UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for CYRB... Searching the city database file for: CYRB ... Date:0000Z 21 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 ------------------------------------------------------------------------------- 0 1000 20 340 15 SFC 996 46 -28.9 -31.8 76 2.9 -29.1 340 15 244.5 244.6 244.3 245.3 0.27 2 987 111 -29.3 -32.6 73 3.3 -29.5 344 18 244.8 244.8 244.5 245.4 0.25 3 970 236 -28.3 -31.1 77 2.8 -28.5 351 24 247.0 247.0 246.6 247.8 0.29 4 963 289 -25.3 -27.7 80 2.4 -25.5 354 26 250.5 250.6 250.1 251.6 0.41 5 959 319 -23.3 -26.6 74 3.3 -23.7 355 27 252.9 252.9 252.2 254.1 0.45 6 955 350 -19.3 -27.3 49 8.0 -20.3 355 27 257.2 257.3 255.8 258.4 0.43 7 953 366 -18.7 -26.7 49 8.0 -19.7 355 27 258.0 258.0 256.5 259.2 0.45 8 942 453 -18.9 -26.9 49 8.0 -19.9 355 26 258.6 258.7 257.0 259.9 0.45 9 927 573 -18.5 -27.5 45 9.0 -19.6 355 26 260.2 260.3 258.2 261.5 0.43 10 925 589 -17.7 -26.7 45 9.0 -18.9 355 26 261.2 261.3 259.1 262.5 0.46 11 919 638 -17.1 -30.1 31 13.0 -18.7 353 25 262.3 262.4 259.7 263.3 0.34 12 918 646 -16.3 -38.3 13 22.0 -18.4 354 25 263.2 263.2 260.0 263.7 0.15 13 917 654 -15.9 -38.9 12 23.0 -18.1 354 25 263.7 263.7 260.3 264.1 0.14 14 895 837 -15.1 -39.1 11 24.0 -17.6 12 19 266.4 266.4 262.3 266.8 0.14 15 850 1225 -16.9 -37.9 14 21.0 -19.1 10 22 268.4 268.5 263.9 269.0 0.17 16 812 1568 -18.1 -40.1 13 22.0 -20.2 7 22 270.7 270.7 265.4 271.2 0.14 17 769 1972 -20.5 -40.5 15 20.0 -22.3 7 21 272.4 272.4 266.5 272.8 0.15 18 751 2147 -21.7 -32.7 36 11.0 -22.9 10 19 272.9 273.0 267.3 273.9 0.33 19 737 2285 -22.7 -33.7 36 11.0 -23.9 12 17 273.3 273.3 267.5 274.2 0.30 20 731 2345 -22.9 -26.2 74 3.3 -23.4 13 16 273.7 273.8 268.4 275.5 0.62 21 727 2386 -22.9 -25.3 81 2.4 -23.2 14 15 274.1 274.3 268.7 276.1 0.67 22 700 2662 -24.7 -27.6 77 2.9 -25.1 10 16 275.1 275.2 269.2 276.8 0.57 23 636 3352 -29.9 -31.6 85 1.7 -30.1 39 17 276.9 276.9 270.0 278.2 0.43 24 603 3730 -32.5 -36.2 70 3.7 -32.8 11 20 278.1 278.2 270.5 279.0 0.29 25 590 3883 -33.5 -35.6 81 2.1 -33.7 13 24 278.7 278.7 270.9 279.7 0.31 26 588 3907 -33.7 -38.3 63 4.6 -34.0 14 24 278.7 278.8 270.8 279.5 0.24 27 587 3919 -33.7 -38.0 65 4.3 -34.0 14 25 278.9 278.9 270.9 279.6 0.25 28 583 3967 -32.3 -34.3 82 2.0 -32.5 15 26 281.0 281.1 272.4 282.2 0.36 29 579 4016 -31.9 -34.5 78 2.6 -32.1 14 25 282.1 282.1 273.0 283.2 0.35 30 569 4139 -32.7 -35.6 75 2.9 -33.0 12 23 282.5 282.6 273.2 283.6 0.32 31 556 4301 -32.9 -41.9 40 9.0 -33.5 10 21 284.2 284.2 273.9 284.7 0.17 32 512 4876 -37.3 -42.3 60 5.0 -37.6 10 20 285.6 285.6 274.7 286.2 0.18 33 500 5040 -37.7 -46.7 38 9.0 -38.1 35 15 287.1 287.1 275.3 287.5 0.11 34 484 5264 -37.9 -50.9 24 13.0 -38.4 39 16 289.5 289.5 276.5 289.8 0.07 35 450 5763 -39.5 -56.5 15 17.0 -40.1 26 17 293.6 293.6 278.5 293.7 0.04 36 445 5840 -39.5 -53.5 21 14.0 -40.0 28 17 294.5 294.5 279.0 294.7 0.06 37 441 5902 -39.9 -47.9 42 8.0 -40.3 32 17 294.8 294.8 279.1 295.2 0.11 38 433 6026 -41.3 -47.3 52 6.0 -41.6 40 18 294.6 294.6 279.1 295.0 0.12 39 406 6460 -43.9 -55.9 25 12.0 -44.3 41 23 296.7 296.7 279.9 296.8 0.05 40 400 6560 -44.9 -55.9 28 11.0 -45.2 40 24 296.6 296.6 279.9 296.8 0.05 41 312 8173 -57.5 -64.5 41 7.0 -57.6 52 33 300.9 300.9 281.7 301.0 0.02 42 300 8420 -59.1 -66.1 40 7.0 -59.2 50 35 302.0 302.0 282.2 302.1 0.02 43 272 9029 -62.7 -68.7 44 6.0 -62.7 55 42 305.4 305.4 283.6 305.4 0.01 44 260 9307 -63.1 -69.1 44 6.0 -63.1 47 41 308.8 308.8 284.9 308.8 0.01 45 250 9550 -60.3 -73.3 17 13.0 -60.4 50 49 316.4 316.4 287.6 316.4 0.01 46 247 9625 -59.1 -74.1 13 15.0 -59.2 50 49 319.3 319.3 288.5 319.3 0.01 47 235 9938 -58.3 -78.3 6 20.0 -58.5 56 44 325.1 325.1 290.3 325.1 0.00 48 217 10438 -59.9 -79.9 6 20.0 -60.0 51 36 330.1 330.1 291.7 330.1 0.00 49 210 10643 -58.1 -80.1 4 22.0 -58.3 55 35 336.0 336.0 293.3 336.0 0.00 50 200 10950 -58.5 -81.5 4 23.0 -58.7 65 21 340.1 340.1 294.3 340.1 0.00 51 185 11438 -60.1 -83.1 3 23.0 -60.3 60 25 345.2 345.2 295.6 345.2 0.00 52 175 11785 -58.3 -83.3 3 25.0 -58.5 70 29 353.7 353.7 297.4 353.7 0.00 53 161 12307 -60.1 -84.1 3 24.0 -60.3 54 26 359.2 359.2 298.5 359.2 0.00 54 150 12750 -58.5 -84.5 2 26.0 -58.7 50 29 369.3 369.3 300.4 369.3 0.00 55 146 12920 -57.7 -84.7 2 27.0 -58.0 56 32 373.5 373.5 301.2 373.6 0.00 56 120 14142 -63.3 -86.3 3 23.0 -63.4 57 20 384.8 384.8 303.0 384.8 0.00 57 106 14909 -60.9 -85.9 2 25.0 -61.2 40 28 403.3 403.3 305.6 403.3 0.00 58 100 15270 -61.9 -86.9 2 25.0 -62.1 70 16 408.1 408.1 306.3 408.1 0.00 59 87 16130 -65.3 -88.3 3 23.0 -65.5 73 13 417.9 417.9 307.4 417.9 0.00 60 70 17450 -68.3 -88.3 4 20.0 -68.4 35 11 438.3 438.3 309.7 438.3 0.00 61 50 19450 -72.1 -91.1 4 19.0 -72.2 45 7 473.6 473.6 313.0 473.6 0.00 62 32 22048 -77.1 -92.1 7 15.0 -77.2 12 10 524.7 524.7 316.6 524.7 0.00 63 30 22420 -75.7 -91.7 6 16.0 -75.8 360 11 538.3 538.3 317.4 538.3 0.00 64 25 23474 -74.7 -91.7 5 17.0 -74.9 15 11 570.0 570.0 319.2 570.0 0.00 65 20 24760 -76.9 -92.9 6 16.0 -77.0 335 22 600.8 600.8 320.6 600.8 0.00 66 14 26812 -77.9 -94.9 5 17.0 -78.1 358 24 661.9 661.9 323.2 661.9 0.00 67 10 28750 -75.9 -94.9 3 19.0 -76.2 340 36 736.2 736.2 325.6 736.3 0.00 68 7.7 30275 -72.1 -95.1 2 23.0 -72.8 337 35 808.7 808.7 327.4 808.7 0.01 TRP 272 9029 -62.7 -68.7 44 6.0 -62.7 55 42 305.4 305.4 283.6 305.4 0.01 WND Sounding variables and indices 1000-500 mb thick: 5020.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.06 inches Sfc-500 mean rel hum: 51.17 % Est. max temperature: -4.78 C = 23.39 F Sfc-Lift cond lev (LCL): 948.41 mb = 401.91 m = 1318.57 ft T: -18.78 C 700-500 lapse rate: 5.47 C/km Conv cond level (CCL): 518.36 mb = 4790.23 m = 15715.78 ft Mean mixing ratio: 0.32 g/kg Conv temperature: 11.93 C = 53.48 F Cap Strength: 23.73 C Lifted Index: 24.77 C Risk: None Lifted Index @300 mb: 31.96 C Lifted Index @700 mb: 16.82 C Showalter Index: 15.01 C Risk: None Total Totals Index: 20.60 C Risk: None Vertical Totals Index: 20.80 C Cross Totals Index: -0.20 C K Index: -20.00 Risk: None Sweat Index: 59.00 Risk: None Energy Index: 3.88 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 101.64 J/kg Max Up Vert Vel: 14.26 m/s Conv Inhibition (B-): 69365.45 J/kg Cap Strength: 23.90 C Lift Cond Lev (LCL): 810.00 mb = 1585.89 m = 5202.99 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 44 at 15 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 ---------------------------------------------------------- 0 996 46 340 15 5.1 -14.1 | 283 16 15.2 -3.5 1 962 305 355 27 2.4 -26.9 | 323 21 12.4 -16.3 2 925 589 355 26 2.3 -25.9 | 321 20 12.3 -15.4 3 922 610 350 26 4.5 -25.6 | 316 21 14.6 -15.1 4 886 914 20 17 -5.8 -16.0 | 322 7 4.2 -5.4 5 851 1219 10 22 -3.8 -21.7 | 331 13 6.2 -11.1 6 850 1225 10 22 -3.8 -21.7 | 331 13 6.2 -11.1 7 783 1829 5 22 -1.9 -21.9 | 324 14 8.1 -11.4 8 752 2134 10 19 -3.3 -18.7 | 320 11 6.7 -8.2 9 721 2438 15 14 -3.6 -13.5 | 295 7 6.4 -3.0 10 700 2662 10 16 -2.8 -15.8 | 306 9 7.3 -5.2 11 692 2743 5 15 -1.3 -14.9 | 297 10 8.7 -4.4 12 635 3353 40 17 -10.9 -13.0 | 20 3 -0.9 -2.5 13 608 3658 10 19 -3.3 -18.7 | 320 11 6.7 -8.2 14 582 3962 15 26 -6.7 -25.1 | 347 15 3.3 -14.6 15 558 4267 10 21 -3.6 -20.7 | 328 12 6.4 -10.1 16 512 4877 10 20 -3.5 -19.7 | 324 11 6.6 -9.1 17 500 5040 35 15 -8.6 -12.3 | 320 2 1.4 -1.7 18 490 5182 40 16 -10.3 -12.3 | 8 2 -0.2 -1.7 19 468 5486 35 17 -9.8 -13.9 | 355 3 0.3 -3.4 20 448 5791 25 17 -7.2 -15.4 | 330 6 2.9 -4.9 21 428 6096 45 18 -12.7 -12.7 | 51 3 -2.7 -2.2 22 400 6560 40 24 -15.4 -18.4 | 35 10 -5.4 -7.8 23 340 7620 55 28 -22.9 -16.1 | 67 14 -12.9 -5.5 24 300 8420 50 35 -26.8 -22.5 | 55 21 -16.8 -11.9 25 272 9029 55 42 -34.4 -24.1 | 61 28 -24.4 -13.5 26 267 9144 55 42 -34.4 -24.1 | 61 28 -24.4 -13.5 27 254 9449 40 41 -26.4 -31.4 | 38 26 -16.3 -20.9 28 250 9550 50 49 -37.5 -31.5 | 53 35 -27.5 -20.9 29 242 9754 50 49 -37.5 -31.5 | 53 35 -27.5 -20.9 30 231 10058 60 41 -35.5 -20.5 | 69 27 -25.5 -10.0 31 220 10363 50 36 -27.6 -23.1 | 54 22 -17.5 -12.6 32 209 10668 55 35 -28.7 -20.1 | 63 21 -18.6 -9.5 33 200 10950 65 21 -19.0 -8.9 | 101 9 -9.0 1.7 34 199 10973 70 25 -23.5 -8.6 | 98 14 -13.5 2.0 35 190 11278 60 21 -18.2 -10.5 | 90 8 -8.1 0.0 36 181 11582 60 28 -24.2 -14.0 | 76 15 -14.2 -3.5 37 172 11887 75 29 -28.0 -7.5 | 100 18 -18.0 3.0 38 156 12497 45 25 -17.7 -17.7 | 47 10 -7.6 -7.1 39 150 12750 50 29 -22.2 -18.6 | 56 15 -12.2 -8.1 40 149 12802 60 33 -28.6 -16.5 | 72 19 -18.5 -6.0 41 142 13106 50 30 -23.0 -19.3 | 56 16 -12.9 -8.7 42 135 13411 70 25 -23.5 -8.6 | 98 14 -13.5 2.0 43 128 13716 85 20 -19.9 -1.7 | 132 13 -9.9 8.8 44 116 14326 45 20 -14.1 -14.1 | 49 5 -4.1 -3.6 45 106 14935 40 28 -18.0 -21.4 | 36 13 -8.0 -10.9 46 100 15240 55 26 -21.3 -14.9 | 69 12 -11.3 -4.4 47 100 15270 70 16 -15.0 -5.5 | 135 7 -5.0 5.1 48 96 15545 50 19 -14.6 -12.2 | 70 5 -4.5 -1.7 49 91 15850 100 11 -10.8 1.9 | 176 12 -0.8 12.5 50 87 16154 70 13 -12.2 -4.4 | 160 6 -2.2 6.1 51 82 16459 25 21 -8.9 -19.0 | 352 9 1.2 -8.5 52 78 16764 45 15 -10.6 -10.6 | 84 1 -0.6 -0.1 53 71 17374 60 15 -13.0 -7.5 | 136 4 -2.9 3.0 54 70 17450 35 11 -6.3 -9.0 | 248 4 3.7 1.5 55 64 17983 90 1 -1.0 0.0 | 221 14 9.0 10.5 56 61 18288 25 10 -4.2 -9.1 | 256 6 5.8 1.5 57 55 18898 70 19 -17.9 -6.5 | 117 9 -7.8 4.1 58 52 19202 85 17 -16.9 -1.5 | 143 11 -6.9 9.1 59 50 19450 45 7 -4.9 -4.9 | 222 8 5.1 5.6 60 47 19812 10 4 -0.7 -3.9 | 235 11 9.3 6.6 61 42 20422 350 10 1.7 -9.8 | 267 12 11.8 0.7 62 38 21031 40 11 -7.1 -8.4 | 234 4 3.0 2.1 63 36 21336 25 10 -4.2 -9.1 | 256 6 5.8 1.5 64 34 21641 25 15 -6.3 -13.6 | 309 5 3.7 -3.0 65 33 21946 25 10 -4.2 -9.1 | 256 6 5.8 1.5 66 31 22250 345 10 2.6 -9.7 | 266 13 12.6 0.9 67 30 22420 360 11 -0.0 -11.0 | 273 10 10.0 -0.5 68 29 22555 360 13 -0.0 -13.0 | 284 10 10.0 -2.5 69 28 22860 20 16 -5.5 -15.0 | 314 6 4.6 -4.5 70 26 23165 5 13 -1.1 -13.0 | 285 9 8.9 -2.4 71 25 23470 15 11 -2.8 -10.6 | 271 7 7.2 -0.1 72 24 23774 325 14 8.0 -11.5 | 273 18 18.1 -0.9 73 21 24384 335 23 9.7 -20.8 | 298 22 19.8 -10.3 74 20 24689 15 23 -6.0 -22.2 | 341 12 4.1 -11.7 75 20 24760 335 22 9.3 -19.9 | 296 21 19.3 -9.4 76 18 25298 335 23 9.7 -20.8 | 298 22 19.8 -10.3 77 17 25603 5 20 -1.7 -19.9 | 318 13 8.3 -9.4 78 16 25908 335 28 11.8 -25.4 | 304 26 21.9 -14.8 79 16 26213 355 33 2.9 -32.9 | 330 26 12.9 -22.3 80 15 26518 360 28 -0.0 -28.0 | 330 20 10.0 -17.5 81 13 27127 355 19 1.7 -18.9 | 306 14 11.7 -8.4 82 13 27432 300 17 14.7 -8.5 | 265 25 24.8 2.0 83 11 28042 345 33 8.5 -31.9 | 319 28 18.6 -21.3 84 11 28346 325 26 14.9 -21.3 | 293 27 25.0 -10.7 85 10 28750 340 36 12.3 -33.8 | 316 32 22.4 -23.3 86 9 28956 330 49 24.5 -42.4 | 313 47 34.5 -31.9 87 7 29261 340 30 10.3 -28.2 | 311 27 20.3 -17.6 88 5 29870 5 35 -3.1 -34.9 | 344 25 7.0 -24.3 Wind Parameters Mean winds (0-6000m): 13.6 at 19.4 knts Storm direction: 43.6 at 14.6 knts Shear (0-3000m) pos: 2.4 neg: 0.7 tot: 3.1 10-3/s Storm rel Dir Shear (0-3000m): 33.9 deg Storm rel helicity (0-3000m) pos: 74.4 neg: -27.6 tot: 46.8 m^2/s^2 ave: 15.6 10^-3 m/s^2 rel: 0.20 Storm rel vorticity (0-3000m) horiz: 8.8 stream: 1.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 9.66 Bulk Shear: 10.52 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 ------------------------------------------------------------------------------- 500 353 24 315 18| 12.6 0.0 12.6| 56.7 -2.0 54.7 109.3 0.85| 14.2 12.2 1000 358 22 318 16| 5.8 0.0 5.8| 65.1 -8.4 56.7 56.7 0.44| 15.0 6.6 1500 2 22 321 15| 3.8 1.4 5.3| 66.2 -11.0 55.3 36.8 0.37| 11.5 4.3 2000 3 22 322 14| 2.7 1.1 3.8| 66.2 -15.2 51.1 25.5 0.31| 9.5 2.9 2500 4 21 321 13| 2.3 0.8 3.1| 67.7 -24.4 43.3 17.3 0.18| 9.0 1.7 3000 5 20 319 12| 2.4 0.7 3.1| 74.4 -27.6 46.8 15.6 0.20| 8.8 1.7 4000 9 20 323 11| 1.8 1.6 3.4| 95.6 -38.8 56.8 14.2 0.18| 9.5 1.7 5000 10 20 324 11| 2.2 1.0 3.2| 97.2 -52.7 44.6 8.9 0.11| 9.0 1.0 6000 14 19 327 10| 2.1 1.0 3.1|102.3 -54.8 47.5 7.9 0.13| 8.4 1.1 Wrote GIF file: /home/apache/climate/data/raob//CYRB/skewt/CYRB.skewt.20251221.00.gif