7.4 4.7 5000 322 23 262 15| 4.2 1.8 5.9|231.4 0.0 231.4 46.3 0.67| 7.0 4.7 6000 332 27 285 14| 4.6 1.5 6.1|335.5 0.0 335.5 55.9 0.71| 7.2 5.2 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251230.12.gif