UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025042600.upa.cvt Date: 0000Z 26 APR 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:0000Z 26 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 1015 46 -11.9 -14.5 81 2.6 -12.5 15 14 260.1 260.3 259.8 263.4 1.22 1 1008 98 -12.7 -15.0 83 2.3 -13.2 10 16 259.9 260.0 259.5 263.0 1.18 2 1000 159 -9.3 -12.0 81 2.7 -10.0 5 18 263.9 264.1 263.2 268.0 1.52 3 998 174 -9.1 -11.8 81 2.7 -9.8 3 18 264.2 264.5 263.5 268.4 1.55 4 988 252 -9.5 -12.0 82 2.5 -10.1 355 17 264.6 264.8 263.7 268.7 1.54 5 925 757 -13.9 -13.9 100 0.0 -13.9 10 17 265.1 265.3 263.9 268.9 1.41 6 915 839 -14.7 -14.7 100 0.0 -14.7 26 14 265.1 265.3 263.7 268.7 1.33 7 909 889 -13.9 -14.2 98 0.3 -14.0 35 13 266.4 266.6 264.8 270.3 1.40 8 887 1076 -10.7 -20.7 44 10.0 -12.7 32 13 271.6 271.7 267.4 274.0 0.83 9 874 1190 -10.9 -18.9 52 8.0 -12.6 26 14 272.5 272.7 268.2 275.4 0.98 10 867 1252 -10.7 -22.7 37 12.0 -13.0 25 13 273.4 273.5 268.3 275.5 0.71 11 859 1323 -10.7 -19.7 48 9.0 -12.6 25 12 274.1 274.3 269.2 276.8 0.93 12 856 1350 -10.5 -24.5 31 14.0 -13.1 25 12 274.6 274.7 268.9 276.4 0.61 13 851 1395 -10.1 -28.1 21 18.0 -13.2 25 11 275.5 275.5 269.2 276.8 0.44 14 850 1404 -10.1 -26.1 26 16.0 -13.0 25 11 275.6 275.7 269.4 277.2 0.53 15 847 1431 -9.9 -21.9 37 12.0 -12.3 25 11 276.1 276.2 270.1 278.4 0.78 16 835 1541 -9.7 -24.7 28 15.0 -12.6 23 9 277.4 277.5 270.7 279.2 0.62 17 778 2083 -13.9 -21.9 51 8.0 -15.5 12 5 278.5 278.7 271.8 281.1 0.85 18 720 2667 -17.3 -21.8 68 4.5 -18.1 36 8 281.1 281.2 273.3 283.8 0.93 19 700 2878 -18.3 -23.3 65 5.0 -19.2 35 7 282.2 282.4 273.9 284.7 0.84 20 579 4265 -28.1 -34.1 56 6.0 -28.7 35 11 286.5 286.6 275.5 287.7 0.37 21 551 4618 -30.7 -33.7 75 3.0 -31.0 50 10 287.5 287.6 276.0 288.8 0.40 22 540 4761 -31.7 -37.7 55 6.0 -32.2 53 10 288.0 288.0 276.1 288.9 0.28 23 515 5094 -34.1 -36.7 77 2.6 -34.3 62 10 289.0 289.1 276.7 290.1 0.32 24 500 5300 -35.5 -38.5 74 3.0 -35.7 70 9 289.8 289.8 277.0 290.7 0.27 25 482 5554 -37.5 -41.0 70 3.5 -37.7 65 9 290.3 290.4 277.2 291.1 0.22 26 464 5816 -38.9 -44.9 53 6.0 -39.2 60 9 291.8 291.8 277.8 292.3 0.15 27 400 6820 -45.3 -50.0 59 4.7 -45.4 40 9 296.1 296.1 279.7 296.5 0.10 28 318 8318 -55.1 -57.9 71 2.8 -55.2 20 11 302.6 302.6 282.5 302.8 0.05 29 313 8419 -55.1 -60.1 54 5.0 -55.2 17 11 304.0 304.0 283.0 304.1 0.04 30 311 8460 -54.9 -61.9 42 7.0 -55.0 16 11 304.8 304.8 283.4 304.9 0.03 31 308 8522 -54.7 -60.7 47 6.0 -54.8 15 10 305.9 305.9 283.8 306.1 0.03 32 300 8690 -54.5 -63.5 32 9.0 -54.6 10 10 308.5 308.5 284.8 308.6 0.02 33 294 8820 -54.9 -62.9 36 8.0 -55.0 10 10 309.7 309.8 285.2 309.9 0.03 34 292 8864 -55.1 -65.1 28 10.0 -55.2 12 10 310.1 310.1 285.4 310.1 0.02 35 283 9066 -52.9 -71.9 8 19.0 -53.1 25 12 316.0 316.0 287.4 316.0 0.01 36 260 9621 -48.1 -78.1 2 30.0 -48.6 30 11 330.8 330.8 291.9 330.8 0.00 37 250 9880 -48.3 -79.3 2 31.0 -48.8 20 14 334.3 334.3 292.9 334.3 0.00 38 244 10038 -49.3 -79.3 2 30.0 -49.7 33 13 335.1 335.1 293.1 335.1 0.00 39 225 10570 -46.1 -81.1 1 35.0 -46.8 40 10 347.9 347.9 296.1 347.9 0.00 40 203 11251 -45.3 -82.3 1 37.0 -46.1 32 11 359.5 359.5 298.6 359.5 0.00 41 200 11350 -45.7 -81.7 1 36.0 -46.5 30 11 360.4 360.4 298.8 360.4 0.00 42 183 11941 -46.7 -82.7 1 36.0 -47.4 18 10 368.1 368.1 300.2 368.1 0.00 43 162 12755 -44.5 -83.5 1 39.0 -45.6 1 10 384.8 384.8 303.0 384.8 0.00 44 150 13270 -45.5 -83.5 1 38.0 -46.5 350 9 391.7 391.7 304.0 391.7 0.00 45 129 14272 -46.3 -84.3 1 38.0 -47.4 29 10 407.5 407.5 306.2 407.5 0.00 46 121 14698 -45.7 -84.7 0 39.0 -46.9 8 10 416.1 416.1 307.3 416.1 0.00 47 112 15210 -47.3 -85.3 1 38.0 -48.4 33 10 422.4 422.4 308.0 422.4 0.00 48 100 15960 -46.7 -85.7 0 39.0 -48.0 25 4 437.5 437.5 309.6 437.5 0.00 49 88 16812 -45.1 -85.1 0 40.0 -46.8 36 7 457.0 457.0 311.5 457.0 0.00 50 70 18340 -45.9 -84.9 0 39.0 -47.8 75 8 486.2 486.2 314.0 486.2 0.00 51 50 20570 -46.9 -85.9 0 39.0 -49.2 70 3 532.9 532.9 317.1 533.0 0.00 52 31 23742 -45.9 -84.9 0 39.0 -49.5 143 10 613.7 613.7 321.2 613.8 0.01 53 30 23960 -47.1 -86.1 0 39.0 -50.4 130 3 616.2 616.2 321.3 616.3 0.01 54 26 24904 -49.9 -87.9 0 38.0 -52.8 81 7 634.0 634.0 322.0 634.1 0.01 55 20 26630 -47.9 -86.9 0 39.0 -52.1 60 12 689.6 689.6 324.1 689.6 0.01 56 12 30006 -44.7 -84.7 0 40.0 -51.8 135 11 809.4 809.4 327.5 809.6 0.03 57 10 31220 -45.3 -84.3 0 39.0 -52.9 10 8 850.5 850.5 328.4 850.8 0.03 58 8.9 31996 -46.5 -85.5 0 39.0 -54.0 874.6 874.7 328.9 874.9 0.03 59 7.0 33614 -39.7 -80.7 0 41.0 -51.9 964.9 965.0 330.6 965.9 0.08 60 6.3 34331 -41.9 -82.9 0 41.0 -53.4 985.1 985.1 330.9 985.8 0.07 61 5.8 34896 -37.9 -79.9 0 42.0 -52.2 1026.1 1026.2 331.6 1027.5 0.12 62 4.5 36653 -35.7 -78.7 0 43.0 -52.8 1113.7 1113.8 332.8 1116.1 0.18 63 4.4 36809 -35.7 -78.7 0 43.0 -52.9 1120.8 1121.0 332.9 1123.3 0.19 TRP 318 8318 -55.1 -57.9 71 2.8 -55.2 20 11 302.6 302.6 282.5 302.8 0.05 WND Sounding variables and indices 1000-500 mb thick: 5141.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 63.15 % Est. max temperature: 1.58 C = 34.85 F Sfc-Lift cond lev (LCL): 973.29 mb = 367.19 m = 1204.68 ft T: -10.50 C 700-500 lapse rate: 7.10 C/km ThetaE index: 0.40 C Layer 856.0- 851.0 mb Conv cond level (CCL): 1008.00 mb = 98.38 m = 322.77 ft Mean mixing ratio: 1.44 g/kg Conv temperature: -12.04 C = 10.32 F Cap Strength: 17.41 C Lifted Index: 17.86 C Risk: None Lifted Index @300 mb: 28.62 C Lifted Index @700 mb: 13.67 C Showalter Index: 10.65 C Risk: None Total Totals Index: 34.80 C Risk: None Vertical Totals Index: 25.40 C Cross Totals Index: 9.40 C K Index: -5.70 Risk: None Sweat Index: 31.00 Risk: None Energy Index: 2.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 13.95 J/kg Max Up Vert Vel: 5.28 m/s Conv Inhibition (B-): 83054.58 J/kg Cap Strength: 17.83 C Lift Cond Lev (LCL): 941.55 mb = 621.14 m = 2037.85 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 61 at 7 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 1015 46 15 14 -3.6 -13.5 | 344 10 2.9 -10.0 1 1000 159 5 18 -1.6 -17.9 | 341 15 5.0 -14.4 2 981 305 350 16 2.8 -15.8 | 323 15 9.3 -12.2 3 943 610 5 18 -1.6 -17.9 | 341 15 5.0 -14.4 4 925 757 10 17 -3.0 -16.7 | 345 14 3.6 -13.2 5 906 914 40 12 -7.7 -9.2 | 12 6 -1.2 -5.6 6 871 1219 25 14 -5.9 -12.7 | 356 9 0.6 -9.1 7 850 1404 25 11 -4.6 -10.0 | 344 7 1.9 -6.4 8 804 1829 20 6 -2.1 -5.6 | 295 5 4.5 -2.1 9 772 2134 10 5 -0.9 -4.9 | 284 6 5.7 -1.4 10 742 2438 25 7 -3.0 -6.3 | 308 5 3.6 -2.8 11 713 2743 40 8 -5.1 -6.1 | 332 3 1.4 -2.6 12 700 2878 35 7 -4.0 -5.7 | 311 3 2.5 -2.2 13 628 3658 25 8 -3.4 -7.3 | 319 5 3.2 -3.7 14 577 4267 35 11 -6.3 -9.0 | 358 5 0.2 -5.4 15 553 4572 50 10 -7.7 -6.4 | 21 3 -1.1 -2.9 16 530 4877 55 10 -8.2 -5.7 | 37 3 -1.7 -2.2 17 508 5182 65 10 -9.1 -4.2 | 75 3 -2.5 -0.7 18 500 5300 70 9 -8.5 -3.1 | 104 2 -1.9 0.5 19 445 6096 55 9 -7.4 -5.2 | 28 2 -0.8 -1.6 20 400 6820 40 9 -5.8 -6.9 | 347 3 0.8 -3.3 21 371 7315 15 10 -2.6 -9.7 | 327 7 3.9 -6.1 22 354 7620 25 11 -4.6 -10.0 | 344 7 1.9 -6.4 23 318 8318 20 11 -3.8 -10.3 | 338 7 2.8 -6.8 24 300 8690 10 10 -1.7 -9.8 | 323 8 4.8 -6.3 25 293 8839 10 10 -1.7 -9.8 | 323 8 4.8 -6.3 26 280 9144 30 12 -6.0 -10.4 | 356 7 0.5 -6.8 27 255 9754 30 11 -5.5 -9.5 | 350 6 1.0 -6.0 28 250 9880 20 14 -4.8 -13.2 | 350 10 1.7 -9.6 29 243 10058 35 13 -7.5 -10.6 | 7 7 -0.9 -7.1 30 232 10363 30 10 -5.0 -8.7 | 343 5 1.5 -5.1 31 222 10668 45 10 -7.1 -7.1 | 9 4 -0.5 -3.5 32 200 11350 30 11 -5.5 -9.5 | 350 6 1.0 -6.0 33 150 13270 350 9 1.6 -8.9 | 303 10 8.1 -5.3 34 147 13411 355 10 0.9 -10.0 | 311 10 7.4 -6.4 35 140 13716 15 13 -3.4 -12.6 | 341 10 3.2 -9.0 36 134 14021 45 10 -7.1 -7.1 | 9 4 -0.5 -3.5 37 122 14630 5 10 -0.9 -10.0 | 318 9 5.7 -6.4 38 117 14935 20 10 -3.4 -9.4 | 332 7 3.1 -5.8 39 111 15240 35 10 -5.7 -8.2 | 350 5 0.8 -4.6 40 102 15850 35 10 -5.7 -8.2 | 350 5 0.8 -4.6 41 100 15960 25 4 -1.7 -3.6 | 271 5 4.8 -0.1 42 97 16154 25 4 -1.7 -3.6 | 271 5 4.8 -0.1 43 77 17678 50 10 -7.7 -6.4 | 21 3 -1.1 -2.9 44 74 17983 70 10 -9.4 -3.4 | 93 3 -2.9 0.1 45 70 18340 75 8 -7.7 -2.1 | 141 2 -1.2 1.5 46 64 18898 75 10 -9.7 -2.6 | 107 3 -3.1 1.0 47 50 20570 70 3 -2.8 -1.0 | 236 4 3.7 2.5 48 45 21336 40 3 -1.9 -2.3 | 255 5 4.6 1.3 49 32 23470 130 13 -10.0 8.4 | 164 12 -3.4 11.9 50 31 23774 145 10 -5.7 8.2 | 184 12 0.8 11.8 51 30 23960 130 3 -2.3 1.9 | 218 7 4.2 5.5 52 29 24079 0 0 -0.0 -0.0 | 241 7 6.5 3.6 53 24 25298 120 10 -8.7 5.0 | 166 9 -2.1 8.6 54 20 26518 5 11 -1.0 -11.0 | 323 9 5.6 -7.4 55 20 26630 60 12 -10.4 -6.0 | 58 5 -3.9 -2.4 56 19 27127 75 10 -9.7 -2.6 | 107 3 -3.1 1.0 57 18 27432 65 4 -3.6 -1.7 | 237 3 2.9 1.9 58 15 28651 90 10 -10.0 0.0 | 136 5 -3.5 3.6 59 14 28956 115 11 -10.0 4.6 | 157 9 -3.4 8.2 60 12 29870 150 11 -5.5 9.5 | 185 13 1.0 13.1 61 10 31220 10 8 -1.4 -7.9 | 310 7 5.1 -4.3 Wind Parameters Mean winds (0-6000m): 31.4 at 9.9 knts Storm direction: 61.4 at 7.4 knts Shear (0-3000m) pos: 1.9 neg: 1.6 tot: 3.4 10-3/s Storm rel Dir Shear (0-3000m): -30.1 deg Storm rel helicity (0-3000m) pos: 36.0 neg: -34.8 tot: 1.2 m^2/s^2 ave: 0.4 10^-3 m/s^2 rel: -0.04 Storm rel vorticity (0-3000m) horiz: 7.1 stream: -0.3 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 1.11 Bulk Shear: 12.60 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 ------------------------------------------------------------------------------- 500 360 17 333 15| 0.0 5.2 5.2| 12.9 -18.7 -5.9 -11.7 -0.14| 12.2 -1.7 1000 8 16 341 13| 4.9 2.6 7.5| 31.6 -19.8 11.8 11.8 0.16| 12.6 2.1 1500 13 15 343 11| 3.2 2.3 5.6| 31.6 -28.2 3.5 2.3 -0.01| 10.6 -0.1 2000 14 13 339 9| 2.4 2.3 4.8| 31.6 -33.7 -2.0 -1.0 -0.12| 9.1 -1.1 2500 15 11 334 8| 2.2 1.9 4.1| 35.0 -34.0 1.0 0.4 -0.05| 8.0 -0.4 3000 17 11 333 7| 1.9 1.6 3.4| 36.0 -34.8 1.2 0.4 -0.04| 7.1 -0.3 4000 20 10 332 7| 1.5 1.2 2.7| 39.3 -34.8 4.4 1.1 0.02| 5.8 0.1 5000 25 10 338 6| 1.7 1.0 2.7| 44.1 -34.8 9.3 1.9 0.11| 5.3 0.6 6000 31 10 344 5| 1.4 0.9 2.3| 45.2 -35.7 9.5 1.6 0.09| 4.7 0.4 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20250426.00.gif