UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042512.upa.cvt Date: 1200Z 25 APR 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:1200Z 25 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 1018 46 -13.9 -15.7 86 1.8 -14.3 50 16 257.9 258.1 257.8 260.9 1.10 1 1016 60 -13.9 -14.5 95 0.6 -14.0 50 16 258.1 258.3 258.2 261.3 1.22 2 1010 104 -10.1 -12.2 85 2.1 -10.6 50 15 262.3 262.5 261.9 266.3 1.48 3 1000 179 -9.9 -12.5 81 2.6 -10.5 50 13 263.2 263.5 262.6 267.2 1.46 4 991 249 -10.1 -13.2 78 3.1 -10.8 53 11 263.7 264.0 262.9 267.5 1.39 5 925 777 -13.7 -16.0 83 2.3 -14.2 40 6 265.3 265.5 263.6 268.6 1.18 6 915 860 -13.7 -17.4 74 3.7 -14.5 43 8 266.1 266.3 264.0 269.1 1.06 7 904 951 -13.9 -16.6 80 2.7 -14.5 47 10 266.8 267.0 264.7 270.0 1.15 8 890 1070 -13.3 -16.9 74 3.6 -14.0 55 11 268.7 268.8 265.9 271.9 1.14 9 883 1130 -12.3 -20.3 51 8.0 -13.9 59 11 270.3 270.4 266.5 272.8 0.86 10 876 1191 -12.1 -18.1 61 6.0 -13.4 63 11 271.1 271.3 267.4 274.1 1.05 11 858 1350 -10.9 -21.9 40 11.0 -13.1 78 10 274.0 274.1 268.8 276.2 0.77 12 856 1368 -10.7 -21.7 40 11.0 -12.9 80 10 274.4 274.5 269.1 276.7 0.79 13 850 1422 -11.1 -20.1 47 9.0 -13.0 85 9 274.5 274.7 269.4 277.2 0.91 14 780 2075 -16.1 -18.9 79 2.8 -16.7 107 14 276.0 276.2 270.7 279.2 1.10 15 764 2231 -16.5 -18.8 82 2.3 -17.0 104 14 277.2 277.4 271.4 280.5 1.13 16 756 2310 -16.3 -20.2 72 3.9 -17.1 99 13 278.2 278.4 271.9 281.2 1.01 17 712 2759 -19.1 -23.2 70 4.1 -19.8 86 14 280.0 280.1 272.6 282.4 0.83 18 700 2885 -20.1 -23.4 75 3.3 -20.7 95 14 280.2 280.4 272.7 282.7 0.83 19 614 3844 -26.3 -27.2 92 0.9 -26.4 107 19 283.8 283.9 274.5 285.9 0.67 20 580 4254 -28.7 -32.7 68 4.0 -29.1 101 20 285.7 285.7 275.1 287.0 0.42 21 550 4632 -31.5 -32.7 89 1.2 -31.6 106 19 286.7 286.8 275.7 288.1 0.44 22 547 4670 -31.7 -35.1 72 3.4 -32.0 106 19 286.9 287.0 275.6 288.1 0.35 23 534 4840 -33.1 -34.8 85 1.7 -33.3 109 19 287.2 287.3 275.9 288.4 0.37 24 531 4880 -33.3 -36.7 71 3.4 -33.6 110 19 287.5 287.5 275.9 288.5 0.31 25 517 5067 -34.3 -40.3 55 6.0 -34.7 116 20 288.4 288.5 276.2 289.2 0.22 26 513 5121 -34.5 -37.3 76 2.8 -34.7 118 21 288.8 288.9 276.6 289.8 0.30 27 506 5217 -35.1 -39.0 67 3.9 -35.4 117 20 289.3 289.3 276.7 290.1 0.26 28 503 5258 -35.5 -37.6 81 2.1 -35.7 114 20 289.3 289.3 276.8 290.2 0.30 29 500 5300 -35.9 -38.3 78 2.4 -36.1 110 19 289.3 289.3 276.7 290.2 0.28 30 494 5384 -36.5 -39.0 78 2.5 -36.7 109 19 289.5 289.6 276.9 290.4 0.26 31 483 5540 -37.3 -47.3 35 10.0 -37.8 108 19 290.4 290.4 277.0 290.8 0.11 32 471 5713 -38.3 -44.3 53 6.0 -38.7 106 20 291.3 291.3 277.6 291.8 0.16 33 467 5772 -38.7 -41.3 76 2.6 -38.9 105 20 291.5 291.5 277.7 292.2 0.22 34 442 6148 -41.1 -46.1 58 5.0 -41.3 119 20 293.1 293.1 278.4 293.6 0.14 35 437 6225 -41.5 -44.8 70 3.3 -41.6 117 20 293.5 293.6 278.7 294.1 0.16 36 419 6509 -43.5 -46.2 75 2.7 -43.6 112 19 294.5 294.5 279.1 295.0 0.14 37 400 6820 -45.9 -48.9 72 3.0 -46.0 105 18 295.3 295.4 279.4 295.7 0.11 38 396 6887 -46.3 -49.8 67 3.5 -46.4 105 18 295.7 295.7 279.6 296.0 0.10 39 393 6937 -46.7 -51.2 60 4.5 -46.9 105 18 295.8 295.8 279.6 296.1 0.09 40 388 7022 -47.3 -48.7 85 1.4 -47.3 105 18 296.1 296.1 279.8 296.5 0.12 41 377 7212 -48.1 -55.1 44 7.0 -48.3 115 19 297.5 297.5 280.3 297.7 0.06 42 367 7388 -49.3 -51.7 76 2.4 -49.4 117 20 298.2 298.2 280.7 298.5 0.09 43 363 7460 -49.5 -55.5 49 6.0 -49.7 113 21 298.8 298.8 280.9 299.0 0.06 44 360 7515 -49.7 -53.5 64 3.8 -49.8 111 21 299.3 299.3 281.1 299.5 0.07 45 354 7624 -50.5 -53.7 69 3.2 -50.6 105 22 299.6 299.7 281.3 299.9 0.07 46 336 7963 -52.7 -55.8 69 3.1 -52.8 105 21 301.1 301.2 281.9 301.4 0.06 47 310 8480 -55.1 -61.1 47 6.0 -55.2 105 19 304.8 304.8 283.4 304.9 0.03 48 303 8626 -53.7 -67.7 16 14.0 -53.9 108 17 308.8 308.8 284.9 308.8 0.01 49 300 8690 -53.5 -67.5 17 14.0 -53.7 110 17 309.9 309.9 285.3 310.0 0.01 50 289 8930 -52.3 -70.3 10 18.0 -52.5 107 14 315.0 315.0 287.1 315.0 0.01 51 288 8952 -52.3 -70.3 10 18.0 -52.5 107 14 315.3 315.3 287.2 315.3 0.01 52 281 9110 -53.3 -71.3 9 18.0 -53.5 105 11 316.1 316.1 287.5 316.1 0.01 53 261 9588 -48.5 -74.5 3 26.0 -48.9 111 13 329.9 329.9 291.7 329.9 0.01 54 253 9792 -48.1 -75.1 3 27.0 -48.6 108 12 333.4 333.4 292.6 333.4 0.01 55 250 9870 -48.5 -75.5 3 27.0 -49.0 65 11 334.0 334.0 292.8 334.0 0.01 56 218 10777 -47.3 -81.3 1 34.0 -47.9 76 8 349.2 349.2 296.4 349.2 0.00 57 200 11350 -46.1 -82.1 1 36.0 -46.9 85 9 359.8 359.8 298.7 359.8 0.00 58 150 13270 -45.1 -83.1 1 38.0 -46.2 15 3 392.3 392.3 304.1 392.4 0.00 59 100 15960 -47.1 -85.1 1 38.0 -48.4 120 5 436.7 436.7 309.6 436.7 0.00 60 76 17783 -45.5 -84.5 0 39.0 -47.4 116 10 475.7 475.7 313.1 475.7 0.00 61 70 18330 -46.3 -85.3 0 39.0 -48.1 90 8 485.3 485.3 313.9 485.4 0.00 62 50 20570 -46.7 -85.7 0 39.0 -49.0 95 5 533.4 533.4 317.1 533.4 0.01 63 41 21880 -48.5 -86.5 0 38.0 -50.8 129 10 560.1 560.1 318.6 560.1 0.01 64 32 23520 -45.5 -84.5 0 39.0 -49.1 128 9 609.2 609.3 321.0 609.3 0.01 65 30 23950 -46.1 -85.1 0 39.0 -49.7 35 5 619.0 619.0 321.5 619.0 0.01 66 22 25995 -49.5 -87.5 0 38.0 -52.9 101 10 666.2 666.3 323.3 666.3 0.01 67 20 26620 -48.5 -86.5 0 38.0 -52.5 95 10 687.7 687.7 324.0 687.8 0.01 68 10 31200 -45.3 -85.3 0 40.0 -52.9 90 14 850.5 850.5 328.4 850.7 0.03 69 5.0 35887 -39.3 -81.3 0 42.0 -53.5 1064.2 1064.3 332.2 1065.5 0.11 TRP 310 8480 -55.1 -61.1 47 6.0 -55.2 105 19 304.8 304.8 283.4 304.9 0.03 WND Sounding variables and indices 1000-500 mb thick: 5121.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.19 inches Sfc-500 mean rel hum: 74.70 % Est. max temperature: 0.63 C = 33.14 F Sfc-Lift cond lev (LCL): 988.66 mb = 266.92 m = 875.71 ft T: -10.22 C 700-500 lapse rate: 6.54 C/km Conv cond level (CCL): 1016.00 mb = 60.50 m = 198.48 ft Mean mixing ratio: 1.31 g/kg Conv temperature: -13.52 C = 7.66 F Cap Strength: 18.02 C Lifted Index: 17.99 C Risk: None Lifted Index @300 mb: 30.03 C Lifted Index @700 mb: 12.40 C Showalter Index: 10.25 C Risk: None Total Totals Index: 40.60 C Risk: None Vertical Totals Index: 24.80 C Cross Totals Index: 15.80 C K Index: 1.40 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 2.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 14.08 J/kg Max Up Vert Vel: 5.31 m/s Conv Inhibition (B-): 94215.04 J/kg Cap Strength: 17.96 C Lift Cond Lev (LCL): 927.67 mb = 754.93 m = 2476.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 130 at 11 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 1018 46 50 16 -12.3 -10.3 | 12 18 -3.6 -17.5 1 1000 179 50 13 -10.0 -8.4 | 5 16 -1.3 -15.5 2 984 305 55 9 -7.4 -5.2 | 354 12 1.3 -12.3 3 945 610 75 6 -5.8 -1.6 | 342 9 2.9 -8.7 4 925 777 40 6 -3.9 -4.6 | 338 13 4.8 -11.8 5 908 914 45 10 -7.1 -7.1 | 354 14 1.6 -14.2 6 873 1219 65 11 -10.0 -4.6 | 6 12 -1.3 -11.8 7 850 1422 85 9 -9.0 -0.8 | 2 8 -0.3 -8.0 8 805 1829 95 10 -10.0 0.9 | 11 6 -1.3 -6.3 9 773 2134 110 15 -14.1 5.1 | 69 6 -5.4 -2.0 10 743 2438 90 11 -11.0 0.0 | 18 8 -2.3 -7.2 11 713 2743 85 14 -13.9 -1.2 | 32 10 -5.3 -8.4 12 700 2885 95 14 -13.9 1.2 | 41 8 -5.3 -6.0 13 656 3353 120 15 -13.0 7.5 | 94 4 -4.3 0.3 14 629 3658 110 19 -17.9 6.5 | 86 9 -9.2 -0.7 15 577 4267 100 20 -19.7 3.5 | 71 12 -11.0 -3.7 16 530 4877 110 19 -17.9 6.5 | 86 9 -9.2 -0.7 17 508 5182 120 21 -18.2 10.5 | 109 10 -9.5 3.3 18 500 5300 110 19 -17.9 6.5 | 86 9 -9.2 -0.7 19 465 5791 105 20 -19.3 5.2 | 79 11 -10.6 -2.0 20 445 6096 120 20 -17.3 10.0 | 108 9 -8.6 2.8 21 400 6820 105 18 -17.4 4.7 | 74 9 -8.7 -2.5 22 388 7010 105 18 -17.4 4.7 | 74 9 -8.7 -2.5 23 371 7315 120 20 -17.3 10.0 | 108 9 -8.6 2.8 24 354 7620 105 22 -21.3 5.7 | 83 13 -12.6 -1.5 25 310 8480 105 19 -18.4 4.9 | 77 10 -9.7 -2.3 26 307 8534 105 18 -17.4 4.7 | 74 9 -8.7 -2.5 27 300 8690 110 17 -16.0 5.8 | 79 7 -7.3 -1.4 28 280 9144 105 11 -10.6 2.8 | 24 5 -1.9 -4.3 29 267 9449 95 13 -13.0 1.1 | 35 7 -4.3 -6.0 30 255 9754 130 12 -9.2 7.7 | 137 1 -0.5 0.5 31 250 9870 65 11 -10.0 -4.6 | 6 12 -1.3 -11.8 32 243 10058 65 12 -10.9 -5.1 | 10 12 -2.2 -12.2 33 232 10363 100 10 -9.8 1.7 | 12 6 -1.2 -5.4 34 222 10668 85 6 -6.0 -0.5 | 341 8 2.7 -7.7 35 212 10973 60 11 -9.5 -5.5 | 4 13 -0.8 -12.7 36 200 11350 85 9 -9.0 -0.8 | 2 8 -0.3 -8.0 37 193 11582 110 10 -9.4 3.4 | 11 4 -0.7 -3.8 38 161 12802 35 10 -5.7 -8.2 | 349 16 2.9 -15.4 39 154 13106 65 10 -9.1 -4.2 | 2 11 -0.4 -11.4 40 150 13270 15 3 -0.8 -2.9 | 322 13 7.9 -10.1 41 140 13716 15 10 -2.6 -9.7 | 340 18 6.1 -16.8 42 134 14021 35 10 -5.7 -8.2 | 349 16 2.9 -15.4 43 111 15240 70 10 -9.4 -3.4 | 4 11 -0.7 -10.6 44 106 15545 85 2 -2.0 -0.2 | 318 10 6.7 -7.3 45 100 15960 120 5 -4.3 2.5 | 317 6 4.4 -4.7 46 97 16154 120 5 -4.3 2.5 | 317 6 4.4 -4.7 47 74 17983 115 11 -10.0 4.6 | 27 3 -1.3 -2.5 48 70 18330 90 8 -8.0 0.0 | 355 7 0.7 -7.2 49 67 18593 95 10 -10.0 0.9 | 11 6 -1.3 -6.3 50 54 20117 135 11 -7.8 7.8 | 236 1 0.9 0.6 51 50 20570 95 5 -5.0 0.4 | 331 8 3.7 -6.7 52 45 21336 80 8 -7.9 -1.4 | 355 9 0.8 -8.6 53 43 21641 105 10 -9.7 2.6 | 12 5 -1.0 -4.6 54 41 21946 135 10 -7.1 7.1 | 274 2 1.6 -0.1 55 37 22555 70 13 -12.2 -4.4 | 17 12 -3.5 -11.6 56 32 23470 140 10 -6.4 7.7 | 258 2 2.3 0.5 57 30 23950 35 5 -2.9 -4.1 | 333 13 5.8 -11.3 58 29 24079 0 0 -0.0 -0.0 | 310 11 8.7 -7.2 59 28 24384 30 10 -5.0 -8.7 | 347 16 3.7 -15.8 60 27 24689 30 12 -6.0 -10.4 | 351 18 2.7 -17.6 61 26 24994 110 11 -10.3 3.8 | 26 4 -1.7 -3.4 62 20 26620 95 10 -10.0 0.9 | 11 6 -1.3 -6.3 63 19 26822 80 10 -9.8 -1.7 | 7 9 -1.2 -8.9 64 18 27432 115 8 -7.3 3.4 | 339 4 1.4 -3.8 65 17 27737 55 12 -9.8 -6.9 | 5 14 -1.1 -14.1 66 16 28042 95 16 -15.9 1.4 | 51 9 -7.3 -5.8 67 15 28651 85 12 -12.0 -1.0 | 22 9 -3.3 -8.2 68 14 28956 100 10 -9.8 1.7 | 12 6 -1.2 -5.4 69 12 30175 0 0 -0.0 -0.0 | 310 11 8.7 -7.2 70 10 31200 90 14 -14.0 0.0 | 37 9 -5.3 -7.2 Wind Parameters Mean winds (0-6000m): 99.6 at 15.0 knts Storm direction: 129.6 at 11.3 knts Shear (0-3000m) pos: 3.7 neg: 1.4 tot: 5.1 10-3/s Storm rel Dir Shear (0-3000m): 42.6 deg Storm rel helicity (0-3000m) pos: 43.7 neg: -36.4 tot: 7.3 m^2/s^2 ave: 2.4 10^-3 m/s^2 rel: 0.10 Storm rel vorticity (0-3000m) horiz: 7.9 stream: 0.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.95 Bulk Shear: 14.85 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 55 10 359 13| 10.4 0.0 10.4| 0.0 -22.5 -22.5 -45.0 -0.60| 10.5 -6.3 1000 53 9 354 13| 5.2 2.3 7.5| 16.4 -25.7 -9.3 -9.3 -0.14| 9.6 -1.4 1500 60 9 357 12| 5.1 1.6 6.7| 22.4 -27.1 -4.7 -3.1 -0.05| 8.7 -0.5 2000 70 10 2 11| 4.6 1.2 5.8| 30.3 -27.1 3.2 1.6 0.12| 7.9 0.9 2500 78 10 9 9| 3.7 1.7 5.4| 34.2 -36.4 -2.2 -0.9 0.01| 8.1 0.1 3000 81 11 13 9| 3.7 1.4 5.1| 43.7 -36.4 7.3 2.4 0.10| 7.9 0.8 4000 92 13 29 8| 3.3 1.4 4.7| 48.5 -42.4 6.1 1.5 0.10| 7.3 0.7 5000 96 14 42 8| 3.0 1.2 4.2| 60.8 -44.9 15.9 3.2 0.15| 6.6 1.0 6000 100 15 53 8| 2.8 1.2 4.0| 74.5 -56.3 18.3 3.0 0.14| 6.4 0.9 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20250425.12.gif