UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122112.upa.cvt Date: 1200Z 21 DEC 25 Searching for CAYT... Searching the city database file for: CAYT ... Date:1200Z 21 DEC 25 Station: CAYT WMO ident: 71802 Latitude: 47.52 Longitude: -52.78 Elevation: 112.00 ------------------------------------------------------------------------------- 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 1005 112 -3.9 -7.3 77 3.4 -5.0 220 3 268.9 269.2 267.9 274.8 2.19 1 1000 152 -3.3 -7.8 71 4.5 -4.7 260 6 269.9 270.2 268.4 275.6 2.12 2 938 655 -6.7 -11.4 69 4.7 -8.0 278 21 271.4 271.7 268.7 276.1 1.70 3 929 730 -6.7 -12.7 62 6.0 -8.3 283 22 272.1 272.4 269.0 276.5 1.55 4 925 764 -5.9 -17.9 38 12.0 -8.8 285 22 273.3 273.4 268.8 276.2 1.01 5 917 832 -4.7 -37.7 6 33.0 -9.6 285 24 275.2 275.2 268.5 275.7 0.16 6 895 1025 -0.5 -47.5 1 47.0 -7.1 287 28 281.4 281.4 272.1 281.6 0.06 7 850 1435 -2.5 -20.5 24 18.0 -7.1 280 29 283.5 283.7 274.6 286.2 0.88 8 845 1482 -2.5 -25.5 15 23.0 -7.7 278 29 284.0 284.1 274.4 285.8 0.57 9 813 1787 -4.7 -20.7 27 16.0 -8.7 267 33 284.8 285.0 275.4 287.6 0.90 10 788 2031 -6.7 -25.7 20 19.0 -10.7 265 35 285.2 285.3 275.2 287.1 0.60 11 729 2633 -12.1 -19.1 56 7.0 -13.7 270 38 285.7 285.9 276.3 289.2 1.16 12 712 2814 -10.9 -16.9 61 6.0 -12.5 270 40 289.0 289.3 278.3 293.3 1.43 13 700 2944 -11.7 -16.7 66 5.0 -13.0 270 45 289.5 289.8 278.6 294.0 1.48 14 689 3065 -12.5 -16.4 73 3.9 -13.5 269 49 290.0 290.2 278.9 294.6 1.54 15 676 3211 -13.1 -15.0 86 1.9 -13.6 268 54 290.9 291.2 279.6 296.2 1.76 16 672 3257 -12.5 -13.0 96 0.5 -12.6 268 55 292.0 292.4 280.6 298.3 2.09 17 666 3325 -12.1 -13.9 86 1.8 -12.6 267 58 293.2 293.6 281.0 299.2 1.96 18 660 3395 -9.3 -13.1 74 3.8 -10.5 267 60 297.1 297.5 282.8 303.6 2.11 19 645 3574 -8.1 -14.1 62 6.0 -10.1 266 66 300.5 300.8 284.1 306.7 1.99 20 624 3830 -9.9 -13.3 76 3.4 -11.0 266 69 301.3 301.7 284.6 308.1 2.20 21 576 4444 -14.3 -16.9 81 2.6 -15.0 270 69 303.1 303.4 284.8 308.7 1.77 22 560 4657 -15.5 -18.4 78 2.9 -16.3 270 70 304.1 304.4 285.0 309.2 1.60 23 537 4974 -15.9 -21.9 60 6.0 -17.4 270 70 307.3 307.5 285.8 311.4 1.23 24 500 5510 -19.3 -25.3 59 6.0 -20.6 270 70 309.5 309.7 286.3 312.8 0.98 25 495 5584 -19.9 -26.9 54 7.0 -21.3 270 70 309.7 309.8 286.2 312.5 0.85 26 487 5704 -20.5 -26.5 59 6.0 -21.7 270 70 310.4 310.5 286.5 313.4 0.90 27 467 6012 -22.9 -32.9 40 10.0 -24.5 270 69 311.1 311.2 286.4 312.9 0.51 28 447 6329 -25.9 -32.9 52 7.0 -26.9 266 65 311.3 311.4 286.4 313.1 0.54 29 430 6607 -28.1 -35.1 51 7.0 -29.0 265 65 311.9 312.0 286.6 313.5 0.45 30 427 6657 -28.3 -38.3 38 10.0 -29.5 265 65 312.3 312.4 286.6 313.5 0.33 31 400 7120 -32.1 -41.1 40 9.0 -33.0 265 69 313.3 313.3 286.8 314.2 0.26 32 354 7970 -39.3 -46.3 47 7.0 -39.8 272 74 314.7 314.8 287.2 315.3 0.17 33 333 8386 -43.1 -47.0 65 3.9 -43.3 274 76 315.1 315.1 287.3 315.7 0.17 34 322 8611 -45.3 -49.8 60 4.5 -45.5 275 78 315.1 315.1 287.3 315.5 0.13 35 300 9080 -48.9 -53.9 56 5.0 -49.1 275 88 316.4 316.4 287.7 316.7 0.08 36 276 9620 -52.6 -58.8 47 6.1 -52.8 275 101 318.7 318.7 288.3 318.8 0.05 37 259 10026 -55.5 -62.5 41 7.0 -55.6 278 97 320.3 320.3 288.9 320.4 0.03 38 250 10250 -56.9 -62.9 47 6.0 -57.0 280 94 321.5 321.5 289.2 321.6 0.03 39 249 10275 -57.1 -62.1 53 5.0 -57.2 279 93 321.5 321.6 289.3 321.7 0.04 40 243 10430 -57.9 -66.9 31 9.0 -58.0 275 87 322.6 322.6 289.6 322.7 0.02 41 240 10508 -57.7 -68.7 23 11.0 -57.8 275 86 324.0 324.0 290.0 324.1 0.02 42 214 11236 -56.5 -76.5 6 20.0 -56.7 269 74 336.7 336.7 293.5 336.7 0.01 43 202 11605 -53.1 -80.1 2 27.0 -53.4 266 68 347.7 347.7 296.1 347.7 0.00 44 201 11638 -51.7 -80.7 2 29.0 -52.1 265 68 350.4 350.4 296.7 350.4 0.00 45 200 11670 -51.7 -80.7 2 29.0 -52.1 265 67 350.9 350.9 296.8 350.9 0.00 46 191 11970 -50.5 -81.5 1 31.0 -51.0 259 62 357.5 357.5 298.2 357.5 0.00 47 168 12807 -50.7 -81.7 1 31.0 -51.2 252 60 370.5 370.5 300.7 370.5 0.00 48 150 13540 -54.3 -83.3 2 29.0 -54.7 245 47 376.5 376.5 301.7 376.5 0.00 49 143 13843 -56.3 -84.3 2 28.0 -56.6 245 49 378.2 378.2 301.9 378.2 0.00 50 134 14256 -54.5 -84.5 1 30.0 -54.9 245 54 388.5 388.5 303.6 388.5 0.00 51 116 15168 -58.5 -85.5 2 27.0 -58.8 256 57 397.5 397.5 304.9 397.5 0.00 52 100 16100 -57.3 -86.3 1 29.0 -57.7 265 50 417.0 417.0 307.4 417.0 0.00 53 96 16359 -55.7 -85.7 1 30.0 -56.2 267 55 425.0 425.0 308.3 425.1 0.00 54 75 17917 -59.5 -87.5 1 28.0 -59.9 263 30 448.2 448.2 310.7 448.2 0.00 55 73 18087 -58.1 -87.1 1 29.0 -58.6 254 25 454.6 454.6 311.3 454.6 0.00 56 70 18350 -60.5 -87.5 2 27.0 -60.9 240 18 455.0 455.0 311.3 455.0 0.00 57 68 18530 -61.3 -87.3 2 26.0 -61.7 240 18 457.0 457.0 311.5 457.0 0.00 58 58 19524 -58.7 -87.7 1 29.0 -59.3 238 34 484.2 484.2 313.8 484.2 0.00 59 50 20450 -61.7 -88.7 2 27.0 -62.1 250 42 498.1 498.1 314.8 498.1 0.00 60 39 21982 -62.7 -89.7 1 27.0 -63.2 285 37 532.2 532.2 317.1 532.3 0.00 61 37 22307 -61.3 -89.3 1 28.0 -62.0 288 29 543.9 543.9 317.8 543.9 0.00 62 31 23391 -66.3 -91.3 2 25.0 -66.7 236 23 558.6 558.6 318.6 558.6 0.00 63 30 23590 -64.7 -90.7 2 26.0 -65.2 255 38 568.3 568.3 319.0 568.3 0.00 64 29 23798 -62.7 -90.7 1 28.0 -63.4 252 38 579.3 579.3 319.6 579.3 0.00 65 25 24709 -64.9 -90.9 2 26.0 -65.5 263 34 598.1 598.1 320.5 598.1 0.00 66 20 26080 -61.9 -89.9 1 28.0 -63.0 265 41 646.7 646.7 322.6 646.7 0.01 67 19 26398 -60.9 -89.9 1 29.0 -62.1 264 40 659.4 659.4 323.0 659.4 0.01 68 16 27455 -64.5 -90.5 2 26.0 -65.4 265 43 680.8 680.8 323.8 680.9 0.01 69 13 28728 -62.7 -90.7 1 28.0 -64.1 272 39 728.7 728.7 325.3 728.8 0.01 70 10 30330 -66.1 -92.1 1 26.0 -67.3 270 48 772.8 772.8 326.5 772.9 0.01 71 9.2 30835 -66.3 -92.3 1 26.0 -67.5 790.7 790.7 327.0 790.8 0.01 72 8.4 31392 -62.1 -90.1 1 28.0 -64.2 828.0 828.0 327.9 828.1 0.01 73 6.9 32598 -65.7 -90.7 2 25.0 -67.4 861.0 861.0 328.6 861.1 0.01 74 4.8 34846 -57.7 -87.7 1 30.0 -62.4 992.0 992.0 331.1 992.4 0.04 75 4.4 35390 -61.1 -89.1 1 28.0 -64.8 1000.9 1001.0 331.2 1001.3 0.03 76 4.0 35989 -56.1 -88.1 1 32.0 -62.1 1052.9 1052.9 332.0 1053.3 0.04 TRP 243 10430 -57.9 -66.9 31 9.0 -58.0 275 87 322.6 322.6 289.6 322.7 0.02 WND 276 9620 -52.6 -58.8 47 6.1 -52.8 275 101 318.7 318.7 288.3 318.8 0.05 Sounding variables and indices 1000-500 mb thick: 5358.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 54.35 % Est. max temperature: 10.54 C = 50.98 F Sfc-Lift cond lev (LCL): 952.45 mb = 534.85 m = 1754.72 ft T: -5.89 C 700-500 lapse rate: 2.96 C/km ThetaE index: 0.76 C Layer 925.0- 895.0 mb Conv cond level (CCL): 486.92 mb = 5705.53 m = 18718.70 ft Mean mixing ratio: 1.54 g/kg Conv temperature: 37.67 C = 99.81 F Cap Strength: 26.56 C Lifted Index: 27.67 C Risk: None Lifted Index @300 mb: 28.57 C Lifted Index @700 mb: 13.89 C Showalter Index: 19.82 C Risk: None Total Totals Index: 15.60 C Risk: None Vertical Totals Index: 16.80 C Cross Totals Index: -1.20 C K Index: -8.70 Risk: None Sweat Index: 128.00 Risk: None Energy Index: 5.54 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 26.14 J/kg Max Up Vert Vel: 7.23 m/s Conv Inhibition (B-): 82859.38 J/kg Cap Strength: 27.49 C Lift Cond Lev (LCL): 846.74 mb = 1465.51 m = 4808.04 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 300 at 37 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 1005 112 220 3 1.9 2.3 | 125 37 -30.2 21.0 1 1000 152 260 6 5.9 1.0 | 127 33 -26.2 19.7 2 981 305 270 15 15.0 -0.0 | 138 25 -17.1 18.7 3 943 610 275 21 20.9 -1.8 | 146 20 -11.2 16.8 4 925 764 285 22 21.3 -5.7 | 140 17 -10.9 13.0 5 908 914 285 26 25.1 -6.7 | 150 14 -7.0 11.9 6 873 1219 290 32 30.1 -10.9 | 165 8 -2.0 7.7 7 850 1435 280 29 28.6 -5.0 | 165 14 -3.5 13.6 8 808 1829 265 33 32.9 2.9 | 182 22 0.8 21.5 9 777 2134 265 36 35.9 3.1 | 190 22 3.8 21.8 10 747 2438 270 38 38.0 -0.0 | 198 20 5.9 18.7 11 718 2743 270 38 38.0 -0.0 | 198 20 5.9 18.7 12 700 2944 270 45 45.0 -0.0 | 215 23 12.9 18.7 13 637 3658 265 69 68.7 6.0 | 236 44 36.6 24.7 14 588 4267 270 69 69.0 -0.0 | 243 41 36.9 18.7 15 543 4877 270 70 70.0 -0.0 | 244 42 37.9 18.7 16 500 5510 270 70 70.0 -0.0 | 244 42 37.9 18.7 17 461 6096 270 69 69.0 -0.0 | 243 41 36.9 18.7 18 442 6401 265 63 62.8 5.5 | 232 39 30.7 24.2 19 400 7120 265 69 68.7 6.0 | 236 44 36.6 24.7 20 372 7620 270 73 73.0 -0.0 | 245 45 40.9 18.7 21 325 8534 275 77 76.7 -6.7 | 255 46 44.6 12.0 22 300 9080 275 88 87.7 -7.7 | 259 57 55.6 11.0 23 297 9144 275 85 84.7 -7.4 | 258 54 52.6 11.3 24 276 9620 275 101 100.6 -8.8 | 262 69 68.5 9.9 25 270 9754 275 101 100.6 -8.8 | 262 69 68.5 9.9 26 250 10250 280 94 92.6 -16.3 | 268 61 60.5 2.3 27 243 10430 275 87 86.7 -7.6 | 259 56 54.6 11.1 28 234 10668 275 84 83.7 -7.3 | 258 53 51.6 11.3 29 200 11670 265 67 66.7 5.8 | 235 42 34.6 24.5 30 185 12192 255 58 56.0 15.0 | 215 41 23.9 33.7 31 176 12497 255 65 62.8 16.8 | 221 47 30.7 35.5 32 150 13540 245 47 42.6 19.9 | 195 40 10.5 38.5 33 146 13716 245 47 42.6 19.9 | 195 40 10.5 38.5 34 120 14935 245 64 58.0 27.0 | 210 53 25.9 45.7 35 115 15240 260 54 53.2 9.4 | 217 35 21.1 28.0 36 109 15545 260 48 47.3 8.3 | 209 31 15.2 27.0 37 104 15850 250 60 56.4 20.5 | 212 46 24.3 39.2 38 100 16100 265 50 49.8 4.4 | 218 29 17.7 23.0 39 99 16154 260 64 63.0 11.1 | 226 43 30.9 29.8 40 94 16459 270 50 50.0 -0.0 | 224 26 17.9 18.7 41 90 16764 275 32 31.9 -2.8 | 179 16 -0.2 15.9 42 86 17069 255 34 32.8 8.8 | 182 27 0.7 27.5 43 82 17374 255 42 40.6 10.9 | 196 31 8.5 29.5 44 78 17678 275 36 35.9 -3.1 | 194 16 3.8 15.5 45 70 18350 240 18 15.6 9.0 | 149 32 -16.5 27.7 46 67 18593 240 18 15.6 9.0 | 149 32 -16.5 27.7 47 61 19202 240 36 31.2 18.0 | 179 37 -0.9 36.7 48 53 20117 235 29 23.8 16.6 | 167 36 -8.3 35.3 49 50 20450 250 42 39.5 14.4 | 193 34 7.4 33.0 50 45 21031 255 44 42.5 11.4 | 199 32 10.4 30.1 51 43 21336 260 37 36.4 6.4 | 190 25 4.3 25.1 52 39 21946 285 38 36.7 -9.8 | 208 10 4.6 8.8 53 36 22555 290 22 20.7 -7.5 | 134 16 -11.4 11.1 54 34 22860 260 14 13.8 2.4 | 139 28 -18.3 21.1 55 32 23165 240 15 13.0 7.5 | 144 32 -19.1 26.2 56 31 23470 235 26 21.3 14.9 | 162 35 -10.8 33.6 57 30 23590 255 38 36.7 9.8 | 189 29 4.6 28.5 58 29 23774 250 39 36.6 13.3 | 188 32 4.5 32.0 59 28 24079 270 30 30.0 -0.0 | 174 19 -2.1 18.7 60 24 24994 260 36 35.5 6.3 | 188 25 3.4 24.9 61 22 25603 270 34 34.0 -0.0 | 186 19 1.9 18.7 62 20 26080 265 41 40.8 3.6 | 201 24 8.7 22.2 63 20 26213 255 40 38.6 10.4 | 193 30 6.5 29.0 64 18 26822 285 40 38.6 -10.4 | 218 11 6.5 8.3 65 16 27432 265 43 42.8 3.7 | 206 25 10.7 22.4 66 15 27737 270 44 44.0 -0.0 | 213 22 11.9 18.7 67 10 30175 275 31 30.9 -2.7 | 176 16 -1.2 16.0 68 10 30330 270 48 48.0 -0.0 | 220 25 15.9 18.7 Wind Parameters Mean winds (0-6000m): 270.2 at 49.5 knts Storm direction: 300.2 at 37.1 knts Shear (0-3000m) pos: 5.6 neg: 4.1 tot: 9.7 10-3/s Storm rel Dir Shear (0-3000m): 98.5 deg Storm rel helicity (0-3000m) pos: 203.7 neg: -6.4 tot: 197.3 m^2/s^2 ave: 65.8 10^-3 m/s^2 rel: 0.51 Storm rel vorticity (0-3000m) horiz: 11.5 stream: 5.9 10^-3/s Energy-Hel index: 0.02 Bulk Rich Number: 0.16 Bulk Shear: 160.74 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 ------------------------------------------------------------------------------- 500 271 15 137 25| 20.0 0.0 20.0| 75.4 0.0 75.4 150.7 0.53| 20.1 10.6 1000 280 20 141 20| 14.9 0.0 14.9| 87.9 -6.1 81.9 81.9 0.41| 16.0 6.5 1500 281 23 147 17| 9.9 2.7 12.6|101.4 -6.4 95.0 63.3 0.38| 14.7 5.6 2000 276 26 158 17| 7.4 3.7 11.1|128.1 -6.4 121.7 60.8 0.42| 13.0 5.5 2500 274 28 166 17| 6.7 3.0 9.6|144.8 -6.4 138.4 55.3 0.45| 11.2 5.0 3000 273 31 175 17| 5.6 4.1 9.7|203.7 -6.4 197.3 65.8 0.51| 11.5 5.9 4000 270 39 201 20| 4.6 5.2 9.8|316.6 -6.4 310.2 77.5 0.51| 11.6 5.9 5000 270 45 215 23| 3.8 4.2 8.0|336.6 -6.4 330.2 66.0 0.51| 9.5 4.9 6000 270 50 223 25| 3.2 3.4 6.6|336.6 -16.0 320.6 53.4 0.50| 8.0 4.0 Wrote GIF file: /home/apache/climate/data/raob//CAYT/skewt/CAYT.skewt.20251221.12.gif