UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120412.upa.cvt Date: 1200Z 4 DEC 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:1200Z 4 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 1005 46 -17.7 -23.7 59 6.0 -18.5 50 20 255.1 255.2 254.3 256.6 0.56 1 1003 61 -12.3 -26.3 30 14.0 -14.4 46 18 260.6 260.7 258.6 261.9 0.44 2 1000 83 -11.5 -24.5 33 13.0 -13.6 40 14 261.6 261.7 259.6 263.1 0.52 3 998 98 -11.3 -24.3 33 13.0 -13.4 40 14 262.0 262.1 259.9 263.5 0.54 4 970 316 -12.3 -19.3 56 7.0 -13.6 35 12 263.1 263.3 261.4 265.5 0.85 5 960 396 -12.7 -21.7 47 9.0 -14.3 36 11 263.5 263.6 261.3 265.5 0.70 6 925 678 -14.9 -19.8 66 4.9 -15.8 45 7 264.1 264.2 262.1 266.5 0.86 7 893 943 -17.3 -21.1 72 3.8 -17.9 90 5 264.3 264.4 262.1 266.5 0.79 8 882 1035 -17.9 -22.9 65 5.0 -18.7 73 3 264.6 264.7 262.1 266.5 0.69 9 876 1087 -17.1 -23.1 60 6.0 -18.0 64 3 265.9 266.0 263.1 267.9 0.68 10 874 1104 -14.7 -21.7 55 7.0 -15.9 61 3 268.6 268.7 265.2 270.8 0.77 11 871 1130 -14.5 -22.5 51 8.0 -15.9 56 2 269.1 269.2 265.4 271.1 0.72 12 856 1261 -15.5 -21.5 60 6.0 -16.6 16 1 269.4 269.5 265.8 271.7 0.80 13 850 1314 -15.7 -21.7 60 6.0 -16.7 345 1 269.7 269.8 266.0 272.0 0.79 14 799 1778 -18.9 -25.9 54 7.0 -19.9 207 7 271.1 271.2 266.5 272.8 0.58 15 770 2052 -20.1 -35.1 25 15.0 -21.7 208 10 272.7 272.7 267.0 273.5 0.25 16 750 2247 -21.5 -33.5 33 12.0 -22.8 213 13 273.2 273.3 267.5 274.2 0.30 17 734 2405 -22.5 -40.5 18 18.0 -24.1 211 16 273.8 273.9 267.5 274.3 0.15 18 700 2751 -25.9 -41.9 21 16.0 -27.1 210 16 273.8 273.8 267.5 274.2 0.14 19 656 3216 -30.1 -40.1 37 10.0 -30.8 199 17 274.2 274.2 267.8 274.8 0.18 20 610 3728 -34.1 -39.0 61 4.9 -34.4 203 9 275.3 275.4 268.7 276.0 0.21 21 570 4198 -37.9 -44.9 48 7.0 -38.2 201 12 276.3 276.3 269.1 276.7 0.12 22 555 4382 -38.5 -43.5 59 5.0 -38.7 204 14 277.7 277.7 270.0 278.2 0.15 23 552 4419 -38.3 -52.3 22 14.0 -38.8 204 15 278.4 278.4 270.2 278.5 0.05 24 546 4494 -38.7 -55.7 15 17.0 -39.2 203 15 278.7 278.8 270.5 278.9 0.04 25 531 4684 -40.5 -55.5 18 15.0 -40.9 202 18 278.8 278.8 270.5 279.0 0.04 26 500 5090 -43.9 -48.9 58 5.0 -44.0 210 19 279.5 279.5 271.0 279.8 0.09 27 498 5117 -44.3 -49.1 59 4.8 -44.5 211 19 279.3 279.4 270.9 279.6 0.09 28 479 5377 -46.5 -50.7 62 4.2 -46.6 207 20 279.8 279.8 271.1 280.0 0.08 29 473 5461 -47.1 -53.1 50 6.0 -47.3 204 20 280.0 280.0 271.2 280.2 0.06 30 461 5631 -48.5 -53.1 59 4.6 -48.6 197 19 280.3 280.4 271.5 280.5 0.06 31 434 6026 -51.9 -57.9 48 6.0 -52.0 201 21 280.9 280.9 271.8 281.0 0.04 32 401 6534 -56.5 -59.7 67 3.2 -56.5 216 19 281.4 281.4 272.0 281.5 0.03 33 400 6550 -56.7 -60.0 66 3.3 -56.8 215 18 281.3 281.3 271.9 281.4 0.03 34 386 6776 -57.3 -63.3 46 6.0 -57.3 219 17 283.4 283.4 273.2 283.5 0.02 35 373 6992 -58.9 -62.6 62 3.7 -58.9 230 11 284.1 284.1 273.5 284.1 0.02 36 363 7164 -57.9 -62.9 53 5.0 -57.9 222 10 287.6 287.6 275.5 287.7 0.02 37 357 7269 -58.3 -64.3 46 6.0 -58.3 217 9 288.5 288.5 275.9 288.5 0.02 38 343 7521 -59.1 -64.1 52 5.0 -59.2 205 8 290.7 290.7 277.0 290.8 0.02 39 335 7669 -59.5 -62.2 71 2.7 -59.5 202 7 292.1 292.1 277.7 292.2 0.03 40 312 8114 -59.9 -66.9 40 7.0 -60.0 223 9 297.6 297.6 280.3 297.6 0.02 41 300 8360 -59.1 -71.1 20 12.0 -59.2 235 10 302.0 302.0 282.2 302.1 0.01 42 295 8464 -59.3 -71.3 20 12.0 -59.4 262 8 303.2 303.2 282.7 303.2 0.01 43 250 9500 -55.9 -79.9 3 24.0 -56.1 5 5 323.0 323.0 289.6 323.0 0.00 44 242 9708 -56.1 -80.1 3 24.0 -56.3 356 7 325.7 325.7 290.5 325.7 0.00 45 200 10940 -50.9 -81.9 1 31.0 -51.4 350 11 352.2 352.2 297.1 352.2 0.00 46 198 11005 -50.5 -82.5 1 32.0 -51.0 0 11 353.8 353.8 297.4 353.8 0.00 47 150 12810 -51.7 -84.7 1 33.0 -52.2 335 12 381.0 381.0 302.4 381.0 0.00 48 128 13836 -52.5 -85.5 1 33.0 -53.1 327 20 397.2 397.2 304.8 397.2 0.00 49 100 15440 -49.7 -85.7 1 36.0 -50.7 335 20 431.7 431.7 309.0 431.7 0.00 50 95 15776 -48.1 -85.1 1 37.0 -49.3 346 19 441.2 441.2 310.0 441.2 0.00 51 72 17587 -51.1 -86.1 1 35.0 -52.2 338 25 471.3 471.3 312.7 471.3 0.00 52 70 17770 -50.5 -86.5 1 36.0 -51.7 340 24 476.3 476.3 313.1 476.4 0.00 53 50 19980 -47.7 -86.7 0 39.0 -49.8 330 42 531.1 531.1 317.0 531.1 0.00 54 30 23410 -40.9 -81.9 0 41.0 -46.3 330 58 633.1 633.1 322.0 633.3 0.02 55 25 24649 -39.3 -81.3 0 42.0 -46.0 332 60 671.6 671.6 323.5 671.8 0.02 56 20 26160 -42.9 -82.9 0 40.0 -48.9 340 54 704.9 704.9 324.6 705.0 0.02 57 17 27247 -46.5 -85.5 0 39.0 -51.7 344 54 726.9 726.9 325.3 727.0 0.02 58 15 28081 -44.9 -84.9 0 40.0 -51.1 348 48 758.7 758.7 326.2 758.8 0.02 59 12 29562 -48.1 -87.1 0 39.0 -53.8 328 56 797.3 797.3 327.2 797.5 0.02 60 10 30770 -45.9 -84.9 0 39.0 -53.2 325 54 848.2 848.2 328.4 848.5 0.03 61 8.0 32260 -44.4 -84.0 0 39.6 -53.4 325 81 910.1 910.1 329.6 910.5 0.04 62 4.6 35998 -40.7 -81.7 0 41.0 -54.5 1083.4 1083.5 332.4 1084.7 0.11 63 4.1 36780 -41.7 -82.7 0 41.0 -55.4 1114.8 1114.9 332.8 1116.1 0.10 TRP 373 6992 -58.9 -62.6 62 3.7 -58.9 230 11 284.1 284.1 273.5 284.1 0.02 WND 8.0 32260 -44.4 -84.0 0 39.6 -53.4 325 81 910.1 910.1 329.6 910.5 0.04 Sounding variables and indices 1000-500 mb thick: 5007.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.09 inches Sfc-500 mean rel hum: 43.72 % Est. max temperature: -3.34 C = 25.98 F Sfc-Lift cond lev (LCL): 910.71 mb = 795.14 m = 2608.71 ft T: -15.96 C 700-500 lapse rate: 7.70 C/km ThetaE index: 0.07 C Layer 700.0- 656.0 mb Conv cond level (CCL): 716.34 mb = 2582.82 m = 8473.73 ft Mean mixing ratio: 0.75 g/kg Conv temperature: 1.06 C = 33.91 F Cap Strength: 11.44 C Lifted Index: 11.74 C Risk: None Lifted Index @300 mb: 26.02 C Lifted Index @700 mb: 8.42 C Showalter Index: 6.41 C Risk: None Total Totals Index: 50.40 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 28.20 C Cross Totals Index: 22.20 C K Index: -9.50 Risk: None Sweat Index: 49.00 Risk: None Energy Index: 1.62 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 11.26 J/kg Max Up Vert Vel: 4.74 m/s Conv Inhibition (B-): 76750.56 J/kg Cap Strength: 11.71 C Lift Cond Lev (LCL): 843.37 mb = 1372.71 m = 4503.59 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 230 at 10 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 1005 46 50 20 -15.3 -12.9 | 50 30 -22.9 -19.3 1 1000 83 40 14 -9.0 -10.7 | 44 24 -16.6 -17.2 2 971 305 35 12 -6.9 -9.8 | 42 22 -14.5 -16.3 3 933 610 40 9 -5.8 -6.9 | 45 19 -13.4 -13.3 4 925 678 45 7 -4.9 -4.9 | 48 17 -12.5 -11.4 5 896 914 95 5 -5.0 0.4 | 64 14 -12.6 -6.0 6 861 1219 40 1 -0.6 -0.8 | 49 11 -8.2 -7.2 7 850 1314 345 1 0.3 -1.0 | 45 10 -7.3 -7.4 8 793 1829 190 8 1.4 7.9 | 103 6 -6.2 1.4 9 761 2134 215 11 6.3 9.0 | 154 3 -1.3 2.6 10 730 2438 210 17 8.5 14.7 | 186 8 0.9 8.3 11 701 2743 215 16 9.2 13.1 | 194 7 1.6 6.7 12 700 2751 210 16 8.0 13.9 | 183 7 0.4 7.4 13 642 3353 195 18 4.7 17.4 | 165 11 -2.9 10.9 14 614 3658 205 9 3.8 8.2 | 114 4 -3.8 1.7 15 588 3962 190 11 1.9 10.8 | 128 7 -5.7 4.4 16 563 4267 205 13 5.5 11.8 | 159 6 -2.1 5.3 17 516 4877 200 20 6.8 18.8 | 177 12 -0.7 12.3 18 500 5090 210 19 9.5 16.5 | 191 10 1.9 10.0 19 493 5182 215 20 11.5 16.4 | 201 11 3.9 9.9 20 449 5791 190 19 3.3 18.7 | 161 13 -4.3 12.3 21 429 6096 205 22 9.3 19.9 | 187 14 1.7 13.5 22 409 6401 225 23 16.3 16.3 | 222 13 8.7 9.8 23 400 6550 215 18 10.3 14.7 | 198 9 2.7 8.3 24 390 6706 215 19 10.9 15.6 | 200 10 3.3 9.1 25 373 6992 230 11 8.4 7.1 | 234 1 0.8 0.6 26 338 7620 200 7 2.4 6.6 | 91 5 -5.2 0.1 27 300 8360 235 10 8.2 5.7 | 319 1 0.6 -0.7 28 278 8839 0 0 -0.0 -0.0 | 50 10 -7.6 -6.5 29 265 9144 360 5 -0.0 -5.0 | 33 14 -7.6 -11.5 30 250 9500 5 5 -0.4 -5.0 | 35 14 -8.0 -11.4 31 229 10058 340 10 3.4 -9.4 | 15 16 -4.2 -15.8 32 219 10363 325 11 6.3 -9.0 | 5 16 -1.3 -15.5 33 209 10668 340 11 3.8 -10.3 | 13 17 -3.8 -16.8 34 200 10940 350 11 1.9 -10.8 | 18 18 -5.7 -17.3 35 199 10973 360 11 -0.0 -11.0 | 23 19 -7.6 -17.5 36 165 12192 15 10 -2.6 -9.7 | 32 19 -10.2 -16.1 37 157 12497 340 11 3.8 -10.3 | 13 17 -3.8 -16.8 38 150 12810 335 12 5.1 -10.9 | 8 18 -2.5 -17.3 39 143 13106 335 12 5.1 -10.9 | 8 18 -2.5 -17.3 40 137 13411 355 16 1.4 -15.9 | 15 23 -6.2 -22.4 41 124 14021 315 21 14.8 -14.8 | 341 23 7.3 -21.3 42 119 14326 355 20 1.7 -19.9 | 12 27 -5.8 -26.4 43 113 14630 325 17 9.8 -13.9 | 354 20 2.2 -20.4 44 103 15240 335 24 10.1 -21.8 | 355 28 2.6 -28.2 45 100 15440 335 20 8.5 -18.1 | 358 25 0.9 -24.6 46 98 15545 335 20 8.5 -18.1 | 358 25 0.9 -24.6 47 94 15850 350 19 3.3 -18.7 | 10 26 -4.3 -25.2 48 86 16459 325 29 16.6 -23.8 | 343 32 9.1 -30.2 49 82 16764 350 23 4.0 -22.7 | 7 29 -3.6 -29.1 50 78 17069 330 26 13.0 -22.5 | 349 29 5.4 -29.0 51 71 17678 340 25 8.6 -23.5 | 358 30 1.0 -29.9 52 70 17770 340 24 8.2 -22.6 | 359 29 0.6 -29.0 53 62 18593 330 33 16.5 -28.6 | 346 36 8.9 -35.0 54 51 19812 320 31 19.9 -23.7 | 338 33 12.3 -30.2 55 50 19980 330 42 21.0 -36.4 | 343 45 13.4 -42.8 56 45 20726 325 46 26.4 -37.7 | 337 48 18.8 -44.1 57 41 21336 325 40 22.9 -32.8 | 339 42 15.4 -39.2 58 37 21946 335 32 13.5 -29.0 | 350 36 5.9 -35.5 59 36 22250 340 48 16.4 -45.1 | 350 52 8.8 -51.6 60 34 22555 345 44 11.4 -42.5 | 356 49 3.8 -49.0 61 33 22860 335 37 15.6 -33.5 | 349 41 8.1 -40.0 62 30 23410 330 58 29.0 -50.2 | 339 61 21.4 -56.7 63 30 23470 325 52 29.8 -42.6 | 336 54 22.2 -49.0 64 28 23774 325 59 33.8 -48.3 | 334 61 26.3 -54.8 65 22 25603 340 61 20.9 -57.3 | 348 65 13.3 -63.8 66 20 26160 340 54 18.5 -50.7 | 349 58 10.9 -57.2 67 17 27432 345 54 14.0 -52.2 | 354 59 6.4 -58.6 68 14 28651 350 43 7.5 -42.3 | 0 49 -0.1 -48.8 69 11 29870 320 60 38.6 -46.0 | 329 61 31.0 -52.4 70 10 30770 325 54 31.0 -44.2 | 335 56 23.4 -50.7 Wind Parameters Mean winds (0-6000m): 199.6 at 13.3 knts Storm direction: 229.6 at 10.0 knts Shear (0-3000m) pos: 2.3 neg: 3.9 tot: 6.2 10-3/s Storm rel Dir Shear (0-3000m): 123.7 deg Storm rel helicity (0-3000m) pos: 42.1 neg: -48.9 tot: -6.8 m^2/s^2 ave: -2.3 10^-3 m/s^2 rel: 0.12 Storm rel vorticity (0-3000m) horiz: 9.3 stream: 1.1 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.13 Bulk Shear: 83.96 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 38 12 43 22| 0.0 11.0 11.0| 4.4 -24.0 -19.6 -39.2 -0.24| 11.7 -2.8 1000 45 9 47 19| 3.6 5.5 9.2| 26.4 -29.7 -3.3 -3.3 0.03| 10.9 0.4 1500 43 7 47 17| 2.4 6.0 8.5| 26.4 -43.9 -17.5 -11.6 -0.15| 9.9 -1.5 2000 64 7 56 17| 1.8 5.9 7.7| 36.4 -43.9 -7.4 -3.7 0.10| 10.8 1.1 2500 154 8 95 11| 2.8 4.7 7.5| 41.5 -43.9 -2.4 -1.0 0.17| 10.3 1.7 3000 193 10 120 6| 2.3 3.9 6.2| 42.1 -48.9 -6.8 -2.3 0.12| 9.3 1.1 4000 196 11 130 6| 1.7 2.1 3.9| 44.9 -61.1 -16.2 -4.1 0.02| 8.9 0.2 5000 198 12 141 6| 2.2 1.7 4.0| 61.1 -61.1 0.0 0.0 0.11| 8.4 0.9 6000 200 13 153 7| 2.1 1.4 3.5| 81.6 -82.2 -0.6 -0.1 0.09| 8.2 0.7 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251204.12.gif