UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120700.upa.cvt Date: 0000Z 7 DEC 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:0000Z 7 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 ------------------------------------------------------------------------------- SFC 1006 46 -12.9 -15.3 82 2.4 -13.4 50 20 259.8 260.0 259.4 262.9 1.15 1 1000 88 -11.1 -13.8 80 2.7 -11.7 50 20 262.0 262.3 261.5 265.6 1.31 2 997 111 -10.3 -13.1 80 2.8 -10.9 56 20 263.1 263.3 262.4 266.9 1.40 3 987 189 -9.5 -12.1 81 2.6 -10.2 76 19 264.6 264.9 263.8 268.8 1.53 4 925 687 -13.1 -14.0 93 0.9 -13.3 105 5 265.9 266.1 264.4 269.7 1.40 5 897 920 -14.9 -14.9 100 0.0 -14.9 100 12 266.4 266.6 264.7 270.1 1.34 6 850 1326 -16.9 -17.2 98 0.3 -17.0 105 16 268.4 268.6 265.8 271.7 1.17 7 821 1586 -18.5 -18.9 97 0.4 -18.6 106 17 269.4 269.6 266.3 272.4 1.04 8 776 2004 -20.9 -23.8 77 2.9 -21.3 98 20 271.2 271.3 266.9 273.3 0.72 9 729 2462 -24.9 -26.7 85 1.8 -25.1 105 21 271.7 271.8 267.0 273.5 0.59 10 700 2756 -27.1 -29.3 82 2.2 -27.3 105 26 272.5 272.6 267.3 273.9 0.48 11 628 3529 -33.5 -36.7 73 3.2 -33.7 105 38 273.8 273.8 267.7 274.6 0.26 12 587 4001 -35.1 -38.1 74 3.0 -35.3 113 45 277.2 277.3 269.9 278.0 0.24 13 500 5100 -43.9 -46.5 75 2.6 -44.0 120 52 279.5 279.5 271.1 279.9 0.12 14 478 5401 -46.5 -48.9 76 2.4 -46.6 121 53 279.9 279.9 271.3 280.2 0.09 15 438 5975 -51.1 -55.4 60 4.3 -51.2 124 56 281.2 281.2 271.9 281.3 0.05 16 422 6216 -52.9 -56.1 68 3.2 -52.9 125 63 281.9 281.9 272.3 282.0 0.05 17 417 6293 -53.5 -56.3 71 2.8 -53.5 125 63 282.1 282.1 272.5 282.2 0.04 18 408 6433 -54.5 -58.0 65 3.5 -54.5 126 62 282.6 282.6 272.7 282.7 0.04 19 400 6560 -54.1 -62.1 37 8.0 -54.2 130 60 284.7 284.7 273.9 284.8 0.02 20 398 6592 -54.1 -63.1 32 9.0 -54.2 130 60 285.1 285.1 274.1 285.2 0.02 21 375 6972 -54.9 -63.9 32 9.0 -55.0 130 56 288.9 288.9 276.2 289.0 0.02 22 329 7800 -58.3 -66.3 35 8.0 -58.4 135 48 295.3 295.3 279.2 295.3 0.02 23 300 8380 -57.5 -70.5 18 13.0 -57.6 115 38 304.3 304.3 283.1 304.3 0.01 24 270 9043 -57.7 -74.7 10 17.0 -57.8 127 37 313.3 313.3 286.5 313.3 0.01 25 250 9530 -55.1 -77.1 5 22.0 -55.3 135 31 324.1 324.2 290.0 324.2 0.00 26 244 9686 -53.5 -78.5 3 25.0 -53.8 142 27 328.8 328.8 291.4 328.8 0.00 27 229 10094 -55.5 -79.5 3 24.0 -55.7 153 19 331.8 331.8 292.2 331.8 0.00 28 224 10236 -53.3 -79.3 3 26.0 -53.6 127 19 337.3 337.3 293.6 337.3 0.00 29 212 10591 -54.5 -81.5 2 27.0 -54.8 105 30 340.7 340.7 294.5 340.7 0.00 30 209 10683 -51.3 -80.3 2 29.0 -51.7 106 32 347.1 347.1 296.0 347.1 0.00 31 200 10970 -51.9 -80.9 2 29.0 -52.3 130 17 350.6 350.6 296.8 350.6 0.00 32 198 11035 -51.5 -81.5 2 30.0 -51.9 132 16 352.2 352.2 297.1 352.2 0.00 33 178 11719 -56.1 -83.1 2 27.0 -56.3 128 14 355.6 355.6 297.8 355.6 0.00 34 177 11755 -56.1 -83.1 2 27.0 -56.3 127 15 356.2 356.2 298.0 356.2 0.00 35 166 12163 -55.1 -83.1 2 28.0 -55.4 127 16 364.4 364.4 299.5 364.4 0.00 36 150 12810 -55.3 -84.3 2 29.0 -55.6 130 11 374.8 374.8 301.4 374.8 0.00 37 145 13026 -56.3 -84.3 2 28.0 -56.6 134 12 376.7 376.7 301.7 376.7 0.00 38 139 13295 -55.1 -85.1 1 30.0 -55.5 109 9 383.4 383.4 302.8 383.4 0.00 39 130 13720 -56.7 -85.7 1 29.0 -57.1 50 3 387.9 387.9 303.5 388.0 0.00 40 118 14335 -56.3 -85.3 1 29.0 -56.7 67 8 399.6 399.6 305.2 399.6 0.00 41 101 15317 -58.5 -86.5 2 28.0 -58.9 82 11 413.5 413.5 306.9 413.5 0.00 42 100 15380 -58.3 -86.3 2 28.0 -58.7 105 12 415.1 415.1 307.2 415.1 0.00 43 70 17610 -60.9 -88.9 1 28.0 -61.3 235 4 454.1 454.1 311.3 454.1 0.00 44 66 17975 -61.3 -88.3 2 27.0 -61.7 306 10 460.9 460.9 311.8 460.9 0.00 45 50 19700 -60.3 -89.3 1 29.0 -60.9 300 23 501.4 501.4 315.1 501.4 0.00 46 30 22930 -55.3 -88.3 1 33.0 -56.8 320 42 593.9 593.9 320.3 593.9 0.01 47 22 24913 -54.5 -87.5 1 33.0 -56.6 313 54 651.4 651.4 322.7 651.4 0.01 TRP 329 7800 -58.3 -66.3 35 8.0 -58.4 135 48 295.3 295.3 279.2 295.3 0.02 WND 422 6216 -52.9 -56.1 68 3.2 -52.9 125 63 281.9 281.9 272.3 282.0 0.05 Sounding variables and indices 1000-500 mb thick: 5012.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.16 inches Sfc-500 mean rel hum: 82.26 % Est. max temperature: -4.52 C = 23.87 F Sfc-Lift cond lev (LCL): 967.68 mb = 340.71 m = 1117.80 ft T: -10.60 C 700-500 lapse rate: 7.17 C/km ThetaE index: 0.00 C Layer 1006.0-6977149140605635270305172684800.0 mb Conv cond level (CCL): 912.31 mb = 791.86 m = 2597.94 ft Mean mixing ratio: 1.43 g/kg Conv temperature: -6.56 C = 20.20 F Cap Strength: 7.60 C Lifted Index: 8.87 C Risk: None Lifted Index @300 mb: 25.10 C Lifted Index @700 mb: 4.29 C Showalter Index: 6.59 C Risk: None Total Totals Index: 53.70 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.00 C Cross Totals Index: 26.70 C K Index: 7.60 Risk: None Sweat Index: 178.00 Risk: None Energy Index: 1.70 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.69 J/kg Max Up Vert Vel: 4.83 m/s Conv Inhibition (B-): 48631.47 J/kg Cap Strength: 8.74 C Lift Cond Lev (LCL): 929.03 mb = 653.64 m = 2144.45 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 144 at 25 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 1006 46 50 20 -15.3 -12.9 | 1 33 -0.7 -33.0 1 1000 88 50 20 -15.3 -12.9 | 1 33 -0.7 -33.0 2 972 305 105 17 -16.4 4.4 | 6 16 -1.8 -15.8 3 934 610 115 7 -6.3 3.0 | 334 19 8.3 -17.2 4 925 687 105 5 -4.8 1.3 | 333 21 9.8 -18.9 5 898 914 100 12 -11.8 2.1 | 351 18 2.8 -18.1 6 862 1219 110 18 -16.9 6.2 | 9 14 -2.3 -14.0 7 850 1326 105 16 -15.5 4.1 | 3 16 -0.8 -16.0 8 827 1524 110 16 -15.0 5.5 | 2 15 -0.4 -14.7 9 794 1829 90 19 -19.0 0.0 | 12 21 -4.4 -20.2 10 762 2134 105 20 -19.3 5.2 | 17 16 -4.7 -15.0 11 731 2438 105 21 -20.3 5.4 | 21 16 -5.6 -14.7 12 701 2743 110 25 -23.5 8.6 | 37 15 -8.9 -11.6 13 700 2756 105 26 -25.1 6.7 | 38 17 -10.5 -13.5 14 643 3353 100 35 -34.5 6.1 | 55 24 -19.8 -14.1 15 615 3658 110 41 -38.5 14.0 | 76 25 -23.9 -6.2 16 563 4267 115 48 -43.5 20.3 | 90 29 -28.9 0.1 17 539 4572 130 49 -37.5 31.5 | 116 26 -22.9 11.3 18 516 4877 125 51 -41.8 29.3 | 108 29 -27.1 9.1 19 500 5100 120 52 -45.0 26.0 | 101 31 -30.4 5.8 20 430 6096 125 57 -46.7 32.7 | 111 34 -32.1 12.5 21 422 6216 125 63 -51.6 36.1 | 113 40 -37.0 16.0 22 410 6401 125 63 -51.6 36.1 | 113 40 -37.0 16.0 23 400 6560 130 60 -46.0 38.6 | 120 36 -31.3 18.4 24 338 7620 130 50 -38.3 32.1 | 117 27 -23.7 12.0 25 329 7800 135 48 -33.9 33.9 | 125 24 -19.3 13.8 26 323 7925 135 47 -33.2 33.2 | 125 23 -18.6 13.1 27 300 8380 115 38 -34.4 16.1 | 78 20 -19.8 -4.1 28 293 8534 110 39 -36.6 13.3 | 73 23 -22.0 -6.8 29 266 9144 130 37 -28.3 23.8 | 105 14 -13.7 3.6 30 253 9449 125 37 -30.3 21.2 | 94 16 -15.7 1.0 31 250 9530 135 31 -21.9 21.9 | 103 7 -7.3 1.7 32 230 10058 160 19 -6.5 17.9 | 286 8 8.1 -2.3 33 220 10363 105 19 -18.4 4.9 | 14 16 -3.7 -15.3 34 210 10668 105 33 -31.9 8.5 | 56 21 -17.2 -11.6 35 200 10970 130 17 -13.0 10.9 | 350 9 1.6 -9.3 36 191 11278 140 14 -9.0 10.7 | 329 11 5.6 -9.5 37 182 11582 130 10 -7.7 6.4 | 333 15 7.0 -13.8 38 173 11887 125 19 -15.6 10.9 | 6 9 -0.9 -9.3 39 158 12497 130 12 -9.2 7.7 | 336 14 5.4 -12.5 40 150 12802 110 16 -15.0 5.5 | 2 15 -0.4 -14.7 41 150 12810 130 11 -8.4 7.1 | 335 15 6.2 -13.1 42 143 13106 135 12 -8.5 8.5 | 332 13 6.2 -11.7 43 130 13716 50 3 -2.3 -1.9 | 331 25 12.3 -22.1 44 113 14630 75 10 -9.7 -2.6 | 348 23 5.0 -22.8 45 102 15240 55 9 -7.4 -5.2 | 344 26 7.3 -25.3 46 100 15380 105 12 -11.6 3.1 | 350 17 3.0 -17.1 47 97 15545 115 10 -9.1 4.2 | 341 17 5.6 -16.0 48 84 16459 0 0 -0.0 -0.0 | 324 25 14.6 -20.2 49 73 17374 345 10 2.6 -9.7 | 330 34 17.2 -29.8 50 70 17610 235 4 3.3 2.3 | 315 25 17.9 -17.9 51 69 17678 355 11 1.0 -11.0 | 333 35 15.6 -31.1 52 66 17983 305 10 8.2 -5.7 | 319 35 22.8 -25.9 53 63 18288 360 10 -0.0 -10.0 | 334 34 14.6 -30.2 54 60 18593 340 18 6.2 -16.9 | 331 43 20.8 -37.1 55 57 18898 300 21 18.2 -10.5 | 313 45 32.8 -30.7 56 52 19507 345 19 4.9 -18.4 | 333 43 19.6 -38.5 57 50 19700 300 23 19.9 -11.5 | 313 47 34.6 -31.7 58 49 19812 290 12 11.3 -4.1 | 313 36 25.9 -24.3 59 45 20422 310 25 19.2 -16.1 | 317 50 33.8 -36.3 60 43 20726 305 32 26.2 -18.4 | 313 56 40.9 -38.5 61 39 21336 315 32 22.6 -22.6 | 319 57 37.3 -42.8 62 37 21641 330 30 15.0 -26.0 | 327 55 29.6 -46.2 63 35 21946 315 41 29.0 -29.0 | 318 66 43.6 -49.2 64 30 22930 320 42 27.0 -32.2 | 322 67 41.6 -52.4 65 28 23165 325 48 27.5 -39.3 | 325 73 42.2 -59.5 66 25 23470 315 39 27.6 -27.6 | 319 64 42.2 -47.8 67 19 24384 310 69 52.9 -44.4 | 314 93 67.5 -64.5 68 16 24994 305 55 45.1 -31.5 | 311 79 59.7 -51.7 Wind Parameters Mean winds (0-6000m): 114.0 at 33.2 knts Storm direction: 144.0 at 24.9 knts Shear (0-3000m) pos: 3.6 neg: 3.1 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 46.7 deg Storm rel helicity (0-3000m) pos: 137.2 neg: -54.0 tot: 83.2 m^2/s^2 ave: 27.7 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 11.3 stream: 2.7 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.21 Bulk Shear: 56.27 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 86 16 4 21| 18.3 0.0 18.3| 28.0 -38.7 -10.7 -21.5 -0.20| 26.0 -5.1 1000 93 13 354 20| 9.2 3.0 12.1| 67.9 -48.2 19.7 19.7 0.03| 19.2 0.6 1500 99 14 357 18| 6.5 2.0 8.4| 78.9 -54.0 24.9 16.6 0.06| 14.8 0.8 2000 98 15 1 18| 4.8 2.5 7.4| 97.9 -54.0 43.9 22.0 0.12| 13.6 1.7 2500 100 16 4 17| 4.3 2.0 6.4|109.9 -54.0 55.9 22.4 0.17| 11.7 1.9 3000 102 18 10 17| 3.6 3.1 6.7|137.2 -54.0 83.2 27.7 0.24| 11.3 2.7 4000 104 23 29 17| 4.3 2.3 6.6|239.8 -54.0 185.8 46.5 0.37| 10.9 4.0 5000 111 29 50 16| 4.6 2.5 7.2|339.4 -97.7 241.7 48.3 0.37| 11.0 4.1 6000 114 33 67 17| 4.4 2.1 6.5|386.0-103.3 282.6 47.1 0.39| 9.8 3.8 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251207.00.gif