UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120712.upa.cvt Date: 1200Z 7 DEC 25 Searching for X2618... Searching the city database file for: X2618 ... Date:1200Z 7 DEC 25 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 ------------------------------------------------------------------------------- SFC 1016 17 0.6 -3.7 73 4.3 -1.0 360 11 272.5 273.0 271.3 280.3 2.86 1 1000 144 0.4 -6.6 59 7.0 -2.0 360 15 273.5 273.9 271.1 280.0 2.33 2 992 208 0.0 -7.0 59 7.0 -2.4 2 15 273.8 274.2 271.2 280.1 2.27 3 965 428 -2.3 -9.3 59 7.0 -4.5 9 17 273.6 273.9 270.6 279.1 1.95 4 925 762 -5.7 -11.7 63 6.0 -7.4 20 19 273.5 273.8 270.1 278.2 1.68 5 862 1311 -11.3 -14.5 77 3.2 -12.1 28 16 273.2 273.5 269.5 277.3 1.44 6 850 1419 -10.7 -15.6 67 4.9 -11.9 30 15 274.9 275.2 270.4 278.7 1.33 7 830 1602 -9.9 -20.9 40 11.0 -12.3 18 14 277.7 277.8 271.3 280.2 0.87 8 790 1981 -12.9 -30.9 21 18.0 -15.7 354 11 278.4 278.5 270.9 279.5 0.37 9 716 2723 -17.7 -33.7 23 16.0 -19.8 306 6 281.1 281.1 272.3 282.0 0.31 10 700 2892 -18.3 -34.3 23 16.0 -20.3 295 5 282.2 282.3 273.0 283.2 0.30 11 660 3329 -19.7 -38.7 17 19.0 -21.8 274 9 285.4 285.5 274.6 286.1 0.20 12 548 4688 -27.1 -31.3 67 4.2 -27.6 208 22 292.2 292.3 278.6 293.9 0.51 13 500 5340 -32.5 -38.5 55 6.0 -33.0 175 29 293.4 293.5 278.8 294.3 0.27 14 441 6215 -37.9 -43.9 53 6.0 -38.2 172 42 297.3 297.3 280.4 297.9 0.18 15 400 6880 -42.5 -47.5 58 5.0 -42.8 170 52 299.8 299.8 281.4 300.2 0.13 16 349 7787 -49.5 -54.4 56 4.9 -49.7 170 62 302.2 302.2 282.4 302.4 0.07 17 300 8760 -57.3 -62.1 54 4.8 -57.3 175 60 304.6 304.6 283.2 304.7 0.03 18 250 9920 -54.5 -59.5 54 5.0 -54.6 175 38 325.0 325.1 290.3 325.2 0.05 19 244 10075 -55.3 -60.3 54 5.0 -55.4 177 37 326.1 326.1 290.6 326.3 0.05 20 235 10316 -51.7 -57.7 49 6.0 -51.9 179 37 335.1 335.1 293.2 335.4 0.07 21 200 11360 -52.1 -60.1 38 8.0 -52.4 190 33 350.3 350.3 296.7 350.5 0.06 22 150 13230 -50.7 -62.7 23 12.0 -51.1 175 25 382.7 382.7 302.7 383.0 0.06 23 100 15870 -49.5 -66.5 12 17.0 -50.4 205 25 432.1 432.1 309.1 432.4 0.05 24 72 18025 -47.7 -67.7 8 20.0 -49.1 196 29 478.5 478.5 313.4 478.8 0.06 25 70 18210 -48.5 -68.5 8 20.0 -49.9 195 29 480.6 480.6 313.5 481.0 0.05 26 64 18796 -51.7 -71.7 7 20.0 -52.8 194 28 486.1 486.1 314.0 486.3 0.04 27 61 19111 -47.3 -68.3 7 21.0 -49.0 193 28 502.6 502.6 315.2 503.0 0.06 28 50 20430 -46.3 -68.3 6 22.0 -48.6 190 27 534.4 534.4 317.2 534.9 0.08 29 45 21125 -49.9 -71.9 6 22.0 -51.7 188 30 542.0 542.0 317.6 542.3 0.05 30 43 21423 -49.1 -71.1 6 22.0 -51.1 187 31 551.0 551.0 318.2 551.4 0.06 31 40 21900 -47.3 -70.3 5 23.0 -49.8 186 33 567.1 567.1 319.0 567.6 0.07 32 35 22778 -50.3 -72.3 6 22.0 -52.4 183 36 581.3 581.3 319.8 581.8 0.06 33 30 23790 -47.9 -69.9 6 22.0 -50.8 180 40 614.1 614.1 321.3 614.8 0.10 34 28 24246 -44.9 -67.9 6 23.0 -48.8 182 37 634.6 634.7 322.2 635.8 0.15 35 20 26460 -50.5 -74.5 4 24.0 -53.7 190 25 681.6 681.6 323.9 682.3 0.08 36 17 27515 -52.5 -75.5 5 23.0 -55.5 707.6 707.6 324.7 708.3 0.08 TRP 300 8760 -57.3 -62.1 54 4.8 -57.3 175 60 304.6 304.6 283.2 304.7 0.03 WND 349 7787 -49.5 -54.4 56 4.9 -49.7 170 62 302.2 302.2 282.4 302.4 0.07 Sounding variables and indices 1000-500 mb thick: 5196.00 m Freezing level: 992.00 mb = 208.32 m = 683.46 ft Wetbulb zero: Below ground Precipitable water: 0.20 inches Sfc-500 mean rel hum: 44.78 % Est. max temperature: 1.33 C = 34.39 F Sfc-Lift cond lev (LCL): 950.08 mb = 551.05 m = 1807.90 ft T: -3.55 C 700-500 lapse rate: 5.80 C/km ThetaE index: 2.80 C Layer 965.0- 850.0 mb Conv cond level (CCL): 876.15 mb = 1184.23 m = 3885.23 ft Mean mixing ratio: 2.04 g/kg Conv temperature: 1.38 C = 34.48 F Cap Strength: 11.64 C Lifted Index: 12.07 C Risk: None Lifted Index @300 mb: 18.03 C Lifted Index @700 mb: 5.00 C Showalter Index: 12.42 C Risk: None Total Totals Index: 38.70 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 16.90 C K Index: -9.80 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 3.28 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.69 J/kg Max Up Vert Vel: 3.37 m/s Conv Inhibition (B-): 2.32 J/kg Cap Strength: 12.03 C Lift Cond Lev (LCL): 872.91 mb = 1213.05 m = 3979.76 ft Lev Free Conv (LFC): 867.91 mb = 1257.75 m = 4126.43 ft Equ Level (EL): 857.91 mb = 1347.59 m = 4421.16 ft B at Equ Level: 5.61 J/kg Max Parcel Lev (MPL): 837.91 mb = 1529.21 m = 5017.04 ft Wind level data Storm motion: 191 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 1016 17 360 11 -0.0 -11.0 | 6 24 -2.5 -23.6 1 1000 144 360 15 -0.0 -15.0 | 5 28 -2.5 -27.6 2 925 762 20 19 -6.5 -17.9 | 16 32 -9.0 -30.5 3 850 1419 30 15 -7.5 -13.0 | 21 28 -10.0 -25.6 4 700 2892 295 5 4.5 -2.1 | 352 15 2.0 -14.8 5 500 5340 175 29 -2.5 28.9 | 163 17 -5.1 16.3 6 400 6880 170 52 -9.0 51.2 | 163 40 -11.6 38.6 7 349 7787 170 62 -10.8 61.1 | 165 50 -13.3 48.4 8 300 8760 175 60 -5.2 59.8 | 171 48 -7.8 47.1 9 250 9920 175 38 -3.3 37.9 | 167 26 -5.8 25.2 10 200 11360 190 33 5.7 32.5 | 189 20 3.2 19.9 11 150 13230 175 25 -2.2 24.9 | 159 13 -4.7 12.3 12 100 15870 205 25 10.6 22.7 | 219 13 8.0 10.0 13 70 18210 195 29 7.5 28.0 | 198 16 5.0 15.4 14 50 20430 190 27 4.7 26.6 | 189 14 2.2 14.0 15 30 23790 180 40 0.0 40.0 | 175 27 -2.5 27.4 16 20 26460 190 25 4.3 24.6 | 189 12 1.8 12.0 Wind Parameters Mean winds (0-6000m): 161.3 at 17.2 knts Storm direction: 191.3 at 12.9 knts Shear (0-3000m) pos: 1.5 neg: 3.3 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): -19.0 deg Storm rel helicity (0-3000m) pos: 66.1 neg: -88.1 tot: -22.0 m^2/s^2 ave: -7.3 10^-3 m/s^2 rel: -0.16 Storm rel vorticity (0-3000m) horiz: 6.2 stream: -1.0 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.04 Bulk Shear: 134.41 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 5 15 8 28| 7.2 0.0 7.2| 24.7 -2.1 22.6 45.3 0.36| 8.2 3.0 1000 13 17 12 30| 4.4 0.0 4.4| 54.9 -2.1 52.8 52.8 0.52| 6.5 3.4 1500 17 17 15 29| 3.0 1.1 4.0| 65.8 -14.2 51.6 34.4 0.36| 6.0 2.2 2000 16 16 14 28| 2.2 2.6 4.8| 65.8 -61.2 4.5 2.3 -0.03| 6.5 -0.2 2500 14 14 13 27| 1.8 3.2 5.0| 65.8 -81.7 -15.9 -6.4 -0.13| 6.5 -0.9 3000 14 13 13 26| 1.5 3.3 4.7| 66.1 -88.1 -22.0 -7.3 -0.16| 6.2 -1.0 4000 358 12 5 25| 1.1 4.1 5.2| 66.1-137.8 -71.7 -17.9 -0.38| 6.4 -2.5 5000 348 14 359 26| 0.9 4.4 5.3| 66.1-196.9-130.8 -26.2 -0.55| 7.3 -4.0 6000 161 17 114 9| 0.7 4.7 5.4| 68.3-224.4-156.2 -26.0 -0.52| 7.6 -3.9 Wrote GIF file: /home/apache/climate/data/raob//X2618/skewt/X2618.skewt.20251207.12.gif