UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122500.upa.cvt Date: 0000Z 25 DEC 25 Searching for KTWC... Searching the city database file for: KTWC ... Date:0000Z 25 DEC 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 157 SFC 934 751 18.2 13.3 73 4.9 15.1 360 4 297.1 299.0 290.9 327.0 10.33 2 925 834 18.6 9.6 56 9.0 13.1 110 19 298.3 299.8 289.4 322.2 8.13 3 914 937 18.4 8.4 52 10.0 12.4 119 25 299.1 300.5 289.2 321.5 7.58 4 903 1040 17.6 7.6 52 10.0 11.7 138 25 299.4 300.7 289.0 320.8 7.27 5 900 1069 18.4 7.4 49 11.0 11.9 143 24 300.5 301.8 289.3 321.8 7.19 6 891 1155 18.4 6.4 45 12.0 11.4 158 24 301.3 302.6 289.2 321.5 6.78 7 882 1242 18.2 6.2 45 12.0 11.2 170 24 302.0 303.2 289.4 322.2 6.75 8 850 1557 15.2 5.2 51 10.0 9.5 175 27 302.1 303.3 289.2 321.6 6.53 9 822 1840 14.0 4.0 51 10.0 8.4 185 38 303.7 304.9 289.5 322.4 6.21 10 801 2058 12.0 3.0 54 9.0 7.1 192 39 303.8 304.9 289.3 321.8 5.93 11 700 3169 2.4 0.4 87 2.0 1.4 205 33 305.1 306.2 289.5 322.3 5.63 12 691 3274 1.6 0.1 90 1.5 0.8 205 33 305.4 306.4 289.5 322.4 5.58 13 684 3356 2.2 0.0 85 2.2 1.1 205 33 306.9 308.0 290.0 324.1 5.60 14 678 3427 4.2 2.3 87 1.9 3.1 210 34 310.0 311.2 291.9 330.6 6.68 15 667 3560 3.4 2.0 91 1.4 2.7 218 36 310.5 311.8 292.0 331.1 6.64 16 665 3585 3.2 1.8 91 1.4 2.4 220 37 310.6 311.8 291.9 330.9 6.57 17 602 4384 -2.1 -2.1 100 0.0 -2.1 222 33 313.4 314.4 291.9 330.5 5.45 18 500 5840 -9.7 -10.4 95 0.7 -10.0 210 28 321.2 321.9 292.4 332.6 3.47 19 448 6681 -14.7 -15.2 96 0.5 -14.9 217 41 325.2 325.7 292.8 334.0 2.62 20 438 6852 -15.9 -16.6 94 0.7 -16.2 215 43 325.8 326.2 292.7 333.9 2.38 21 432 6956 -17.1 -19.0 85 1.9 -17.7 214 45 325.5 325.9 292.3 332.3 1.97 22 419 7185 -18.7 -20.5 86 1.8 -19.2 211 47 326.3 326.7 292.4 332.5 1.79 23 403 7475 -20.5 -22.8 82 2.3 -21.1 206 45 327.6 327.9 292.5 333.0 1.52 24 400 7530 -20.7 -22.6 85 1.9 -21.2 205 43 328.1 328.4 292.7 333.5 1.56 25 396 7604 -21.3 -23.2 85 1.9 -21.8 205 43 328.2 328.5 292.7 333.5 1.49 26 390 7716 -22.1 -24.4 82 2.3 -22.7 206 43 328.6 328.9 292.6 333.4 1.36 27 387 7773 -22.9 -26.8 70 3.9 -23.8 207 42 328.3 328.5 292.3 332.2 1.10 28 370 8099 -26.9 -48.9 11 22.0 -29.0 210 41 327.2 327.3 291.0 327.7 0.12 29 363 8236 -27.7 -42.7 23 15.0 -29.5 212 40 328.0 328.0 291.4 328.9 0.24 30 362 8256 -27.7 -43.7 20 16.0 -29.5 212 40 328.2 328.3 291.5 329.1 0.22 31 355 8396 -28.3 -40.3 31 12.0 -29.8 213 40 329.3 329.3 291.9 330.5 0.32 32 348 8538 -29.3 -49.3 13 20.0 -31.1 215 39 329.8 329.8 291.8 330.3 0.12 33 333 8851 -31.3 -51.3 12 20.0 -32.9 217 39 331.2 331.2 292.2 331.6 0.10 34 305 9466 -36.5 -51.5 20 15.0 -37.5 224 44 332.4 332.4 292.4 332.8 0.11 35 300 9580 -37.3 -52.3 20 15.0 -38.2 225 45 332.8 332.8 292.6 333.2 0.10 36 287 9884 -39.7 -56.7 15 17.0 -40.5 224 47 333.6 333.6 292.7 333.9 0.06 37 270 10297 -43.3 -55.3 25 12.0 -43.9 222 50 334.3 334.3 292.9 334.6 0.08 38 269 10322 -43.1 -60.1 14 17.0 -43.7 222 50 334.9 334.9 293.1 335.1 0.04 39 266 10398 -43.7 -59.7 15 16.0 -44.3 222 50 335.1 335.1 293.2 335.3 0.05 40 250 10810 -47.7 -59.7 24 12.0 -48.1 220 53 335.2 335.2 293.2 335.4 0.05 41 228 11413 -53.3 -61.3 37 8.0 -53.5 221 54 335.5 335.6 293.3 335.7 0.04 42 218 11701 -55.1 -66.1 24 11.0 -55.3 215 55 337.1 337.1 293.6 337.2 0.02 43 211 11910 -56.3 -66.3 27 10.0 -56.5 215 57 338.4 338.4 294.0 338.5 0.02 44 208 12001 -56.1 -68.1 21 12.0 -56.3 215 59 340.1 340.1 294.4 340.2 0.02 45 205 12093 -56.5 -68.5 21 12.0 -56.7 215 60 340.9 340.9 294.6 341.0 0.02 46 200 12250 -57.9 -67.9 27 10.0 -58.0 215 62 341.1 341.1 294.6 341.2 0.02 47 191 12538 -60.7 -68.7 34 8.0 -60.8 217 67 341.1 341.1 294.6 341.2 0.02 48 189 12603 -60.5 -69.5 30 9.0 -60.6 218 68 342.5 342.5 294.9 342.5 0.02 49 181 12871 -62.1 -71.1 29 9.0 -62.2 220 73 344.1 344.1 295.3 344.2 0.01 50 173 13152 -59.1 -78.1 7 19.0 -59.3 222 78 353.5 353.5 297.4 353.6 0.01 51 164 13486 -59.9 -79.7 6 19.7 -60.1 225 84 357.6 357.6 298.2 357.6 0.00 52 150 14040 -61.3 -82.3 5 21.0 -61.4 220 80 364.5 364.5 299.5 364.5 0.00 53 143 14336 -62.1 -85.1 3 23.0 -62.3 221 78 368.1 368.1 300.2 368.1 0.00 54 129 14969 -64.1 -86.1 3 22.0 -64.3 224 75 375.5 375.5 301.5 375.5 0.00 55 100 16500 -71.5 -89.5 5 18.0 -71.6 215 43 389.6 389.6 303.8 389.6 0.00 56 88 17245 -75.3 -90.3 8 15.0 -75.3 213 42 396.5 396.5 304.7 396.5 0.00 57 86 17378 -75.5 -90.5 8 15.0 -75.5 213 42 398.7 398.7 305.0 398.7 0.00 58 79 17868 -75.3 -90.3 8 15.0 -75.3 211 42 408.9 408.9 306.4 408.9 0.00 59 78 17942 -72.9 -88.9 7 16.0 -73.0 211 41 415.4 415.4 307.2 415.4 0.00 60 72 18407 -75.7 -89.7 9 14.0 -75.7 216 41 419.0 419.0 307.6 419.1 0.00 61 70 18570 -74.1 -89.1 8 15.0 -74.2 225 40 425.9 425.9 308.4 425.9 0.00 62 64 19099 -70.1 -88.1 5 18.0 -70.2 249 35 445.7 445.7 310.4 445.7 0.00 63 57 19783 -73.3 -89.3 7 16.0 -73.4 289 7 453.4 453.4 311.2 453.5 0.00 64 54 20102 -71.5 -89.5 5 18.0 -71.6 252 15 464.7 464.7 312.2 464.7 0.00 65 54 20102 -69.3 -88.3 5 19.0 -69.5 252 15 469.7 469.7 312.6 469.7 0.00 66 50 20560 -70.9 -88.9 5 18.0 -71.1 240 22 476.4 476.4 313.2 476.4 0.00 67 47 20929 -67.7 -87.7 4 20.0 -67.9 261 20 492.6 492.6 314.4 492.6 0.00 68 45 21190 -67.5 -88.5 4 21.0 -67.7 273 21 499.2 499.2 314.9 499.3 0.00 69 43 21466 -64.9 -88.9 2 24.0 -65.3 277 21 512.2 512.2 315.8 512.2 0.00 70 41 21754 -66.7 -88.7 3 22.0 -67.0 290 19 514.7 514.7 315.9 514.7 0.00 71 40 21904 -65.3 -88.3 3 23.0 -65.7 302 21 521.9 521.9 316.4 521.9 0.00 72 38 22215 -66.9 -88.9 3 22.0 -67.2 296 15 525.5 525.5 316.6 525.5 0.00 73 37 22376 -66.3 -90.3 2 24.0 -66.7 284 16 531.1 531.1 317.0 531.1 0.00 74 36 22543 -62.9 -88.9 2 26.0 -63.4 270 17 544.0 544.0 317.8 544.1 0.00 75 36 22543 -62.9 -88.9 2 26.0 -63.4 270 17 544.0 544.0 317.8 544.1 0.00 76 30 23660 -64.7 -88.7 2 24.0 -65.2 305 16 568.3 568.3 319.0 568.3 0.00 77 26 24536 -65.1 -90.1 2 25.0 -65.7 292 16 590.9 590.9 320.2 590.9 0.00 78 24 25031 -60.7 -87.7 2 27.0 -61.7 267 22 617.3 617.3 321.4 617.4 0.01 79 23 25296 -61.5 -88.5 2 27.0 -62.5 280 24 622.5 622.5 321.6 622.6 0.01 80 20 26170 -59.1 -88.1 1 29.0 -60.6 300 25 655.3 655.3 322.9 655.3 0.01 81 18 26833 -57.1 -87.1 1 30.0 -59.0 310 19 681.6 681.6 323.8 681.7 0.01 82 16 27575 -58.3 -88.3 1 30.0 -60.2 275 15 701.1 701.1 324.4 701.1 0.01 83 14 28420 -55.5 -87.5 1 32.0 -58.3 281 32 737.8 737.9 325.6 737.9 0.01 84 13 28891 -56.3 -87.3 1 31.0 -59.0 288 31 750.9 750.9 326.0 751.0 0.01 85 12 29403 -52.5 -86.5 1 34.0 -56.5 280 27 781.7 781.7 326.8 781.9 0.02 86 11 29966 -52.1 -86.1 1 34.0 -56.5 272 35 802.9 802.9 327.3 803.1 0.02 87 10 30580 -53.7 -87.7 1 34.0 -57.8 285 45 819.1 819.1 327.7 819.2 0.02 88 9.5 30911 -52.3 -86.3 1 34.0 -57.1 836.5 836.5 328.1 836.7 0.02 TRP 181 12871 -62.1 -71.1 29 9.0 -62.2 220 73 344.1 344.1 295.3 344.2 0.01 WND 164 13486 -59.9 -79.7 6 19.7 -60.1 225 84 357.6 357.6 298.2 357.6 0.00 Sounding variables and indices 1000-500 mb thick: 5683.00 m Freezing level: 626.96 mb = 4067.30 m = 13344.00 ft Wetbulb zero: 631.18 mb = 4003.88 m = 13135.93 ft Precipitable water: 1.13 inches Sfc-500 mean rel hum: 79.05 % Est. max temperature: 25.03 C = 77.06 F Sfc-Lift cond lev (LCL): 868.43 mb = 1374.12 m = 4508.20 ft T: 16.94 C 700-500 lapse rate: 4.53 C/km ThetaE index: 6.24 C Layer 925.0- 900.0 mb Conv cond level (CCL): 714.79 mb = 2996.62 m = 9831.32 ft Mean mixing ratio: 7.10 g/kg Conv temperature: 25.92 C = 78.65 F Cap Strength: 4.41 C Lifted Index: 5.57 C Risk: None Lifted Index @300 mb: 8.21 C Lifted Index @700 mb: 1.15 C Showalter Index: 5.81 C Risk: None Total Totals Index: 39.80 C Risk: None Vertical Totals Index: 24.90 C Cross Totals Index: 14.90 C K Index: 28.10 Risk: 40-60 % chance of thunderstorms Sweat Index: 241.10 Risk: None Energy Index: 2.18 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.61 J/kg Max Up Vert Vel: 6.72 m/s Conv Inhibition (B-): 41099.00 J/kg Cap Strength: 5.43 C Lift Cond Lev (LCL): 756.87 mb = 2525.28 m = 8284.93 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 235 at 24 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 ---------------------------------------------------------- 0 934 751 360 4 -0.0 -4.0 | 48 27 -19.7 -18.0 1 925 834 110 19 -17.9 6.5 | 79 38 -37.6 -7.5 2 916 914 115 25 -22.7 10.6 | 85 43 -42.4 -3.4 3 884 1219 170 24 -4.2 23.6 | 112 26 -23.9 9.6 4 853 1524 165 26 -6.7 25.1 | 113 29 -26.5 11.1 5 850 1557 175 27 -2.4 26.9 | 120 26 -22.1 12.9 6 823 1829 185 38 3.3 37.9 | 145 29 -16.4 23.9 7 793 2134 195 39 10.1 37.7 | 158 26 -9.6 23.7 8 764 2438 190 36 6.3 35.5 | 148 25 -13.5 21.5 9 737 2743 205 33 13.9 29.9 | 160 17 -5.8 15.9 10 700 3169 205 33 13.9 29.9 | 160 17 -5.8 15.9 11 684 3353 205 33 13.9 29.9 | 160 17 -5.8 15.9 12 658 3658 225 38 26.9 26.9 | 209 15 7.1 12.9 13 610 4267 220 34 21.9 26.0 | 190 12 2.1 12.0 14 587 4572 225 31 21.9 21.9 | 195 8 2.2 7.9 15 565 4877 215 31 17.8 25.4 | 170 12 -2.0 11.4 16 543 5182 205 30 12.7 27.2 | 152 15 -7.1 13.2 17 503 5791 210 26 13.0 22.5 | 142 11 -6.7 8.5 18 500 5840 210 28 14.0 24.2 | 151 12 -5.7 10.3 19 483 6096 210 31 15.5 26.8 | 162 14 -4.2 12.8 20 464 6401 220 38 24.4 29.1 | 197 16 4.7 15.1 21 412 7315 210 49 24.5 42.4 | 190 29 4.8 28.4 22 400 7530 205 43 18.2 39.0 | 176 25 -1.6 25.0 23 395 7620 205 43 18.2 39.0 | 176 25 -1.6 25.0 24 347 8534 215 39 22.4 31.9 | 188 18 2.6 17.9 25 319 9144 220 40 25.7 30.6 | 200 18 6.0 16.6 26 300 9580 225 45 31.8 31.8 | 214 22 12.1 17.8 27 292 9754 225 46 32.5 32.5 | 215 23 12.8 18.5 28 250 10810 220 53 34.1 40.6 | 208 30 14.3 26.6 29 233 11278 225 55 38.9 38.9 | 218 31 19.2 24.9 30 222 11582 215 53 30.4 43.4 | 200 31 10.7 29.4 31 200 12250 215 62 35.6 50.8 | 203 40 15.8 36.8 32 181 12871 220 73 46.9 55.9 | 213 50 27.2 41.9 33 164 13486 225 84 59.4 59.4 | 221 60 39.7 45.4 34 158 13716 225 84 59.4 59.4 | 221 60 39.7 45.4 35 150 14040 220 80 51.4 61.3 | 214 57 31.7 47.3 36 123 15240 225 73 51.6 51.6 | 220 49 31.9 37.6 37 117 15545 220 74 47.6 56.7 | 213 51 27.8 42.7 38 100 16500 215 43 24.7 35.2 | 193 22 4.9 21.2 39 96 16764 215 43 24.7 35.2 | 193 22 4.9 21.2 40 73 18288 210 41 20.5 35.5 | 182 22 0.8 21.5 41 70 18570 225 40 28.3 28.3 | 211 17 8.5 14.3 42 70 18593 210 48 24.0 41.6 | 189 28 4.3 27.6 43 60 19507 280 25 24.6 -4.3 | 345 19 4.9 -18.3 44 57 19812 290 5 4.7 -1.7 | 44 22 -15.0 -15.7 45 54 20117 250 15 14.1 5.1 | 32 11 -5.6 -8.9 46 51 20422 260 20 19.7 3.5 | 0 11 -0.0 -10.5 47 50 20560 240 22 19.1 11.0 | 13 3 -0.7 -3.0 48 49 20726 240 21 18.2 10.5 | 24 4 -1.6 -3.5 49 46 21031 270 19 19.0 -0.0 | 3 14 -0.7 -14.0 50 44 21336 275 23 22.9 -2.0 | 349 16 3.2 -16.0 51 42 21641 280 18 17.7 -3.1 | 7 17 -2.0 -17.1 52 40 21946 305 21 17.2 -12.0 | 6 26 -2.5 -26.0 53 38 22250 295 15 13.6 -6.3 | 17 21 -6.1 -20.3 54 36 22555 270 17 17.0 -0.0 | 11 14 -2.7 -14.0 55 34 22860 310 29 22.2 -18.6 | 356 33 2.5 -32.6 56 30 23660 305 16 13.1 -9.2 | 16 24 -6.6 -23.2 57 28 24079 315 20 14.1 -14.1 | 11 29 -5.6 -28.1 58 27 24384 305 15 12.3 -8.6 | 18 24 -7.5 -22.6 59 25 24689 280 16 15.8 -2.8 | 13 17 -4.0 -16.8 60 24 24994 265 22 21.9 1.9 | 350 12 2.2 -12.1 61 23 25298 280 24 23.6 -4.2 | 348 19 3.9 -18.2 62 22 25603 275 24 23.9 -2.1 | 345 17 4.2 -16.1 63 21 25908 285 28 27.0 -7.2 | 341 22 7.3 -21.2 64 20 26170 300 25 21.7 -12.5 | 356 27 1.9 -26.5 65 18 26822 310 20 15.3 -12.9 | 9 27 -4.4 -26.9 66 17 27127 310 10 7.7 -6.4 | 31 24 -12.1 -20.4 67 16 27432 270 8 8.0 -0.0 | 40 18 -11.7 -14.0 68 16 27737 280 21 20.7 -3.6 | 357 18 0.9 -17.6 69 15 28042 265 27 26.9 2.4 | 328 14 7.2 -11.6 70 14 28651 290 35 32.9 -12.0 | 333 29 13.2 -26.0 71 12 29261 285 26 25.1 -6.7 | 345 21 5.4 -20.7 72 11 29870 265 31 30.9 2.7 | 315 16 11.1 -11.3 73 11 30175 285 42 40.6 -10.9 | 320 32 20.8 -24.9 74 10 30580 285 45 43.5 -11.6 | 317 35 23.7 -25.6 Wind Parameters Mean winds (0-6000m): 204.7 at 32.3 knts Storm direction: 234.7 at 24.2 knts Shear (0-3000m) pos: 6.9 neg: 0.0 tot: 6.9 10-3/s Storm rel Dir Shear (0-3000m): 158.7 deg Storm rel helicity (0-3000m) pos: 564.8 neg: -28.0 tot: 536.9 m^2/s^2 ave: 179.0 10^-3 m/s^2 rel: 0.72 Storm rel vorticity (0-3000m) horiz: 17.3 stream: 12.5 10^-3/s Energy-Hel index: 0.07 Bulk Rich Number: 0.17 Bulk Shear: 134.21 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 ------------------------------------------------------------------------------- 500 136 22 93 35| 29.0 0.0 29.0|336.5 0.0 336.5 673.1 0.78| 50.5 39.6 1000 158 25 107 30| 20.0 0.0 20.0|423.9 0.0 423.9 423.9 0.80| 32.9 26.2 1500 173 29 123 28| 14.3 0.0 14.3|489.9 -9.9 480.0 320.0 0.78| 25.9 20.0 2000 180 31 130 26| 9.4 0.0 9.4|513.5 -26.6 486.9 243.4 0.69| 22.4 15.5 2500 186 31 136 24| 7.5 0.0 7.5|513.5 -26.6 486.9 194.8 0.69| 17.9 12.4 3000 191 32 142 22| 6.9 0.0 6.9|564.8 -28.0 536.9 179.0 0.72| 17.3 12.5 4000 200 32 153 19| 5.2 0.9 6.1|567.0 -46.9 520.1 130.0 0.60| 14.4 8.6 5000 202 32 153 17| 3.9 1.4 5.2|567.0 -73.1 493.9 98.8 0.48| 12.7 6.1 6000 205 32 158 17| 4.6 1.1 5.8|613.4 -76.9 536.4 89.4 0.50| 12.2 6.1 Wrote GIF file: /home/apache/climate/data/raob//KTWC/skewt/KTWC.skewt.20251225.00.gif