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 X4882... Searching the city database file for: X4882 ... Date:1200Z 30 DEC 25 Station: X4882 WMO ident: 34882 Latitude: 46.28 Longitude: 47.98 ------------------------------------------------------------------------------- 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 1008 -20 0.2 -3.9 74 4.1 -1.3 250 13 272.7 273.2 271.4 280.5 2.84 1 1000 44 -0.3 -5.3 69 5.0 -2.1 255 17 272.9 273.3 271.1 279.9 2.57 2 995 84 -0.7 -6.7 64 6.0 -2.7 256 18 272.8 273.2 270.7 279.2 2.32 3 925 661 -6.3 -9.0 81 2.7 -7.1 265 27 272.9 273.2 270.3 278.7 2.09 4 886 997 -9.1 -11.0 86 1.9 -9.6 262 25 273.4 273.7 270.2 278.5 1.86 5 850 1317 -10.7 -13.8 78 3.1 -11.5 260 23 274.9 275.2 270.7 279.3 1.55 6 842 1390 -11.1 -14.3 77 3.2 -11.9 260 23 275.3 275.5 270.8 279.5 1.50 7 837 1435 -10.9 -14.3 76 3.4 -11.8 261 24 275.9 276.2 271.3 280.2 1.51 8 764 2132 -13.9 -18.9 66 5.0 -15.0 265 28 280.0 280.2 273.1 283.3 1.12 9 752 2252 -14.7 -19.7 66 5.0 -15.7 266 29 280.4 280.6 273.2 283.6 1.07 10 700 2790 -18.9 -23.5 67 4.6 -19.7 270 33 281.6 281.7 273.5 284.0 0.82 11 692 2875 -19.3 -23.6 69 4.3 -20.1 271 33 282.0 282.2 273.8 284.5 0.82 12 629 3579 -22.3 -31.3 44 9.0 -23.5 275 34 286.4 286.5 275.5 287.8 0.44 13 548 4574 -29.9 -43.9 24 14.0 -30.9 281 35 288.9 288.9 276.3 289.4 0.14 14 500 5220 -34.3 -48.3 23 14.0 -35.1 285 36 291.2 291.2 277.4 291.6 0.10 15 454 5890 -39.3 -53.3 21 14.0 -39.8 281 38 293.1 293.1 278.3 293.3 0.06 16 400 6750 -44.3 -57.3 22 13.0 -44.7 275 40 297.4 297.4 280.3 297.6 0.04 17 363 7393 -49.1 -61.1 23 12.0 -49.3 281 45 299.4 299.4 281.1 299.5 0.03 18 314 8336 -52.3 -64.3 22 12.0 -52.5 289 53 307.6 307.6 284.4 307.7 0.02 19 311 8398 -52.7 -64.7 22 12.0 -52.9 290 54 307.9 307.9 284.5 308.0 0.02 20 300 8630 -52.9 -64.9 22 12.0 -53.1 285 52 310.8 310.8 285.7 310.9 0.02 21 284 8986 -52.5 -64.5 22 12.0 -52.7 285 50 316.3 316.3 287.5 316.4 0.02 22 265 9435 -54.7 -67.7 19 13.0 -54.9 285 48 319.4 319.4 288.6 319.4 0.02 23 250 9810 -54.3 -67.3 19 13.0 -54.5 285 46 325.3 325.3 290.4 325.4 0.02 24 204 11113 -53.1 -68.1 15 15.0 -53.4 276 46 346.7 346.7 295.9 346.8 0.02 25 200 11240 -52.3 -67.3 15 15.0 -52.6 275 46 349.9 350.0 296.7 350.0 0.02 26 186 11713 -49.7 -66.7 12 17.0 -50.2 272 47 361.5 361.5 299.0 361.6 0.03 27 154 12948 -50.7 -70.7 8 20.0 -51.2 266 50 379.8 379.8 302.2 379.9 0.02 28 150 13120 -50.9 -70.9 8 20.0 -51.4 265 50 382.4 382.4 302.6 382.5 0.02 29 143 13430 -51.5 -72.5 6 21.0 -52.0 263 50 386.6 386.6 303.3 386.7 0.01 30 126 14257 -47.3 -70.3 5 23.0 -48.3 259 49 408.4 408.4 306.3 408.5 0.02 31 100 15760 -53.7 -76.7 4 23.0 -54.3 250 48 424.0 424.0 308.2 424.0 0.01 32 99 15824 -53.9 -76.9 4 23.0 -54.5 250 48 424.8 424.8 308.3 424.9 0.01 33 79 17275 -52.3 -75.3 5 23.0 -53.2 247 52 456.4 456.4 311.4 456.5 0.02 34 70 18050 -55.1 -78.1 4 23.0 -55.8 245 54 466.5 466.5 312.4 466.6 0.01 35 64 18624 -53.3 -76.3 4 23.0 -54.2 245 50 482.6 482.6 313.7 482.7 0.02 36 52 19959 -53.9 -76.9 4 23.0 -55.0 245 40 510.7 510.7 315.7 510.8 0.02 37 50 20210 -55.3 -78.3 4 23.0 -56.2 245 38 513.2 513.2 315.9 513.3 0.02 38 48 20469 -56.7 -78.7 5 22.0 -57.5 245 40 515.8 515.9 316.1 516.0 0.02 39 45 20880 -54.7 -77.7 4 23.0 -55.8 244 43 530.3 530.3 316.9 530.5 0.02 40 41 21468 -59.3 -81.3 4 22.0 -60.0 243 47 533.2 533.2 317.1 533.2 0.01 41 34 22649 -55.7 -77.7 5 22.0 -57.0 241 56 571.9 572.0 319.3 572.1 0.03 42 30 23440 -58.5 -80.5 4 22.0 -59.6 240 62 585.2 585.2 319.9 585.3 0.02 43 29 23653 -59.5 -81.5 4 22.0 -60.4 242 61 588.1 588.1 320.0 588.2 0.02 44 25 24567 -66.5 -86.5 4 20.0 -67.0 249 59 593.5 593.5 320.3 593.6 0.01 45 21 25651 -55.9 -77.9 5 22.0 -57.8 258 57 655.9 655.9 322.9 656.2 0.04 46 20 25960 -58.1 -80.1 4 22.0 -59.7 260 56 658.3 658.3 323.0 658.6 0.03 47 19 26283 -58.3 -80.3 4 22.0 -59.9 667.4 667.5 323.3 667.7 0.03 48 17 26989 -54.3 -77.3 4 23.0 -56.9 701.8 701.9 324.5 702.4 0.06 49 14 28219 -59.7 -81.7 4 22.0 -61.4 723.6 723.6 325.2 723.9 0.04 50 11 29734 -57.7 -79.7 4 22.0 -60.3 782.5 782.6 326.8 783.1 0.06 TRP 311 8398 -52.7 -64.7 22 12.0 -52.9 290 54 307.9 307.9 284.5 308.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5176.00 m Freezing level: 1004.80 mb = 5.76 m = 18.88 ft Wetbulb zero: Below ground Precipitable water: 0.24 inches Sfc-500 mean rel hum: 56.57 % Est. max temperature: 2.06 C = 35.70 F Sfc-Lift cond lev (LCL): 945.48 mb = 487.83 m = 1600.47 ft T: -4.62 C 700-500 lapse rate: 6.34 C/km ThetaE index: 1.93 C Layer 1000.0- 850.0 mb Conv cond level (CCL): 891.79 mb = 945.83 m = 3103.09 ft Mean mixing ratio: 2.22 g/kg Conv temperature: 0.75 C = 33.35 F Cap Strength: 8.99 C Lifted Index: 10.39 C Risk: None Lifted Index @300 mb: 22.55 C Lifted Index @700 mb: 4.52 C Showalter Index: 10.15 C Risk: None Total Totals Index: 44.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.60 C Cross Totals Index: 20.50 C K Index: 5.20 Risk: None Sweat Index: 82.00 Risk: None Energy Index: 2.57 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 0.55 J/kg Max Up Vert Vel: 1.05 m/s Conv Inhibition (B-): 61149.18 J/kg Cap Strength: 10.20 C Lift Cond Lev (LCL): 897.22 mb = 898.56 m = 2947.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 303 at 23 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 1008 -20 250 13 12.2 4.4 | 158 19 -7.1 17.2 1 1000 44 255 17 16.4 4.4 | 170 17 -2.9 17.1 2 925 661 265 27 26.9 2.4 | 207 17 7.6 15.1 3 850 1317 260 23 22.7 4.0 | 191 17 3.3 16.7 4 700 2790 270 33 33.0 -0.0 | 227 19 13.7 12.7 5 500 5220 285 36 34.8 -9.3 | 258 16 15.4 3.4 6 400 6750 275 40 39.8 -3.5 | 246 23 20.5 9.2 7 311 8398 290 54 50.7 -18.5 | 280 32 31.4 -5.7 8 300 8630 285 52 50.2 -13.5 | 271 31 30.9 -0.7 9 250 9810 285 46 44.4 -11.9 | 268 25 25.1 0.8 10 200 11240 275 46 45.8 -4.0 | 252 28 26.5 8.7 11 150 13120 265 50 49.8 4.4 | 241 35 30.5 17.1 12 100 15760 250 48 45.1 16.4 | 221 39 25.8 29.2 13 70 18050 245 54 48.9 22.8 | 220 46 29.6 35.6 14 50 20210 245 38 34.4 16.1 | 208 33 15.1 28.8 15 30 23440 240 62 53.7 31.0 | 218 56 34.4 43.7 16 20 25960 260 56 55.1 9.7 | 238 42 35.8 22.5 Wind Parameters Mean winds (0-6000m): 273.4 at 30.9 knts Storm direction: 303.4 at 23.1 knts Shear (0-3000m) pos: 3.9 neg: 0.2 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 71.6 deg Storm rel helicity (0-3000m) pos: 119.1 neg: -18.6 tot: 100.4 m^2/s^2 ave: 33.5 10^-3 m/s^2 rel: 0.71 Storm rel vorticity (0-3000m) horiz: 5.2 stream: 3.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 21.50 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 ------------------------------------------------------------------------------- 500 259 20 180 17| 12.0 0.0 12.0| 52.4 0.0 52.4 104.7 0.98| 12.1 11.8 1000 262 23 192 16| 6.5 0.0 6.5| 65.9 -9.4 56.6 56.6 0.74| 8.7 6.4 1500 262 23 193 17| 4.3 0.4 4.7| 70.2 -18.6 51.6 34.4 0.57| 6.8 3.9 2000 262 24 195 17| 4.2 0.3 4.5| 87.1 -18.6 68.4 34.2 0.64| 6.1 3.9 2500 263 25 199 17| 4.1 0.2 4.4|104.6 -18.6 85.9 34.4 0.69| 5.7 3.9 3000 265 26 204 17| 3.9 0.2 4.1|119.1 -18.6 100.4 33.5 0.71| 5.2 3.7 4000 268 28 212 16| 3.2 0.1 3.3|135.9 -18.6 117.3 29.3 0.74| 4.4 3.3 5000 271 30 220 16| 2.8 0.1 2.9|152.7 -18.6 134.0 26.8 0.76| 4.0 3.0 6000 273 31 226 16| 2.3 0.2 2.6|156.1 -26.8 129.3 21.6 0.66| 3.7 2.4 Wrote GIF file: /home/apache/climate/data/raob//X4882/skewt/X4882.skewt.20251230.12.gif