UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025041812.upa.cvt Date: 1200Z 18 APR 25 Searching for RK169... Searching the city database file for: RK169 ... Date:1200Z 18 APR 25 Station: RK169 WMO ident: 47169 Latitude: 34.69 Longitude: 125.45 ------------------------------------------------------------------------------- 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 1003 77 11.2 10.6 96 0.6 10.9 170 13 284.1 285.5 283.9 306.2 8.02 1 1000 102 11.6 11.6 100 0.0 11.6 200 9 284.8 286.2 284.8 308.5 8.60 2 982 255 13.2 13.2 100 0.0 13.2 204 17 287.8 289.6 287.1 315.0 9.75 3 977 298 16.2 14.3 89 1.9 15.0 205 19 291.3 293.2 289.1 321.1 10.54 4 953 510 18.4 10.4 60 8.0 13.6 198 22 295.6 297.1 288.6 319.7 8.33 5 925 766 18.6 7.6 49 11.0 12.1 210 26 298.3 299.6 288.5 319.2 7.09 6 918 831 18.8 6.8 46 12.0 11.9 208 26 299.2 300.4 288.5 319.2 6.76 7 850 1488 14.8 5.8 55 9.0 9.6 235 20 301.6 302.9 289.3 322.0 6.81 8 818 1811 12.4 5.4 62 7.0 8.4 238 18 302.4 303.7 289.7 323.0 6.89 9 778 2230 9.8 1.8 57 8.0 5.5 231 15 304.0 305.0 289.0 321.0 5.61 10 771 2305 10.0 -6.0 32 16.0 2.7 227 16 305.0 305.6 287.1 314.9 3.16 11 747 2568 8.8 -13.2 20 22.0 0.1 230 16 306.5 306.8 286.2 312.4 1.85 12 700 3102 4.8 -12.2 28 17.0 -1.9 250 17 307.8 308.2 286.9 314.6 2.14 13 685 3278 3.4 -13.6 28 17.0 -3.0 253 16 308.2 308.5 286.9 314.4 1.95 14 677 3374 3.8 -32.2 5 36.0 -5.3 255 16 309.6 309.7 285.7 311.0 0.38 15 668 3483 3.2 -14.8 25 18.0 -3.5 253 13 310.2 310.5 287.5 316.1 1.81 16 662 3556 3.0 -18.0 20 21.0 -4.3 252 12 310.7 311.0 287.2 315.4 1.40 17 610 4213 -2.3 -16.3 33 14.0 -7.2 254 15 312.0 312.3 288.0 317.7 1.75 18 507 5663 -9.9 -35.9 10 26.0 -15.1 273 34 319.7 319.8 289.0 321.0 0.35 19 500 5770 -10.9 -34.9 12 24.0 -15.7 270 35 319.7 319.8 289.1 321.2 0.39 20 439 6754 -18.3 -45.3 7 27.0 -21.9 263 42 322.5 322.5 289.7 323.1 0.15 21 400 7440 -24.3 -48.3 9 24.0 -26.8 270 51 323.4 323.4 289.9 323.9 0.12 22 377 7867 -28.3 -48.3 13 20.0 -30.2 274 55 323.6 323.7 290.0 324.1 0.13 23 347 8453 -33.9 -40.9 49 7.0 -34.6 281 60 323.8 323.9 290.3 325.0 0.31 24 339 8616 -34.3 -37.9 70 3.6 -34.7 282 61 325.5 325.5 290.9 327.0 0.43 25 330 8804 -34.7 -39.7 60 5.0 -35.3 284 63 327.4 327.5 291.4 328.8 0.37 26 300 9460 -40.5 -44.9 63 4.4 -40.8 290 56 328.3 328.3 291.5 329.2 0.23 27 250 10670 -51.7 -56.5 56 4.8 -51.8 295 65 329.2 329.2 291.6 329.5 0.07 28 224 11374 -58.3 -62.4 59 4.1 -58.4 301 66 329.6 329.6 291.6 329.7 0.04 29 205 11928 -63.1 -68.1 51 5.0 -63.1 309 61 330.5 330.5 291.9 330.6 0.02 30 202 12018 -63.5 -71.5 33 8.0 -63.6 305 55 331.3 331.3 292.1 331.3 0.01 31 200 12080 -61.9 -73.9 19 12.0 -62.0 300 49 334.7 334.7 293.0 334.8 0.01 32 199 12111 -61.5 -74.5 16 13.0 -61.6 300 49 335.9 335.9 293.3 335.9 0.01 33 186 12530 -58.5 -79.5 5 21.0 -58.7 293 49 347.3 347.3 296.0 347.3 0.00 34 157 13587 -60.2 -83.6 3 23.4 -60.4 290 83 361.6 361.6 299.0 361.6 0.00 35 150 13870 -60.7 -84.7 3 24.0 -60.9 295 68 365.5 365.5 299.8 365.5 0.00 36 100 16360 -65.9 -87.9 3 22.0 -66.0 280 64 400.4 400.4 305.3 400.4 0.00 37 86 17284 -63.1 -88.1 2 25.0 -63.3 286 35 423.7 423.7 308.2 423.7 0.00 38 75 18121 -66.5 -89.5 3 23.0 -66.7 280 34 433.5 433.5 309.2 433.5 0.00 39 70 18540 -65.5 -89.5 2 24.0 -65.7 295 30 444.3 444.3 310.3 444.3 0.00 40 63 19183 -62.5 -89.5 1 27.0 -62.9 295 14 464.5 464.5 312.1 464.5 0.00 41 55 20018 -62.9 -89.9 1 27.0 -63.3 262 18 481.9 481.9 313.6 481.9 0.00 42 50 20610 -57.9 -88.9 1 31.0 -58.6 240 5 507.0 507.0 315.4 507.0 0.00 43 46 21134 -59.5 -89.5 1 30.0 -60.2 251 8 515.4 515.4 316.0 515.4 0.00 44 40 22020 -54.3 -87.3 1 33.0 -55.6 268 13 549.5 549.5 318.1 549.5 0.00 45 35 22872 -56.3 -88.3 1 32.0 -57.5 303 5 565.7 565.7 318.9 565.7 0.00 46 32 23446 -53.3 -87.3 1 34.0 -55.1 315 1 588.4 588.4 320.0 588.4 0.01 47 30 23860 -54.7 -87.7 1 33.0 -56.3 300 14 595.5 595.5 320.4 595.6 0.01 48 29 24077 -54.9 -87.9 1 33.0 -56.6 355 11 600.8 600.8 320.6 600.8 0.01 49 21 26163 -51.3 -86.3 1 35.0 -54.3 358 16 669.7 669.7 323.4 669.8 0.01 50 20 26480 -52.5 -86.5 1 34.0 -55.3 15 16 675.5 675.5 323.6 675.6 0.01 51 19 26811 -52.7 -86.7 1 34.0 -55.6 26 15 684.8 684.8 323.9 684.9 0.01 52 17 27536 -48.5 -85.5 1 37.0 -52.9 18 13 720.4 720.4 325.1 720.6 0.02 53 14 28808 -50.7 -85.7 1 35.0 -54.9 15 13 754.1 754.1 326.0 754.3 0.02 TRP 202 12018 -63.5 -71.5 33 8.0 -63.6 305 55 331.3 331.3 292.1 331.3 0.01 WND 157 13587 -60.2 -83.6 3 23.4 -60.4 290 83 361.6 361.6 299.0 361.6 0.00 Sounding variables and indices 1000-500 mb thick: 5668.00 m Freezing level: 632.57 mb = 3927.70 m = 12885.99 ft Wetbulb zero: 743.86 mb = 2602.26 m = 8537.51 ft Precipitable water: 0.86 inches Sfc-500 mean rel hum: 37.04 % Est. max temperature: 28.65 C = 83.56 F Sfc-Lift cond lev (LCL): 994.05 mb = 152.10 m = 499.01 ft T: 12.13 C 700-500 lapse rate: 5.88 C/km ThetaE index: 10.64 C Layer 778.0- 700.0 mb Conv cond level (CCL): 715.24 mb = 2924.92 m = 9596.07 ft Mean mixing ratio: 8.30 g/kg Conv temperature: 34.48 C = 94.06 F Cap Strength: 6.84 C Lifted Index: 6.60 C Risk: None Lifted Index @300 mb: 7.73 C Lifted Index @700 mb: 5.25 C Showalter Index: 4.43 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 25.70 C Cross Totals Index: 16.70 C K Index: 14.50 Risk: None Sweat Index: 241.30 Risk: None Energy Index: -0.03 Risk: Scattered severe thunderstorms Parcel Indices Parcel: using 100 mb layer CAPE (B+): 60.27 J/kg Max Up Vert Vel: 10.98 m/s Conv Inhibition (B-): 51942.01 J/kg Cap Strength: 6.77 C Lift Cond Lev (LCL): 864.08 mb = 1347.79 m = 4421.84 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 279 at 16 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 1003 77 170 13 -2.3 12.8 | 130 23 -17.9 15.3 1 1000 102 200 9 3.1 8.5 | 131 17 -12.5 10.9 2 976 305 205 19 8.0 17.2 | 159 21 -7.6 19.7 3 942 610 195 23 6.0 22.2 | 159 26 -9.7 24.7 4 925 766 210 26 13.0 22.5 | 174 25 -2.6 25.0 5 909 914 205 27 11.4 24.5 | 171 27 -4.2 26.9 6 850 1488 235 20 16.4 11.5 | 183 14 0.8 13.9 7 846 1524 240 20 17.3 10.0 | 188 13 1.7 12.5 8 786 2134 235 15 12.3 8.6 | 163 12 -3.3 11.1 9 758 2438 220 16 10.3 12.3 | 160 16 -5.3 14.7 10 731 2743 245 16 14.5 6.8 | 173 9 -1.1 9.2 11 700 3102 250 17 16.0 5.8 | 183 8 0.4 8.3 12 678 3353 255 16 15.5 4.1 | 179 7 -0.2 6.6 13 653 3658 250 9 8.5 3.1 | 128 9 -7.2 5.5 14 604 4267 255 16 15.5 4.1 | 179 7 -0.2 6.6 15 582 4572 275 22 21.9 -1.9 | 265 6 6.3 0.5 16 560 4877 270 26 26.0 -0.0 | 257 11 10.4 2.5 17 539 5182 285 32 30.9 -8.3 | 291 16 15.3 -5.8 18 500 5770 270 35 35.0 -0.0 | 263 20 19.4 2.5 19 479 6096 265 37 36.9 3.2 | 255 22 21.2 5.7 20 460 6401 260 38 37.4 6.6 | 247 24 21.8 9.1 21 400 7440 270 51 51.0 -0.0 | 266 35 35.4 2.5 22 328 8839 285 63 60.9 -16.3 | 287 47 45.2 -13.9 23 300 9460 290 56 52.6 -19.2 | 294 41 37.0 -16.7 24 274 10058 290 54 50.7 -18.5 | 295 39 35.1 -16.0 25 250 10670 295 65 58.9 -27.5 | 300 50 43.3 -25.0 26 227 11278 300 67 58.0 -33.5 | 306 53 42.4 -31.0 27 206 11887 310 63 48.3 -40.5 | 319 50 32.6 -38.0 28 202 12018 305 55 45.1 -31.5 | 315 41 29.4 -29.1 29 200 12080 300 49 42.4 -24.5 | 309 35 26.8 -22.0 30 187 12497 295 46 41.7 -19.4 | 303 31 26.1 -17.0 31 178 12802 280 68 67.0 -11.8 | 280 52 51.4 -9.4 32 157 13587 290 83 78.0 -28.4 | 293 68 62.4 -25.9 33 154 13716 290 83 78.0 -28.4 | 293 68 62.4 -25.9 34 150 13870 295 68 61.6 -28.7 | 300 53 46.0 -26.3 35 139 14326 295 58 52.6 -24.5 | 301 43 37.0 -22.1 36 133 14630 285 52 50.2 -13.5 | 288 36 34.6 -11.0 37 120 15240 255 59 57.0 15.3 | 247 45 41.4 17.7 38 114 15545 270 69 69.0 -0.0 | 267 53 53.4 2.5 39 103 16154 280 55 54.2 -9.6 | 280 39 38.6 -7.1 40 100 16360 280 64 63.0 -11.1 | 280 48 47.4 -8.7 41 94 16764 280 64 63.0 -11.1 | 280 48 47.4 -8.7 42 89 17069 300 50 43.3 -25.0 | 309 36 27.7 -22.5 43 85 17374 280 28 27.6 -4.9 | 281 12 12.0 -2.4 44 77 17983 275 35 34.9 -3.1 | 272 19 19.3 -0.6 45 70 18540 295 30 27.2 -12.7 | 311 15 11.6 -10.2 46 69 18593 265 29 28.9 2.5 | 249 14 13.3 5.0 47 66 18898 285 33 31.9 -8.5 | 291 17 16.3 -6.1 48 63 19202 295 13 11.8 -5.5 | 52 5 -3.8 -3.0 49 60 19507 265 17 16.9 1.5 | 199 4 1.3 3.9 50 57 19812 255 15 14.5 3.9 | 170 6 -1.1 6.3 51 54 20117 265 20 19.9 1.7 | 226 6 4.3 4.2 52 50 20610 240 5 4.3 2.5 | 114 12 -11.3 5.0 53 49 20726 305 10 8.2 -5.7 | 66 8 -7.4 -3.3 54 47 21031 255 5 4.8 1.3 | 109 11 -10.8 3.7 55 45 21336 245 12 10.9 5.1 | 148 9 -4.7 7.5 56 43 21641 310 10 7.7 -6.4 | 63 9 -8.0 -4.0 57 41 21946 260 14 13.8 2.4 | 159 5 -1.8 4.9 58 39 22250 290 10 9.4 -3.4 | 81 6 -6.2 -1.0 59 32 23470 315 1 0.7 -0.7 | 97 15 -14.9 1.7 60 30 23774 325 10 5.7 -8.2 | 60 11 -9.9 -5.7 61 30 23860 300 14 12.1 -7.0 | 37 6 -3.5 -4.5 62 29 24079 355 11 1.0 -11.0 | 60 17 -14.7 -8.5 63 28 24384 300 14 12.1 -7.0 | 37 6 -3.5 -4.5 64 25 24994 300 10 8.7 -5.0 | 70 7 -7.0 -2.5 65 24 25298 325 12 6.9 -9.8 | 50 11 -8.7 -7.4 66 23 25603 325 10 5.7 -8.2 | 60 11 -9.9 -5.7 67 22 25908 345 16 4.1 -15.5 | 41 17 -11.5 -13.0 68 20 26480 15 16 -4.1 -15.5 | 57 24 -19.8 -13.0 69 20 26518 35 14 -8.0 -11.5 | 69 25 -23.6 -9.0 70 18 26822 15 16 -4.1 -15.5 | 57 24 -19.8 -13.0 71 16 27127 20 12 -4.1 -11.3 | 66 22 -19.7 -8.8 72 15 27432 40 14 -9.0 -10.7 | 71 26 -24.6 -8.3 73 14 27737 5 12 -1.0 -12.0 | 60 19 -16.7 -9.5 74 12 28042 20 11 -3.8 -10.3 | 68 21 -19.4 -7.9 75 11 28346 15 13 -3.4 -12.6 | 62 22 -19.0 -10.1 76 9 28956 325 13 7.5 -10.6 | 45 12 -8.2 -8.2 77 9 29261 345 16 4.1 -15.5 | 41 17 -11.5 -13.0 Wind Parameters Mean winds (0-6000m): 248.9 at 21.1 knts Storm direction: 278.9 at 15.8 knts Shear (0-3000m) pos: 4.0 neg: 0.7 tot: 4.8 10-3/s Storm rel Dir Shear (0-3000m): 51.3 deg Storm rel helicity (0-3000m) pos: 136.1 neg: -23.8 tot: 112.2 m^2/s^2 ave: 37.4 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 9.8 stream: 3.3 10^-3/s Energy-Hel index: 0.05 Bulk Rich Number: 1.75 Bulk Shear: 34.35 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 ------------------------------------------------------------------------------- 500 201 18 153 21| 12.7 0.0 12.7| 52.5 -1.1 51.4 102.8 0.55| 18.6 10.2 1000 204 21 163 23| 9.2 0.0 9.2|109.0 -7.1 101.8 101.8 0.57| 15.6 8.9 1500 211 22 168 22| 6.6 0.0 6.6|124.4 -7.1 117.3 78.2 0.49| 14.3 7.0 2000 217 21 170 19| 5.0 1.1 6.1|124.4 -20.4 104.0 52.0 0.36| 11.8 4.2 2500 218 20 169 18| 4.0 0.9 4.9|128.9 -23.8 105.1 42.0 0.32| 10.7 3.4 3000 222 19 170 17| 4.0 0.7 4.8|136.1 -23.8 112.2 37.4 0.34| 9.8 3.3 4000 228 18 170 14| 2.8 0.6 3.4|144.4 -36.8 107.6 26.9 0.24| 9.1 2.1 5000 238 18 180 12| 4.2 0.4 4.6|177.5 -39.5 138.0 27.6 0.34| 9.5 3.2 6000 249 21 202 11| 3.5 0.7 4.2|187.6 -94.3 93.3 15.5 0.21| 9.3 1.9 Wrote GIF file: /home/apache/climate/data/raob//RK169/skewt/RK169.skewt.20250418.12.gif