UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122900.upa.cvt Date: 0000Z 29 DEC 25 Searching for U9839... Searching the city database file for: U9839 ... Date:0000Z 29 DEC 25 Station: U9839 WMO ident: 29839 Latitude: 53.50 Longitude: 83.83 ------------------------------------------------------------------------------- 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 1009 146 -28.7 -32.9 67 4.2 -29.0 30 1 243.8 243.9 243.6 244.5 0.24 1 1000 210 -28.7 -32.9 67 4.2 -29.0 50 3 244.4 244.5 244.2 245.1 0.24 2 986 312 -27.9 -32.1 67 4.2 -28.2 79 4 246.2 246.3 245.9 247.0 0.26 3 942 647 -21.1 -26.1 64 5.0 -21.7 173 6 256.4 256.5 255.2 257.7 0.48 4 925 784 -15.3 -21.3 60 6.0 -16.3 210 7 263.7 263.8 261.6 265.8 0.75 5 912 891 -11.3 -18.3 56 7.0 -12.8 214 9 268.8 269.0 265.8 271.6 0.99 6 896 1026 -8.3 -15.3 57 7.0 -10.1 219 11 273.3 273.5 269.3 277.0 1.30 7 850 1430 -10.1 -12.1 85 2.0 -10.6 235 17 275.6 275.9 271.5 280.6 1.78 8 792 1972 -13.1 -14.5 89 1.4 -13.5 242 15 278.0 278.3 272.6 282.5 1.57 9 772 2167 -11.9 -23.9 36 12.0 -14.3 245 14 281.3 281.4 273.2 283.5 0.72 10 722 2679 -12.3 -24.3 36 12.0 -14.7 252 12 286.3 286.4 275.9 288.6 0.74 11 700 2915 -13.7 -23.7 43 10.0 -15.7 255 11 287.3 287.5 276.6 289.8 0.81 12 574 4398 -20.7 -34.7 27 14.0 -22.6 270 12 295.9 296.0 280.0 297.1 0.35 13 500 5400 -28.7 -42.7 25 14.0 -29.9 280 13 298.0 298.1 280.7 298.7 0.18 14 409 6817 -37.7 -55.7 14 18.0 -38.5 280 11 304.1 304.1 283.1 304.2 0.05 15 400 6970 -39.5 -55.5 17 16.0 -40.1 280 11 303.7 303.7 283.0 303.8 0.05 16 338 8098 -49.3 -59.3 30 10.0 -49.5 286 16 305.3 305.3 283.5 305.4 0.04 17 300 8870 -54.9 -65.9 24 11.0 -55.1 290 19 308.0 308.0 284.6 308.0 0.02 18 281 9285 -57.5 -69.5 20 12.0 -57.6 292 22 310.0 310.0 285.4 310.1 0.01 19 265 9651 -61.5 -73.5 19 12.0 -61.6 293 24 309.4 309.4 285.1 309.5 0.01 20 250 10010 -62.9 -74.9 18 12.0 -63.0 295 27 312.6 312.6 286.2 312.6 0.01 21 232 10469 -66.3 -78.3 17 12.0 -66.4 290 27 314.1 314.1 286.8 314.2 0.00 22 200 11380 -62.7 -74.7 18 12.0 -62.8 295 27 333.5 333.5 292.7 333.5 0.01 23 184 11894 -60.3 -73.3 17 13.0 -60.4 296 30 345.4 345.4 295.6 345.5 0.01 24 168 12457 -61.7 -77.7 10 16.0 -61.9 298 32 352.2 352.2 297.1 352.2 0.01 25 150 13160 -58.9 -79.9 5 21.0 -59.1 300 36 368.6 368.6 300.3 368.6 0.00 26 132 13966 -56.9 -79.9 4 23.0 -57.2 294 39 385.9 385.9 303.2 385.9 0.01 27 114 14888 -59.9 -81.9 4 22.0 -60.2 286 41 396.8 396.8 304.8 396.9 0.00 28 100 15710 -58.1 -81.1 4 23.0 -58.5 280 44 415.5 415.5 307.2 415.5 0.01 29 81 17033 -59.7 -81.7 4 22.0 -60.1 283 40 438.0 438.0 309.7 438.0 0.01 30 70 17940 -62.5 -84.5 4 22.0 -62.8 285 38 450.7 450.7 310.9 450.7 0.00 31 68 18120 -63.1 -85.1 4 22.0 -63.4 285 39 453.1 453.1 311.1 453.2 0.00 32 50 20020 -63.7 -84.7 4 21.0 -64.1 280 48 493.4 493.4 314.5 493.4 0.01 33 44 20805 -62.1 -84.1 4 22.0 -62.6 280 51 515.7 515.7 316.0 515.7 0.01 34 37 21864 -65.3 -86.3 4 21.0 -65.7 280 54 533.6 533.6 317.2 533.7 0.01 35 30 23140 -64.7 -85.7 4 21.0 -65.2 280 58 568.3 568.3 319.0 568.3 0.01 36 20 25650 -61.1 -84.1 3 23.0 -62.2 270 54 649.1 649.2 322.7 649.3 0.02 37 15 27457 -57.7 -79.7 4 22.0 -59.7 260 68 716.1 716.1 325.0 716.5 0.05 38 13 28373 -52.3 -76.3 4 24.0 -56.1 254 75 764.7 764.8 326.4 765.6 0.09 39 10 30100 -45.4 -71.1 4 25.7 -52.6 245 87 849.9 850.1 328.4 852.7 0.26 40 9.5 30443 -44.1 -70.1 4 26.0 -52.1 867.6 867.7 328.8 871.0 0.32 TRP 232 10469 -66.3 -78.3 17 12.0 -66.4 290 27 314.1 314.1 286.8 314.2 0.00 WND 10 30100 -45.4 -71.1 4 25.7 -52.6 245 87 849.9 850.1 328.4 852.7 0.26 Sounding variables and indices 1000-500 mb thick: 5190.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.17 inches Sfc-500 mean rel hum: 47.29 % Est. max temperature: 2.67 C = 36.80 F Sfc-Lift cond lev (LCL): 939.84 mb = 664.25 m = 2179.26 ft T: -20.37 C 700-500 lapse rate: 6.04 C/km Conv cond level (CCL): 1000.00 mb = 210.00 m = 688.97 ft Mean mixing ratio: 0.48 g/kg Conv temperature: -24.96 C = -12.94 F Cap Strength: 34.71 C Lifted Index: 35.09 C Risk: None Lifted Index @300 mb: 37.31 C Lifted Index @700 mb: 29.23 C Showalter Index: 14.76 C Risk: None Total Totals Index: 35.20 C Risk: None Vertical Totals Index: 18.60 C Cross Totals Index: 16.60 C K Index: -3.50 Risk: None Sweat Index: 47.00 Risk: None Energy Index: 3.84 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 96.25 J/kg Max Up Vert Vel: 13.87 m/s Conv Inhibition (B-): 65443.15 J/kg Cap Strength: 35.07 C Lift Cond Lev (LCL): 899.02 mb = 1000.35 m = 3281.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 287 at 9 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 1009 146 30 1 -0.5 -0.9 | 101 9 -8.9 1.7 1 1000 210 50 3 -2.3 -1.9 | 93 11 -10.7 0.7 2 925 784 210 7 3.5 6.1 | 150 10 -4.9 8.6 3 850 1430 235 17 13.9 9.8 | 204 13 5.5 12.3 4 700 2915 255 11 10.6 2.8 | 202 6 2.2 5.4 5 500 5400 280 13 12.8 -2.3 | 266 4 4.4 0.3 6 400 6970 280 11 10.8 -1.9 | 254 2 2.4 0.7 7 300 8870 290 19 17.9 -6.5 | 293 10 9.4 -3.9 8 250 10010 295 27 24.5 -11.4 | 299 18 16.0 -8.8 9 232 10469 290 27 25.4 -9.2 | 291 18 16.9 -6.7 10 200 11380 295 27 24.5 -11.4 | 299 18 16.0 -8.8 11 150 13160 300 36 31.2 -18.0 | 304 27 22.7 -15.4 12 100 15710 280 44 43.3 -7.6 | 278 35 34.9 -5.1 13 70 17940 285 38 36.7 -9.8 | 284 29 28.3 -7.3 14 50 20020 280 48 47.3 -8.3 | 278 39 38.8 -5.8 15 30 23140 280 58 57.1 -10.1 | 279 49 48.7 -7.5 16 20 25650 270 54 54.0 -0.0 | 267 46 45.6 2.6 17 10 30100 245 87 78.8 36.8 | 241 81 70.4 39.3 Wind Parameters Mean winds (0-6000m): 257.0 at 11.8 knts Storm direction: 287.0 at 8.8 knts Shear (0-3000m) pos: 2.0 neg: 0.0 tot: 2.0 10-3/s Storm rel Dir Shear (0-3000m): 105.4 deg Storm rel helicity (0-3000m) pos: 75.1 neg: -3.8 tot: 71.3 m^2/s^2 ave: 23.8 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 6.1 stream: 3.8 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 3.50 Bulk Shear: 27.51 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 ------------------------------------------------------------------------------- 500 135 4 116 13| 7.0 0.0 7.0| 29.2 -2.8 26.3 52.7 0.63| 12.2 7.7 1000 213 6 148 9| 7.0 0.0 7.0| 56.6 -2.8 53.8 53.8 0.76| 11.4 8.7 1500 227 9 170 9| 5.8 0.0 5.8| 73.6 -2.8 70.8 47.2 0.77| 9.8 7.6 2000 232 11 180 9| 3.8 0.0 3.8| 74.5 -2.8 71.7 35.8 0.72| 8.0 5.7 2500 236 11 186 9| 2.6 0.0 2.6| 74.5 -3.3 71.3 28.5 0.66| 6.9 4.6 3000 238 11 188 9| 2.0 0.0 2.0| 75.1 -3.8 71.3 23.8 0.63| 6.1 3.8 4000 245 11 194 8| 1.6 0.0 1.6| 77.8 -3.8 74.0 18.5 0.64| 4.8 3.1 5000 251 12 202 7| 1.4 0.0 1.4| 80.5 -3.8 76.7 15.3 0.66| 4.1 2.7 6000 257 12 210 6| 1.1 0.1 1.2| 81.2 -4.0 77.1 12.9 0.65| 3.6 2.3 Wrote GIF file: /home/apache/climate/data/raob//U9839/skewt/U9839.skewt.20251229.00.gif