UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042100.upa.cvt Date: 0000Z 21 APR 25 Searching for KCHS... Searching the city database file for: KCHS ... Date:0000Z 21 APR 25 Station: KCHS WMO ident: 72208 Latitude: 32.90 Longitude: -80.03 Elevation: 15.00 ------------------------------------------------------------------------------- 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 1022 15 23.0 14.0 57 9.0 17.2 190 9 294.3 296.1 289.6 322.6 9.87 1 1016 67 22.6 13.6 57 9.0 16.9 194 10 294.4 296.1 289.4 322.2 9.67 2 1000 206 21.4 12.4 56 9.0 15.8 205 11 294.5 296.2 288.9 320.7 9.08 3 956 594 17.6 10.6 64 7.0 13.4 195 13 294.5 296.0 288.3 318.8 8.42 4 925 875 16.4 3.4 42 13.0 9.5 160 9 296.1 297.0 285.9 311.6 5.28 5 917 949 16.2 3.2 42 13.0 9.2 145 9 296.6 297.6 286.1 312.1 5.25 6 887 1231 18.2 109 10 301.5 7 879 1309 18.4 132 11 302.5 8 872 1377 18.6 152 12 303.4 9 865 1446 18.6 172 12 304.1 10 850 1595 18.6 195 12 305.6 11 776 2366 13.0 216 15 307.7 12 725 2932 9.6 208 22 310.0 13 700 3222 8.0 215 22 311.3 14 622 4182 1.4 237 19 314.5 15 593 4563 -1.5 245 18 315.4 16 571 4863 -3.3 -36.3 6 33.0 -10.5 254 20 316.8 316.8 288.1 317.8 0.30 17 566 4932 -3.5 -40.5 4 37.0 -10.8 254 20 317.3 317.4 288.1 318.1 0.20 18 555 5087 -3.7 -51.7 1 48.0 -11.3 252 20 318.9 318.9 288.5 319.1 0.06 19 508 5778 -9.1 -48.1 3 39.0 -15.0 269 24 320.5 320.5 289.0 320.9 0.10 20 500 5900 -9.7 -53.7 1 44.0 -15.6 260 24 321.2 321.2 289.2 321.4 0.05 21 493 6009 -10.1 -53.1 2 43.0 -15.9 260 24 322.0 322.0 289.5 322.2 0.06 22 482 6183 -11.3 -44.3 5 33.0 -16.6 260 25 322.6 322.7 289.8 323.2 0.15 23 465 6458 -12.7 -52.7 2 40.0 -17.9 261 26 324.2 324.2 290.1 324.5 0.06 24 429 7069 -17.7 -58.7 1 41.0 -21.8 265 25 325.4 325.4 290.5 325.5 0.03 25 408 7443 -20.3 -37.3 20 17.0 -23.1 263 23 326.7 326.8 291.2 328.2 0.38 26 400 7590 -21.5 -40.5 16 19.0 -24.3 260 25 327.0 327.1 291.2 328.1 0.28 27 391 7757 -23.1 -53.1 5 30.0 -26.0 258 25 327.1 327.1 291.0 327.4 0.07 28 318 9235 -33.7 -39.7 55 6.0 -34.4 254 25 332.3 332.4 292.7 333.7 0.38 29 315 9301 -34.3 -40.3 55 6.0 -35.0 257 25 332.4 332.4 292.7 333.7 0.36 30 300 9640 -37.3 -42.2 60 4.9 -37.8 270 27 332.8 332.9 292.8 334.0 0.31 31 292 9826 -38.9 -43.2 64 4.3 -39.3 266 26 333.1 333.2 292.9 334.2 0.29 32 284 10016 -40.3 -45.0 61 4.7 -40.6 269 30 333.8 333.8 293.0 334.7 0.24 33 264 10508 -44.7 -48.2 68 3.5 -44.9 267 27 334.4 334.4 293.1 335.1 0.18 34 256 10713 -46.7 -50.5 65 3.8 -46.9 270 26 334.4 334.4 293.0 334.9 0.15 35 250 10870 -47.9 -51.8 64 3.9 -48.1 270 25 334.9 334.9 293.2 335.4 0.13 36 246 10976 -48.9 -52.9 63 4.0 -49.1 270 24 334.9 334.9 293.2 335.4 0.11 37 239 11165 -50.5 -54.1 66 3.6 -50.6 267 27 335.3 335.3 293.2 335.7 0.10 38 222 11641 -54.3 -60.3 48 6.0 -54.4 259 34 336.6 336.6 293.5 336.8 0.05 39 215 11845 -55.9 -60.9 53 5.0 -56.0 256 37 337.2 337.2 293.7 337.4 0.05 40 206 12115 -58.3 -64.3 46 6.0 -58.4 255 41 337.6 337.6 293.7 337.7 0.03 41 200 12300 -59.9 -65.9 45 6.0 -60.0 260 43 337.9 337.9 293.8 338.0 0.03 42 196 12426 -60.9 -65.9 52 5.0 -61.0 261 43 338.3 338.3 293.9 338.4 0.03 43 186 12749 -63.7 -68.7 50 5.0 -63.7 264 45 338.8 338.8 294.0 338.9 0.02 44 171 13259 -67.9 -72.9 49 5.0 -67.9 269 46 340.1 340.1 294.4 340.2 0.01 45 166 13436 -68.9 -73.6 51 4.7 -68.9 270 46 341.4 341.4 294.7 341.4 0.01 46 160 13656 -69.9 -74.8 49 4.9 -69.9 275 31 343.3 343.3 295.1 343.3 0.01 47 158 13731 -69.9 -74.9 48 5.0 -69.9 280 37 344.5 344.5 295.4 344.6 0.01 48 154 13883 -69.5 -75.5 41 6.0 -69.5 280 33 347.7 347.7 296.1 347.8 0.01 49 150 14040 -69.7 -75.7 41 6.0 -69.7 280 31 350.0 350.0 296.7 350.1 0.01 50 143 14324 -70.7 -76.7 41 6.0 -70.7 278 35 353.1 353.1 297.3 353.1 0.01 51 139 14492 -70.5 -77.5 35 7.0 -70.5 276 37 356.3 356.3 298.0 356.4 0.01 52 133 14753 -70.7 -77.7 35 7.0 -70.8 275 37 360.5 360.5 298.8 360.5 0.01 53 103 16290 -64.5 -76.5 18 12.0 -64.6 271 49 399.7 399.7 305.2 399.8 0.01 54 100 16470 -64.7 -76.7 18 12.0 -64.8 270 40 402.7 402.7 305.6 402.8 0.01 55 81 17734 -73.3 -90.3 6 17.0 -73.3 238 31 410.1 410.1 306.5 410.1 0.00 56 80 17807 -73.3 -90.3 6 17.0 -73.3 236 31 411.5 411.5 306.7 411.6 0.00 57 74 18268 -70.3 -89.3 5 19.0 -70.4 249 35 427.1 427.1 308.5 427.2 0.00 58 72 18431 -69.7 -89.7 4 20.0 -69.8 250 33 431.8 431.8 309.0 431.8 0.00 59 70 18600 -68.9 -89.9 3 21.0 -69.0 270 26 437.0 437.0 309.6 437.0 0.00 60 53 20283 -63.5 -89.5 2 26.0 -63.8 342 15 485.7 485.7 313.9 485.7 0.00 61 50 20640 -63.7 -90.7 1 27.0 -64.1 25 5 493.4 493.4 314.5 493.4 0.00 62 46 21154 -62.1 -91.1 1 29.0 -62.6 303 4 509.1 509.1 315.6 509.1 0.00 63 44 21430 -61.3 -90.3 1 29.0 -61.9 249 5 517.6 517.6 316.1 517.6 0.00 64 39 22184 -58.5 -88.5 1 30.0 -59.3 321 13 542.9 542.9 317.7 542.9 0.00 65 37 22516 -57.9 -87.9 1 30.0 -58.9 2 8 552.6 552.6 318.2 552.7 0.00 66 34 23049 -58.3 -87.3 1 29.0 -59.3 59 11 565.1 565.1 318.9 565.1 0.01 67 34 23049 -58.3 -87.3 1 29.0 -59.3 59 11 565.1 565.1 318.9 565.1 0.01 68 30 23840 -56.9 -86.9 1 30.0 -58.2 85 4 589.5 589.5 320.1 589.6 0.01 69 27 24511 -54.3 -85.3 1 31.0 -56.2 288 2 614.9 614.9 321.3 614.9 0.01 70 25 25005 -53.1 -84.1 1 31.0 -55.3 70 4 632.0 632.0 322.0 632.1 0.01 71 23 25542 -53.7 -83.7 1 30.0 -55.9 79 10 645.5 645.5 322.5 645.6 0.02 72 22 25827 -53.9 -83.9 1 30.0 -56.2 61 6 653.1 653.1 322.8 653.3 0.02 73 20 26440 -53.1 -84.1 1 31.0 -55.8 260 13 673.6 673.6 323.6 673.8 0.02 74 18 27123 -51.9 -83.9 1 32.0 -55.1 177 11 698.0 698.0 324.4 698.2 0.02 75 18 27123 -50.9 -82.9 1 32.0 -54.4 177 11 701.2 701.2 324.5 701.4 0.02 76 17 27496 -50.1 -82.1 1 32.0 -53.9 246 13 715.3 715.3 324.9 715.5 0.03 77 16 27894 -49.3 -81.3 1 32.0 -53.6 260 16 730.4 730.4 325.4 730.7 0.03 78 16 27894 -48.7 -81.7 1 33.0 -53.2 260 16 732.4 732.4 325.4 732.7 0.03 79 14 28775 -47.9 -80.9 1 33.0 -53.1 332 21 763.6 763.6 326.3 764.0 0.04 80 14 28775 -47.9 -79.9 1 32.0 -53.1 332 21 763.6 763.6 326.3 764.0 0.05 81 14 28775 -47.9 -79.9 1 32.0 -53.1 332 21 763.6 763.6 326.3 764.0 0.05 82 11 30384 -43.5 -78.5 1 35.0 -51.5 282 20 834.1 834.2 328.1 834.9 0.08 83 10 31030 -40.9 -75.9 1 35.0 -50.6 290 28 866.9 866.9 328.8 868.2 0.13 84 9.2 31598 -40.1 -75.1 1 35.0 -50.6 290 25 890.9 890.9 329.2 892.6 0.16 85 8.9 31824 -40.1 -75.1 1 35.0 -50.8 290 23 899.3 899.4 329.4 901.1 0.16 86 8.7 31979 -40.1 -75.1 1 35.0 -50.8 290 23 905.2 905.3 329.5 907.0 0.17 87 8.2 32383 -39.7 -74.7 1 35.0 -51.0 290 20 922.2 922.3 329.9 924.3 0.19 88 8.0 32552 -39.5 -74.5 1 35.0 -51.0 290 19 929.6 929.7 330.0 931.8 0.20 89 7.0 33470 -37.1 -73.1 1 36.0 -50.7 290 14 975.7 975.8 330.8 979.0 0.28 90 6.9 33570 -36.9 -72.9 1 36.0 -50.7 980.5 980.7 330.9 984.0 0.29 91 6.8 33671 -36.7 -72.7 1 36.0 -50.7 985.5 985.6 331.0 989.2 0.30 92 6.7 33773 -37.1 -73.1 1 36.0 -50.9 988.0 988.2 331.1 991.5 0.29 TRP 160 13656 -69.9 -74.8 49 4.9 -69.9 275 31 343.3 343.3 295.1 343.3 0.01 WND Sounding variables and indices 1000-500 mb thick: 5694.00 m Freezing level: 608.00 mb = 4366.17 m = 14324.53 ft Wetbulb zero: 754.98 mb = 2594.63 m = 8512.47 ft Precipitable water: 0.74 inches Sfc-500 mean rel hum: 26.19 % Est. max temperature: 32.15 C = 89.87 F Sfc-Lift cond lev (LCL): 895.13 mb = 1153.74 m = 3785.20 ft T: 17.65 C 700-500 lapse rate: 6.61 C/km ThetaE index: 11.03 C Layer 1016.0- 917.0 mb Conv cond level (CCL): 660.70 mb = 3691.60 m = 12111.40 ft Mean mixing ratio: 8.19 g/kg Conv temperature: 41.70 C = 107.07 F Cap Strength: 10.20 C Lifted Index: 7.57 C Risk: None Lifted Index @300 mb: 10.61 C Lifted Index @700 mb: 8.21 C Showalter Index: 8.56 C Risk: None Total Totals Index: 34.87 C Risk: None Vertical Totals Index: 28.30 C Cross Totals Index: 6.57 C K Index: -2.14 Risk: None Sweat Index: 48.00 Risk: None Energy Index: 1.14 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.91 J/kg Max Up Vert Vel: 3.44 m/s Conv Inhibition (B-): 54179.33 J/kg Cap Strength: 10.11 C Lift Cond Lev (LCL): 852.29 mb = 1572.08 m = 5157.66 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 257 at 12 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 1022 15 190 9 1.6 8.9 | 120 12 -10.5 6.1 1 1000 206 205 11 4.6 10.0 | 134 10 -7.4 7.2 2 989 305 200 13 4.4 12.2 | 141 12 -7.6 9.4 3 954 610 195 13 3.4 12.6 | 138 13 -8.7 9.7 4 925 875 160 9 -3.1 8.5 | 110 16 -15.1 5.6 5 921 914 150 9 -4.5 7.8 | 107 17 -16.6 5.0 6 888 1219 105 10 -9.7 2.6 | 89 22 -21.7 -0.2 7 857 1524 195 13 3.4 12.6 | 138 13 -8.7 9.7 8 850 1595 195 12 3.1 11.6 | 134 13 -9.0 8.8 9 827 1829 220 10 6.4 7.7 | 131 7 -5.6 4.8 10 797 2134 220 12 7.7 9.2 | 146 8 -4.3 6.4 11 769 2438 215 16 9.2 13.1 | 164 11 -2.9 10.3 12 741 2743 205 21 8.9 19.0 | 169 17 -3.2 16.2 13 715 3048 210 22 11.0 19.1 | 176 16 -1.1 16.2 14 700 3222 215 22 12.6 18.0 | 182 15 0.6 15.2 15 663 3658 225 15 10.6 10.6 | 169 8 -1.5 7.8 16 614 4267 240 20 17.3 10.0 | 216 9 5.3 7.2 17 591 4572 245 18 16.3 7.6 | 222 6 4.3 4.8 18 569 4877 255 20 19.3 5.2 | 252 8 7.3 2.4 19 547 5182 250 20 18.8 6.8 | 239 8 6.7 4.0 20 527 5486 260 20 19.7 3.5 | 265 8 7.6 0.7 21 507 5791 270 24 24.0 -0.0 | 283 12 11.9 -2.8 22 500 5900 260 24 23.6 4.2 | 263 12 11.6 1.4 23 487 6096 260 24 23.6 4.2 | 263 12 11.6 1.4 24 468 6401 260 26 25.6 4.5 | 263 14 13.5 1.7 25 450 6706 265 28 27.9 2.4 | 271 16 15.8 -0.4 26 415 7315 265 22 21.9 1.9 | 275 10 9.9 -0.9 27 400 7590 260 25 24.6 4.3 | 263 13 12.6 1.5 28 398 7620 260 25 24.6 4.3 | 263 13 12.6 1.5 29 366 8230 250 25 23.5 8.6 | 243 13 11.4 5.7 30 350 8534 245 29 26.3 12.3 | 236 17 14.2 9.4 31 336 8839 250 30 28.2 10.3 | 245 18 16.1 7.4 32 322 9144 250 24 22.6 8.2 | 243 12 10.5 5.4 33 308 9449 265 26 25.9 2.3 | 272 14 13.8 -0.5 34 300 9640 270 27 27.0 -0.0 | 281 15 14.9 -2.8 35 295 9754 265 25 24.9 2.2 | 273 13 12.8 -0.6 36 282 10058 270 31 31.0 -0.0 | 278 19 18.9 -2.8 37 270 10363 265 27 26.9 2.4 | 272 15 14.8 -0.5 38 258 10668 270 26 26.0 -0.0 | 281 14 13.9 -2.8 39 250 10870 270 25 25.0 -0.0 | 282 13 12.9 -2.8 40 246 10973 270 24 24.0 -0.0 | 283 12 11.9 -2.8 41 213 11887 255 38 36.7 9.8 | 254 26 24.6 7.0 42 203 12192 255 42 40.6 10.9 | 254 30 28.5 8.1 43 200 12300 260 43 42.3 7.5 | 261 31 30.3 4.7 44 184 12802 265 45 44.8 3.9 | 268 33 32.8 1.1 45 167 13411 270 47 47.0 -0.0 | 275 35 34.9 -2.8 46 160 13656 275 31 30.9 -2.7 | 286 20 18.8 -5.5 47 158 13716 280 37 36.4 -6.4 | 291 26 24.4 -9.2 48 150 14021 280 29 28.6 -5.0 | 295 18 16.5 -7.8 49 150 14040 280 31 30.5 -5.4 | 294 20 18.5 -8.2 50 136 14630 275 39 38.9 -3.4 | 283 27 26.8 -6.2 51 129 14935 275 35 34.9 -3.1 | 284 24 22.8 -5.9 52 123 15240 270 39 39.0 -0.0 | 276 27 26.9 -2.8 53 111 15850 245 48 43.5 20.3 | 241 36 31.4 17.5 54 105 16154 255 54 52.2 14.0 | 254 42 40.1 11.2 55 100 16459 290 44 41.3 -15.0 | 301 34 29.3 -17.9 56 100 16470 270 40 40.0 -0.0 | 276 28 27.9 -2.8 57 95 16764 265 37 36.9 3.2 | 269 25 24.8 0.4 58 90 17069 270 35 35.0 -0.0 | 277 23 22.9 -2.8 59 86 17374 250 29 27.3 9.9 | 245 17 15.2 7.1 60 82 17678 240 31 26.8 15.5 | 229 19 14.8 12.7 61 78 17983 230 31 23.7 19.9 | 214 21 11.7 17.1 62 74 18288 250 35 32.9 12.0 | 246 23 20.8 9.2 63 70 18593 250 30 28.2 10.3 | 245 18 16.1 7.4 64 70 18600 270 26 26.0 -0.0 | 281 14 13.9 -2.8 65 63 19202 280 20 19.7 -3.5 | 309 10 7.6 -6.3 66 60 19507 300 23 19.9 -11.5 | 331 16 7.9 -14.3 67 57 19812 325 18 10.3 -14.7 | 6 18 -1.7 -17.6 68 55 20117 325 16 9.2 -13.1 | 10 16 -2.9 -15.9 69 52 20422 355 15 1.3 -14.9 | 31 21 -10.8 -17.8 70 50 20640 25 5 -2.1 -4.5 | 63 16 -14.2 -7.3 71 49 20726 35 9 -5.2 -7.4 | 59 20 -17.2 -10.2 72 47 21031 320 5 3.2 -3.8 | 53 11 -8.8 -6.6 73 45 21336 280 3 3.0 -0.5 | 70 10 -9.1 -3.3 74 43 21641 190 9 1.6 8.9 | 120 12 -10.5 6.1 75 41 21946 280 14 13.8 -2.4 | 342 6 1.7 -5.2 76 39 22250 330 13 6.5 -11.3 | 22 15 -5.6 -14.1 77 37 22555 5 8 -0.7 -8.0 | 50 17 -12.8 -10.8 78 35 22860 85 13 -13.0 -1.1 | 81 25 -25.0 -3.9 79 33 23165 45 10 -7.1 -7.1 | 63 22 -19.1 -9.9 80 32 23470 110 9 -8.5 3.1 | 91 21 -20.5 0.3 81 30 23774 60 6 -5.2 -3.0 | 71 18 -17.3 -5.8 82 30 23840 85 4 -4.0 -0.3 | 79 16 -16.0 -3.2 83 29 24079 60 5 -4.3 -2.5 | 72 17 -16.4 -5.3 84 28 24384 215 1 0.6 0.8 | 80 12 -11.5 -2.0 85 26 24689 25 4 -1.7 -3.6 | 65 15 -13.8 -6.4 86 25 24994 70 4 -3.8 -1.4 | 75 16 -15.8 -4.2 87 24 25298 75 9 -8.7 -2.3 | 76 21 -20.8 -5.1 88 23 25603 80 10 -9.8 -1.7 | 78 22 -21.9 -4.5 89 22 25908 55 4 -3.3 -2.3 | 72 16 -15.3 -5.1 90 21 26213 5 1 -0.1 -1.0 | 73 13 -12.2 -3.8 91 20 26440 260 13 12.8 2.3 | 307 1 0.7 -0.6 92 20 26518 335 7 3.0 -6.3 | 45 13 -9.1 -9.2 93 19 26822 255 12 11.6 3.1 | 122 1 -0.5 0.3 94 18 27127 175 11 -1.0 11.0 | 122 15 -13.0 8.1 95 17 27432 240 12 10.4 6.0 | 152 4 -1.7 3.2 96 16 27737 260 16 15.8 2.8 | 271 4 3.7 -0.0 97 16 28042 260 16 15.8 2.8 | 271 4 3.7 -0.0 98 15 28346 295 15 13.6 -6.3 | 350 9 1.5 -9.2 99 14 28956 345 23 6.0 -22.2 | 14 26 -6.1 -25.0 100 13 29261 350 19 3.3 -18.7 | 22 23 -8.8 -21.5 101 12 29566 335 9 3.8 -8.2 | 37 14 -8.3 -11.0 102 12 29870 275 14 13.9 -1.2 | 335 4 1.9 -4.0 103 10 31030 290 28 26.3 -9.6 | 311 19 14.2 -12.4 104 7 33470 290 14 13.2 -4.8 | 352 8 1.1 -7.6 Wind Parameters Mean winds (0-6000m): 226.9 at 16.5 knts Storm direction: 256.9 at 12.4 knts Shear (0-3000m) pos: 2.9 neg: 1.4 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 55.5 deg Storm rel helicity (0-3000m) pos: 107.3 neg: -68.1 tot: 39.2 m^2/s^2 ave: 13.1 10^-3 m/s^2 rel: 0.19 Storm rel vorticity (0-3000m) horiz: 10.3 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.66 Bulk Shear: 8.99 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 ------------------------------------------------------------------------------- 500 199 12 135 12| 4.3 0.0 4.3| 12.2 -1.3 10.9 21.8 0.60| 6.3 3.8 1000 188 11 129 13| 2.2 6.1 8.2| 12.2 -42.7 -30.5 -30.5 -0.35| 9.4 -3.3 1500 175 11 122 15| 5.1 4.1 9.2| 85.2 -65.6 19.6 13.1 0.11| 14.0 1.5 2000 185 11 127 14| 4.3 3.0 7.4| 87.5 -68.1 19.4 9.7 0.10| 12.3 1.2 2500 194 12 132 13| 3.5 1.7 5.2| 97.3 -68.1 29.2 11.7 0.16| 11.2 1.8 3000 198 13 140 13| 2.9 1.4 4.3|107.3 -68.1 39.2 13.1 0.19| 10.3 1.9 4000 206 15 151 12| 2.6 1.0 3.6|122.0 -73.2 48.8 12.2 0.20| 9.4 1.9 5000 217 15 164 10| 2.6 0.8 3.5|136.0 -74.3 61.7 12.3 0.26| 8.5 2.2 6000 227 17 180 8| 2.3 0.6 2.9|148.1 -85.8 62.2 10.4 0.24| 8.1 1.9 Wrote GIF file: /home/apache/climate/data/raob//KCHS/skewt/KCHS.skewt.20250421.00.gif