UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010712.upa.cvt Date: 1200Z 7 JAN 26 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 7 JAN 26 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1006 49 -15.9 -19.3 75 3.4 -16.4 270 3 256.8 256.9 256.3 259.0 0.82 1 1000 94 -16.1 -19.5 75 3.4 -16.7 270 3 257.0 257.2 256.5 259.3 0.81 2 925 676 -20.5 -23.8 75 3.3 -21.0 275 7 258.3 258.4 257.1 260.0 0.60 3 881 1034 -24.3 -27.2 77 2.9 -24.6 284 9 258.0 258.1 256.6 259.3 0.47 4 850 1295 -24.3 -27.1 78 2.8 -24.6 290 11 260.7 260.8 258.8 262.1 0.49 5 797 1765 -24.3 -27.1 78 2.8 -24.6 285 14 265.5 265.6 262.5 267.0 0.52 6 700 2701 -29.7 -32.9 74 3.2 -30.0 275 19 269.6 269.7 265.1 270.6 0.34 7 634 3399 -34.5 -37.9 71 3.4 -34.7 284 22 271.9 271.9 266.4 272.6 0.23 8 534 4584 -39.7 -42.5 75 2.8 -39.8 299 27 279.3 279.4 271.1 279.9 0.17 9 500 5030 -43.1 -45.9 74 2.8 -43.2 305 29 280.5 280.5 271.6 280.9 0.13 10 439 5894 -49.5 -52.7 69 3.2 -49.6 308 29 283.0 283.0 273.0 283.2 0.07 11 400 6500 -51.5 -54.7 68 3.2 -51.5 310 29 288.1 288.1 275.7 288.3 0.06 12 300 8340 -56.5 -60.5 61 4.0 -56.6 310 33 305.7 305.7 283.7 305.8 0.04 13 293 8490 -57.3 -61.5 59 4.2 -57.3 310 35 306.6 306.6 284.1 306.8 0.03 14 250 9500 -55.7 -60.1 58 4.4 -55.8 300 36 323.3 323.3 289.8 323.4 0.05 15 236 9867 -54.7 -59.5 55 4.8 -54.8 297 37 330.1 330.2 291.8 330.4 0.05 16 200 10920 -56.9 -62.9 47 6.0 -57.0 290 38 342.7 342.7 295.0 342.8 0.04 17 150 12740 -58.7 -65.7 40 7.0 -58.9 290 42 368.9 369.0 300.4 369.1 0.04 18 100 15280 -60.5 -68.5 34 8.0 -60.7 290 52 410.8 410.8 306.6 411.0 0.04 19 89 16005 -61.1 -70.1 29 9.0 -61.3 287 55 423.6 423.6 308.2 423.7 0.03 20 70 17500 -60.5 -69.5 30 9.0 -60.8 280 60 455.0 455.0 311.3 455.2 0.05 21 50 19600 -59.7 -69.7 26 10.0 -60.2 275 69 502.8 502.8 315.2 503.2 0.06 22 35 21841 -59.1 -70.1 23 11.0 -59.8 268 84 558.4 558.4 318.6 559.0 0.09 23 30 22820 -54.7 -66.7 21 12.0 -56.0 265 91 595.5 595.6 320.5 596.7 0.16 24 20 25450 -46.9 -61.9 16 15.0 -50.5 255 101 692.6 692.8 324.3 696.6 0.46 25 18 26150 -44.1 -60.1 15 16.0 -49.0 253 102 722.6 722.9 325.3 728.4 0.65 26 10 30100 -42.1 -64.0 7 21.9 -50.4 245 110 862.3 862.6 328.8 869.8 0.70 27 9.9 30168 -42.1 -64.1 7 22.0 -50.4 864.9 865.2 328.9 872.4 0.70 TRP 293 8490 -57.3 -61.5 59 4.2 -57.3 310 35 306.6 306.6 284.1 306.8 0.03 WND 10 30100 -42.1 -64.0 7 21.9 -50.4 245 110 862.3 862.6 328.8 869.8 0.70 Sounding variables and indices 1000-500 mb thick: 4936.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 74.54 % Est. max temperature: -12.54 C = 9.43 F Sfc-Lift cond lev (LCL): 951.66 mb = 463.86 m = 1521.83 ft T: -18.90 C 700-500 lapse rate: 5.75 C/km ThetaE index: 0.68 C Layer 881.0- 850.0 mb Conv cond level (CCL): 899.91 mb = 877.99 m = 2880.50 ft Mean mixing ratio: 0.69 g/kg Conv temperature: -14.53 C = 5.85 F Cap Strength: 16.53 C Lifted Index: 17.17 C Risk: None Lifted Index @300 mb: 32.66 C Lifted Index @700 mb: 9.48 C Showalter Index: 15.18 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 16.00 C K Index: -11.50 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 3.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.20 J/kg Max Up Vert Vel: 2.53 m/s Conv Inhibition (B-): 67805.74 J/kg Cap Strength: 17.06 C Lift Cond Lev (LCL): 905.78 mb = 830.19 m = 2723.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 324 at 15 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 1006 49 270 3 3.0 -0.0 | 154 13 -5.6 11.7 1 1000 94 270 3 3.0 -0.0 | 154 13 -5.6 11.7 2 925 676 275 7 7.0 -0.6 | 171 11 -1.7 11.1 3 850 1295 290 11 10.3 -3.8 | 192 8 1.7 8.0 4 700 2701 275 19 18.9 -1.7 | 226 14 10.3 10.1 5 500 5030 305 29 23.8 -16.6 | 288 16 15.1 -4.9 6 400 6500 310 29 22.2 -18.6 | 297 15 13.6 -6.9 7 300 8340 310 33 25.3 -21.2 | 300 19 16.6 -9.5 8 293 8490 310 35 26.8 -22.5 | 301 21 18.2 -10.8 9 250 9500 300 36 31.2 -18.0 | 286 23 22.5 -6.3 10 200 10920 290 38 35.7 -13.0 | 273 27 27.1 -1.3 11 150 12740 290 42 39.5 -14.4 | 275 31 30.8 -2.6 12 100 15280 290 52 48.9 -17.8 | 279 41 40.2 -6.1 13 70 17500 280 60 59.1 -10.4 | 269 50 50.4 1.3 14 50 19600 275 69 68.7 -6.0 | 265 60 60.1 5.7 15 30 22820 265 91 90.7 7.9 | 257 84 82.0 19.7 16 20 25450 255 101 97.6 26.1 | 247 97 88.9 37.9 17 10 30100 245 110 99.7 46.5 | 237 108 91.1 58.2 Wind Parameters Mean winds (0-6000m): 293.6 at 19.4 knts Storm direction: 323.6 at 14.6 knts Shear (0-3000m) pos: 2.1 neg: 1.1 tot: 3.2 10-3/s Storm rel Dir Shear (0-3000m): 79.8 deg Storm rel helicity (0-3000m) pos: 44.1 neg: 0.0 tot: 44.1 m^2/s^2 ave: 14.7 10^-3 m/s^2 rel: 0.77 Storm rel vorticity (0-3000m) horiz: 3.3 stream: 2.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.10 Bulk Shear: 31.33 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 ------------------------------------------------------------------------------- 500 272 4 160 12| 3.2 0.0 3.2| 9.1 0.0 9.1 18.2 0.89| 3.2 2.9 1000 277 6 167 11| 3.4 0.0 3.4| 17.2 0.0 17.2 17.2 0.84| 3.5 2.9 1500 282 8 174 10| 3.3 0.0 3.3| 23.7 0.0 23.7 15.8 0.84| 3.5 2.9 2000 283 9 182 10| 2.5 0.8 3.3| 29.7 0.0 29.7 14.9 0.82| 3.4 2.8 2500 281 11 191 10| 2.0 1.3 3.3| 34.8 0.0 34.8 13.9 0.76| 3.4 2.6 3000 280 12 199 10| 2.1 1.1 3.2| 44.1 0.0 44.1 14.7 0.77| 3.3 2.6 4000 283 15 214 10| 2.3 0.8 3.1| 69.3 0.0 69.3 17.3 0.83| 3.4 2.8 5000 289 17 232 10| 2.4 0.7 3.1| 97.8 0.0 97.8 19.6 0.86| 3.4 3.0 6000 294 19 247 10| 2.0 0.5 2.6|104.7 0.0 104.7 17.4 0.87| 3.0 2.6 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20260107.12.gif