UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122300.upa.cvt Date: 0000Z 23 DEC 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:0000Z 23 DEC 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 ------------------------------------------------------------------------------- 0 1000 -46 SFC 988 46 -20.7 -23.0 82 2.3 -21.0 55 5 253.3 253.4 252.9 255.0 0.61 2 925 529 -23.9 -24.0 99 0.1 -23.9 135 6 254.9 255.0 254.2 256.5 0.59 3 921 561 -24.3 -24.6 97 0.3 -24.4 133 5 254.8 254.9 254.1 256.3 0.56 4 913 624 -22.1 -22.9 93 0.8 -22.2 126 4 257.7 257.8 256.7 259.5 0.66 5 906 681 -22.7 -23.1 97 0.4 -22.8 111 4 257.6 257.7 256.6 259.4 0.66 6 893 787 -19.3 -21.7 81 2.4 -19.7 83 5 262.2 262.3 260.5 264.3 0.75 7 881 888 -18.9 -20.4 88 1.5 -19.1 57 6 263.6 263.8 261.7 266.0 0.86 8 867 1007 -19.7 -20.8 91 1.1 -19.9 64 6 264.0 264.1 262.0 266.4 0.84 9 850 1154 -19.3 -20.9 87 1.6 -19.6 85 7 265.9 266.1 263.4 268.3 0.85 10 847 1180 -19.3 -20.9 87 1.6 -19.6 83 7 266.2 266.3 263.6 268.6 0.85 11 832 1313 -18.9 -31.9 31 13.0 -20.4 80 8 268.0 268.0 263.9 268.9 0.32 12 815 1466 -19.7 -26.7 54 7.0 -20.7 80 9 268.7 268.8 264.8 270.3 0.53 13 808 1530 -20.1 -26.1 59 6.0 -21.0 80 10 269.0 269.1 265.0 270.6 0.56 14 788 1716 -21.3 -30.3 44 9.0 -22.4 80 10 269.6 269.7 265.1 270.8 0.39 15 779 1800 -21.9 -27.9 58 6.0 -22.7 80 11 269.9 269.9 265.6 271.3 0.49 16 775 1838 -22.1 -31.1 44 9.0 -23.1 80 11 270.0 270.1 265.4 271.1 0.37 17 732 2255 -24.7 -29.7 63 5.0 -25.3 77 16 271.6 271.7 266.7 273.0 0.44 18 728 2295 -24.3 -40.3 21 16.0 -25.6 78 16 272.5 272.5 266.7 273.0 0.16 19 700 2581 -23.9 -43.9 14 20.0 -25.4 85 17 276.0 276.0 268.9 276.4 0.11 20 697 2612 -23.9 -45.9 11 22.0 -25.5 84 17 276.4 276.4 269.1 276.7 0.09 21 622 3434 -28.7 -44.7 20 16.0 -29.7 69 23 280.0 280.0 271.4 280.4 0.11 22 611 3561 -29.7 -38.7 41 9.0 -30.4 67 24 280.3 280.3 271.7 281.0 0.22 23 607 3607 -29.9 -42.9 27 13.0 -30.8 66 24 280.6 280.6 271.8 281.0 0.14 24 605 3631 -30.3 -38.3 46 8.0 -30.9 66 25 280.4 280.4 271.8 281.1 0.23 25 601 3678 -30.5 -41.5 33 11.0 -31.3 65 25 280.7 280.7 271.9 281.2 0.17 26 590 3809 -31.3 -34.0 77 2.7 -31.6 66 26 281.2 281.3 272.5 282.4 0.36 27 553 4264 -34.5 -36.9 79 2.4 -34.7 70 28 282.7 282.8 273.2 283.6 0.29 28 528 4585 -36.5 -40.1 69 3.6 -36.7 60 27 284.1 284.1 273.9 284.8 0.22 29 517 4730 -37.3 -45.3 43 8.0 -37.7 67 35 284.8 284.8 274.2 285.3 0.13 30 500 4960 -39.3 -46.3 47 7.0 -39.6 75 40 285.1 285.1 274.3 285.5 0.12 31 467 5424 -43.3 -52.3 36 9.0 -43.6 79 39 285.8 285.8 274.6 286.0 0.06 32 438 5853 -46.9 -51.9 57 5.0 -47.0 71 37 286.5 286.5 275.0 286.8 0.07 33 431 5960 -47.7 -54.7 44 7.0 -47.9 69 36 286.8 286.8 275.1 287.0 0.05 34 421 6115 -48.9 -53.9 56 5.0 -49.0 65 35 287.2 287.2 275.3 287.4 0.06 35 400 6450 -50.9 -56.9 49 6.0 -51.0 55 37 288.8 288.8 276.2 289.0 0.04 36 381 6766 -52.7 -57.2 58 4.5 -52.8 51 38 290.5 290.5 277.0 290.7 0.04 37 374 6886 -52.7 -61.7 33 9.0 -52.8 50 38 292.1 292.1 277.7 292.1 0.03 38 349 7329 -55.9 -65.9 28 10.0 -56.0 45 39 293.6 293.6 278.4 293.6 0.02 39 313 8021 -56.9 -71.9 13 15.0 -57.1 41 36 301.5 301.5 282.0 301.5 0.01 40 300 8290 -56.5 -71.5 13 15.0 -56.6 45 37 305.7 305.7 283.7 305.7 0.01 41 269 8982 -55.3 -73.3 9 18.0 -55.5 49 36 317.1 317.1 287.8 317.2 0.01 42 258 9248 -53.5 -77.5 4 24.0 -53.8 47 36 323.6 323.6 289.9 323.6 0.00 43 250 9450 -54.1 -78.1 4 24.0 -54.4 45 35 325.6 325.6 290.5 325.7 0.00 44 213 10477 -55.9 -80.9 3 25.0 -56.1 71 23 338.1 338.1 293.9 338.1 0.00 45 200 10880 -55.1 -82.1 2 27.0 -55.4 65 26 345.5 345.5 295.6 345.5 0.00 46 197 10976 -55.3 -82.3 2 27.0 -55.6 64 25 346.7 346.7 295.9 346.7 0.00 47 190 11207 -53.5 -81.5 2 28.0 -53.8 63 24 353.2 353.2 297.3 353.2 0.00 48 179 11587 -55.3 -82.3 2 27.0 -55.6 60 22 356.3 356.3 298.0 356.3 0.00 49 152 12626 -55.7 -83.7 2 28.0 -56.1 64 25 372.7 372.7 301.1 372.7 0.00 50 150 12710 -56.5 -83.5 2 27.0 -56.8 70 21 372.7 372.7 301.1 372.7 0.00 51 142 13056 -58.1 -84.1 2 26.0 -58.3 70 19 375.8 375.8 301.6 375.8 0.00 52 137 13282 -57.3 -84.3 2 27.0 -57.6 65 19 381.1 381.1 302.4 381.1 0.00 53 101 15188 -61.9 -86.9 2 25.0 -62.1 40 22 407.0 407.0 306.1 407.0 0.00 54 100 15250 -61.7 -86.7 2 25.0 -61.9 55 26 408.5 408.5 306.3 408.5 0.00 55 79 16696 -65.7 -87.7 3 22.0 -65.9 47 18 428.7 428.7 308.7 428.7 0.00 56 70 17430 -66.1 -88.1 3 22.0 -66.3 15 13 443.0 443.0 310.2 443.0 0.00 57 68 17606 -66.5 -88.5 3 22.0 -66.7 15 13 445.8 445.8 310.4 445.8 0.00 58 58 18558 -70.7 -90.7 4 20.0 -70.8 53 19 457.1 457.1 311.5 457.1 0.00 59 50 19440 -69.9 -89.9 4 20.0 -70.1 20 20 478.8 478.8 313.4 478.8 0.00 60 30 22450 -72.7 -91.7 4 19.0 -72.9 15 28 546.4 546.4 317.9 546.5 0.00 61 27 23070 -72.3 -91.3 4 19.0 -72.5 2 35 564.3 564.3 318.9 564.3 0.00 62 24 23758 -74.9 -92.9 4 18.0 -75.0 7 39 576.1 576.1 319.5 576.1 0.00 63 20 24820 -73.9 -92.9 4 19.0 -74.1 5 39 610.0 610.0 321.0 610.0 0.00 64 10 28930 -67.5 -92.5 2 25.0 -68.5 10 75 767.6 767.6 326.4 767.6 0.01 65 8.0 30277 -66.5 -92.5 1 26.0 -67.8 7 75 822.2 822.2 327.8 822.2 0.01 66 7.8 30430 -67.1 -92.1 2 25.0 -68.4 8 75 825.7 825.7 327.8 825.8 0.01 67 7.0 31085 -66.1 -91.8 2 25.7 -67.7 5 90 855.8 855.8 328.5 855.9 0.01 68 6.7 31351 -65.7 -91.7 2 26.0 -67.4 15 73 868.3 868.3 328.8 868.4 0.01 69 6.5 31536 -62.9 -91.9 1 29.0 -65.3 17 72 887.7 887.7 329.2 887.8 0.01 70 6.4 31632 -62.9 -90.9 1 28.0 -65.3 18 72 891.6 891.6 329.2 891.7 0.02 TRP 349 7329 -55.9 -65.9 28 10.0 -56.0 45 39 293.6 293.6 278.4 293.6 0.02 WND 7.0 31085 -66.1 -91.8 2 25.7 -67.7 5 90 855.8 855.8 328.5 855.9 0.01 Sounding variables and indices 1000-500 mb thick: 5006.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.08 inches Sfc-500 mean rel hum: 55.17 % Est. max temperature: -6.81 C = 19.74 F Sfc-Lift cond lev (LCL): 951.13 mb = 324.77 m = 1065.52 ft T: -22.55 C 700-500 lapse rate: 6.47 C/km ThetaE index: 0.17 C Layer 775.0- 732.0 mb Conv cond level (CCL): 938.29 mb = 424.44 m = 1392.49 ft Mean mixing ratio: 0.63 g/kg Conv temperature: -19.49 C = -3.08 F Cap Strength: 22.68 C Lifted Index: 22.73 C Risk: None Lifted Index @300 mb: 34.18 C Lifted Index @700 mb: 17.13 C Showalter Index: 13.94 C Risk: None Total Totals Index: 38.40 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 18.40 C K Index: -20.90 Risk: None Sweat Index: 54.00 Risk: None Energy Index: 3.64 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 33.12 J/kg Max Up Vert Vel: 8.14 m/s Conv Inhibition (B-): 72813.98 J/kg Cap Strength: 22.68 C Lift Cond Lev (LCL): 919.44 mb = 572.99 m = 1879.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 104 at 16 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 ---------------------------------------------------------- 0 988 46 55 5 -4.1 -2.9 | 301 14 11.7 -6.9 1 954 305 115 10 -9.1 4.2 | 268 7 6.7 0.2 2 925 529 135 6 -4.2 4.2 | 269 12 11.5 0.2 3 915 610 130 4 -3.1 2.6 | 276 13 12.7 -1.4 4 878 914 50 6 -4.6 -3.9 | 305 14 11.2 -7.9 5 850 1154 85 7 -7.0 -0.6 | 298 10 8.8 -4.6 6 842 1219 80 8 -7.9 -1.4 | 304 10 7.9 -5.4 7 775 1829 80 11 -10.8 -1.9 | 320 8 4.9 -5.9 8 744 2134 75 16 -15.5 -4.1 | 358 8 0.3 -8.2 9 714 2438 80 16 -15.8 -2.8 | 0 7 -0.0 -6.8 10 700 2581 85 17 -16.9 -1.5 | 12 6 -1.2 -5.5 11 684 2743 80 19 -18.7 -3.3 | 22 8 -3.0 -7.3 12 628 3353 70 22 -20.7 -7.5 | 23 13 -4.9 -11.5 13 601 3658 65 25 -22.7 -10.6 | 25 16 -6.9 -14.6 14 551 4267 70 28 -26.3 -9.6 | 38 17 -10.6 -13.6 15 528 4572 60 27 -23.4 -13.5 | 24 19 -7.6 -17.5 16 506 4877 75 44 -42.5 -11.4 | 60 31 -26.7 -15.4 17 500 4960 75 40 -38.6 -10.4 | 58 27 -22.9 -14.4 18 462 5486 80 39 -38.4 -6.8 | 65 25 -22.7 -10.8 19 422 6096 65 35 -31.7 -14.8 | 40 25 -16.0 -18.8 20 400 6450 55 37 -30.3 -21.2 | 30 29 -14.6 -25.2 21 349 7329 45 39 -27.6 -27.6 | 21 34 -11.8 -31.6 22 333 7620 45 41 -29.0 -29.0 | 22 36 -13.2 -33.0 23 318 7925 40 35 -22.5 -26.8 | 12 32 -6.7 -30.8 24 300 8290 45 37 -26.2 -26.2 | 19 32 -10.4 -30.2 25 262 9144 50 36 -27.6 -23.1 | 24 30 -11.8 -27.2 26 250 9449 40 35 -22.5 -26.8 | 12 32 -6.7 -30.8 27 250 9450 45 35 -24.7 -24.7 | 17 30 -9.0 -28.8 28 217 10363 75 22 -21.3 -5.7 | 30 11 -5.5 -9.7 29 207 10668 65 26 -23.6 -11.0 | 27 17 -7.8 -15.0 30 200 10880 65 26 -23.6 -11.0 | 27 17 -7.8 -15.0 31 179 11582 60 22 -19.1 -11.0 | 12 15 -3.3 -15.0 32 171 11887 40 22 -14.1 -16.9 | 356 21 1.6 -20.9 33 155 12497 55 30 -24.6 -17.2 | 23 23 -8.8 -21.2 34 150 12710 70 21 -19.7 -7.2 | 20 12 -4.0 -11.2 35 141 13106 70 19 -17.9 -6.5 | 11 11 -2.1 -10.5 36 122 14021 45 19 -13.4 -13.4 | 352 18 2.3 -17.5 37 116 14326 40 14 -9.0 -10.7 | 335 16 6.8 -14.7 38 100 15240 40 22 -14.1 -16.9 | 356 21 1.6 -20.9 39 100 15250 55 26 -21.3 -14.9 | 16 20 -5.5 -18.9 40 95 15545 55 26 -21.3 -14.9 | 16 20 -5.5 -18.9 41 91 15850 70 25 -23.5 -8.6 | 32 15 -7.7 -12.6 42 78 16764 45 17 -12.0 -12.0 | 347 16 3.7 -16.0 43 74 17069 50 14 -10.7 -9.0 | 339 14 5.0 -13.0 44 71 17374 40 9 -5.8 -6.9 | 318 15 10.0 -10.9 45 70 17430 15 13 -3.4 -12.6 | 323 21 12.4 -16.6 46 67 17678 15 13 -3.4 -12.6 | 323 21 12.4 -16.6 47 64 17983 25 26 -11.0 -23.6 | 350 28 4.8 -27.6 48 58 18593 55 18 -14.7 -10.3 | 356 14 1.0 -14.3 49 55 18898 25 21 -8.9 -19.0 | 343 24 6.9 -23.0 50 50 19440 20 20 -6.8 -18.8 | 339 24 8.9 -22.8 51 47 19812 15 19 -4.9 -18.4 | 334 25 10.8 -22.4 52 45 20117 30 24 -12.0 -20.8 | 351 25 3.8 -24.8 53 42 20422 15 26 -6.7 -25.1 | 343 30 9.0 -29.1 54 40 20726 25 34 -14.4 -30.8 | 358 35 1.4 -34.8 55 36 21336 25 34 -14.4 -30.8 | 358 35 1.4 -34.8 56 34 21641 25 32 -13.5 -29.0 | 356 33 2.2 -33.0 57 33 21946 40 36 -23.1 -27.6 | 13 32 -7.4 -31.6 58 30 22450 15 28 -7.2 -27.0 | 345 32 8.5 -31.1 59 29 22555 10 20 -3.5 -19.7 | 333 27 12.3 -23.7 60 27 23165 360 38 -0.0 -38.0 | 339 45 15.8 -42.0 61 25 23470 5 44 -3.8 -43.8 | 346 49 11.9 -47.8 62 23 24079 10 34 -5.9 -33.5 | 345 39 9.9 -37.5 63 20 24689 30 33 -16.5 -28.6 | 1 33 -0.7 -32.6 64 20 24820 5 39 -3.4 -38.9 | 344 45 12.4 -42.9 65 19 24994 10 25 -4.3 -24.6 | 338 31 11.4 -28.6 66 15 26518 15 67 -17.3 -64.7 | 1 69 -1.6 -68.7 67 14 27127 15 54 -14.0 -52.2 | 358 56 1.8 -56.2 68 13 27432 10 62 -10.8 -61.1 | 356 65 5.0 -65.1 69 12 28042 5 61 -5.3 -60.8 | 351 66 10.4 -64.8 70 10 28930 10 75 -13.0 -73.9 | 358 78 2.7 -77.9 71 10 28956 20 78 -26.7 -73.3 | 8 78 -10.9 -77.3 72 8 29261 5 76 -6.6 -75.7 | 353 80 9.1 -79.7 73 6 29870 20 71 -24.3 -66.7 | 7 71 -8.5 -70.7 Wind Parameters Mean winds (0-6000m): 74.3 at 21.7 knts Storm direction: 104.3 at 16.3 knts Shear (0-3000m) pos: 1.8 neg: 2.6 tot: 4.4 10-3/s Storm rel Dir Shear (0-3000m): 82.9 deg Storm rel helicity (0-3000m) pos: 48.6 neg: -14.1 tot: 34.5 m^2/s^2 ave: 11.5 10^-3 m/s^2 rel: 0.32 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 2.3 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.97 Bulk Shear: 34.28 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 ------------------------------------------------------------------------------- 500 110 8 279 9| 6.9 0.0 6.9| 2.5 -10.2 -7.6 -15.3 -0.29| 14.2 -4.1 1000 99 6 288 10| 3.5 3.4 6.8| 25.4 -11.4 14.0 14.0 0.12| 12.0 1.5 1500 91 7 294 10| 2.8 2.2 5.0| 30.9 -14.1 16.8 11.2 0.15| 9.5 1.4 2000 86 8 301 9| 2.1 2.7 4.8| 40.5 -14.1 26.4 13.2 0.27| 8.5 2.3 2500 83 10 310 8| 2.2 2.2 4.3| 45.5 -14.1 31.4 12.6 0.31| 7.6 2.4 3000 82 11 320 7| 1.8 2.6 4.4| 48.6 -14.1 34.5 11.5 0.32| 7.2 2.3 4000 76 14 347 8| 1.6 2.5 4.1| 60.6 -14.3 46.3 11.6 0.32| 6.5 2.1 5000 74 18 10 9| 2.7 2.2 5.0|157.8 -33.5 124.3 24.9 0.36| 7.8 2.8 6000 74 22 27 11| 2.3 2.2 4.5|173.6 -95.2 78.4 13.1 0.23| 7.6 1.8 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251223.00.gif