UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122412.upa.cvt Date: 1200Z 24 DEC 25 Searching for X0935... Searching the city database file for: X0935 ... Date:1200Z 24 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 309 SFC 939 771 -24.9 -28.0 75 3.1 -25.2 0 0 252.8 252.8 252.0 253.9 0.41 2 925 882 -21.9 -24.6 79 2.7 -22.2 15 1 256.9 257.0 255.8 258.5 0.56 3 908 1019 -17.9 -20.3 81 2.4 -18.3 353 4 262.4 262.5 260.7 264.7 0.84 4 850 1510 -19.1 -23.9 66 4.8 -19.8 275 15 266.1 266.2 263.2 268.0 0.65 5 784 2108 -22.1 -26.2 69 4.1 -22.7 296 19 269.1 269.2 265.2 270.8 0.57 6 754 2394 -23.5 -32.5 43 9.0 -24.4 306 21 270.6 270.7 265.8 271.6 0.33 7 733 2600 -23.9 -34.9 36 11.0 -25.0 313 23 272.4 272.4 266.8 273.2 0.27 8 707 2864 -24.1 -38.1 26 14.0 -25.4 322 24 275.0 275.0 268.4 275.6 0.20 9 700 2936 -24.7 -38.7 26 14.0 -25.9 325 25 275.1 275.2 268.5 275.7 0.19 10 649 3483 -27.5 -44.5 18 17.0 -28.6 328 35 278.0 278.0 270.1 278.3 0.11 11 530 4915 -35.9 -40.9 60 5.0 -36.2 337 63 284.5 284.5 274.1 285.1 0.20 12 518 5074 -35.5 -40.5 60 5.0 -35.8 338 66 286.8 286.9 275.4 287.5 0.22 13 500 5320 -35.9 -41.9 54 6.0 -36.3 340 71 289.3 289.3 276.6 289.9 0.19 14 499 5334 -35.9 -41.9 54 6.0 -36.3 340 71 289.4 289.5 276.7 290.1 0.19 15 441 6182 -42.3 -48.3 52 6.0 -42.5 340 81 291.8 291.8 277.7 292.1 0.11 16 406 6740 -44.1 -50.1 51 6.0 -44.3 340 88 296.4 296.4 279.9 296.7 0.10 17 400 6840 -44.9 -50.9 51 6.0 -45.1 340 89 296.6 296.7 280.0 297.0 0.09 18 353 7663 -50.5 -56.5 49 6.0 -50.6 342 99 299.9 299.9 281.4 300.1 0.05 19 318 8338 -52.7 -58.7 48 6.0 -52.8 344 108 305.9 305.9 283.8 306.1 0.04 20 311 8481 -54.1 -60.1 48 6.0 -54.2 345 109 305.9 305.9 283.8 306.1 0.04 21 309 8522 -54.6 -60.7 46 6.2 -54.6 345 110 305.8 305.8 283.8 306.0 0.03 22 300 8710 -56.7 -63.7 41 7.0 -56.8 345 110 305.4 305.4 283.6 305.5 0.02 23 263 9535 -61.3 -68.3 39 7.0 -61.4 340 103 310.4 310.4 285.5 310.5 0.01 24 259 9630 -61.3 -68.3 39 7.0 -61.4 340 102 311.8 311.8 285.9 311.8 0.02 25 250 9850 -60.1 -67.1 39 7.0 -60.2 340 101 316.7 316.7 287.7 316.8 0.02 26 200 11250 -57.5 -64.5 41 7.0 -57.6 330 71 341.7 341.7 294.8 341.8 0.03 27 150 13070 -57.5 -67.5 27 10.0 -57.7 320 60 371.0 371.0 300.8 371.1 0.03 28 100 15620 -57.7 -69.7 20 12.0 -58.0 305 66 416.2 416.3 307.3 416.4 0.03 29 70 17860 -56.9 -71.9 13 15.0 -57.4 290 60 462.7 462.7 312.0 462.8 0.03 30 64 18425 -58.5 -73.5 13 15.0 -59.0 287 61 471.2 471.2 312.7 471.3 0.03 31 50 19990 -54.7 -71.7 11 17.0 -55.6 280 64 514.6 514.6 315.9 514.9 0.05 32 43 20959 -53.1 -71.1 9 18.0 -54.4 541.2 541.2 317.6 541.6 0.06 33 40 21422 -55.7 -73.7 9 18.0 -56.8 546.0 546.0 317.9 546.3 0.04 34 32 22872 -46.9 -66.9 8 20.0 -49.8 605.5 605.6 320.9 606.6 0.15 TRP 263 9535 -61.3 -68.3 39 7.0 -61.4 340 103 310.4 310.4 285.5 310.5 0.01 WND 309 8522 -54.6 -60.7 46 6.2 -54.6 345 110 305.8 305.8 283.8 306.0 0.03 Sounding variables and indices 1000-500 mb thick: 5011.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 48.63 % Est. max temperature: -9.04 C = 15.73 F Sfc-Lift cond lev (LCL): 891.60 mb = 1154.72 m = 3788.39 ft T: -18.23 C 700-500 lapse rate: 4.70 C/km Conv cond level (CCL): 939.00 mb = 771.09 m = 2529.80 ft Mean mixing ratio: 0.69 g/kg Conv temperature: -22.12 C = -7.82 F Cap Strength: 18.68 C Lifted Index: 20.48 C Risk: None Lifted Index @300 mb: 29.06 C Lifted Index @700 mb: 10.38 C Showalter Index: 17.58 C Risk: None Total Totals Index: 28.80 C Risk: None Vertical Totals Index: 16.80 C Cross Totals Index: 12.00 C K Index: -21.10 Risk: None Sweat Index: 101.00 Risk: None Energy Index: 4.58 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 47.40 J/kg Max Up Vert Vel: 9.74 m/s Conv Inhibition (B-): 44035.68 J/kg Cap Strength: 20.40 C Lift Cond Lev (LCL): 840.60 mb = 1592.22 m = 5223.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 4 at 33 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 ---------------------------------------------------------- 0 939 771 0 0 -0.0 -0.0 | 184 33 2.5 33.4 1 925 882 15 1 -0.3 -1.0 | 184 32 2.3 32.4 2 850 1510 275 15 14.9 -1.3 | 209 37 17.5 32.1 3 700 2936 325 25 14.3 -20.5 | 233 21 16.9 12.9 4 500 5320 340 71 24.3 -66.7 | 321 43 26.8 -33.3 5 400 6840 340 89 30.4 -83.6 | 327 60 33.0 -50.3 6 309 8522 345 110 28.5 -106.3 | 337 79 31.0 -72.9 7 300 8710 345 110 28.5 -106.3 | 337 79 31.0 -72.9 8 263 9535 340 103 35.2 -96.8 | 329 74 37.8 -63.4 9 250 9850 340 101 34.5 -94.9 | 329 72 37.1 -61.5 10 200 11250 330 71 35.5 -61.5 | 306 47 38.0 -28.1 11 150 13070 320 60 38.6 -46.0 | 287 43 41.1 -12.6 12 100 15620 305 66 54.1 -37.9 | 275 57 56.6 -4.5 13 70 17860 290 60 56.4 -20.5 | 258 60 58.9 12.9 14 50 19990 280 64 63.0 -11.1 | 251 69 65.6 22.3 Wind Parameters Mean winds (0-6000m): 334.3 at 44.6 knts Storm direction: 4.3 at 33.5 knts Shear (0-3000m) pos: 5.5 neg: 2.9 tot: 8.3 10-3/s Storm rel Dir Shear (0-3000m): 91.4 deg Storm rel helicity (0-3000m) pos: 290.4 neg: -1.3 tot: 289.2 m^2/s^2 ave: 96.4 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 9.7 stream: 7.0 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 0.22 Bulk Shear: 217.47 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 ------------------------------------------------------------------------------- 500 319 4 190 31| 0.0 10.0 10.0| 58.8 -1.3 57.5 115.1 0.66| 11.9 7.9 1000 280 9 200 34| 0.0 8.7 8.7|122.6 -1.3 121.3 121.3 0.64| 12.1 7.7 1500 287 12 206 33| 2.3 5.8 8.0|163.7 -1.3 162.4 108.3 0.65| 10.4 6.8 2000 299 15 211 31| 3.6 4.3 7.9|192.9 -1.3 191.6 95.8 0.63| 9.7 6.1 2500 308 17 215 28| 4.6 3.5 8.1|235.8 -1.3 234.5 93.8 0.67| 9.7 6.5 3000 314 20 221 26| 5.5 2.9 8.3|290.4 -1.3 289.2 96.4 0.72| 9.7 7.0 4000 325 28 241 21| 6.7 2.2 8.8|411.6 -1.3 410.3 102.6 0.75| 9.9 7.4 5000 331 36 266 20| 7.0 1.7 8.8|509.8 -1.3 508.5 101.7 0.71| 9.6 6.9 6000 334 45 287 23| 5.9 2.2 8.0|553.0 -1.3 551.8 92.0 0.66| 9.0 6.0 Wrote GIF file: /home/apache/climate/data/raob//X0935/skewt/X0935.skewt.20251224.12.gif