UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122500.upa.cvt Date: 0000Z 25 DEC 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:0000Z 25 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 1002 46 -25.7 -28.4 78 2.7 -25.9 165 11 247.3 247.4 247.1 248.3 0.37 1 1000 57 -25.1 -27.4 81 2.3 -25.3 155 8 248.1 248.1 247.9 249.1 0.40 2 993 108 -23.7 -26.0 81 2.3 -23.9 250.0 250.0 249.7 251.2 0.46 3 964 324 -25.1 -25.7 95 0.6 -25.2 250.7 250.7 250.4 252.0 0.49 4 955 392 -24.1 -26.4 81 2.3 -24.4 252.4 252.4 251.8 253.6 0.46 5 939 515 -24.5 -26.4 84 1.9 -24.7 253.2 253.2 252.5 254.5 0.47 6 925 625 -23.9 -27.4 73 3.5 -24.2 145 14 254.9 254.9 253.9 256.1 0.44 7 888 923 -22.9 -27.9 64 5.0 -23.4 258.9 259.0 257.2 260.1 0.43 8 850 1243 -24.1 -30.1 58 6.0 -24.7 125 6 260.9 261.0 258.6 262.0 0.37 9 847 1269 -24.3 -31.3 52 7.0 -25.0 261.0 261.0 258.6 261.9 0.33 10 828 1434 -25.1 -31.1 57 6.0 -25.7 261.8 261.9 259.3 262.8 0.34 11 803 1657 -24.5 -35.5 35 11.0 -25.5 264.8 264.8 261.3 265.4 0.23 12 782 1849 -25.3 -34.3 43 9.0 -26.1 265.9 266.0 262.3 266.7 0.27 13 775 1914 -25.1 -35.1 39 10.0 -26.0 266.8 266.8 262.9 267.6 0.25 14 700 2647 -29.3 -40.3 34 11.0 -30.0 90 9 270.0 270.1 265.0 270.5 0.16 15 639 3291 -33.1 -40.1 50 7.0 -33.6 272.9 272.9 267.0 273.4 0.18 16 547 4370 -38.5 -49.5 30 11.0 -38.9 278.8 278.9 270.6 279.1 0.08 17 500 4980 -42.9 -52.9 33 10.0 -43.2 30 15 280.7 280.7 271.7 280.9 0.06 18 438 5866 -48.9 -55.9 44 7.0 -49.0 284.0 284.0 273.5 284.1 0.04 19 400 6460 -52.1 -59.1 43 7.0 -52.2 55 22 287.3 287.3 275.3 287.4 0.03 20 375 6876 -53.1 -62.1 33 9.0 -53.2 291.3 291.3 277.3 291.4 0.02 21 347 7374 -53.5 -65.5 22 12.0 -53.7 297.3 297.3 280.1 297.4 0.02 22 327 7754 -55.7 -67.7 21 12.0 -55.8 355 19 299.4 299.4 281.1 299.4 0.01 23 300 8300 -56.7 -70.7 16 14.0 -56.8 355 14 305.4 305.4 283.6 305.5 0.01 24 251 9435 -57.1 -73.1 11 16.0 -57.3 320.8 320.8 289.0 320.8 0.01 25 250 9460 -56.9 -72.9 12 16.0 -57.1 35 18 321.5 321.5 289.2 321.5 0.01 26 244 9613 -55.1 -80.1 3 25.0 -55.3 326.4 326.4 290.7 326.4 0.00 27 200 10870 -56.7 -82.7 2 26.0 -56.9 340 22 343.0 343.0 295.0 343.0 0.00 28 185 11364 -56.9 -83.9 2 27.0 -57.1 350.4 350.4 296.7 350.4 0.00 29 181 11503 -55.1 -83.1 2 28.0 -55.4 355.5 355.5 297.8 355.5 0.00 30 169 11942 -53.9 -83.9 1 30.0 -54.3 364.6 364.6 299.6 364.6 0.00 31 150 12700 -58.3 -85.3 2 27.0 -58.5 325 21 369.6 369.6 300.5 369.6 0.00 32 140 13132 -60.7 -85.7 2 25.0 -60.9 372.8 372.8 301.1 372.8 0.00 33 114 14422 -57.3 -86.3 1 29.0 -57.7 401.7 401.7 305.5 401.7 0.00 34 100 15240 -62.7 -87.7 2 25.0 -62.9 315 20 406.6 406.6 306.1 406.6 0.00 35 96 15490 -64.3 -87.3 3 23.0 -64.5 408.2 408.2 306.3 408.2 0.00 36 72 17248 -63.3 -88.3 2 25.0 -63.6 445.4 445.4 310.4 445.4 0.00 37 70 17420 -64.9 -88.9 2 24.0 -65.1 350 35 445.5 445.5 310.4 445.5 0.00 38 56 18772 -69.7 -89.7 4 20.0 -69.8 464.0 464.0 312.1 464.0 0.00 39 50 19450 -69.5 -90.5 3 21.0 -69.6 10 34 479.7 479.7 313.4 479.7 0.00 40 46 19949 -66.9 -89.9 3 23.0 -67.2 497.6 497.6 314.8 497.6 0.00 41 42 20493 -70.5 -91.5 3 21.0 -70.6 501.8 501.8 315.1 501.8 0.00 42 37 21247 -68.5 -90.5 3 22.0 -68.8 525.4 525.4 316.6 525.4 0.00 43 30 22490 -72.5 -92.5 3 20.0 -72.7 350 42 547.0 547.0 317.9 547.0 0.00 44 21 24567 -75.1 -94.1 4 19.0 -75.3 597.9 597.9 320.5 597.9 0.00 45 20 24850 -74.7 -93.7 4 19.0 -74.9 360 62 607.5 607.5 320.9 607.5 0.00 46 16 26161 -70.3 -93.3 2 23.0 -70.8 661.9 661.9 323.2 661.9 0.00 47 12 27850 -75.3 -95.3 3 20.0 -75.6 701.0 701.0 324.4 701.0 0.00 TRP 327 7754 -55.7 -67.7 21 12.0 -55.8 355 19 299.4 299.4 281.1 299.4 0.01 WND 10 350 77 Sounding variables and indices 1000-500 mb thick: 4923.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 47.43 % Est. max temperature: -12.21 C = 10.02 F Sfc-Lift cond lev (LCL): 957.72 mb = 371.62 m = 1219.22 ft T: -24.40 C 700-500 lapse rate: 5.83 C/km ThetaE index: 0.05 C Layer 847.0- 828.0 mb Conv cond level (CCL): 686.89 mb = 2780.58 m = 9122.54 ft Mean mixing ratio: 0.46 g/kg Conv temperature: -2.37 C = 27.73 F Cap Strength: 21.10 C Lifted Index: 22.09 C Risk: None Lifted Index @300 mb: 36.56 C Lifted Index @700 mb: 14.92 C Showalter Index: 15.50 C Risk: None Total Totals Index: 31.60 C Risk: None Vertical Totals Index: 18.80 C Cross Totals Index: 12.80 C K Index: -22.30 Risk: None Sweat Index: 27.00 Risk: None Energy Index: 4.02 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 31.56 J/kg Max Up Vert Vel: 7.94 m/s Conv Inhibition (B-): 66634.99 J/kg Cap Strength: 22.03 C Lift Cond Lev (LCL): 913.27 mb = 718.30 m = 2356.60 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data ------------------------------------ TRUE/GROUND REL LEV P H DIR SPD U V mb m knt m/s ------------------------------------ 0 10 36907 350 77 13.4 -75.8 1 1002 46 165 11 -2.8 10.6 2 1000 57 155 8 -3.4 7.3 3 967 305 135 16 -11.3 11.3 4 927 610 145 14 -8.0 11.5 5 925 625 145 14 -8.0 11.5 6 889 914 135 11 -7.8 7.8 7 853 1219 130 6 -4.6 3.9 8 850 1243 125 6 -4.9 3.4 9 818 1524 95 12 -12.0 1.0 10 784 1829 85 10 -10.0 -0.9 11 752 2134 95 13 -13.0 1.1 12 720 2438 70 10 -9.4 -3.4 13 700 2647 90 9 -9.0 0.0 14 690 2743 75 8 -7.7 -2.1 15 661 3048 55 13 -10.6 -7.5 16 605 3658 70 9 -8.5 -3.1 17 579 3962 65 15 -13.6 -6.3 18 554 4267 80 16 -15.8 -2.8 19 507 4877 55 13 -10.6 -7.5 20 500 4980 30 15 -7.5 -13.0 21 485 5182 25 15 -6.3 -13.6 22 463 5486 45 20 -14.1 -14.1 23 442 5791 35 22 -12.6 -18.0 24 423 6096 55 22 -18.0 -12.6 25 404 6401 45 24 -17.0 -17.0 26 400 6460 55 22 -18.0 -12.6 27 385 6706 50 25 -19.2 -16.1 28 350 7315 45 17 -12.0 -12.0 29 334 7620 360 11 -0.0 -11.0 30 327 7754 355 19 1.7 -18.9 31 318 7925 350 17 3.0 -16.7 32 303 8230 345 13 3.4 -12.6 33 300 8300 355 14 1.2 -13.9 34 276 8839 40 17 -10.9 -13.0 35 263 9144 30 18 -9.0 -15.6 36 250 9449 35 17 -9.8 -13.9 37 250 9460 35 18 -10.3 -14.7 38 239 9754 45 16 -11.3 -11.3 39 227 10058 10 17 -3.0 -16.7 40 217 10363 360 25 -0.0 -25.0 41 206 10668 25 13 -5.5 -11.8 42 200 10870 340 22 7.5 -20.7 43 197 10973 330 11 5.5 -9.5 44 188 11278 355 26 2.3 -25.9 45 170 11887 45 24 -17.0 -17.0 46 162 12192 55 11 -9.0 -6.3 47 155 12497 305 14 11.5 -8.0 48 150 12700 325 21 12.0 -17.2 49 134 13411 20 22 -7.5 -20.7 50 121 14021 45 29 -20.5 -20.5 51 110 14630 30 12 -6.0 -10.4 52 105 14935 315 10 7.1 -7.1 53 100 15240 315 20 14.1 -14.1 54 100 15240 310 14 10.7 -9.0 55 95 15545 315 20 14.1 -14.1 56 86 16154 355 36 3.1 -35.9 57 78 16764 20 27 -9.2 -25.4 58 74 17069 15 26 -6.7 -25.1 59 71 17374 350 26 4.5 -25.6 60 70 17420 350 35 6.1 -34.5 61 67 17678 345 37 9.6 -35.7 62 61 18288 5 11 -1.0 -11.0 63 58 18593 355 24 2.1 -23.9 64 52 19202 15 42 -10.9 -40.6 65 50 19450 10 34 -5.9 -33.5 66 50 19507 350 30 5.2 -29.5 67 47 19812 15 35 -9.1 -33.8 68 45 20117 350 28 4.9 -27.6 69 40 20726 350 52 9.0 -51.2 70 36 21336 355 29 2.5 -28.9 71 33 21946 355 46 4.0 -45.8 72 30 22490 350 42 7.3 -41.4 73 30 22555 355 37 3.2 -36.9 74 27 23165 345 48 12.4 -46.4 75 24 23774 5 50 -4.4 -49.8 76 23 24079 5 38 -3.3 -37.9 77 22 24384 345 48 12.4 -46.4 78 20 24850 360 62 -0.0 -62.0 79 15 25908 350 73 12.7 -71.9 80 12 26518 5 57 -5.0 -56.8 81 10 27432 360 60 -0.0 -60.0 82 7 28346 340 68 23.3 -63.9 83 6 28956 350 77 13.4 -75.8 Wind Parameters Energy-Hel index: -1.97 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 NO DATA | | | 1000 NO DATA | | | 1500 NO DATA | | | 2000 NO DATA | | | 2500 NO DATA | | | 3000 NO DATA | | | 4000 NO DATA | | | 5000 NO DATA | | | 6000 NO DATA | | | Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251225.00.gif