UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121612.upa.cvt Date: 1200Z 16 DEC 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:1200Z 16 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 -14 SFC 992 46 -29.1 -31.6 79 2.5 -29.3 35 8 244.6 244.7 244.4 245.3 0.27 2 990 61 -24.3 -29.3 63 5.0 -24.8 249.6 249.6 249.0 250.5 0.34 3 986 90 -22.7 -29.7 53 7.0 -23.4 251.5 251.5 250.7 252.4 0.33 4 984 105 -22.3 -29.3 53 7.0 -23.0 252.0 252.1 251.2 253.0 0.34 5 978 150 -22.3 -28.3 58 6.0 -22.9 252.5 252.5 251.7 253.5 0.38 6 925 555 -25.5 -28.9 73 3.4 -25.8 75 8 253.2 253.3 252.4 254.3 0.38 7 886 865 -28.7 -30.5 84 1.8 -28.9 253.1 253.1 252.1 254.0 0.34 8 863 1054 -29.3 -30.4 90 1.1 -29.4 254.3 254.4 253.2 255.3 0.35 9 850 1162 -29.3 -31.0 85 1.7 -29.5 90 16 255.5 255.5 254.1 256.4 0.34 10 834 1297 -30.1 -31.9 84 1.8 -30.2 256.0 256.1 254.5 256.9 0.32 11 831 1323 -30.1 -30.7 94 0.6 -30.2 256.3 256.3 254.9 257.3 0.36 12 807 1532 -28.3 -32.0 70 3.7 -28.6 260.3 260.4 258.1 261.3 0.32 13 772 1851 -27.7 -31.5 70 3.8 -28.0 264.3 264.4 261.2 265.3 0.36 14 758 1982 -28.7 -31.4 77 2.7 -28.9 264.6 264.7 261.5 265.7 0.37 15 746 2096 -28.7 -33.2 65 4.5 -29.1 265.8 265.9 262.3 266.7 0.31 16 700 2549 -31.5 -35.8 66 4.3 -31.8 85 20 267.6 267.6 263.5 268.4 0.26 17 641 3169 -34.3 -38.8 64 4.5 -34.6 271.2 271.3 265.9 271.9 0.21 18 635 3235 -34.7 -38.0 72 3.3 -34.9 271.5 271.6 266.1 272.2 0.23 19 632 3268 -34.9 -39.9 60 5.0 -35.2 271.7 271.7 266.2 272.2 0.19 20 617 3436 -35.1 -41.1 54 6.0 -35.4 273.3 273.3 267.3 273.8 0.17 21 616 3447 -35.3 -41.3 54 6.0 -35.6 273.2 273.2 267.2 273.7 0.17 22 611 3504 -35.5 -46.5 32 11.0 -36.0 273.6 273.6 267.3 273.9 0.10 23 575 3926 -37.3 -51.3 22 14.0 -37.8 276.3 276.3 269.0 276.5 0.06 24 526 4537 -41.3 -52.3 29 11.0 -41.6 278.6 278.6 270.4 278.8 0.06 25 521 4602 -41.3 -55.3 21 14.0 -41.7 279.4 279.4 270.8 279.5 0.04 26 500 4880 -43.3 -57.3 20 14.0 -43.6 115 18 280.2 280.3 271.4 280.4 0.03 27 486 5069 -44.7 -57.7 22 13.0 -45.0 280.8 280.8 271.7 280.9 0.03 28 468 5319 -46.3 -51.3 57 5.0 -46.4 281.9 281.9 272.3 282.1 0.07 29 447 5621 -48.1 -56.1 39 8.0 -48.3 283.3 283.3 273.2 283.5 0.04 30 434 5813 -49.5 -53.3 64 3.8 -49.6 284.0 284.0 273.5 284.2 0.06 31 426 5934 -50.3 -55.3 55 5.0 -50.4 284.4 284.5 273.8 284.6 0.05 32 420 6026 -51.1 -53.3 77 2.2 -51.1 284.6 284.6 273.9 284.8 0.06 33 417 6072 -51.1 -55.5 59 4.4 -51.2 285.2 285.2 274.2 285.3 0.05 34 407 6229 -52.3 -58.3 48 6.0 -52.4 285.6 285.6 274.4 285.7 0.04 35 406 6244 -52.5 -60.5 37 8.0 -52.6 90 22 285.5 285.5 274.3 285.6 0.03 36 404 6276 -52.3 -63.3 25 11.0 -52.4 286.2 286.2 274.7 286.3 0.02 37 400 6340 -52.3 -60.3 38 8.0 -52.4 100 23 287.0 287.0 275.2 287.1 0.03 38 393 6454 -52.7 -58.7 48 6.0 -52.8 287.9 288.0 275.6 288.1 0.04 39 390 6503 -52.3 -60.3 38 8.0 -52.4 289.1 289.1 276.2 289.2 0.03 40 374 6774 -52.3 -68.3 13 16.0 -52.5 292.6 292.6 278.0 292.6 0.01 41 300 8190 -54.9 -72.9 9 18.0 -55.1 85 19 308.0 308.0 284.5 308.0 0.01 42 290 8407 -55.7 -72.7 10 17.0 -55.9 309.8 309.8 285.2 309.9 0.01 43 263 9033 -54.5 -76.5 5 22.0 -54.7 320.4 320.4 288.9 320.4 0.00 44 259 9132 -53.1 -77.1 4 24.0 -53.4 323.8 323.8 289.9 323.8 0.00 45 250 9360 -54.1 -78.1 4 24.0 -54.4 95 19 325.6 325.6 290.5 325.7 0.00 46 242 9568 -54.7 -77.7 4 23.0 -54.9 327.8 327.8 291.1 327.8 0.00 47 208 10545 -49.7 -81.7 1 32.0 -50.2 350.1 350.1 296.7 350.1 0.00 48 200 10800 -51.1 -82.1 1 31.0 -51.5 70 13 351.8 351.8 297.0 351.9 0.00 49 191 11099 -53.5 -83.5 1 30.0 -53.8 352.7 352.7 297.2 352.7 0.00 50 177 11590 -53.9 -83.9 1 30.0 -54.2 359.8 359.8 298.7 359.8 0.00 51 162 12162 -52.5 -83.5 1 31.0 -52.9 371.3 371.3 300.8 371.4 0.00 52 150 12660 -53.5 -84.5 1 31.0 -53.9 65 12 377.9 377.9 301.9 377.9 0.00 53 135 13332 -55.7 -85.7 1 30.0 -56.1 385.6 385.6 303.1 385.6 0.00 54 130 13572 -54.7 -84.7 1 30.0 -55.1 391.5 391.5 304.0 391.5 0.00 55 119 14132 -57.1 -86.1 1 29.0 -57.5 397.1 397.1 304.8 397.2 0.00 56 109 14687 -56.3 -86.3 1 30.0 -56.7 408.7 408.7 306.3 408.8 0.00 57 103 15044 -57.7 -86.7 1 29.0 -58.1 412.7 412.7 306.9 412.7 0.00 58 100 15230 -57.7 -86.7 1 29.0 -58.1 5 17 416.2 416.2 307.3 416.3 0.00 59 72 17294 -59.9 -87.9 1 28.0 -60.3 452.6 452.6 311.1 452.6 0.00 60 70 17470 -59.7 -88.7 1 29.0 -60.2 15 18 456.7 456.7 311.5 456.7 0.00 61 67 17745 -58.9 -87.9 1 29.0 -59.4 464.2 464.2 312.1 464.2 0.00 62 62 18229 -60.7 -88.7 1 28.0 -61.2 470.6 470.6 312.7 470.6 0.00 63 50 19570 -60.3 -89.3 1 29.0 -60.9 5 26 501.4 501.4 315.1 501.4 0.00 64 32 22324 -63.7 -90.7 1 27.0 -64.3 560.5 560.5 318.6 560.6 0.00 65 30 22720 -63.1 -91.1 1 28.0 -63.7 350 67 572.6 572.6 319.3 572.6 0.00 66 20 25230 -60.1 -90.1 1 30.0 -61.4 360 97 652.2 652.2 322.7 652.2 0.01 67 15 27014 -61.9 -91.9 1 30.0 -63.3 702.2 702.2 324.5 702.2 0.01 68 13 27904 -58.9 -90.9 1 32.0 -61.0 741.9 741.9 325.7 741.9 0.01 69 11 28944 -61.5 -90.5 1 29.0 -63.3 768.7 768.7 326.4 768.8 0.01 70 10 29540 -57.5 -90.5 1 33.0 -60.4 360 137 804.9 804.9 327.4 805.0 0.01 71 9.4 29932 -55.7 -88.7 1 33.0 -59.3 826.1 826.1 327.8 826.3 0.02 72 8.2 30800 -56.9 -88.9 1 32.0 -60.5 854.3 854.3 328.5 854.4 0.02 73 6.5 32287 -52.5 -87.5 1 35.0 -58.4 931.6 931.6 330.0 931.8 0.03 74 6.3 32488 -53.1 -87.1 1 34.0 -58.9 937.4 937.4 330.1 937.7 0.03 TRP 406 6244 -52.5 -60.5 37 8.0 -52.6 90 22 285.5 285.5 274.3 285.6 0.03 WND 6.0 355 169 Sounding variables and indices 1000-500 mb thick: 4894.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.05 inches Sfc-500 mean rel hum: 57.01 % Est. max temperature: -18.01 C = -0.42 F Sfc-Lift cond lev (LCL): 951.01 mb = 353.28 m = 1159.04 ft T: -23.91 C 700-500 lapse rate: 5.06 C/km ThetaE index: 0.28 C Layer 886.0- 863.0 mb Conv cond level (CCL): 992.00 mb = 46.00 m = 150.92 ft Mean mixing ratio: 0.37 g/kg Conv temperature: -28.45 C = -19.20 F Cap Strength: 21.32 C Lifted Index: 21.78 C Risk: None Lifted Index @300 mb: 38.42 C Lifted Index @700 mb: 12.84 C Showalter Index: 19.61 C Risk: None Total Totals Index: 26.30 C Risk: None Vertical Totals Index: 14.00 C Cross Totals Index: 12.30 C K Index: -21.30 Risk: None Sweat Index: 50.00 Risk: None Energy Index: 5.13 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 7.12 J/kg Max Up Vert Vel: 3.77 m/s Conv Inhibition (B-): 87178.05 J/kg Cap Strength: 21.65 C Lift Cond Lev (LCL): 877.18 mb = 936.99 m = 3074.06 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 6 40914 355 169 14.7 -168.4 1 992 46 35 8 -4.6 -6.6 2 957 305 75 10 -9.7 -2.6 3 925 555 75 8 -7.7 -2.1 4 918 610 80 8 -7.9 -1.4 5 880 914 115 14 -12.7 5.9 6 850 1162 90 16 -16.0 0.0 7 843 1219 95 17 -16.9 1.5 8 808 1524 80 13 -12.8 -2.3 9 774 1829 100 15 -14.8 2.6 10 742 2134 95 15 -14.9 1.3 11 711 2438 80 18 -17.7 -3.1 12 700 2549 85 20 -19.9 -1.7 13 681 2743 100 19 -18.7 3.3 14 651 3048 90 21 -21.0 0.0 15 623 3353 110 22 -20.7 7.5 16 596 3658 110 19 -17.9 6.5 17 546 4267 110 18 -16.9 6.2 18 523 4572 110 18 -16.9 6.2 19 500 4877 105 17 -16.4 4.4 20 500 4880 115 18 -16.3 7.6 21 435 5791 100 23 -22.7 4.0 22 415 6096 75 23 -22.2 -6.0 23 406 6244 90 22 -22.0 0.0 24 400 6340 100 23 -22.7 4.0 25 396 6401 105 22 -21.3 5.7 26 378 6706 90 17 -17.0 0.0 27 360 7010 75 19 -18.4 -4.9 28 328 7620 85 17 -16.9 -1.5 29 313 7925 75 22 -21.3 -5.7 30 300 8190 85 19 -18.9 -1.7 31 284 8534 85 26 -25.9 -2.3 32 259 9144 85 25 -24.9 -2.2 33 250 9360 95 19 -18.9 1.7 34 247 9449 90 24 -24.0 0.0 35 235 9754 105 16 -15.5 4.1 36 224 10058 80 13 -12.8 -2.3 37 214 10363 60 20 -17.3 -10.0 38 204 10668 70 9 -8.5 -3.1 39 200 10800 70 13 -12.2 -4.4 40 186 11278 60 12 -10.4 -6.0 41 177 11582 75 16 -15.5 -4.1 42 169 11887 65 16 -14.5 -6.8 43 161 12192 75 16 -15.5 -4.1 44 154 12497 55 15 -12.3 -8.6 45 150 12660 65 12 -10.9 -5.1 46 140 13106 90 7 -7.0 0.0 47 133 13411 75 15 -14.5 -3.9 48 127 13716 5 3 -0.3 -3.0 49 121 14021 45 13 -9.2 -9.2 50 115 14326 55 15 -12.3 -8.6 51 110 14630 55 13 -10.6 -7.5 52 100 15230 5 17 -1.5 -16.9 53 100 15240 340 13 4.4 -12.2 54 95 15545 5 17 -1.5 -16.9 55 86 16154 35 14 -8.0 -11.5 56 82 16459 10 23 -4.0 -22.7 57 75 17069 25 18 -7.6 -16.3 58 71 17374 10 18 -3.1 -17.7 59 70 17470 15 18 -4.7 -17.4 60 68 17678 25 18 -7.6 -16.3 61 64 17983 15 27 -7.0 -26.1 62 61 18288 5 20 -1.7 -19.9 63 53 19202 340 32 10.9 -30.1 64 51 19507 355 39 3.4 -38.9 65 50 19570 5 26 -2.3 -25.9 66 46 20117 5 25 -2.2 -24.9 67 39 21031 350 39 6.8 -38.4 68 38 21336 350 40 6.9 -39.4 69 30 22720 350 67 11.6 -66.0 70 23 24384 350 85 14.8 -83.7 71 21 24994 355 102 8.9 -101.6 72 20 25230 360 97 -0.0 -97.0 73 14 27432 360 116 -0.0 -116.0 74 10 29540 360 137 -0.0 -137.0 75 10 29566 360 141 -0.0 -141.0 Wind Parameters Energy-Hel index: -0.44 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251216.12.gif