UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026012000.upa.cvt Date: 0000Z 20 JAN 26 Searching for X2618... Searching the city database file for: X2618 ... Date:0000Z 20 JAN 26 Station: X2618 WMO ident: 32618 Latitude: 55.20 Longitude: 165.98 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 -8 340 25 SFC 997 16 -2.1 -3.8 88 1.7 -2.7 340 25 271.3 271.8 270.6 279.1 2.89 2 925 604 -7.7 -10.5 80 2.8 -8.5 350 31 271.4 271.7 269.0 276.6 1.85 3 878 1008 -10.7 -13.5 80 2.8 -11.4 353 21 272.4 272.7 269.1 276.7 1.53 4 850 1257 -10.9 -13.9 79 3.0 -11.7 355 15 274.7 275.0 270.6 279.1 1.53 5 840 1348 -11.1 -14.0 79 2.9 -11.8 358 15 275.4 275.7 271.0 279.8 1.54 6 717 2545 -18.9 -22.5 73 3.6 -19.6 34 8 279.6 279.8 272.5 282.2 0.88 7 700 2724 -18.9 -22.5 73 3.6 -19.6 40 7 281.6 281.7 273.6 284.2 0.90 8 623 3587 -21.5 -24.7 75 3.2 -22.1 63 12 288.1 288.3 277.0 290.7 0.83 9 500 5170 -33.5 -37.4 68 3.9 -33.8 105 21 292.2 292.2 278.2 293.2 0.31 10 400 6690 -46.7 -50.9 62 4.2 -46.9 110 25 294.3 294.3 278.9 294.6 0.09 11 348 7597 -54.3 -58.8 58 4.5 -54.4 130 23 296.0 296.0 279.6 296.1 0.04 12 305 8452 -49.1 -54.1 56 5.0 -49.3 139 21 314.7 314.7 287.1 315.0 0.08 13 300 8560 -49.1 -54.1 56 5.0 -49.3 140 21 316.1 316.2 287.6 316.5 0.08 14 250 9760 -46.7 -53.7 45 7.0 -47.0 145 27 336.6 336.7 293.6 337.1 0.10 15 200 11260 -41.9 -49.9 41 8.0 -42.5 160 35 366.4 366.5 300.1 367.3 0.20 16 160 12779 -39.3 -48.3 38 9.0 -40.4 137 35 395.0 395.0 304.7 396.4 0.30 17 150 13220 -40.1 -49.1 38 9.0 -41.1 130 35 400.9 401.0 305.5 402.3 0.29 18 100 15960 -45.1 -54.1 36 9.0 -46.0 145 40 440.6 440.7 310.1 441.9 0.24 19 79 17525 -49.9 -58.9 34 9.0 -50.7 148 30 461.4 461.4 312.0 462.4 0.17 20 70 18320 -48.9 -57.9 34 9.0 -49.8 150 25 479.8 479.8 313.5 481.1 0.22 21 66 18707 -47.1 -55.1 40 8.0 -48.1 152 27 491.8 491.9 314.5 493.8 0.33 22 58 19559 -47.5 -55.5 39 8.0 -48.6 156 31 509.4 509.6 315.8 511.7 0.36 23 54 20029 -48.9 -57.9 34 9.0 -50.1 158 33 516.7 516.8 316.2 518.5 0.28 24 50 20530 -52.1 -60.1 38 8.0 -52.9 160 35 520.7 520.8 316.4 522.2 0.23 25 43 21512 -48.7 -56.7 39 8.0 -50.0 159 34 552.0 552.2 318.3 554.8 0.41 26 30 23870 -49.9 -57.9 38 8.0 -51.5 155 33 608.6 608.8 321.2 612.4 0.51 27 23 25608 -50.5 -58.5 38 8.0 -52.3 162 40 654.9 655.1 323.0 659.9 0.62 28 20 26520 -51.1 -59.1 38 8.0 -53.0 165 44 679.8 680.0 324.0 685.3 0.66 29 19 26853 -51.3 -59.3 38 8.0 -53.2 689.2 689.5 324.3 695.0 0.68 30 16 27981 -46.9 -54.9 40 8.0 -49.8 738.3 738.9 326.0 750.8 1.39 31 13 29350 -49.3 -57.3 39 8.0 -52.2 775.1 775.7 326.9 787.3 1.28 32 12 29879 -45.7 -53.7 40 8.0 -49.4 805.8 806.9 327.9 827.0 2.14 33 12 29879 -45.7 -53.7 40 8.0 -49.4 805.8 806.9 327.9 827.0 2.14 34 10 31103 -42.1 -51.1 37 9.0 -47.2 862.4 864.2 329.4 899.3 3.50 TRP 348 7597 -54.3 -58.8 58 4.5 -54.4 130 23 296.0 296.0 279.6 296.1 0.04 WND Sounding variables and indices 1000-500 mb thick: 5178.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 75.63 % Est. max temperature: 1.56 C = 34.80 F Sfc-Lift cond lev (LCL): 970.62 mb = 226.23 m = 742.21 ft T: -4.10 C 700-500 lapse rate: 5.97 C/km ThetaE index: 2.54 C Layer 925.0- 878.0 mb Conv cond level (CCL): 910.86 mb = 723.21 m = 2372.72 ft Mean mixing ratio: 2.19 g/kg Conv temperature: -1.66 C = 29.01 F Cap Strength: 10.41 C Lifted Index: 12.42 C Risk: None Lifted Index @300 mb: 27.40 C Lifted Index @700 mb: 5.69 C Showalter Index: 11.13 C Risk: None Total Totals Index: 42.20 C Risk: None Vertical Totals Index: 22.60 C Cross Totals Index: 19.60 C K Index: 5.10 Risk: None Sweat Index: 51.00 Risk: None Energy Index: 2.97 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 2.26 J/kg Max Up Vert Vel: 2.12 m/s Conv Inhibition (B-): 73127.22 J/kg Cap Strength: 12.32 C Lift Cond Lev (LCL): 914.27 mb = 694.34 m = 2277.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 80 at 13 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 ---------------------------------------------------------- 0 997 16 340 25 8.6 -23.5 | 316 30 20.9 -21.3 1 925 604 350 31 5.4 -30.5 | 328 33 17.7 -28.4 2 850 1257 355 15 1.3 -14.9 | 313 19 13.6 -12.8 3 700 2724 40 7 -4.5 -5.4 | 292 8 7.8 -3.2 4 500 5170 105 21 -20.3 5.4 | 134 11 -7.9 7.6 5 400 6690 110 25 -23.5 8.6 | 134 15 -11.2 10.7 6 348 7597 130 23 -17.6 14.8 | 163 18 -5.3 16.9 7 300 8560 140 21 -13.5 16.1 | 176 18 -1.2 18.2 8 250 9760 145 27 -15.5 22.1 | 173 24 -3.1 24.3 9 200 11260 160 35 -12.0 32.9 | 181 35 0.4 35.0 10 150 13220 130 35 -26.8 22.5 | 150 29 -14.5 24.7 11 100 15960 145 40 -22.9 32.8 | 163 36 -10.6 34.9 12 70 18320 150 25 -12.5 21.7 | 180 24 -0.2 23.8 13 50 20530 160 35 -12.0 32.9 | 181 35 0.4 35.0 14 30 23870 155 33 -13.9 29.9 | 177 32 -1.6 32.1 15 20 26520 165 44 -11.4 42.5 | 181 45 1.0 44.7 Wind Parameters Mean winds (0-6000m): 50.1 at 16.7 knts Storm direction: 80.1 at 12.5 knts Shear (0-3000m) pos: 4.0 neg: 0.0 tot: 4.0 10-3/s Storm rel Dir Shear (0-3000m): -13.8 deg Storm rel helicity (0-3000m) pos: 60.8 neg: -49.6 tot: 11.2 m^2/s^2 ave: 3.7 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 6.3 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.03 Bulk Shear: 86.37 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 ------------------------------------------------------------------------------- 500 345 28 321 31| 6.7 0.0 6.7| 48.0 0.0 48.0 96.0 0.88| 6.7 5.9 1000 348 27 323 30| 3.4 0.0 3.4| 56.9 -23.1 33.8 33.8 0.21| 9.0 1.9 1500 350 24 322 27| 4.7 0.0 4.7| 58.1 -39.3 18.8 12.6 0.04| 8.8 0.4 2000 352 21 320 24| 4.6 0.0 4.6| 58.3 -41.0 17.3 8.6 0.02| 7.7 0.1 2500 355 18 319 21| 4.4 0.0 4.4| 58.3 -46.8 11.5 4.6 -0.05| 6.9 -0.3 3000 357 17 318 20| 4.0 0.0 4.0| 60.8 -49.6 11.2 3.7 -0.04| 6.3 -0.3 4000 9 15 322 16| 3.8 0.0 3.8| 66.9 -49.6 17.3 4.3 0.10| 5.8 0.6 5000 28 16 337 13| 4.0 0.0 4.0| 75.2 -49.6 25.7 5.1 0.20| 5.6 1.1 6000 50 17 3 9| 3.7 0.0 3.7| 77.6 -49.7 27.9 4.6 0.20| 5.1 1.0 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20260120.00.gif