UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for RK102... Searching the city database file for: RK102 ... Date:1200Z 6 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 1012 66 7.6 1.6 66 6.0 4.8 275 4 279.8 280.5 277.4 291.5 4.24 1 1009 90 8.4 1.4 61 7.0 5.2 274 6 280.8 281.5 277.9 292.5 4.19 2 1000 164 7.8 1.8 66 6.0 5.0 270 13 281.0 281.7 278.2 293.0 4.35 3 936 705 2.8 0.5 85 2.3 1.8 273 19 281.2 281.9 278.2 293.0 4.23 4 925 801 2.6 -3.4 65 6.0 0.2 270 22 282.0 282.5 277.2 291.0 3.21 5 904 987 2.6 -13.4 30 16.0 -2.6 271 28 283.8 284.1 275.7 288.3 1.50 6 876 1240 1.0 -14.0 32 15.0 -3.7 273 28 284.7 285.0 276.2 289.1 1.48 7 850 1482 0.4 -15.6 29 16.0 -4.5 275 28 286.6 286.8 276.9 290.6 1.33 8 700 3011 -8.7 -32.7 12 24.0 -13.0 275 46 292.9 292.9 278.6 294.0 0.35 9 684 3189 -9.7 -36.7 9 27.0 -14.0 276 47 293.7 293.7 278.9 294.5 0.24 10 636 3747 -12.7 -35.7 13 23.0 -16.3 279 49 296.4 296.5 280.2 297.4 0.29 11 530 5107 -23.3 -47.3 9 24.0 -25.4 270 58 299.6 299.6 281.3 300.0 0.10 12 500 5530 -26.1 -49.1 10 23.0 -27.9 270 62 301.2 301.2 282.0 301.5 0.09 13 400 7110 -37.5 -55.5 14 18.0 -38.3 280 61 306.3 306.3 284.0 306.4 0.05 14 373 7589 -41.3 -56.3 18 15.0 -41.8 284 59 307.4 307.4 284.4 307.6 0.05 15 339 8234 -44.5 -62.5 12 18.0 -45.0 290 56 311.6 311.6 285.9 311.7 0.03 16 338 8254 -44.3 -63.3 10 19.0 -44.8 290 56 312.1 312.1 286.1 312.2 0.02 17 312 8790 -45.7 -67.7 7 22.0 -46.2 290 71 317.4 317.4 287.9 317.4 0.01 18 300 9050 -47.9 -68.9 7 21.0 -48.3 290 78 317.8 317.8 288.1 317.9 0.01 19 279 9525 -50.7 -69.7 9 19.0 -51.0 290 75 320.5 320.5 288.9 320.5 0.01 20 267 9811 -51.1 -71.1 7 20.0 -51.4 288 77 323.9 323.9 290.0 324.0 0.01 21 257 10059 -50.7 -72.7 6 22.0 -51.0 281 88 328.1 328.1 291.2 328.1 0.01 22 250 10240 -46.7 -74.7 3 28.0 -47.3 275 95 336.6 336.6 293.5 336.7 0.01 23 202 11644 -46.3 -77.3 2 31.0 -47.0 275 106 358.4 358.4 298.4 358.5 0.01 24 200 11710 -46.7 -77.7 2 31.0 -47.4 275 107 358.8 358.8 298.5 358.8 0.00 25 157 13311 -48.1 -80.1 1 32.0 -48.8 267 126 382.2 382.2 302.6 382.2 0.00 26 150 13610 -50.3 -80.3 2 30.0 -50.9 265 129 383.4 383.4 302.8 383.4 0.00 27 149 13654 -50.5 -80.4 2 29.9 -51.1 265 129 383.8 383.8 302.9 383.8 0.00 28 111 15540 -58.9 -84.9 2 26.0 -59.2 265 110 401.8 401.8 305.5 401.8 0.00 29 105 15891 -56.3 -83.3 2 27.0 -56.8 265 107 413.1 413.1 306.9 413.2 0.00 30 100 16200 -58.1 -84.1 2 26.0 -58.5 270 105 415.5 415.5 307.2 415.5 0.00 31 77 17839 -59.5 -85.5 2 26.0 -59.9 268 84 444.8 444.8 310.4 444.8 0.00 32 70 18430 -63.1 -86.1 3 23.0 -63.4 260 63 449.4 449.4 310.8 449.4 0.00 33 69 18518 -63.5 -86.5 3 23.0 -63.8 260 64 450.4 450.4 310.9 450.4 0.00 34 61 19276 -61.1 -87.1 2 26.0 -61.5 269 67 471.9 471.9 312.8 471.9 0.00 35 52 20251 -66.3 -89.3 3 23.0 -66.5 249 58 481.8 481.8 313.6 481.8 0.00 36 50 20490 -63.1 -88.1 2 25.0 -63.5 260 62 494.8 494.8 314.6 494.8 0.00 37 47 20870 -64.7 -88.7 2 24.0 -65.0 260 66 499.8 499.8 314.9 499.8 0.00 38 45 21142 -55.9 -84.9 1 29.0 -56.9 261 62 527.4 527.4 316.8 527.4 0.01 39 39 22048 -59.5 -86.5 2 27.0 -60.3 248 45 540.3 540.3 317.5 540.4 0.01 40 35 22735 -54.1 -85.1 1 31.0 -55.6 256 49 571.4 571.4 319.2 571.4 0.01 41 32 23307 -57.3 -85.3 2 28.0 -58.5 249 34 577.7 577.7 319.6 577.7 0.01 42 30 23720 -53.1 -84.1 1 31.0 -55.0 280 33 599.9 599.9 320.6 600.0 0.01 43 27 24400 -51.1 -83.1 1 32.0 -53.6 284 26 623.9 623.9 321.6 624.0 0.01 44 24 25160 -53.9 -83.9 1 30.0 -56.0 236 19 637.1 637.1 322.2 637.2 0.01 45 22 25719 -52.7 -83.7 1 31.0 -55.2 235 30 656.7 656.7 322.9 656.8 0.02 46 20 26340 -47.7 -80.7 1 33.0 -51.9 265 12 690.2 690.2 324.1 690.4 0.03 47 17 27405 -53.1 -83.1 1 30.0 -56.1 266 10 705.7 705.7 324.6 705.9 0.02 48 14 28657 -54.1 -84.1 1 30.0 -57.2 330 6 742.6 742.6 325.7 742.8 0.02 49 13 29135 -53.3 -84.3 1 31.0 -56.9 285 14 761.3 761.3 326.3 761.5 0.02 50 12 29660 -46.5 -80.5 1 34.0 -52.8 123 16 803.0 803.0 327.3 803.5 0.05 51 11 30237 -48.1 -81.1 1 33.0 -54.0 105 23 817.4 817.4 327.7 817.9 0.05 52 10 30870 -45.7 -79.7 1 34.0 -53.0 80 19 849.0 849.0 328.4 849.7 0.07 53 9.9 30937 -46.3 -80.3 1 34.0 -53.4 849.2 849.2 328.4 849.8 0.06 54 8.9 31652 -41.3 -78.3 1 37.0 -51.4 894.7 894.8 329.4 895.8 0.10 TRP 279 9525 -50.7 -69.7 9 19.0 -51.0 290 75 320.5 320.5 288.9 320.5 0.01 WND 149 13654 -50.5 -80.4 2 29.9 -51.1 265 129 383.8 383.8 302.9 383.8 0.00 Sounding variables and indices 1000-500 mb thick: 5366.00 m Freezing level: 843.41 mb = 1549.21 m = 5082.64 ft Wetbulb zero: 923.72 mb = 812.21 m = 2664.69 ft Precipitable water: 0.27 inches Sfc-500 mean rel hum: 24.35 % Est. max temperature: 13.54 C = 56.36 F Sfc-Lift cond lev (LCL): 923.16 mb = 817.06 m = 2680.62 ft T: 2.60 C 700-500 lapse rate: 6.91 C/km ThetaE index: 4.79 C Layer 936.0- 876.0 mb Conv cond level (CCL): 799.90 mb = 1960.39 m = 6431.64 ft Mean mixing ratio: 4.00 g/kg Conv temperature: 16.39 C = 61.51 F Cap Strength: 7.44 C Lifted Index: 8.27 C Risk: None Lifted Index @300 mb: 18.06 C Lifted Index @700 mb: 5.28 C Showalter Index: 9.68 C Risk: None Total Totals Index: 37.00 C Risk: None Vertical Totals Index: 26.50 C Cross Totals Index: 10.50 C K Index: -13.10 Risk: None Sweat Index: 118.00 Risk: None Energy Index: 2.34 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.00 J/kg Max Up Vert Vel: 3.47 m/s Conv Inhibition (B-): 68998.92 J/kg Cap Strength: 8.25 C Lift Cond Lev (LCL): 891.00 mb = 1103.31 m = 3619.75 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 305 at 32 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 1012 66 275 4 4.0 -0.3 | 129 28 -22.1 17.6 1 1000 164 270 13 13.0 -0.0 | 144 22 -13.0 17.9 2 983 305 270 15 15.0 -0.0 | 148 21 -11.0 17.9 3 947 610 275 16 15.9 -1.4 | 149 19 -10.1 16.5 4 925 801 270 22 22.0 -0.0 | 167 18 -4.0 17.9 5 912 914 270 28 28.0 -0.0 | 186 18 2.0 17.9 6 850 1482 275 28 27.9 -2.4 | 187 16 1.8 15.5 7 783 2134 285 30 29.0 -7.8 | 196 11 2.9 10.2 8 700 3011 275 46 45.8 -4.0 | 235 24 19.8 13.9 9 642 3658 280 49 48.3 -8.5 | 247 24 22.2 9.4 10 568 4572 270 53 53.0 -0.0 | 236 32 27.0 17.9 11 500 5530 270 62 62.0 -0.0 | 243 40 36.0 17.9 12 482 5791 275 67 66.7 -5.8 | 253 42 40.7 12.1 13 462 6096 275 63 62.8 -5.5 | 251 39 36.7 12.4 14 424 6706 280 55 54.2 -9.6 | 253 29 28.1 8.4 15 400 7110 280 61 60.1 -10.6 | 258 35 34.0 7.3 16 339 8230 290 56 52.6 -19.2 | 273 27 26.6 -1.2 17 300 9050 290 78 73.3 -26.7 | 280 48 47.2 -8.7 18 296 9144 290 79 74.2 -27.0 | 281 49 48.2 -9.1 19 279 9525 290 75 70.5 -25.7 | 280 45 44.4 -7.7 20 269 9754 290 75 70.5 -25.7 | 280 45 44.4 -7.7 21 250 10240 275 95 94.6 -8.3 | 262 69 68.6 9.7 22 234 10668 280 105 103.4 -18.2 | 270 77 77.4 -0.3 23 224 10973 275 99 98.6 -8.6 | 263 73 72.6 9.3 24 200 11710 275 107 106.6 -9.3 | 264 81 80.5 8.6 25 150 13610 265 129 128.5 11.2 | 254 107 102.5 29.2 26 149 13654 265 129 128.5 11.2 | 254 107 102.5 29.2 27 148 13716 265 129 128.5 11.2 | 254 107 102.5 29.2 28 101 16154 265 104 103.6 9.1 | 251 82 77.6 27.0 29 100 16200 270 105 105.0 -0.0 | 257 81 79.0 17.9 30 96 16459 270 105 105.0 -0.0 | 257 81 79.0 17.9 31 79 17678 265 95 94.6 8.3 | 249 73 68.6 26.2 32 75 17983 270 74 74.0 -0.0 | 249 51 48.0 17.9 33 70 18430 260 63 62.0 10.9 | 231 46 36.0 28.9 34 68 18593 260 65 64.0 11.3 | 232 48 38.0 29.2 35 62 19202 270 69 69.0 -0.0 | 247 47 43.0 17.9 36 56 19812 260 49 48.3 8.5 | 220 35 22.2 26.4 37 51 20422 245 61 55.3 25.8 | 214 53 29.2 43.7 38 50 20490 260 62 61.1 10.8 | 231 45 35.0 28.7 39 46 21031 260 67 66.0 11.6 | 233 50 39.9 29.6 40 42 21641 265 43 42.8 3.7 | 218 27 16.8 21.7 41 38 22250 240 46 39.8 23.0 | 199 43 13.8 40.9 42 34 22860 260 50 49.2 8.7 | 221 35 23.2 26.6 43 31 23470 245 28 25.4 11.8 | 179 30 -0.7 29.8 44 30 23720 280 33 32.5 -5.7 | 208 14 6.4 12.2 45 30 23774 260 39 38.4 6.8 | 207 28 12.4 24.7 46 28 24079 280 34 33.5 -5.9 | 212 14 7.4 12.0 47 27 24384 285 26 25.1 -6.7 | 175 11 -0.9 11.2 48 25 24994 250 22 20.7 7.5 | 168 26 -5.4 25.5 49 23 25298 225 17 12.0 12.0 | 155 33 -14.0 30.0 50 21 25908 240 35 30.3 17.5 | 187 36 4.3 35.4 51 20 26213 255 36 34.8 9.3 | 198 29 8.7 27.2 52 20 26340 265 12 12.0 1.0 | 143 24 -14.1 19.0 53 19 26518 285 24 23.2 -6.2 | 166 12 -2.9 11.7 54 19 26822 260 10 9.8 1.7 | 141 25 -16.2 19.7 55 16 27737 270 10 10.0 -0.0 | 138 24 -16.0 17.9 56 15 28042 290 16 15.0 -5.5 | 139 17 -11.0 12.5 57 15 28346 0 0 -0.0 -0.0 | 125 32 -26.0 17.9 58 13 29261 275 16 15.9 -1.4 | 149 19 -10.1 16.5 59 12 29566 125 10 -8.2 5.7 | 125 42 -34.2 23.7 60 12 29870 120 26 -22.5 13.0 | 122 58 -48.6 30.9 61 10 30870 80 19 -18.7 -3.3 | 108 47 -44.8 14.6 Wind Parameters Mean winds (0-6000m): 274.5 at 42.2 knts Storm direction: 304.5 at 31.6 knts Shear (0-3000m) pos: 1.1 neg: 7.1 tot: 8.2 10-3/s Storm rel Dir Shear (0-3000m): 107.3 deg Storm rel helicity (0-3000m) pos: 160.9 neg: 0.0 tot: 160.9 m^2/s^2 ave: 53.6 10^-3 m/s^2 rel: 0.66 Storm rel vorticity (0-3000m) horiz: 8.5 stream: 5.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 107.64 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 ------------------------------------------------------------------------------- 500 271 14 145 22| 0.0 12.2 12.2| 53.8 0.0 53.8 107.6 0.68| 12.8 8.8 1000 271 18 156 19| 0.0 12.4 12.4|112.3 0.0 112.3 112.3 0.82| 12.9 10.6 1500 272 22 165 18| 0.8 8.2 9.1|113.8 0.0 113.8 75.9 0.76| 9.5 7.2 2000 275 23 171 16| 1.7 6.2 7.9|119.4 0.0 119.4 59.7 0.71| 8.2 5.8 2500 277 25 177 15| 1.4 6.7 8.0|141.1 0.0 141.1 56.5 0.72| 8.3 6.0 3000 277 28 188 15| 1.1 7.1 8.2|160.9 0.0 160.9 53.6 0.66| 8.5 5.6 4000 277 34 208 16| 1.3 5.7 7.0|190.6 -15.3 175.3 43.8 0.60| 7.5 4.5 5000 275 38 219 18| 1.1 5.3 6.4|212.3 -38.4 173.8 34.8 0.51| 7.0 3.6 6000 275 42 228 22| 1.5 4.4 6.0|307.0 -49.2 257.7 43.0 0.51| 7.1 3.7 Wrote GIF file: /home/apache/climate/data/raob//RK102/skewt/RK102.skewt.20251206.12.gif