UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120812.upa.cvt Date: 1200Z 8 DEC 25 Searching for RK102... Searching the city database file for: RK102 ... Date:1200Z 8 DEC 25 Station: RK102 WMO ident: 47102 Latitude: 37.97 Longitude: 124.63 ------------------------------------------------------------------------------- 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 1024 65 3.2 -4.8 56 8.0 0.2 245 1 274.5 274.9 272.1 281.7 2.61 1 1000 257 2.2 -4.8 60 7.0 -0.4 290 7 275.4 275.8 272.8 282.7 2.67 2 925 880 -3.7 -6.4 81 2.7 -4.6 280 11 275.5 276.0 272.6 282.6 2.56 3 887 1209 -6.9 -6.9 100 0.0 -6.9 294 10 275.5 276.0 272.7 282.7 2.56 4 850 1540 -9.7 -9.7 100 0.0 -9.7 305 12 276.0 276.3 272.3 282.0 2.15 5 849 1549 -9.7 -9.7 100 0.0 -9.7 305 12 276.1 276.4 272.4 282.1 2.15 6 843 1604 -10.3 -25.3 28 15.0 -13.0 304 13 276.0 276.1 269.8 277.7 0.58 7 829 1734 -6.1 -35.1 8 29.0 -10.8 303 16 281.8 281.8 272.6 282.5 0.23 8 799 2021 -6.5 -30.5 13 24.0 -10.9 301 21 284.3 284.4 274.3 285.5 0.38 9 731 2711 -9.9 -26.9 24 17.0 -13.3 291 26 287.9 288.0 276.5 289.8 0.58 10 701 3033 -11.7 -39.7 8 28.0 -15.5 285 28 289.4 289.4 276.6 290.0 0.17 11 700 3044 -11.7 -39.7 8 28.0 -15.5 285 28 289.5 289.6 276.7 290.1 0.17 12 642 3702 -15.7 -33.7 20 18.0 -18.4 285 39 292.2 292.3 278.3 293.4 0.35 13 610 4086 -18.3 -39.3 14 21.0 -20.8 278 43 293.5 293.6 278.7 294.3 0.21 14 526 5175 -26.7 -32.7 57 6.0 -27.5 285 38 296.2 296.2 280.3 297.7 0.46 15 521 5244 -26.9 -35.9 42 9.0 -27.9 285 39 296.7 296.8 280.4 297.9 0.34 16 519 5271 -27.1 -32.1 62 5.0 -27.8 285 40 296.8 296.9 280.7 298.5 0.50 17 501 5526 -27.9 -37.9 38 10.0 -28.9 285 46 298.9 298.9 281.3 299.8 0.29 18 500 5540 -28.1 -38.1 38 10.0 -29.1 285 46 298.8 298.8 281.2 299.8 0.29 19 476 5891 -30.9 -46.9 19 16.0 -32.0 288 48 299.5 299.6 281.3 300.0 0.12 20 450 6287 -34.5 -44.5 36 10.0 -35.2 289 51 299.9 299.9 281.5 300.4 0.16 21 431 6587 -36.9 -48.9 28 12.0 -37.5 288 53 300.5 300.6 281.7 300.9 0.10 22 400 7100 -39.7 -58.7 11 19.0 -40.4 285 56 303.4 303.4 282.8 303.5 0.03 23 396 7169 -40.1 -59.1 11 19.0 -40.7 285 57 303.7 303.8 283.0 303.9 0.03 24 309 8835 -48.1 -69.1 7 21.0 -48.5 289 91 314.9 314.9 287.1 314.9 0.01 25 300 9030 -47.5 -70.5 5 23.0 -47.9 290 96 318.4 318.4 288.2 318.4 0.01 26 298 9074 -47.5 -70.5 5 23.0 -47.9 290 96 319.0 319.0 288.4 319.1 0.01 27 250 10220 -50.9 -73.9 5 23.0 -51.2 280 102 330.4 330.4 291.8 330.4 0.01 28 246 10325 -51.7 -73.7 5 22.0 -52.0 280 103 330.7 330.7 291.9 330.8 0.01 29 200 11670 -50.5 -78.5 2 28.0 -51.0 280 98 352.8 352.8 297.3 352.8 0.00 30 185 12178 -49.5 -78.5 2 29.0 -50.1 280 102 362.4 362.4 299.2 362.4 0.00 31 150 13540 -52.1 -81.1 2 29.0 -52.6 275 108 380.3 380.3 302.3 380.3 0.00 32 142 13894 -52.5 -82.5 1 30.0 -53.0 275 110 385.6 385.6 303.1 385.6 0.00 33 131 14411 -55.0 -83.0 2 28.0 -55.4 275 114 390.1 390.1 303.8 390.1 0.00 34 121 14914 -57.5 -83.5 2 26.0 -57.8 275 107 394.5 394.5 304.5 394.5 0.00 35 114 15292 -55.3 -83.3 2 28.0 -55.8 275 98 405.4 405.4 305.9 405.4 0.00 36 100 16120 -58.5 -84.5 2 26.0 -58.9 275 88 414.7 414.7 307.1 414.7 0.00 37 79 17597 -61.1 -86.1 2 25.0 -61.4 268 79 438.2 438.2 309.7 438.3 0.00 38 72 18181 -56.3 -85.3 1 29.0 -56.9 265 64 460.2 460.2 311.8 460.2 0.00 39 70 18360 -57.1 -85.1 2 28.0 -57.7 265 62 462.2 462.2 312.0 462.2 0.00 40 66 18731 -58.1 -86.1 2 28.0 -58.6 269 61 467.9 467.9 312.5 467.9 0.00 41 60 19336 -55.1 -85.1 1 30.0 -55.9 272 56 487.5 487.5 314.0 487.6 0.00 42 53 20118 -60.9 -86.9 2 26.0 -61.4 267 49 491.7 491.7 314.4 491.7 0.00 43 50 20480 -60.9 -86.9 2 26.0 -61.4 275 57 500.0 500.0 314.9 500.0 0.00 44 49 20606 -61.1 -87.1 2 26.0 -61.6 275 57 502.4 502.4 315.1 502.4 0.00 45 47 20868 -57.7 -86.7 1 29.0 -58.5 271 56 516.6 516.6 316.1 516.6 0.00 46 44 21282 -60.1 -87.1 2 27.0 -60.7 260 51 520.5 520.5 316.4 520.6 0.00 47 36 22539 -59.7 -87.7 1 28.0 -60.5 273 45 552.3 552.3 318.2 552.4 0.00 48 30 23700 -52.5 -83.5 1 31.0 -54.5 275 39 601.5 601.5 320.7 601.6 0.01 49 28 24148 -50.1 -83.1 1 33.0 -52.8 270 39 620.2 620.2 321.5 620.3 0.01 50 25 24879 -55.9 -84.9 1 29.0 -57.6 331 8 623.9 624.0 321.6 624.0 0.01 51 20 26310 -52.5 -83.5 1 31.0 -55.3 315 25 675.5 675.5 323.6 675.6 0.02 52 18 26990 -52.9 -83.9 1 31.0 -55.8 328 23 694.9 694.9 324.3 695.0 0.02 53 17 27361 -49.5 -82.5 1 33.0 -53.5 326 30 717.2 717.2 325.0 717.4 0.03 54 15 28173 -53.9 -83.9 1 30.0 -56.9 351 22 728.7 728.8 325.3 728.9 0.02 55 14 28618 -51.3 -83.3 1 32.0 -55.3 4 17 752.1 752.1 326.0 752.3 0.03 56 11 30176 -53.7 -84.7 1 31.0 -57.5 1 10 797.1 797.1 327.2 797.3 0.03 57 10 30800 -45.5 -81.5 1 36.0 -52.9 75 13 849.7 849.7 328.4 850.2 0.05 58 8.2 32144 -38.5 -77.5 1 39.0 -50.5 927.0 927.0 329.9 928.3 0.12 TRP 246 10325 -51.7 -73.7 5 22.0 -52.0 280 103 330.7 330.7 291.9 330.8 0.01 WND 131 14411 -55.0 -83.0 2 28.0 -55.4 275 114 390.1 390.1 303.8 390.1 0.00 Sounding variables and indices 1000-500 mb thick: 5283.00 m Freezing level: 972.03 mb = 489.31 m = 1605.31 ft Wetbulb zero: 1015.99 mb = 128.82 m = 422.65 ft Precipitable water: 0.24 inches Sfc-500 mean rel hum: 39.50 % Est. max temperature: 4.42 C = 39.96 F Sfc-Lift cond lev (LCL): 904.36 mb = 1057.12 m = 3468.19 ft T: -5.42 C 700-500 lapse rate: 6.57 C/km ThetaE index: 4.38 C Layer 843.0- 829.0 mb Conv cond level (CCL): 890.56 mb = 1177.82 m = 3864.20 ft Mean mixing ratio: 2.62 g/kg Conv temperature: 4.26 C = 39.67 F Cap Strength: 13.86 C Lifted Index: 13.80 C Risk: None Lifted Index @300 mb: 25.43 C Lifted Index @700 mb: 9.08 C Showalter Index: 14.24 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 18.40 C K Index: -19.30 Risk: None Sweat Index: 70.00 Risk: None Energy Index: 3.80 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.61 J/kg Max Up Vert Vel: 3.35 m/s Conv Inhibition (B-): 5.08 J/kg Cap Strength: 13.67 C Lift Cond Lev (LCL): 893.35 mb = 1153.25 m = 3783.59 ft Lev Free Conv (LFC): 878.35 mb = 1285.31 m = 4216.84 ft Equ Level (EL): 838.35 mb = 1646.55 m = 5402.01 ft B at Equ Level: 1.23 J/kg Max Parcel Lev (MPL): 828.35 mb = 1739.65 m = 5707.44 ft Wind level data Storm motion: 315 at 22 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 1024 65 245 1 0.9 0.4 | 137 22 -14.6 15.8 1 1000 257 290 7 6.6 -2.4 | 146 16 -8.9 13.0 2 994 305 290 7 6.6 -2.4 | 146 16 -8.9 13.0 3 957 610 275 9 9.0 -0.8 | 156 16 -6.6 14.6 4 925 880 280 11 10.8 -1.9 | 161 14 -4.7 13.5 5 921 914 280 11 10.8 -1.9 | 161 14 -4.7 13.5 6 886 1219 295 10 9.1 -4.2 | 150 13 -6.5 11.2 7 852 1524 305 14 11.5 -8.0 | 151 8 -4.1 7.4 8 850 1540 305 12 9.8 -6.9 | 146 10 -5.7 8.5 9 787 2134 300 23 19.9 -11.5 | 228 6 4.4 3.9 10 700 3044 285 28 27.0 -7.2 | 235 14 11.5 8.2 11 700 3048 280 28 27.6 -4.9 | 229 16 12.0 10.6 12 644 3658 285 39 37.7 -10.1 | 256 23 22.1 5.3 13 594 4267 275 45 44.8 -3.9 | 249 31 29.3 11.5 14 570 4572 275 44 43.8 -3.8 | 248 31 28.3 11.6 15 525 5182 285 38 36.7 -9.8 | 255 22 21.2 5.6 16 500 5540 285 46 44.4 -11.9 | 263 29 28.9 3.5 17 462 6096 290 50 47.0 -17.1 | 273 32 31.5 -1.7 18 400 7100 285 56 54.1 -14.5 | 269 39 38.6 0.9 19 354 7925 285 69 66.6 -17.9 | 273 51 51.1 -2.4 20 300 9030 290 96 90.2 -32.8 | 283 77 74.7 -17.4 21 269 9754 290 101 94.9 -34.5 | 284 82 79.4 -19.1 22 250 10220 280 102 100.5 -17.7 | 272 85 84.9 -2.3 23 246 10325 280 103 101.4 -17.9 | 272 86 85.9 -2.5 24 200 11670 280 98 96.5 -17.0 | 271 81 81.0 -1.6 25 168 12802 280 108 106.4 -18.8 | 272 91 90.8 -3.3 26 153 13411 275 92 91.6 -8.0 | 264 76 76.1 7.4 27 150 13540 275 108 107.6 -9.4 | 266 92 92.1 6.0 28 131 14411 275 114 113.6 -9.9 | 267 98 98.0 5.5 29 127 14630 275 114 113.6 -9.9 | 267 98 98.0 5.5 30 104 15850 275 85 84.7 -7.4 | 263 70 69.1 8.0 31 100 16120 275 88 87.7 -7.7 | 264 73 72.1 7.8 32 95 16459 275 88 87.7 -7.7 | 264 73 72.1 7.8 33 82 17374 270 86 86.0 -0.0 | 258 72 70.5 15.4 34 74 17983 265 67 66.7 5.8 | 247 55 51.2 21.3 35 70 18360 265 62 61.8 5.4 | 246 51 46.2 20.8 36 61 19202 275 60 59.8 -5.2 | 257 45 44.2 10.2 37 56 19812 260 42 41.4 7.3 | 229 34 25.8 22.7 38 50 20480 275 57 56.8 -5.0 | 256 43 41.3 10.5 39 48 20726 275 57 56.8 -5.0 | 256 43 41.3 10.5 40 42 21641 250 48 45.1 16.4 | 223 43 29.6 31.8 41 38 22250 275 49 48.8 -4.3 | 251 35 33.3 11.2 42 34 22860 270 40 40.0 -0.0 | 238 29 24.5 15.4 43 33 23165 260 59 58.1 10.2 | 239 50 42.6 25.7 44 30 23700 275 39 38.9 -3.4 | 243 26 23.3 12.0 45 28 24079 265 42 41.8 3.7 | 234 33 26.3 19.1 46 26 24689 310 16 12.3 -10.3 | 148 6 -3.3 5.1 47 25 24994 345 2 0.5 -1.9 | 132 20 -15.0 13.5 48 22 25603 275 16 15.9 -1.4 | 182 14 0.4 14.0 49 21 25908 305 23 18.8 -13.2 | 236 4 3.3 2.2 50 20 26213 305 32 26.2 -18.4 | 285 11 10.7 -2.9 51 20 26310 315 25 17.7 -17.7 | 316 3 2.2 -2.3 52 18 27127 330 23 11.5 -19.9 | 42 6 -4.0 -4.5 53 17 27432 325 32 18.4 -26.2 | 345 11 2.8 -10.8 54 16 27737 340 26 8.9 -24.4 | 36 11 -6.6 -9.0 55 15 28346 355 20 1.7 -19.9 | 72 14 -13.8 -4.5 56 13 29261 25 11 -4.6 -10.0 | 105 21 -20.2 5.5 57 12 29566 30 12 -6.0 -10.4 | 103 22 -21.5 5.0 58 12 29870 25 8 -3.4 -7.3 | 113 21 -18.9 8.2 59 11 30175 360 10 -0.0 -10.0 | 109 16 -15.5 5.4 60 10 30800 75 13 -12.6 -3.4 | 113 31 -28.1 12.1 Wind Parameters Mean winds (0-6000m): 284.8 at 29.2 knts Storm direction: 314.8 at 21.9 knts Shear (0-3000m) pos: 2.1 neg: 3.0 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 92.5 deg Storm rel helicity (0-3000m) pos: 48.6 neg: -15.4 tot: 33.2 m^2/s^2 ave: 11.1 10^-3 m/s^2 rel: 0.31 Storm rel vorticity (0-3000m) horiz: 6.9 stream: 2.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.08 Bulk Shear: 69.27 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 ------------------------------------------------------------------------------- 500 284 6 146 17| 8.1 0.0 8.1| 25.0 0.0 25.0 49.9 0.57| 9.5 5.4 1000 281 8 152 16| 5.0 0.0 5.0| 31.7 -4.2 27.6 27.6 0.44| 6.7 3.0 1500 288 9 152 14| 4.1 0.0 4.1| 32.3 -10.1 22.3 14.8 0.22| 6.4 1.4 2000 294 11 155 12| 3.1 2.4 5.5| 44.9 -10.1 34.8 17.4 0.41| 7.2 3.0 2500 295 14 163 10| 2.5 2.8 5.2| 48.3 -10.1 38.2 15.3 0.41| 6.8 2.8 3000 293 16 175 9| 2.1 3.0 5.1| 48.6 -15.4 33.2 11.1 0.31| 6.9 2.1 4000 288 21 209 10| 2.7 3.2 5.9| 93.0 -31.2 61.8 15.4 0.33| 7.4 2.4 5000 284 26 226 13| 2.1 2.7 4.8|113.6 -45.8 67.8 13.6 0.29| 7.1 2.0 6000 285 29 238 15| 2.8 2.3 5.0|179.8 -45.8 134.0 22.3 0.34| 7.2 2.5 Wrote GIF file: /home/apache/climate/data/raob//RK102/skewt/RK102.skewt.20251208.12.gif