UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042800.upa.cvt Date: 0000Z 28 APR 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:0000Z 28 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 1007 46 -17.1 -19.7 80 2.6 -17.5 175 6 255.5 255.7 255.2 257.7 0.80 1 1000 96 -18.1 -20.1 84 2.0 -18.4 165 6 255.1 255.2 254.7 257.1 0.77 2 934 602 -22.7 -22.8 99 0.1 -22.7 190 9 255.4 255.5 254.8 257.2 0.65 3 928 649 -21.3 -22.7 88 1.4 -21.5 193 9 257.3 257.4 256.4 259.1 0.66 4 925 673 -21.3 -23.1 85 1.8 -21.5 195 9 257.5 257.6 256.5 259.3 0.64 5 901 866 -22.1 -25.7 73 3.6 -22.5 195 11 258.6 258.7 257.2 260.1 0.52 6 885 999 -19.1 -24.1 65 5.0 -19.8 196 12 263.1 263.2 260.9 264.8 0.61 7 873 1100 -18.7 -23.5 66 4.8 -19.4 198 13 264.5 264.6 262.0 266.4 0.66 8 850 1299 -18.9 -23.9 65 5.0 -19.7 200 13 266.3 266.5 263.4 268.2 0.65 9 804 1712 -19.7 -23.6 71 3.9 -20.3 187 13 269.8 269.9 265.9 271.8 0.71 10 777 1966 -20.3 -26.3 59 6.0 -21.1 175 14 271.8 271.9 267.0 273.5 0.57 11 700 2733 -23.7 -30.7 53 7.0 -24.5 150 18 276.2 276.3 269.6 277.5 0.42 12 668 3073 -25.3 -32.3 52 7.0 -26.1 154 21 278.2 278.2 270.7 279.3 0.38 13 657 3193 -25.5 -42.5 19 17.0 -26.8 148 21 279.3 279.3 270.9 279.7 0.14 14 648 3293 -26.1 -43.1 19 17.0 -27.4 144 21 279.7 279.7 271.2 280.1 0.13 15 630 3496 -27.3 -43.3 20 16.0 -28.5 144 21 280.6 280.6 271.7 281.0 0.13 16 628 3518 -27.5 -36.5 42 9.0 -28.3 145 21 280.6 280.7 272.0 281.5 0.27 17 621 3599 -27.9 -40.9 28 13.0 -28.9 148 21 281.1 281.1 272.1 281.6 0.17 18 595 3904 -29.5 -37.5 46 8.0 -30.2 148 22 282.7 282.7 273.2 283.5 0.26 19 560 4333 -32.9 -38.9 55 6.0 -33.3 145 25 283.6 283.6 273.6 284.3 0.24 20 500 5120 -38.1 -46.1 43 8.0 -38.5 140 30 286.6 286.6 275.1 287.0 0.12 21 499 5134 -38.3 -46.3 43 8.0 -38.7 140 30 286.5 286.5 275.0 286.9 0.12 22 487 5301 -39.5 -45.5 53 6.0 -39.8 140 32 287.0 287.1 275.3 287.5 0.13 23 473 5501 -40.9 -50.9 33 10.0 -41.3 140 35 287.7 287.7 275.6 288.0 0.08 24 460 5690 -42.1 -49.1 46 7.0 -42.3 140 38 288.5 288.5 276.0 288.8 0.10 25 442 5961 -42.5 -54.5 26 12.0 -42.9 143 36 291.3 291.3 277.4 291.5 0.05 26 421 6289 -45.1 -53.1 40 8.0 -45.3 143 35 292.1 292.1 277.8 292.3 0.07 27 400 6630 -46.5 -56.5 31 10.0 -46.7 140 38 294.6 294.6 279.0 294.7 0.05 28 384 6900 -47.3 -63.3 14 16.0 -47.6 135 36 297.0 297.0 280.0 297.0 0.02 29 322 8067 -46.1 -73.1 3 27.0 -46.6 138 25 314.0 314.0 286.7 314.0 0.01 30 300 8540 -43.7 -75.7 2 32.0 -44.3 130 21 323.8 323.8 289.9 323.8 0.00 31 291 8745 -42.9 -74.9 2 32.0 -43.6 127 20 327.7 327.7 291.1 327.8 0.01 32 250 9770 -42.5 -79.5 1 37.0 -43.4 125 11 342.9 342.9 295.0 342.9 0.00 33 249 9797 -42.5 -79.5 1 37.0 -43.4 125 11 343.3 343.3 295.1 343.3 0.00 34 200 11270 -43.1 -82.1 1 39.0 -44.1 125 13 364.5 364.5 299.6 364.5 0.00 35 184 11832 -43.9 -82.9 1 39.0 -44.9 120 11 372.0 372.0 300.9 372.0 0.00 36 154 13032 -42.5 -82.5 0 40.0 -43.9 114 11 393.8 393.8 304.3 393.9 0.00 37 150 13210 -42.9 -82.9 0 40.0 -44.2 135 9 396.1 396.1 304.7 396.1 0.00 38 145 13439 -42.7 -82.7 0 40.0 -44.1 135 10 400.3 400.3 305.2 400.3 0.00 39 133 14021 -44.7 -84.7 0 40.0 -45.9 132 11 406.8 406.8 306.1 406.8 0.00 40 106 15540 -45.3 -85.3 0 40.0 -46.7 86 10 432.9 432.9 309.1 432.9 0.00 41 100 15930 -44.9 -84.9 0 40.0 -46.4 80 8 441.0 441.0 310.0 441.0 0.00 42 96 16202 -44.1 -84.1 0 40.0 -45.9 80 8 447.7 447.7 310.6 447.7 0.00 43 70 18310 -45.3 -84.3 0 39.0 -47.3 95 9 487.5 487.5 314.0 487.5 0.00 44 50 20550 -46.5 -85.5 0 39.0 -48.9 60 9 533.9 533.9 317.2 533.9 0.01 45 41 21865 -47.5 -86.5 0 39.0 -50.0 35 11 562.6 562.6 318.8 562.6 0.01 46 33 23306 -45.5 -84.5 0 39.0 -49.0 33 7 603.9 603.9 320.8 604.0 0.01 47 30 23940 -46.9 -85.9 0 39.0 -50.3 350 5 616.8 616.8 321.3 616.8 0.01 48 20 26610 -47.9 -86.9 0 39.0 -52.1 70 12 689.6 689.6 324.1 689.6 0.01 49 19 26948 -48.5 -86.5 0 38.0 -52.6 83 12 697.9 697.9 324.4 698.0 0.01 50 10 31200 -45.1 -85.1 0 40.0 -52.8 55 9 851.2 851.2 328.4 851.5 0.03 51 6.9 33693 -42.5 -82.5 0 40.0 -53.2 957.3 957.3 330.5 958.0 0.06 52 6.2 34421 -38.7 -80.7 0 42.0 -52.1 1003.3 1003.3 331.2 1004.4 0.10 53 4.9 36041 -37.5 -79.5 0 42.0 -52.9 1078.6 1078.7 332.3 1080.5 0.15 54 4.4 36792 -32.5 -76.5 0 44.0 -51.9 1135.9 1136.1 333.1 1139.5 0.26 TRP 384 6900 -47.3 -63.3 14 16.0 -47.6 135 36 297.0 297.0 280.0 297.0 0.02 WND Sounding variables and indices 1000-500 mb thick: 5024.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 57.07 % Est. max temperature: -6.83 C = 19.70 F Sfc-Lift cond lev (LCL): 965.12 mb = 358.91 m = 1177.52 ft T: -20.49 C 700-500 lapse rate: 6.03 C/km ThetaE index: 0.55 C Layer 1000.0- 934.0 mb Conv cond level (CCL): 942.77 mb = 532.50 m = 1747.01 ft Mean mixing ratio: 0.69 g/kg Conv temperature: -17.29 C = 0.87 F Cap Strength: 21.98 C Lifted Index: 23.70 C Risk: None Lifted Index @300 mb: 46.81 C Lifted Index @700 mb: 17.12 C Showalter Index: 15.20 C Risk: None Total Totals Index: 33.40 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 14.20 C K Index: -11.70 Risk: None Sweat Index: 56.00 Risk: None Energy Index: 3.99 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.74 J/kg Max Up Vert Vel: 5.24 m/s Conv Inhibition (B-): 114296.12 J/kg Cap Strength: 23.57 C Lift Cond Lev (LCL): 934.66 mb = 596.41 m = 1956.70 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 184 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 1007 46 175 6 -0.5 6.0 | 9 10 -1.6 -9.6 1 1000 96 165 6 -1.6 5.8 | 15 10 -2.6 -9.7 2 972 305 190 8 1.4 7.9 | 358 8 0.3 -7.7 3 933 610 190 9 1.6 8.9 | 356 7 0.5 -6.7 4 925 673 195 9 2.3 8.7 | 350 7 1.3 -6.8 5 895 914 195 12 3.1 11.6 | 333 4 2.0 -3.9 6 859 1219 200 13 4.4 12.2 | 314 5 3.4 -3.3 7 850 1299 200 13 4.4 12.2 | 314 5 3.4 -3.3 8 824 1524 205 14 5.9 12.7 | 300 6 4.8 -2.8 9 791 1829 175 12 -1.0 12.0 | 31 4 -2.1 -3.6 10 759 2134 175 17 -1.5 16.9 | 119 3 -2.5 1.4 11 728 2438 170 17 -3.0 16.7 | 107 4 -4.0 1.2 12 700 2733 150 18 -9.0 15.6 | 90 10 -10.1 0.1 13 699 2743 150 17 -8.5 14.7 | 85 10 -9.6 -0.8 14 670 3048 155 21 -8.9 19.0 | 109 11 -9.9 3.5 15 641 3353 140 21 -13.5 16.1 | 92 15 -14.6 0.6 16 614 3658 150 21 -10.5 18.2 | 103 12 -11.6 2.7 17 564 4267 145 25 -14.3 20.5 | 108 16 -15.4 4.9 18 517 4877 145 29 -16.6 23.8 | 115 20 -17.7 8.2 19 500 5120 140 30 -19.3 23.0 | 110 22 -20.4 7.5 20 453 5791 140 39 -25.1 29.9 | 119 30 -26.1 14.3 21 433 6096 145 34 -19.5 27.9 | 121 24 -20.6 12.3 22 400 6630 140 38 -24.4 29.1 | 118 29 -25.5 13.6 23 384 6900 135 36 -25.5 25.5 | 111 28 -26.5 9.9 24 345 7620 130 31 -23.7 19.9 | 100 25 -24.8 4.4 25 329 7925 145 26 -14.9 21.3 | 110 17 -16.0 5.8 26 314 8230 130 24 -18.4 15.4 | 90 19 -19.5 -0.1 27 300 8534 140 20 -12.9 15.3 | 89 14 -13.9 -0.2 28 300 8540 130 21 -16.1 13.5 | 83 17 -17.2 -2.0 29 287 8839 125 20 -16.4 11.5 | 77 18 -17.5 -4.1 30 274 9144 125 20 -16.4 11.5 | 77 18 -17.5 -4.1 31 262 9449 140 17 -10.9 13.0 | 78 12 -12.0 -2.5 32 251 9754 135 10 -7.1 7.1 | 44 12 -8.1 -8.5 33 250 9770 125 11 -9.0 6.3 | 48 14 -10.1 -9.2 34 240 10058 120 13 -11.3 6.5 | 54 15 -12.3 -9.0 35 229 10363 105 13 -12.6 3.4 | 48 18 -13.6 -12.2 36 219 10668 110 13 -12.2 4.4 | 50 17 -13.3 -11.1 37 209 10973 125 13 -10.6 7.5 | 55 14 -11.7 -8.1 38 200 11270 125 13 -10.6 7.5 | 55 14 -11.7 -8.1 39 200 11278 105 12 -11.6 3.1 | 46 18 -12.7 -12.4 40 191 11582 140 12 -7.7 9.2 | 54 11 -8.8 -6.3 41 174 12192 90 10 -10.0 0.0 | 35 19 -11.1 -15.5 42 167 12497 110 16 -15.0 5.5 | 58 19 -16.1 -10.1 43 159 12802 125 12 -9.8 6.9 | 52 14 -10.9 -8.6 44 152 13106 110 11 -10.3 3.8 | 44 16 -11.4 -11.8 45 150 13210 135 9 -6.4 6.4 | 39 12 -7.4 -9.2 46 146 13411 135 10 -7.1 7.1 | 44 12 -8.1 -8.5 47 127 14326 130 12 -9.2 7.7 | 53 13 -10.3 -7.8 48 116 14935 100 15 -14.8 2.6 | 51 20 -15.8 -12.9 49 111 15240 125 10 -8.2 5.7 | 43 13 -9.3 -9.8 50 106 15545 85 10 -10.0 -0.9 | 34 20 -11.0 -16.4 51 101 15850 85 12 -12.0 -1.0 | 38 21 -13.0 -16.6 52 100 15930 80 8 -7.9 -1.4 | 28 19 -8.9 -16.9 53 97 16154 80 8 -7.9 -1.4 | 28 19 -8.9 -16.9 54 88 16764 85 14 -13.9 -1.2 | 42 22 -15.0 -16.8 55 84 17069 105 18 -17.4 4.7 | 59 21 -18.5 -10.9 56 74 17983 95 10 -10.0 0.9 | 37 18 -11.0 -14.7 57 70 18310 95 9 -9.0 0.8 | 34 18 -10.0 -14.7 58 64 18898 125 10 -8.2 5.7 | 43 13 -9.3 -9.8 59 61 19202 100 2 -2.0 0.3 | 11 15 -3.0 -15.2 60 56 19812 115 10 -9.1 4.2 | 42 15 -10.1 -11.3 61 53 20117 135 10 -7.1 7.1 | 44 12 -8.1 -8.5 62 51 20422 75 1 -1.0 -0.3 | 7 16 -2.0 -15.8 63 50 20550 60 9 -7.8 -4.5 | 24 22 -8.9 -20.0 64 44 21336 90 5 -5.0 0.0 | 21 17 -6.1 -15.5 65 42 21641 20 10 -3.4 -9.4 | 10 25 -4.5 -24.9 66 39 22250 60 13 -11.3 -6.5 | 29 25 -12.3 -22.0 67 37 22555 85 10 -10.0 -0.9 | 34 20 -11.0 -16.4 68 30 23940 350 5 0.9 -4.9 | 1 20 -0.2 -20.5 69 22 25908 45 10 -7.1 -7.1 | 20 24 -8.1 -22.6 70 21 26213 60 15 -13.0 -7.5 | 31 27 -14.1 -23.0 71 20 26610 70 12 -11.3 -4.1 | 32 23 -12.3 -19.6 72 18 27127 90 12 -12.0 0.0 | 40 20 -13.1 -15.5 73 18 27432 105 6 -5.8 1.6 | 26 16 -6.9 -14.0 74 17 27737 90 11 -11.0 0.0 | 38 20 -12.1 -15.5 75 15 28346 145 12 -6.9 9.8 | 54 10 -8.0 -5.7 76 12 30175 0 0 -0.0 -0.0 | 4 16 -1.1 -15.5 77 10 31200 55 9 -7.4 -5.2 | 22 22 -8.4 -20.7 Wind Parameters Mean winds (0-6000m): 153.9 at 20.8 knts Storm direction: 183.9 at 15.6 knts Shear (0-3000m) pos: 1.5 neg: 2.7 tot: 4.2 10-3/s Storm rel Dir Shear (0-3000m): 99.8 deg Storm rel helicity (0-3000m) pos: 20.2 neg: -18.1 tot: 2.0 m^2/s^2 ave: 0.7 10^-3 m/s^2 rel: 0.11 Storm rel vorticity (0-3000m) horiz: 5.8 stream: 0.6 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.48 Bulk Shear: 28.72 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 ------------------------------------------------------------------------------- 500 184 8 4 8| 3.5 0.0 3.5| 1.4 -5.2 -3.8 -7.6 -0.43| 4.3 -1.9 1000 190 9 355 7| 3.7 0.0 3.7| 1.4 -9.7 -8.3 -8.3 -0.58| 4.3 -2.5 1500 195 10 344 6| 3.1 0.0 3.1| 1.4 -12.1 -10.6 -7.1 -0.64| 3.6 -2.3 2000 191 11 346 5| 2.3 1.9 4.2| 8.3 -12.1 -3.7 -1.9 0.08| 5.2 0.4 2500 186 12 357 3| 1.9 2.3 4.2| 9.2 -13.6 -4.4 -1.7 0.07| 5.2 0.3 3000 178 13 34 3| 1.5 2.7 4.2| 20.2 -18.1 2.0 0.7 0.11| 5.8 0.6 4000 167 15 84 5| 1.3 2.3 3.6| 31.5 -30.1 1.4 0.3 0.07| 5.8 0.4 5000 160 18 99 7| 1.0 2.5 3.5| 42.5 -35.9 6.6 1.3 0.09| 5.4 0.5 6000 154 21 107 11| 1.1 2.6 3.6| 73.7 -38.0 35.7 5.9 0.13| 5.7 0.8 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20250428.00.gif