UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122400.upa.cvt Date: 0000Z 24 DEC 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:0000Z 24 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 3 95 6 SFC 994 46 -20.1 -22.3 83 2.2 -20.4 95 6 253.5 253.6 253.1 255.2 0.64 2 988 91 -19.9 -23.6 72 3.7 -20.4 103 6 254.1 254.2 253.5 255.7 0.58 3 931 530 -22.5 -24.1 87 1.6 -22.7 78 7 255.8 255.9 255.0 257.4 0.58 4 925 578 -22.3 -23.1 93 0.8 -22.4 65 7 256.5 256.6 255.7 258.3 0.64 5 921 610 -22.1 -22.2 99 0.1 -22.1 60 7 257.0 257.1 256.2 258.9 0.70 6 886 895 -21.1 -21.4 97 0.3 -21.1 41 11 260.9 261.1 259.5 263.1 0.78 7 850 1201 -22.1 -22.4 97 0.3 -22.1 40 8 263.0 263.1 261.0 265.1 0.74 8 817 1491 -23.7 -24.0 97 0.3 -23.7 13 10 264.3 264.4 261.9 266.2 0.67 9 806 1591 -21.5 -22.6 91 1.1 -21.7 11 10 267.7 267.8 264.5 269.9 0.77 10 766 1964 -24.3 -24.9 95 0.6 -24.4 26 13 268.6 268.7 265.0 270.5 0.66 11 762 2002 -24.3 -24.7 96 0.4 -24.4 29 14 269.0 269.1 265.3 270.9 0.68 12 757 2050 -24.1 -24.9 93 0.8 -24.2 33 16 269.7 269.8 265.8 271.6 0.67 13 751 2108 -23.7 -28.7 63 5.0 -24.3 38 17 270.7 270.8 266.1 272.1 0.48 14 748 2137 -24.1 -43.1 16 19.0 -25.5 40 18 270.6 270.6 265.3 271.0 0.11 15 743 2186 -23.9 -32.9 43 9.0 -24.8 39 18 271.4 271.4 266.3 272.3 0.32 16 722 2395 -24.5 -29.0 66 4.5 -25.1 36 18 272.9 273.0 267.6 274.4 0.48 17 717 2446 -24.7 -34.7 39 10.0 -25.7 35 18 273.3 273.3 267.4 274.1 0.28 18 712 2497 -24.9 -35.9 35 11.0 -25.9 32 19 273.6 273.6 267.6 274.4 0.25 19 700 2620 -25.5 -34.5 43 9.0 -26.3 25 21 274.2 274.3 268.1 275.1 0.29 20 699 2630 -25.5 -33.5 47 8.0 -26.3 25 21 274.4 274.4 268.2 275.3 0.32 21 683 2798 -26.9 -34.9 47 8.0 -27.6 25 21 274.6 274.7 268.3 275.5 0.29 22 665 2990 -27.9 -30.9 75 3.0 -28.2 26 22 275.6 275.7 269.2 276.9 0.44 23 605 3662 -32.3 -34.6 80 2.3 -32.5 30 25 278.1 278.1 270.6 279.1 0.34 24 523 4673 -39.3 -42.1 75 2.8 -39.4 37 27 281.5 281.5 272.3 282.1 0.18 25 514 4792 -39.9 -42.1 79 2.2 -40.0 33 28 282.2 282.2 272.8 282.8 0.18 26 500 4980 -40.5 -44.1 68 3.6 -40.6 35 29 283.7 283.7 273.5 284.2 0.15 27 453 5651 -44.1 -48.6 61 4.5 -44.3 36 33 287.3 287.3 275.4 287.6 0.10 28 400 6480 -49.1 -52.7 66 3.6 -49.2 35 40 291.2 291.2 277.4 291.4 0.07 29 353 7288 -53.7 -57.4 64 3.7 -53.8 30 41 295.6 295.6 279.4 295.7 0.05 30 346 7415 -54.5 -57.4 70 2.9 -54.5 30 40 296.2 296.2 279.7 296.4 0.05 31 314 8032 -56.1 -65.1 31 9.0 -56.2 35 38 302.3 302.3 282.3 302.4 0.02 32 302 8278 -56.7 -67.7 24 11.0 -56.8 35 37 304.8 304.8 283.4 304.9 0.01 33 300 8320 -56.5 -68.5 21 12.0 -56.6 35 37 305.7 305.7 283.7 305.8 0.01 34 280 8759 -56.1 -72.1 12 16.0 -56.3 32 38 312.4 312.4 286.2 312.4 0.01 35 250 9480 -56.1 -76.1 6 20.0 -56.3 35 33 322.7 322.7 289.6 322.7 0.00 36 219 10322 -55.3 -78.3 4 23.0 -55.5 42 36 336.3 336.4 293.4 336.4 0.00 37 213 10499 -54.9 -76.9 5 22.0 -55.2 46 36 339.7 339.7 294.3 339.7 0.01 38 200 10900 -55.9 -79.9 3 24.0 -56.1 50 30 344.2 344.2 295.3 344.3 0.00 39 197 10996 -56.3 -80.3 3 24.0 -56.5 51 29 345.1 345.1 295.6 345.1 0.00 40 172 11863 -55.5 -79.5 3 24.0 -55.8 37 22 360.1 360.1 298.7 360.1 0.00 41 154 12564 -59.1 -83.1 3 24.0 -59.3 17 36 365.5 365.5 299.8 365.5 0.00 42 150 12730 -59.1 -83.1 3 24.0 -59.3 20 42 368.3 368.3 300.2 368.3 0.00 43 100 15250 -61.5 -84.5 3 23.0 -61.7 15 19 408.9 408.9 306.4 408.9 0.00 44 80 16620 -65.9 -87.9 3 22.0 -66.1 25 31 426.8 426.8 308.5 426.8 0.00 45 70 17430 -66.5 -87.5 4 21.0 -66.7 45 22 442.1 442.1 310.1 442.1 0.00 46 50 19460 -69.1 -90.1 3 21.0 -69.3 20 30 480.7 480.7 313.5 480.7 0.00 47 36 21403 -71.9 -90.9 4 19.0 -72.1 34 29 520.8 520.8 316.4 520.8 0.00 48 30 22480 -70.1 -92.1 3 22.0 -70.4 10 39 553.5 553.5 318.3 553.6 0.00 49 29 22681 -69.5 -91.5 3 22.0 -69.8 13 38 560.6 560.6 318.7 560.6 0.00 50 20 24870 -73.3 -93.3 3 20.0 -73.5 10 45 611.8 611.8 321.2 611.8 0.00 51 18 25487 -74.3 -94.3 3 20.0 -74.5 14 53 627.4 627.4 321.8 627.4 0.00 52 17 25824 -71.1 -93.1 2 22.0 -71.5 4 59 648.0 648.0 322.6 648.0 0.00 53 15 26571 -68.9 -92.9 2 24.0 -69.5 11 62 678.9 678.9 323.7 678.9 0.00 54 12 27898 -72.3 -94.3 2 22.0 -72.8 4 62 711.6 711.6 324.8 711.6 0.00 55 10 28980 -69.5 -93.5 2 24.0 -70.3 360 92 760.1 760.1 326.2 760.2 0.01 56 7.0 31143 -62.7 -92.2 1 29.5 -65.0 355 98 870.0 870.0 328.8 870.1 0.01 57 6.8 31322 -62.1 -92.1 1 30.0 -64.6 879.6 879.6 329.0 879.7 0.01 TRP 314 8032 -56.1 -65.1 31 9.0 -56.2 35 38 302.3 302.3 282.3 302.4 0.02 WND 7.0 31143 -62.7 -92.2 1 29.5 -65.0 355 98 870.0 870.0 328.8 870.1 0.01 Sounding variables and indices 1000-500 mb thick: 4977.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 78.03 % Est. max temperature: -10.38 C = 13.32 F Sfc-Lift cond lev (LCL): 958.66 mb = 313.89 m = 1029.82 ft T: -21.22 C 700-500 lapse rate: 6.36 C/km ThetaE index: 1.17 C Layer 748.0- 743.0 mb Conv cond level (CCL): 685.75 mb = 2768.58 m = 9083.17 ft Mean mixing ratio: 0.63 g/kg Conv temperature: 0.95 C = 33.72 F Cap Strength: 20.20 C Lifted Index: 21.30 C Risk: None Lifted Index @300 mb: 33.95 C Lifted Index @700 mb: 15.29 C Showalter Index: 15.35 C Risk: None Total Totals Index: 36.50 C Risk: None Vertical Totals Index: 18.40 C Cross Totals Index: 18.10 C K Index: -13.00 Risk: None Sweat Index: 45.00 Risk: None Energy Index: 4.05 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.17 J/kg Max Up Vert Vel: 6.66 m/s Conv Inhibition (B-): 62300.48 J/kg Cap Strength: 20.85 C Lift Cond Lev (LCL): 915.84 mb = 651.23 m = 2136.56 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 64 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 ---------------------------------------------------------- 0 994 46 95 6 -6.0 0.5 | 227 11 7.9 7.4 1 960 305 140 6 -3.9 4.6 | 221 15 10.1 11.5 2 925 578 65 7 -6.3 -3.0 | 243 9 7.6 3.9 3 921 610 60 7 -6.1 -3.5 | 247 9 7.9 3.4 4 884 914 40 11 -7.1 -8.4 | 283 7 6.8 -1.6 5 850 1201 40 8 -5.1 -6.1 | 265 9 8.8 0.7 6 848 1219 40 8 -5.1 -6.1 | 265 9 8.8 0.7 7 813 1524 10 10 -1.7 -9.8 | 284 13 12.2 -3.0 8 780 1829 15 10 -2.6 -9.7 | 284 12 11.3 -2.8 9 748 2134 40 18 -11.6 -13.8 | 341 7 2.3 -6.9 10 718 2438 35 18 -10.3 -14.7 | 336 9 3.6 -7.9 11 700 2620 25 21 -8.9 -19.0 | 338 13 5.0 -12.2 12 688 2743 25 21 -8.9 -19.0 | 338 13 5.0 -12.2 13 604 3658 30 25 -12.5 -21.7 | 355 15 1.4 -14.8 14 553 4267 35 29 -16.6 -23.8 | 9 17 -2.7 -16.9 15 530 4572 40 27 -17.4 -20.7 | 14 14 -3.4 -13.8 16 507 4877 30 28 -14.0 -24.2 | 0 17 -0.1 -17.4 17 500 4980 35 29 -16.6 -23.8 | 9 17 -2.7 -16.9 18 485 5182 25 31 -13.1 -28.1 | 358 21 0.8 -21.2 19 443 5791 40 33 -21.2 -25.3 | 22 20 -7.3 -18.4 20 424 6096 40 36 -23.1 -27.6 | 24 23 -9.2 -20.7 21 400 6480 35 40 -22.9 -32.8 | 19 27 -9.0 -25.9 22 368 7010 30 44 -22.0 -38.1 | 15 32 -8.1 -31.2 23 335 7620 30 38 -19.0 -32.9 | 11 27 -5.1 -26.0 24 314 8032 35 38 -21.8 -31.1 | 18 26 -7.9 -24.3 25 300 8320 35 37 -21.2 -30.3 | 17 25 -7.3 -23.4 26 264 9144 30 38 -19.0 -32.9 | 11 27 -5.1 -26.0 27 251 9449 40 30 -19.3 -23.0 | 18 17 -5.4 -16.1 28 250 9480 35 33 -18.9 -27.0 | 14 21 -5.0 -20.2 29 239 9754 30 36 -18.0 -31.2 | 10 25 -4.1 -24.3 30 207 10668 50 36 -27.6 -23.1 | 40 21 -13.7 -16.3 31 200 10900 50 30 -23.0 -19.3 | 36 15 -9.1 -12.4 32 180 11582 60 21 -18.2 -10.5 | 50 6 -4.3 -3.6 33 163 12192 10 24 -4.2 -23.6 | 330 19 9.7 -16.8 34 150 12730 20 42 -14.4 -39.5 | 1 33 -0.5 -32.6 35 141 13106 40 45 -28.9 -34.5 | 29 31 -15.0 -27.6 36 128 13716 60 34 -29.4 -17.0 | 57 19 -15.5 -10.1 37 116 14326 55 18 -14.7 -10.3 | 14 4 -0.8 -3.5 38 105 14935 70 20 -18.8 -6.8 | 90 5 -4.9 0.0 39 100 15240 55 18 -14.7 -10.3 | 14 4 -0.8 -3.5 40 100 15250 15 19 -4.9 -18.4 | 322 15 9.0 -11.5 41 95 15545 15 19 -4.9 -18.4 | 322 15 9.0 -11.5 42 91 15850 360 29 -0.0 -29.0 | 328 26 13.9 -22.1 43 82 16459 35 30 -17.2 -24.6 | 11 18 -3.3 -17.7 44 78 16764 15 32 -8.3 -30.9 | 347 25 5.6 -24.0 45 74 17069 15 34 -8.8 -32.8 | 349 26 5.1 -26.0 46 71 17374 45 40 -28.3 -28.3 | 34 26 -14.4 -21.4 47 70 17430 45 22 -15.6 -15.6 | 11 9 -1.6 -8.7 48 67 17678 45 21 -14.8 -14.8 | 7 8 -0.9 -8.0 49 64 17983 55 24 -19.7 -13.8 | 40 9 -5.7 -6.9 50 61 18288 60 20 -17.3 -10.0 | 47 5 -3.4 -3.1 51 58 18593 10 19 -3.3 -18.7 | 318 16 10.6 -11.8 52 55 18898 5 33 -2.9 -32.9 | 337 28 11.0 -26.0 53 50 19460 20 30 -10.3 -28.2 | 350 22 3.7 -21.3 54 50 19507 10 25 -4.3 -24.6 | 332 20 9.6 -17.7 55 40 20726 30 52 -26.0 -45.0 | 18 40 -12.1 -38.2 56 36 21336 35 29 -16.6 -23.8 | 9 17 -2.7 -16.9 57 35 21641 30 27 -13.5 -23.4 | 359 17 0.4 -16.5 58 31 22250 360 32 -0.0 -32.0 | 331 29 13.9 -25.1 59 30 22480 10 39 -6.8 -38.4 | 347 32 7.1 -31.5 60 27 23165 20 35 -12.0 -32.9 | 356 26 1.9 -26.0 61 21 24689 360 43 -0.0 -43.0 | 339 39 13.9 -36.1 62 20 24870 10 45 -7.8 -44.3 | 351 38 6.1 -37.4 63 18 25603 15 54 -14.0 -52.2 | 0 45 -0.1 -45.3 64 17 25908 360 60 -0.0 -60.0 | 345 55 13.9 -53.1 65 16 26213 5 63 -5.5 -62.8 | 351 57 8.4 -55.9 66 14 26822 15 62 -16.0 -59.9 | 2 53 -2.1 -53.0 67 13 27432 10 55 -9.6 -54.2 | 355 47 4.4 -47.3 68 11 28651 355 73 6.4 -72.7 | 343 69 20.3 -65.9 69 10 28980 360 92 -0.0 -92.0 | 351 86 13.9 -85.1 70 9 29261 360 93 -0.0 -93.0 | 351 87 13.9 -86.1 Wind Parameters Mean winds (0-6000m): 33.7 at 20.7 knts Storm direction: 63.7 at 15.5 knts Shear (0-3000m) pos: 1.3 neg: 3.0 tot: 4.3 10-3/s Storm rel Dir Shear (0-3000m): 116.4 deg Storm rel helicity (0-3000m) pos: 54.8 neg: -9.7 tot: 45.1 m^2/s^2 ave: 15.0 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 7.2 stream: 3.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.41 Bulk Shear: 54.39 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 ------------------------------------------------------------------------------- 500 111 6 222 12| 0.0 2.6 2.6| 7.6 -4.6 3.0 6.0 0.14| 10.3 1.4 1000 70 8 238 8| 0.0 4.1 4.1| 19.4 -6.3 13.1 13.1 0.37| 9.0 3.3 1500 53 8 255 8| 0.0 3.8 3.8| 27.2 -8.2 19.1 12.7 0.35| 8.2 2.9 2000 41 9 269 8| 1.9 2.9 4.8| 43.2 -8.2 35.0 17.5 0.46| 8.1 3.8 2500 39 11 281 7| 1.5 3.0 4.6| 49.9 -9.7 40.2 16.1 0.44| 8.0 3.5 3000 35 12 297 8| 1.3 3.0 4.3| 54.8 -9.7 45.1 15.0 0.44| 7.2 3.2 4000 33 16 319 8| 1.7 2.2 4.0| 75.9 -9.7 66.1 16.5 0.50| 6.2 3.1 5000 34 18 335 9| 1.5 2.2 3.8| 93.6 -24.7 68.9 13.8 0.41| 6.1 2.5 6000 34 21 347 11| 1.9 1.9 3.8|139.8 -34.4 105.4 17.6 0.43| 6.2 2.7 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251224.00.gif