UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102018.upa.cvt Date: 1800Z 20 OCT 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:1800Z 20 OCT 25 Station: KTWC WMO ident: 72274 Latitude: 32.23 Longitude: -110.96 Elevation: 751.00 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- 0 1000 144 SFC 933 751 23.6 5.6 31 18.0 13.1 0 0 302.7 303.8 289.0 321.1 6.12 2 929 789 22.2 5.2 33 17.0 12.4 42 0 301.6 302.7 288.6 319.5 5.97 3 925 828 21.8 4.8 33 17.0 12.1 85 1 301.6 302.7 288.4 319.1 5.83 4 913 941 20.6 4.6 35 16.0 11.6 122 1 301.5 302.6 288.4 318.9 5.83 5 901 1055 20.0 4.0 35 16.0 11.0 86 1 302.0 303.1 288.4 319.0 5.66 6 898 1084 20.2 3.2 32 17.0 10.8 77 1 302.5 303.5 288.3 318.7 5.36 7 895 1113 21.6 1.6 27 20.0 10.7 68 1 304.3 305.1 288.3 318.9 4.80 8 867 1388 20.2 0.2 26 20.0 9.5 345 2 305.6 306.4 288.5 319.3 4.47 9 850 1558 18.6 -0.4 28 19.0 8.6 295 3 305.6 306.4 288.4 319.1 4.37 10 823 1833 16.2 -0.8 31 17.0 7.3 290 7 305.9 306.7 288.5 319.4 4.38 11 816 1905 16.0 -5.0 23 21.0 5.9 295 8 306.5 307.1 287.6 316.5 3.23 12 815 1916 16.0 -6.0 21 22.0 5.6 296 8 306.6 307.1 287.4 316.0 2.99 13 810 1968 16.2 -16.8 9 33.0 3.5 299 8 307.3 307.6 285.8 311.5 1.27 14 798 2095 17.0 -20.0 6 37.0 3.4 307 10 309.5 309.7 286.3 312.8 0.98 15 778 2310 16.2 -24.8 4 41.0 2.4 310 12 310.9 311.0 286.4 313.1 0.66 16 768 2420 15.4 -15.6 10 31.0 3.0 310 13 311.2 311.5 287.4 316.0 1.48 17 764 2464 15.8 -32.2 2 48.0 1.6 309 14 312.1 312.1 286.5 313.3 0.34 18 745 2677 16.0 298 19 314.5 19 744 2689 16.0 298 19 314.7 20 700 3202 12.2 -18.8 10 31.0 0.5 300 25 316.0 316.2 288.8 320.2 1.24 21 665 3629 8.6 -17.4 14 26.0 -1.3 305 23 316.6 316.9 289.2 321.6 1.47 22 649 3829 7.6 -25.4 7 33.0 -3.0 299 24 317.7 317.8 288.8 320.3 0.75 23 579 4755 -0.7 -28.7 10 28.0 -8.4 272 24 318.5 318.7 289.0 320.7 0.62 24 563 4978 -1.9 -33.9 7 32.0 -9.6 270 23 319.7 319.8 289.0 321.1 0.39 25 509 5772 -7.9 -33.9 10 26.0 -13.6 266 22 321.8 321.8 289.8 323.3 0.43 26 500 5910 -8.9 -35.9 9 27.0 -14.5 265 22 322.2 322.3 289.8 323.5 0.36 27 493 6018 -9.7 -34.7 11 25.0 -15.0 265 22 322.5 322.6 290.0 324.0 0.41 28 471 6368 -10.9 -42.9 5 32.0 -16.4 252 23 325.3 325.3 290.6 326.0 0.18 29 449 6732 -13.9 -44.9 5 31.0 -18.7 253 26 326.0 326.0 290.7 326.6 0.16 30 431 7041 -14.5 -48.5 4 34.0 -19.3 255 28 329.0 329.1 291.6 329.5 0.11 31 400 7600 -18.1 -52.1 3 34.0 -22.2 250 23 331.5 331.5 292.2 331.8 0.08 32 384 7904 -20.1 -54.1 3 34.0 -23.8 250 21 332.7 332.7 292.5 333.0 0.06 33 340 8793 -27.1 -54.1 6 27.0 -29.5 251 24 335.0 335.0 293.2 335.3 0.07 34 300 9680 -35.1 -53.1 14 18.0 -36.4 240 34 335.9 335.9 293.4 336.3 0.09 35 295 9798 -36.3 -53.3 16 17.0 -37.4 240 35 335.8 335.8 293.4 336.2 0.09 36 250 10930 -45.3 -59.3 19 14.0 -45.8 240 49 338.7 338.7 294.0 338.9 0.05 37 241 11173 -47.3 -60.3 21 13.0 -47.7 240 51 339.3 339.3 294.2 339.5 0.05 38 234 11367 -48.9 -62.9 18 14.0 -49.3 240 53 339.7 339.7 294.3 339.9 0.03 39 212 12008 -53.7 -63.7 28 10.0 -53.9 240 59 342.0 342.0 294.8 342.1 0.03 40 211 12038 -53.9 -64.9 25 11.0 -54.1 240 59 342.1 342.1 294.8 342.3 0.03 41 210 12069 -54.1 -66.1 22 12.0 -54.4 240 59 342.3 342.3 294.9 342.4 0.03 42 203 12285 -55.5 -66.5 24 11.0 -55.7 240 61 343.4 343.4 295.1 343.5 0.02 43 200 12380 -56.1 -67.1 24 11.0 -56.3 240 62 343.9 343.9 295.3 344.0 0.02 44 191 12671 -58.1 -70.1 20 12.0 -58.3 242 67 345.3 345.3 295.6 345.3 0.02 45 182 12974 -60.3 -71.3 22 11.0 -60.4 244 72 346.5 346.5 295.8 346.6 0.01 46 179 13077 -61.0 -72.0 22 11.0 -61.1 245 74 347.0 347.0 296.0 347.0 0.01 47 172 13324 -62.7 -73.7 21 11.0 -62.8 245 74 348.2 348.2 296.3 348.2 0.01 48 159 13806 -64.9 -76.9 18 12.0 -65.0 245 61 352.4 352.4 297.1 352.4 0.01 49 150 14160 -65.9 -79.9 12 14.0 -66.0 245 50 356.6 356.6 298.0 356.6 0.00 50 146 14323 -66.3 -80.3 12 14.0 -66.4 245 50 358.6 358.6 298.4 358.7 0.00 51 137 14705 -68.9 -81.9 14 13.0 -68.9 242 57 360.6 360.6 298.8 360.6 0.00 52 130 15019 -68.1 -84.1 8 16.0 -68.2 240 58 367.5 367.5 300.1 367.5 0.00 53 116 15696 -71.1 -85.1 11 14.0 -71.2 255 47 374.1 374.1 301.3 374.1 0.00 54 108 16115 -74.3 -85.3 17 11.0 -74.3 243 43 375.8 375.8 301.6 375.8 0.00 55 102 16446 -75.5 -86.5 16 11.0 -75.5 255 37 379.7 379.7 302.2 379.7 0.00 56 100 16560 -75.5 -86.5 16 11.0 -75.5 260 35 381.9 381.9 302.5 381.9 0.00 57 95 16858 -75.5 -86.5 16 11.0 -75.5 259 35 387.5 387.5 303.4 387.5 0.00 58 85 17513 -69.3 -87.3 6 18.0 -69.4 270 28 412.6 412.6 306.8 412.6 0.00 59 75 18256 -71.9 -87.9 7 16.0 -72.0 267 10 422.2 422.2 308.0 422.2 0.00 60 73 18417 -68.9 -88.9 4 20.0 -69.0 276 16 431.8 431.8 309.0 431.8 0.00 61 72 18500 -68.7 -89.7 3 21.0 -68.8 283 19 433.9 433.9 309.3 433.9 0.00 62 70 18670 -65.5 -89.5 2 24.0 -65.7 300 14 444.3 444.3 310.3 444.3 0.00 63 69 18758 -65.3 -89.3 2 24.0 -65.5 306 15 446.5 446.5 310.5 446.5 0.00 64 65 19118 -68.9 -89.9 3 21.0 -69.1 326 17 446.3 446.3 310.5 446.4 0.00 65 60 19598 -68.3 -90.3 3 22.0 -68.5 271 12 458.0 458.0 311.6 458.0 0.00 66 58 19803 -64.1 -90.1 2 26.0 -64.4 285 12 472.0 472.0 312.8 472.0 0.00 67 54 20239 -65.7 -90.7 2 25.0 -66.0 304 11 478.0 478.0 313.3 478.0 0.00 68 53 20353 -64.3 -89.3 2 25.0 -64.6 320 12 483.8 483.8 313.8 483.8 0.00 69 52 20470 -64.7 -89.7 2 25.0 -65.0 302 11 485.5 485.5 313.9 485.6 0.00 70 50 20710 -63.1 -89.1 2 26.0 -63.5 170 9 494.8 494.8 314.6 494.8 0.00 71 48 20961 -62.7 -89.7 1 27.0 -63.1 199 8 501.5 501.6 315.1 501.6 0.00 72 45 21365 -56.7 -87.7 1 31.0 -57.6 225 11 525.5 525.5 316.6 525.5 0.00 73 40 22105 -59.9 -87.9 1 28.0 -60.6 283 14 535.4 535.4 317.2 535.5 0.00 74 37 22596 -56.5 -86.5 1 30.0 -57.6 228 9 556.2 556.2 318.5 556.3 0.01 75 36 22770 -56.7 -86.7 1 30.0 -57.8 194 7 560.1 560.1 318.6 560.1 0.01 76 34 23133 -55.7 -86.7 1 31.0 -57.1 123 1 571.9 572.0 319.3 572.0 0.01 77 32 23522 -52.3 -85.3 1 33.0 -54.3 246 10 591.1 591.1 320.2 591.1 0.01 78 31 23727 -51.5 -84.5 1 33.0 -53.7 266 12 598.6 598.6 320.6 598.7 0.01 79 30 23940 -51.9 -83.9 1 32.0 -54.1 325 10 603.2 603.2 320.7 603.2 0.01 80 24 25386 -53.1 -85.1 1 32.0 -55.4 246 10 639.4 639.4 322.3 639.5 0.01 81 20 26570 -50.9 -83.9 1 33.0 -54.1 220 15 680.4 680.4 323.8 680.5 0.02 82 19 26902 -51.3 -84.3 1 33.0 -54.5 240 20 689.2 689.2 324.1 689.3 0.02 83 18 27254 -49.7 -83.7 1 34.0 -53.5 221 15 705.0 705.0 324.6 705.1 0.02 84 17 27629 -46.9 -82.9 1 36.0 -51.9 238 15 725.6 725.6 325.3 725.8 0.02 85 15 28452 -49.5 -83.5 1 34.0 -53.9 279 13 743.4 743.4 325.7 743.6 0.02 86 15 28452 -48.3 -83.3 1 35.0 -53.1 279 13 747.4 747.4 325.8 747.6 0.03 87 12 29908 -51.3 -84.3 1 33.0 -55.7 205 24 786.0 786.0 326.9 786.2 0.03 88 11 30472 -51.5 -84.5 1 33.0 -56.1 222 25 805.1 805.1 327.4 805.3 0.03 89 11 30472 -50.7 -84.7 1 34.0 -55.6 222 25 808.0 808.0 327.4 808.2 0.03 90 10 31090 -52.1 -85.1 1 33.0 -56.8 240 27 825.1 825.1 327.8 825.3 0.03 91 9.4 31491 -52.1 -85.1 1 33.0 -57.0 839.8 839.8 328.2 840.1 0.03 TRP 102 16446 -75.5 -86.5 16 11.0 -75.5 255 37 379.7 379.7 302.2 379.7 0.00 WND 179 13077 -61.0 -72.0 22 11.0 -61.1 245 74 347.0 347.0 296.0 347.0 0.01 Sounding variables and indices 1000-500 mb thick: 5766.00 m Freezing level: 584.90 mb = 4677.02 m = 15344.38 ft Wetbulb zero: 690.27 mb = 3318.36 m = 10886.88 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 14.13 % Est. max temperature: 31.29 C = 88.32 F Sfc-Lift cond lev (LCL): 714.59 mb = 3028.38 m = 9935.50 ft T: 13.49 C 700-500 lapse rate: 7.79 C/km ThetaE index: 7.96 C Layer 816.0- 798.0 mb Conv cond level (CCL): 534.73 mb = 5383.60 m = 17662.50 ft Mean mixing ratio: 4.96 g/kg Conv temperature: 41.32 C = 106.38 F Cap Strength: 11.11 C Lifted Index: 7.96 C Risk: None Lifted Index @300 mb: 12.34 C Lifted Index @700 mb: 10.77 C Showalter Index: 8.01 C Risk: None Total Totals Index: 36.00 C Risk: None Vertical Totals Index: 27.50 C Cross Totals Index: 8.50 C K Index: -3.90 Risk: None Sweat Index: 28.00 Risk: None Energy Index: 1.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 25.58 J/kg Max Up Vert Vel: 7.15 m/s Conv Inhibition (B-): 59091.80 J/kg Cap Strength: 11.11 C Lift Cond Lev (LCL): 670.37 mb = 3561.66 m = 11685.09 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 311 at 14 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 ---------------------------------------------------------- 0 933 751 0 0 -0.0 -0.0 | 131 14 -10.5 9.0 1 925 828 85 1 -1.0 -0.1 | 128 15 -11.5 8.9 2 916 914 130 1 -0.8 0.6 | 131 15 -11.3 9.6 3 884 1219 35 1 -0.6 -0.8 | 126 14 -11.1 8.2 4 850 1558 295 3 2.7 -1.3 | 135 11 -7.8 7.7 5 823 1829 290 7 6.6 -2.4 | 149 8 -3.9 6.6 6 794 2134 310 10 7.7 -6.4 | 132 4 -2.8 2.6 7 766 2438 310 13 10.0 -8.4 | 139 1 -0.5 0.6 8 739 2743 295 21 19.0 -8.9 | 269 9 8.5 0.1 9 713 3048 300 26 22.5 -13.0 | 289 13 12.0 -4.0 10 700 3202 300 25 21.7 -12.5 | 288 12 11.2 -3.5 11 661 3658 305 23 18.8 -13.2 | 297 9 8.3 -4.2 12 613 4267 280 27 26.6 -4.7 | 255 17 16.1 4.3 13 568 4877 270 23 23.0 -0.0 | 234 15 12.5 9.0 14 500 5910 265 22 21.9 1.9 | 226 16 11.4 10.9 15 488 6096 265 22 21.9 1.9 | 226 16 11.4 10.9 16 469 6401 250 23 21.6 7.9 | 213 20 11.1 16.8 17 432 7010 255 28 27.0 7.2 | 226 23 16.5 16.2 18 400 7600 250 23 21.6 7.9 | 213 20 11.1 16.8 19 399 7620 250 24 22.6 8.2 | 215 21 12.1 17.2 20 382 7925 250 21 19.7 7.2 | 210 19 9.2 16.2 21 352 8534 255 22 21.3 5.7 | 216 18 10.8 14.7 22 323 9144 245 27 24.5 11.4 | 214 25 14.0 20.4 23 310 9449 240 32 27.7 16.0 | 215 30 17.2 25.0 24 300 9680 240 34 29.4 17.0 | 216 32 18.9 26.0 25 250 10930 240 49 42.4 24.5 | 224 46 31.9 33.5 26 200 12380 240 62 53.7 31.0 | 227 59 43.2 40.0 27 179 13077 245 74 67.1 31.3 | 235 69 56.6 40.3 28 169 13411 245 74 67.1 31.3 | 235 69 56.6 40.3 29 150 14160 245 50 45.3 21.1 | 229 46 34.8 30.1 30 146 14326 245 50 45.3 21.1 | 229 46 34.8 30.1 31 132 14935 240 61 52.8 30.5 | 227 58 42.3 39.5 32 125 15240 240 48 41.6 24.0 | 223 45 31.1 33.0 33 113 15850 260 46 45.3 8.0 | 244 39 34.8 17.0 34 107 16154 240 43 37.2 21.5 | 221 41 26.7 30.5 35 102 16446 255 37 35.7 9.6 | 234 31 25.2 18.6 36 100 16560 260 35 34.5 6.1 | 238 28 24.0 15.1 37 97 16764 260 35 34.5 6.1 | 238 28 24.0 15.1 38 87 17374 255 33 31.9 8.5 | 231 28 21.4 17.5 39 83 17678 285 22 21.3 -5.7 | 253 11 10.8 3.3 40 79 17983 285 15 14.5 -3.9 | 218 6 4.0 5.1 41 75 18288 265 10 10.0 0.9 | 177 10 -0.5 9.8 42 71 18593 290 23 21.6 -7.9 | 264 11 11.1 1.1 43 70 18670 300 14 12.1 -7.0 | 219 3 1.6 2.0 44 67 18898 315 16 11.3 -11.3 | 341 2 0.8 -2.3 45 64 19202 330 17 8.5 -14.7 | 19 6 -2.0 -5.7 46 61 19507 265 12 12.0 1.0 | 188 10 1.5 10.0 47 58 19812 285 12 11.6 -3.1 | 191 6 1.1 5.9 48 55 20117 285 10 9.7 -2.6 | 173 6 -0.8 6.4 49 52 20422 330 12 6.0 -10.4 | 73 5 -4.5 -1.4 50 50 20710 170 9 -1.6 8.9 | 146 22 -12.1 17.8 51 50 20726 270 1 1.0 -0.0 | 133 13 -9.5 9.0 52 48 21031 180 10 0.0 10.0 | 151 22 -10.5 19.0 53 45 21336 220 11 7.1 8.4 | 169 18 -3.4 17.4 54 41 21946 300 15 13.0 -7.5 | 239 3 2.5 1.5 55 37 22555 240 10 8.7 5.0 | 173 14 -1.8 14.0 56 34 23165 120 1 -0.9 0.5 | 130 15 -11.4 9.5 57 32 23470 240 10 8.7 5.0 | 173 14 -1.8 14.0 58 31 23774 270 12 12.0 -0.0 | 189 9 1.5 9.0 59 30 23940 325 10 5.7 -8.2 | 99 5 -4.8 0.8 60 29 24079 320 10 6.4 -7.7 | 108 4 -4.1 1.3 61 28 24384 330 9 4.5 -7.8 | 101 6 -6.0 1.2 62 24 25298 245 10 9.1 4.2 | 174 13 -1.4 13.2 63 23 25603 250 10 9.4 3.4 | 175 12 -1.1 12.4 64 22 25908 235 12 9.8 6.9 | 178 16 -0.7 15.9 65 20 26518 265 18 17.9 1.6 | 215 13 7.4 10.5 66 20 26570 220 15 9.6 11.5 | 178 20 -0.9 20.5 67 19 26822 245 21 19.0 8.9 | 206 20 8.5 17.9 68 18 27127 225 16 11.3 11.3 | 182 20 0.8 20.3 69 18 27432 215 13 7.5 10.6 | 171 20 -3.0 19.6 70 17 27737 250 16 15.0 5.5 | 197 15 4.5 14.5 71 15 28346 295 15 13.6 -6.3 | 230 4 3.1 2.6 72 15 28651 245 10 9.1 4.2 | 174 13 -1.4 13.2 73 14 28956 280 13 12.8 -2.3 | 199 7 2.3 6.7 74 13 29261 220 16 10.3 12.3 | 179 21 -0.2 21.2 75 13 29566 195 23 6.0 22.2 | 172 32 -4.5 31.2 76 10 31090 240 27 23.4 13.5 | 210 26 12.9 22.5 Wind Parameters Mean winds (0-6000m): 280.5 at 18.4 knts Storm direction: 310.5 at 13.8 knts Shear (0-3000m) pos: 1.7 neg: 2.9 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): 157.9 deg Storm rel helicity (0-3000m) pos: 27.1 neg: -13.0 tot: 14.2 m^2/s^2 ave: 4.7 10^-3 m/s^2 rel: 0.22 Storm rel vorticity (0-3000m) horiz: 6.6 stream: 1.4 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.52 Bulk Shear: 49.35 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 84 1 128 14| 1.2 0.0 1.2| 1.4 -5.9 -4.5 -9.1 -0.39| 3.1 -1.2 1000 309 2 131 12| 0.6 3.1 3.7| 11.1 -6.6 4.5 4.5 0.21| 4.9 1.1 1500 304 4 133 10| 2.3 2.1 4.3| 12.8 -8.5 4.3 2.8 0.09| 5.5 0.5 2000 304 7 138 7| 1.7 4.3 6.0| 13.3 -8.9 4.4 2.2 0.18| 7.2 1.3 2500 301 10 157 4| 2.2 3.5 5.7| 23.0 -9.3 13.7 5.5 0.24| 7.1 1.7 3000 302 13 190 2| 1.7 2.9 4.6| 27.1 -13.0 14.2 4.7 0.22| 6.6 1.4 4000 294 16 240 5| 1.3 2.8 4.1| 27.1 -59.1 -32.0 -8.0 -0.07| 6.8 -0.5 5000 287 17 238 7| 1.0 2.2 3.2| 27.1 -71.4 -44.3 -8.9 -0.12| 5.8 -0.7 6000 281 18 234 9| 0.9 2.3 3.2| 39.7 -90.1 -50.4 -8.4 -0.13| 5.6 -0.7 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20251020.18.gif