UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042612.upa.cvt Date: 1200Z 26 APR 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:1200Z 26 APR 25 Station: CYRB WMO ident: 71924 Latitude: 74.70 Longitude: -94.97 Elevation: 46.00 ------------------------------------------------------------------------------- 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 1010 46 -19.1 -22.2 76 3.1 -19.5 345 14 253.3 253.4 253.0 255.0 0.64 1 1000 122 -19.9 -22.5 80 2.6 -20.3 340 13 253.2 253.3 252.9 254.9 0.63 2 955 462 -22.9 -23.0 99 0.1 -22.9 342 17 253.6 253.7 253.2 255.3 0.63 3 951 493 -19.5 -21.1 87 1.6 -19.7 341 17 257.3 257.4 256.6 259.4 0.75 4 948 516 -18.5 -21.3 79 2.8 -18.9 339 17 258.6 258.7 257.6 260.6 0.74 5 945 540 -13.7 -19.7 60 6.0 -14.8 338 17 263.7 263.8 261.7 266.0 0.85 6 936 613 -10.9 -20.9 44 10.0 -12.8 335 18 267.3 267.4 264.3 269.4 0.77 7 932 646 -10.7 -16.7 61 6.0 -12.0 337 18 267.8 268.0 265.3 270.9 1.11 8 925 704 -10.3 -18.3 52 8.0 -12.0 340 17 268.8 268.9 265.7 271.5 0.98 9 923 721 -10.1 -19.1 48 9.0 -12.0 338 17 269.1 269.3 265.8 271.7 0.91 10 913 805 -9.5 -15.5 62 6.0 -10.9 330 16 270.6 270.8 267.4 274.1 1.25 11 908 847 -9.7 -14.3 69 4.6 -10.8 326 15 270.8 271.1 267.8 274.7 1.39 12 850 1353 -13.5 -14.7 91 1.2 -13.8 325 10 272.0 272.2 268.7 276.0 1.44 13 823 1597 -15.5 -15.5 100 0.0 -15.5 333 6 272.4 272.6 268.9 276.3 1.39 14 795 1857 -17.7 -17.7 100 0.0 -17.7 337 4 272.8 273.0 268.8 276.2 1.20 15 794 1867 -17.9 -19.0 91 1.1 -18.1 336 4 272.7 272.8 268.5 275.7 1.07 16 792 1886 -16.9 -23.9 55 7.0 -18.1 335 4 273.9 274.0 268.7 276.0 0.70 17 773 2068 -16.3 -31.3 26 15.0 -18.4 317 8 276.5 276.5 269.7 277.6 0.36 18 769 2107 -16.1 -28.1 35 12.0 -18.0 313 9 277.1 277.2 270.3 278.6 0.49 19 737 2426 -17.3 -28.3 38 11.0 -19.0 296 10 279.2 279.3 271.6 280.7 0.50 20 728 2518 -16.9 -35.9 18 19.0 -19.3 289 11 280.6 280.6 271.9 281.4 0.25 21 714 2664 -17.3 -34.3 21 17.0 -19.5 277 13 281.7 281.8 272.7 282.7 0.29 22 700 2812 -18.5 -34.5 23 16.0 -20.5 280 13 282.0 282.0 272.8 282.9 0.29 23 544 4640 -32.3 -35.8 71 3.5 -32.6 284 14 286.7 286.7 275.5 287.7 0.33 24 524 4903 -33.9 -40.9 49 7.0 -34.4 290 15 287.8 287.9 275.9 288.5 0.20 25 518 4983 -34.3 -41.3 49 7.0 -34.8 288 15 288.3 288.3 276.1 288.9 0.20 26 503 5188 -35.1 -49.1 23 14.0 -35.8 287 14 289.7 289.8 276.7 290.0 0.09 27 500 5230 -35.3 -47.3 28 12.0 -36.0 300 14 290.0 290.0 276.9 290.4 0.11 28 492 5342 -36.1 -43.1 48 7.0 -36.5 304 13 290.4 290.4 277.1 290.9 0.17 29 469 5673 -38.3 -41.3 73 3.0 -38.5 316 11 291.6 291.7 277.8 292.4 0.22 30 400 6750 -46.5 -50.3 65 3.8 -46.6 315 12 294.6 294.6 279.0 294.9 0.10 31 371 7245 -49.7 -54.6 56 4.9 -49.8 311 15 296.7 296.7 280.0 296.9 0.06 32 362 7405 -50.7 -54.9 61 4.2 -50.8 306 15 297.5 297.5 280.3 297.7 0.06 33 357 7495 -51.1 -52.9 81 1.8 -51.1 301 15 298.1 298.1 280.6 298.4 0.08 34 354 7550 -51.5 -55.1 65 3.6 -51.6 299 14 298.3 298.3 280.7 298.5 0.06 35 344 7736 -51.7 -56.7 55 5.0 -51.8 293 14 300.5 300.5 281.6 300.7 0.05 36 339 7830 -52.1 -55.7 65 3.6 -52.2 292 13 301.2 301.2 281.9 301.4 0.06 37 336 7888 -52.3 -59.3 43 7.0 -52.4 291 13 301.7 301.7 282.1 301.8 0.04 38 334 7926 -52.3 -56.5 60 4.2 -52.4 290 13 302.2 302.2 282.4 302.4 0.05 39 332 7965 -52.5 -55.2 72 2.7 -52.5 290 13 302.5 302.5 282.5 302.7 0.06 40 324 8123 -52.1 -60.1 38 8.0 -52.2 290 12 305.1 305.1 283.5 305.3 0.04 41 314 8325 -52.7 -59.7 42 7.0 -52.8 299 11 307.0 307.0 284.2 307.2 0.04 42 304 8534 -51.7 -75.7 4 24.0 -52.0 320 10 311.3 311.3 285.8 311.3 0.00 43 300 8620 -51.1 -69.1 10 18.0 -51.4 335 6 313.3 313.3 286.5 313.4 0.01 44 295 8729 -51.7 -68.7 11 17.0 -52.0 334 6 314.0 314.0 286.8 314.0 0.01 45 267 9383 -46.5 -77.5 2 31.0 -47.0 348 8 330.7 330.7 291.9 330.7 0.00 46 250 9820 -45.5 -78.5 1 33.0 -46.2 20 10 338.4 338.4 293.9 338.4 0.00 47 249 9847 -45.5 -79.5 1 34.0 -46.2 20 10 338.8 338.8 294.0 338.8 0.00 48 239 10120 -46.3 -79.3 1 33.0 -46.9 15 10 341.6 341.6 294.7 341.6 0.00 49 230 10376 -44.9 -79.9 1 35.0 -45.6 355 10 347.5 347.5 296.1 347.5 0.00 50 200 11310 -45.3 -81.3 1 36.0 -46.1 40 10 361.0 361.0 298.9 361.1 0.00 51 195 11478 -45.3 -81.3 1 36.0 -46.1 46 10 363.7 363.7 299.4 363.7 0.00 52 190 11651 -43.7 -80.7 1 37.0 -44.7 44 10 368.9 368.9 300.4 369.0 0.00 53 179 12049 -45.3 -81.3 1 36.0 -46.2 8 10 372.7 372.7 301.0 372.7 0.00 54 161 12756 -43.5 -81.5 1 38.0 -44.7 24 10 387.2 387.2 303.3 387.2 0.00 55 150 13230 -44.3 -82.3 1 38.0 -45.4 360 12 393.7 393.7 304.3 393.7 0.00 56 129 14238 -46.3 -83.3 1 37.0 -47.4 24 10 407.5 407.5 306.2 407.5 0.00 57 120 14721 -44.7 -82.7 1 38.0 -46.0 29 12 418.9 418.9 307.6 419.0 0.00 58 100 15940 -45.5 -83.5 1 38.0 -47.0 40 7 439.8 439.8 309.8 439.8 0.00 59 70 18310 -45.7 -84.7 0 39.0 -47.7 45 5 486.6 486.6 314.0 486.6 0.00 60 56 19789 -45.9 -84.9 0 39.0 -48.2 77 10 518.2 518.2 316.2 518.3 0.01 61 50 20540 -46.5 -85.5 0 39.0 -48.9 30 5 533.9 533.9 317.2 533.9 0.01 62 43 21539 -47.7 -86.7 0 39.0 -50.1 42 10 554.5 554.5 318.3 554.5 0.00 63 31 23712 -45.5 -84.5 0 39.0 -49.2 107 6 614.8 614.8 321.3 614.9 0.01 64 30 23930 -46.3 -85.3 0 39.0 -49.8 95 3 618.4 618.4 321.4 618.5 0.01 65 20 26590 -49.5 -87.5 0 38.0 -53.1 55 15 684.7 684.7 323.9 684.7 0.01 66 19 26929 -49.9 -87.9 0 38.0 -53.5 49 12 693.5 693.5 324.2 693.6 0.01 67 10 31180 -46.9 -85.9 0 39.0 -53.7 110 13 844.5 844.5 328.2 844.7 0.02 68 7.1 33467 -43.5 -83.5 0 40.0 -53.5 945.4 945.4 330.2 945.9 0.05 69 6.7 33856 -44.3 -84.3 0 40.0 -54.1 957.8 957.9 330.5 958.3 0.05 70 4.8 36132 -36.1 -79.1 0 43.0 -52.6 1091.5 1091.6 332.5 1093.5 0.16 TRP 334 7926 -52.3 -56.5 60 4.2 -52.4 290 13 302.2 302.2 282.4 302.4 0.05 WND Sounding variables and indices 1000-500 mb thick: 5108.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 56.63 % Est. max temperature: -0.58 C = 30.96 F Sfc-Lift cond lev (LCL): 959.74 mb = 425.07 m = 1394.56 ft T: -22.58 C 700-500 lapse rate: 6.95 C/km ThetaE index: 0.61 C Layer 795.0- 792.0 mb Conv cond level (CCL): 996.13 mb = 150.58 m = 494.01 ft Mean mixing ratio: 0.77 g/kg Conv temperature: -19.15 C = -2.47 F Cap Strength: 23.42 C Lifted Index: 23.60 C Risk: None Lifted Index @300 mb: 36.86 C Lifted Index @700 mb: 19.21 C Showalter Index: 11.73 C Risk: None Total Totals Index: 42.40 C Risk: None Vertical Totals Index: 21.80 C Cross Totals Index: 20.60 C K Index: -8.90 Risk: None Sweat Index: 34.00 Risk: None Energy Index: 3.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 99.08 J/kg Max Up Vert Vel: 14.08 m/s Conv Inhibition (B-): 79944.41 J/kg Cap Strength: 23.33 C Lift Cond Lev (LCL): 904.70 mb = 875.01 m = 2870.73 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 334 at 9 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 1010 46 345 14 3.6 -13.5 | 3 5 -0.3 -5.4 1 1000 122 340 13 4.4 -12.2 | 353 4 0.5 -4.1 2 976 305 350 15 2.6 -14.8 | 11 7 -1.3 -6.7 3 937 610 335 18 7.6 -16.3 | 336 9 3.7 -8.2 4 925 704 340 17 5.8 -16.0 | 346 8 1.9 -7.9 5 900 914 320 14 9.0 -10.7 | 297 6 5.1 -2.7 6 865 1219 325 12 6.9 -9.8 | 301 3 3.0 -1.8 7 850 1353 325 10 5.7 -8.2 | 274 2 1.8 -0.1 8 798 1829 340 3 1.0 -2.8 | 151 6 -2.9 5.3 9 766 2134 310 10 7.7 -6.4 | 246 4 3.8 1.6 10 736 2438 295 10 9.1 -4.2 | 233 6 5.2 3.8 11 706 2743 270 14 14.0 -0.0 | 231 13 10.1 8.1 12 700 2812 280 13 12.8 -2.3 | 237 11 8.9 5.8 13 677 3048 285 13 12.6 -3.4 | 241 10 8.7 4.7 14 622 3658 285 11 10.6 -2.8 | 232 9 6.7 5.2 15 596 3962 290 12 11.3 -4.1 | 242 8 7.4 4.0 16 572 4267 275 12 12.0 -1.0 | 229 11 8.0 7.0 17 525 4877 290 15 14.1 -5.1 | 254 11 10.2 2.9 18 503 5182 285 14 13.5 -3.6 | 245 11 9.6 4.4 19 500 5230 300 14 12.1 -7.0 | 263 8 8.2 1.1 20 460 5791 320 10 6.4 -7.7 | 261 3 2.5 0.4 21 440 6096 335 9 3.8 -8.2 | 51 0 -0.1 -0.1 22 400 6750 315 12 8.5 -8.5 | 275 5 4.6 -0.4 23 367 7315 310 16 12.3 -10.3 | 285 9 8.4 -2.2 24 350 7620 295 14 12.7 -5.9 | 256 9 8.8 2.2 25 334 7926 290 13 12.2 -4.4 | 246 9 8.3 3.6 26 319 8230 290 12 11.3 -4.1 | 242 8 7.4 4.0 27 304 8534 320 10 6.4 -7.7 | 261 3 2.5 0.4 28 300 8620 335 6 2.5 -5.4 | 153 3 -1.4 2.6 29 277 9144 330 7 3.5 -6.1 | 169 2 -0.4 2.0 30 250 9820 20 10 -3.4 -9.4 | 80 7 -7.3 -1.3 31 241 10058 20 10 -3.4 -9.4 | 80 7 -7.3 -1.3 32 230 10363 355 10 0.9 -10.0 | 58 4 -3.0 -1.9 33 220 10668 360 13 -0.0 -13.0 | 38 6 -3.9 -4.9 34 200 11310 40 10 -6.4 -7.7 | 92 10 -10.3 0.4 35 192 11582 50 10 -7.7 -6.4 | 98 12 -11.6 1.6 36 175 12192 355 10 0.9 -10.0 | 58 4 -3.0 -1.9 37 167 12497 15 10 -2.6 -9.7 | 76 7 -6.5 -1.6 38 160 12802 25 10 -4.2 -9.1 | 83 8 -8.1 -1.0 39 153 13106 360 10 -0.0 -10.0 | 64 4 -3.9 -1.9 40 150 13230 360 12 -0.0 -12.0 | 45 6 -3.9 -3.9 41 139 13716 25 10 -4.2 -9.1 | 83 8 -8.1 -1.0 42 133 14021 10 10 -1.7 -9.8 | 73 6 -5.6 -1.8 43 127 14326 30 10 -5.0 -8.7 | 86 9 -8.9 -0.6 44 122 14630 25 13 -5.5 -11.8 | 68 10 -9.4 -3.7 45 116 14935 40 10 -6.4 -7.7 | 92 10 -10.3 0.4 46 111 15240 360 7 -0.0 -7.0 | 105 4 -3.9 1.1 47 100 15940 40 7 -4.5 -5.4 | 108 9 -8.4 2.7 48 97 16154 40 7 -4.5 -5.4 | 108 9 -8.4 2.7 49 74 17983 50 11 -8.4 -7.1 | 95 12 -12.3 1.0 50 70 18288 110 10 -9.4 3.4 | 131 18 -13.3 11.5 51 70 18310 45 5 -3.5 -3.5 | 121 9 -7.4 4.5 52 61 19202 85 10 -10.0 -0.9 | 117 16 -13.9 7.2 53 58 19507 95 10 -10.0 0.9 | 123 17 -13.9 8.9 54 56 19812 75 10 -9.7 -2.6 | 112 15 -13.6 5.5 55 53 20117 100 14 -13.8 2.4 | 121 21 -17.7 10.5 56 50 20540 30 5 -2.5 -4.3 | 120 7 -6.4 3.7 57 44 21336 45 9 -6.4 -6.4 | 99 10 -10.3 1.7 58 42 21641 40 10 -6.4 -7.7 | 92 10 -10.3 0.4 59 39 22250 75 11 -10.6 -2.8 | 110 15 -14.5 5.2 60 32 23470 120 10 -8.7 5.0 | 136 18 -12.6 13.1 61 30 23930 95 3 -3.0 0.3 | 140 11 -6.9 8.3 62 29 24079 80 10 -9.8 -1.7 | 115 15 -13.8 6.3 63 28 24384 0 0 -0.0 -0.0 | 154 9 -3.9 8.1 64 26 24994 95 10 -10.0 0.9 | 123 17 -13.9 8.9 65 24 25298 125 10 -8.2 5.7 | 139 18 -12.1 13.8 66 20 26590 55 15 -12.3 -8.6 | 88 16 -16.2 -0.5 67 19 26822 40 10 -6.4 -7.7 | 92 10 -10.3 0.4 68 18 27127 65 16 -14.5 -6.8 | 94 18 -18.4 1.3 69 18 27432 100 9 -8.9 1.6 | 127 16 -12.8 9.6 70 17 27737 75 18 -17.4 -4.7 | 99 22 -21.3 3.4 71 15 28346 70 10 -9.4 -3.4 | 109 14 -13.3 4.7 72 15 28651 95 15 -14.9 1.3 | 116 21 -18.8 9.4 73 13 29566 95 11 -11.0 1.0 | 121 17 -14.9 9.0 74 12 29870 120 20 -17.3 10.0 | 130 28 -21.2 18.1 75 10 31180 110 13 -12.2 4.4 | 128 20 -16.1 12.5 Wind Parameters Mean winds (0-6000m): 304.2 at 12.0 knts Storm direction: 334.2 at 9.0 knts Shear (0-3000m) pos: 1.1 neg: 2.5 tot: 3.6 10-3/s Storm rel Dir Shear (0-3000m): -121.6 deg Storm rel helicity (0-3000m) pos: 11.7 neg: -21.7 tot: -10.0 m^2/s^2 ave: -3.3 10^-3 m/s^2 rel: -0.15 Storm rel vorticity (0-3000m) horiz: 7.8 stream: -1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 8.09 Bulk Shear: 12.24 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 ------------------------------------------------------------------------------- 500 344 15 358 6| 0.0 4.0 4.0| 1.3 -7.2 -5.9 -11.9 -0.39| 7.6 -2.9 1000 337 15 342 6| 0.0 2.8 2.8| 1.4 -16.0 -14.6 -14.6 -0.53| 7.6 -4.0 1500 334 14 334 5| 2.1 1.9 4.0| 1.5 -17.5 -16.0 -10.7 -0.55| 7.3 -4.0 2000 333 12 331 3| 1.6 1.8 3.4| 4.3 -18.1 -13.8 -6.9 -0.29| 7.8 -2.3 2500 328 11 305 3| 1.3 2.8 4.0| 6.2 -19.6 -13.5 -5.4 -0.21| 7.7 -1.6 3000 319 12 279 4| 1.1 2.5 3.6| 11.7 -21.7 -10.0 -3.3 -0.15| 7.8 -1.1 4000 310 12 263 5| 0.9 1.9 2.8| 14.6 -26.4 -11.7 -2.9 -0.15| 6.3 -0.9 5000 303 12 257 6| 0.6 1.7 2.3| 26.5 -31.8 -5.3 -1.1 -0.09| 5.8 -0.5 6000 304 12 257 6| 1.2 1.4 2.7| 33.9 -33.5 0.4 0.1 -0.04| 5.9 -0.2 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20250426.12.gif