UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042200.upa.cvt Date: 0000Z 22 APR 25 Searching for KLCH... Searching the city database file for: KLCH ... Date:0000Z 22 APR 25 Station: KLCH WMO ident: 72240 Latitude: 30.12 Longitude: -93.22 Elevation: 10.00 ------------------------------------------------------------------------------- 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 1015 10 25.6 21.5 78 4.1 22.7 185 9 297.5 300.4 295.3 344.1 16.11 1 1011 43 24.6 20.2 77 4.4 21.5 188 10 296.8 299.5 294.3 339.8 14.90 2 1003 110 24.0 20.0 78 4.0 21.2 193 11 296.9 299.6 294.3 339.7 14.83 3 1000 135 23.8 19.7 78 4.1 20.9 195 12 297.0 299.6 294.1 339.1 14.60 4 988 241 22.8 19.1 80 3.7 20.2 198 13 297.0 299.5 293.9 338.1 14.22 5 942 656 20.0 15.0 73 5.0 16.7 206 14 298.2 300.3 292.1 331.5 11.45 6 925 813 19.0 13.0 68 6.0 15.1 210 14 298.7 300.6 291.3 328.6 10.22 7 895 1095 17.4 10.4 63 7.0 13.1 202 15 299.9 301.5 290.6 326.0 8.88 8 882 1220 16.4 9.4 63 7.0 12.1 200 15 300.1 301.7 290.3 325.0 8.42 9 876 1278 16.6 7.6 55 9.0 11.3 197 14 300.9 302.3 289.7 323.2 7.49 10 863 1405 16.2 2.2 39 14.0 8.6 191 11 301.8 302.8 287.9 317.4 5.20 11 856 1474 16.2 -2.8 27 19.0 6.8 187 9 302.5 303.2 286.6 313.6 3.63 12 850 1534 15.8 -1.2 31 17.0 7.2 190 8 302.7 303.5 287.2 315.3 4.12 13 849 1544 15.8 -2.2 29 18.0 6.8 189 8 302.8 303.5 286.9 314.5 3.83 14 842 1614 15.4 -5.6 23 21.0 5.6 183 9 303.1 303.6 286.2 312.3 2.99 15 756 2516 8.0 2.0 66 6.0 4.8 164 7 304.6 305.7 289.5 322.3 5.85 16 728 2826 5.2 0.4 71 4.8 2.7 220 13 304.8 305.8 289.1 321.3 5.41 17 721 2905 5.0 0.0 70 5.0 2.4 231 16 305.4 306.4 289.2 321.6 5.31 18 707 3065 6.0 -1.0 61 7.0 2.4 250 23 308.3 309.2 289.9 323.8 5.03 19 700 3147 5.6 -1.4 61 7.0 2.1 250 23 308.7 309.6 290.0 324.0 4.93 20 655 3687 3.2 -8.8 41 12.0 -2.0 239 25 311.9 312.5 289.2 321.5 3.00 21 627 4039 0.8 -12.2 37 13.0 -4.4 225 21 313.1 313.5 289.0 320.8 2.39 22 604 4337 -0.7 -10.7 47 10.0 -4.8 225 15 314.7 315.2 289.9 323.8 2.80 23 593 4484 -1.1 -13.1 40 12.0 -5.8 225 16 315.9 316.4 289.9 323.6 2.35 24 582 4633 -2.3 -13.3 43 11.0 -6.5 230 16 316.2 316.7 289.9 323.9 2.36 25 573 4756 -2.1 -17.1 31 15.0 -7.4 244 12 317.8 318.2 289.9 323.7 1.75 26 550 5080 -4.5 -51.5 1 47.0 -11.8 275 9 318.7 318.8 288.4 319.0 0.06 27 546 5137 -5.1 -52.1 1 47.0 -12.3 280 9 318.7 318.7 288.4 318.9 0.06 28 515 5592 -9.1 -55.1 1 46.0 -15.1 283 8 319.2 319.2 288.5 319.4 0.04 29 507 5713 -10.3 -53.3 2 43.0 -16.0 293 10 319.2 319.2 288.5 319.4 0.05 30 500 5820 -11.1 -53.1 2 42.0 -16.6 295 12 319.5 319.5 288.6 319.7 0.06 31 482 6100 -13.1 -50.1 3 37.0 -18.0 280 10 320.4 320.4 289.0 320.7 0.08 32 459 6470 -15.7 -56.7 2 41.0 -20.1 261 12 321.7 321.7 289.3 321.8 0.04 33 440 6787 -18.1 -58.1 2 40.0 -22.0 245 11 322.6 322.6 289.6 322.7 0.03 34 400 7490 -23.7 -45.7 11 22.0 -26.2 270 23 324.2 324.2 290.2 324.8 0.16 35 351 8431 -29.7 -32.8 74 3.1 -30.2 254 35 328.4 328.6 292.0 331.0 0.69 36 324 8996 -33.7 -37.7 67 4.0 -34.2 232 26 330.5 330.6 292.3 332.2 0.46 37 305 9416 -37.1 -40.8 68 3.7 -37.5 231 30 331.5 331.6 292.5 332.9 0.35 38 303 9462 -37.7 -41.5 68 3.8 -38.1 230 31 331.3 331.4 292.4 332.6 0.33 39 300 9530 -38.3 -42.0 68 3.7 -38.7 230 32 331.4 331.4 292.4 332.6 0.32 40 294 9669 -39.5 -43.5 66 4.0 -39.8 230 33 331.6 331.7 292.4 332.7 0.28 41 291 9739 -40.1 -43.9 67 3.8 -40.4 230 33 331.7 331.8 292.4 332.8 0.27 42 274 10148 -43.1 -46.9 66 3.8 -43.3 236 40 333.1 333.2 292.8 333.9 0.20 43 267 10322 -44.3 -48.3 64 4.0 -44.5 239 43 333.9 333.9 292.9 334.6 0.18 44 259 10525 -45.9 -50.3 61 4.4 -46.2 243 45 334.4 334.5 293.0 335.0 0.15 45 252 10707 -47.7 -51.6 64 3.9 -47.9 247 46 334.4 334.4 293.0 334.9 0.13 46 250 10760 -48.1 -52.2 62 4.1 -48.3 250 47 334.6 334.6 293.1 335.0 0.12 47 244 10919 -49.7 -54.5 57 4.8 -49.9 250 50 334.5 334.5 293.0 334.9 0.10 48 235 11164 -51.5 -55.7 61 4.2 -51.7 250 53 335.4 335.4 293.3 335.7 0.09 49 229 11331 -51.9 -56.9 55 5.0 -52.1 252 55 337.3 337.3 293.7 337.6 0.08 50 210 11888 -54.5 -65.5 25 11.0 -54.7 265 58 341.7 341.7 294.7 341.8 0.03 51 200 12200 -55.1 -69.1 16 14.0 -55.4 280 61 345.5 345.5 295.6 345.6 0.02 52 194 12394 -56.3 -68.3 21 12.0 -56.5 280 62 346.6 346.6 295.9 346.7 0.02 53 167 13337 -60.1 -76.1 11 16.0 -60.3 284 68 355.5 355.5 297.8 355.5 0.01 54 150 14000 -63.9 -79.9 10 16.0 -64.0 285 71 360.0 360.0 298.7 360.0 0.00 55 133 14732 -67.1 -83.1 9 16.0 -67.2 287 70 366.9 366.9 300.0 366.9 0.00 56 130 14870 -67.3 -82.3 10 15.0 -67.4 282 69 368.9 368.9 300.4 369.0 0.00 57 128 14963 -67.5 -82.7 10 15.2 -67.6 285 76 370.2 370.2 300.6 370.2 0.00 58 121 15301 -68.3 -84.3 8 16.0 -68.4 285 62 374.8 374.8 301.4 374.8 0.00 59 120 15351 -68.5 -84.5 8 16.0 -68.6 285 62 375.3 375.3 301.5 375.3 0.00 60 100 16450 -66.3 -84.3 6 18.0 -66.4 285 57 399.6 399.6 305.2 399.6 0.00 TRP 121 15301 -68.3 -84.3 8 16.0 -68.4 285 62 374.8 374.8 301.4 374.8 0.00 WND 128 14963 -67.5 -82.7 10 15.2 -67.6 285 76 370.2 370.2 300.6 370.2 0.00 Sounding variables and indices 1000-500 mb thick: 5685.00 m Freezing level: 614.73 mb = 4197.99 m = 13772.77 ft Wetbulb zero: 677.28 mb = 3415.00 m = 11203.93 ft Precipitable water: 1.17 inches Sfc-500 mean rel hum: 44.41 % Est. max temperature: 29.81 C = 85.65 F Sfc-Lift cond lev (LCL): 956.34 mb = 524.12 m = 1719.53 ft T: 20.89 C 700-500 lapse rate: 6.25 C/km ThetaE index: 30.50 C Layer 1011.0- 850.0 mb Conv cond level (CCL): 832.93 mb = 1704.88 m = 5593.38 ft Mean mixing ratio: 12.68 g/kg Conv temperature: 31.40 C = 88.51 F Cap Strength: 2.29 C Lifted Index: -1.98 C Risk: Thunderstorms probable Lifted Index @300 mb: -0.88 C Lifted Index @700 mb: -0.28 C Showalter Index: 7.98 C Risk: None Total Totals Index: 36.80 C Risk: None Vertical Totals Index: 26.90 C Cross Totals Index: 9.90 C K Index: 18.70 Risk: < 20 % chance of thunderstorms Sweat Index: 28.00 Risk: None Energy Index: 1.11 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 393.80 J/kg Max Up Vert Vel: 28.06 m/s Conv Inhibition (B-): 72.85 J/kg Cap Strength: 2.20 C Lift Cond Lev (LCL): 902.01 mb = 1028.37 m = 3373.87 ft Lev Free Conv (LFC): 777.01 mb = 2286.45 m = 7501.39 ft Equ Level (EL): 657.01 mb = 3661.84 m = 12013.76 ft B at Equ Level: 47.13 J/kg Max Parcel Lev (MPL): 187.01 mb = 12624.56 m = 41418.66 ft Wind level data Storm motion: 257 at 10 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 1015 10 185 9 0.8 9.0 | 126 11 -9.1 6.6 1 1000 135 195 12 3.1 11.6 | 144 11 -6.8 9.2 2 981 305 200 13 4.4 12.2 | 151 11 -5.4 9.9 3 947 610 205 14 5.9 12.7 | 159 11 -4.0 10.3 4 925 813 210 14 7.0 12.1 | 163 10 -2.9 9.8 5 914 914 205 14 5.9 12.7 | 159 11 -4.0 10.3 6 882 1219 200 15 5.1 14.1 | 158 13 -4.8 11.7 7 851 1524 185 8 0.7 8.0 | 121 11 -9.2 5.6 8 850 1534 190 8 1.4 7.9 | 123 10 -8.5 5.5 9 820 1829 165 11 -2.8 10.6 | 123 15 -12.7 8.3 10 791 2134 135 4 -2.8 2.8 | 92 13 -12.7 0.5 11 762 2438 150 7 -3.5 6.1 | 105 14 -13.4 3.7 12 735 2743 210 9 4.5 7.8 | 135 8 -5.4 5.4 13 708 3048 250 23 21.6 7.9 | 245 13 11.7 5.5 14 700 3147 250 23 21.6 7.9 | 245 13 11.7 5.5 15 682 3353 240 28 24.2 14.0 | 231 18 14.4 11.6 16 656 3658 240 25 21.7 12.5 | 229 16 11.8 10.1 17 632 3962 225 23 16.3 16.3 | 205 15 6.4 13.9 18 608 4267 225 14 9.9 9.9 | 180 8 0.0 7.5 19 585 4572 225 17 12.0 12.0 | 192 10 2.1 9.7 20 563 4877 260 8 7.9 1.4 | 64 2 -2.0 -1.0 21 542 5182 285 9 8.7 -2.3 | 14 5 -1.2 -4.7 22 521 5486 275 6 6.0 -0.5 | 54 5 -3.9 -2.9 23 502 5791 300 12 10.4 -6.0 | 357 8 0.5 -8.4 24 500 5820 295 12 10.9 -5.1 | 352 7 1.0 -7.4 25 482 6096 280 10 9.8 -1.7 | 1 4 -0.0 -4.1 26 463 6401 265 12 12.0 1.0 | 303 2 2.1 -1.3 27 444 6706 245 11 10.0 4.6 | 182 2 0.1 2.3 28 426 7010 245 10 9.1 4.2 | 156 2 -0.8 1.9 29 400 7490 270 23 23.0 -0.0 | 280 13 13.1 -2.4 30 393 7620 265 23 22.9 2.0 | 272 13 13.0 -0.4 31 376 7925 275 27 26.9 -2.4 | 285 18 17.0 -4.7 32 360 8230 265 38 37.9 3.3 | 268 28 28.0 1.0 33 331 8839 230 29 22.2 18.6 | 217 20 12.3 16.3 34 317 9144 235 23 18.8 13.2 | 220 14 8.9 10.8 35 303 9449 230 31 23.7 19.9 | 218 22 13.9 17.6 36 300 9530 230 32 24.5 20.6 | 219 23 14.6 18.2 37 290 9754 230 33 25.3 21.2 | 219 24 15.4 18.9 38 265 10363 240 44 38.1 22.0 | 235 34 28.2 19.6 39 253 10668 245 46 41.7 19.4 | 242 36 31.8 17.1 40 250 10760 250 47 44.2 16.1 | 248 37 34.3 13.7 41 242 10973 250 51 47.9 17.4 | 248 41 38.0 15.1 42 231 11278 250 54 50.7 18.5 | 248 44 40.8 16.1 43 220 11582 260 63 62.0 10.9 | 261 53 52.1 8.6 44 210 11887 265 58 57.8 5.1 | 267 48 47.9 2.7 45 200 12200 280 61 60.1 -10.6 | 284 52 50.2 -13.0 46 191 12497 280 62 61.1 -10.8 | 284 53 51.2 -13.1 47 182 12802 290 68 63.9 -23.3 | 295 60 54.0 -25.6 48 173 13106 280 65 64.0 -11.3 | 284 56 54.1 -13.6 49 165 13411 285 69 66.6 -17.9 | 290 60 56.8 -20.2 50 157 13716 280 75 73.9 -13.0 | 284 66 64.0 -15.4 51 150 14000 285 71 68.6 -18.4 | 289 62 58.7 -20.7 52 149 14021 280 70 68.9 -12.2 | 284 61 59.0 -14.5 53 142 14326 290 73 68.6 -25.0 | 295 65 58.7 -27.3 54 135 14630 290 70 65.8 -23.9 | 295 62 55.9 -26.3 55 129 14935 280 69 68.0 -12.0 | 284 60 58.1 -14.3 56 128 14963 285 76 73.4 -19.7 | 289 67 63.5 -22.0 57 122 15240 285 74 71.5 -19.2 | 289 65 61.6 -21.5 58 121 15301 285 62 59.9 -16.0 | 290 53 50.0 -18.4 59 116 15545 285 62 59.9 -16.0 | 290 53 50.0 -18.4 60 110 15850 285 59 57.0 -15.3 | 291 50 47.1 -17.6 61 105 16154 275 51 50.8 -4.4 | 279 41 40.9 -6.8 62 100 16450 285 57 55.1 -14.8 | 291 48 45.2 -17.1 63 95 16764 285 57 55.1 -14.8 | 291 48 45.2 -17.1 Wind Parameters Mean winds (0-6000m): 226.6 at 13.6 knts Storm direction: 256.6 at 10.2 knts Shear (0-3000m) pos: 4.9 neg: 2.0 tot: 7.0 10-3/s Storm rel Dir Shear (0-3000m): 108.8 deg Storm rel helicity (0-3000m) pos: 81.1 neg: -52.7 tot: 28.3 m^2/s^2 ave: 9.4 10^-3 m/s^2 rel: 0.27 Storm rel vorticity (0-3000m) horiz: 9.6 stream: 2.6 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 69.96 Bulk Shear: 5.63 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 ------------------------------------------------------------------------------- 500 198 12 147 11| 6.0 0.0 6.0| 17.9 0.0 17.9 35.7 1.00| 6.2 6.2 1000 202 13 154 11| 3.3 0.0 3.3| 21.7 -2.5 19.2 19.2 0.69| 4.8 3.3 1500 201 13 152 11| 2.2 2.4 4.6| 21.7 -24.6 -2.9 -2.0 -0.04| 6.1 -0.3 2000 195 12 144 11| 1.7 3.1 4.7| 22.5 -44.7 -22.1 -11.1 -0.21| 6.9 -1.5 2500 191 11 136 11| 1.8 2.5 4.2| 37.1 -52.7 -15.6 -6.2 -0.11| 7.0 -0.8 3000 196 11 140 11| 4.9 2.0 7.0| 81.1 -52.7 28.3 9.4 0.27| 9.6 2.6 4000 216 15 172 10| 3.7 1.7 5.4| 87.9 -98.9 -11.0 -2.8 0.08| 9.6 0.8 5000 219 15 176 9| 2.6 1.8 4.4| 93.1-110.9 -17.8 -3.6 -0.01| 10.0 -0.1 6000 227 14 180 7| 2.4 1.5 3.9| 96.3-119.2 -22.9 -3.8 -0.04| 9.5 -0.4 Wrote GIF file: /home/apache/climate/data/raob//KLCH/skewt/KLCH.skewt.20250422.00.gif