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 U6298... Searching the city database file for: U6298 ... Date:0000Z 21 DEC 25 Station: U6298 WMO ident: 26298 Latitude: 57.90 Longitude: 34.05 ------------------------------------------------------------------------------- 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 90 SFC 988 188 1.0 0.5 96 0.5 0.8 250 3 275.1 275.8 274.6 286.0 4.01 2 952 486 -1.1 -2.6 90 1.5 -1.7 267 17 275.9 276.5 274.0 285.0 3.31 3 925 717 -0.7 -1.8 92 1.1 -1.2 280 27 278.6 279.2 275.9 288.6 3.62 4 920 760 -0.9 -2.0 92 1.1 -1.3 281 27 278.8 279.4 276.0 288.8 3.58 5 850 1389 -4.7 -7.3 82 2.6 -5.6 290 27 281.2 281.7 275.9 288.6 2.60 6 823 1642 -6.7 -8.7 86 2.0 -7.4 288 27 281.7 282.1 275.9 288.6 2.40 7 812 1748 -6.5 -8.3 87 1.8 -7.1 288 27 283.0 283.4 276.7 290.2 2.51 8 801 1855 -5.3 -8.2 80 2.9 -6.3 287 28 285.4 285.8 278.0 292.8 2.57 9 753 2338 -7.7 -19.7 38 12.0 -10.7 284 28 287.9 288.1 277.2 291.1 1.06 10 703 2869 -11.7 -18.7 56 7.0 -13.5 280 29 289.2 289.4 278.1 293.0 1.24 11 700 2902 -11.9 -19.9 51 8.0 -13.8 280 29 289.3 289.5 278.0 292.8 1.12 12 557 4602 -24.3 -38.3 26 14.0 -25.8 263 53 294.2 294.2 279.1 295.0 0.25 13 500 5380 -28.3 -48.3 13 20.0 -29.7 255 64 298.5 298.6 280.8 298.9 0.10 14 458 6006 -31.5 -53.5 10 22.0 -32.7 251 77 302.1 302.1 282.3 302.3 0.06 15 439 6307 -31.3 -54.3 9 23.0 -32.6 249 83 306.1 306.1 283.9 306.3 0.05 16 416 6686 -34.5 -58.5 7 24.0 -35.6 247 91 306.7 306.7 284.1 306.8 0.03 17 400 6960 -36.5 -59.5 7 23.0 -37.4 245 97 307.6 307.6 284.4 307.7 0.03 18 362 7645 -41.9 -60.9 11 19.0 -42.5 243 101 309.2 309.2 285.1 309.3 0.03 19 318 8516 -46.3 -63.3 13 17.0 -46.7 240 105 314.8 314.8 287.1 314.9 0.02 20 310 8684 -48.0 -62.8 17 14.8 -48.3 240 106 314.8 314.8 287.1 314.9 0.03 21 300 8900 -50.1 -62.1 23 12.0 -50.4 240 106 314.7 314.7 287.1 314.9 0.03 22 287 9188 -51.1 -63.1 23 12.0 -51.3 241 104 317.3 317.3 287.9 317.4 0.03 23 284 9255 -52.9 -63.9 25 11.0 -53.1 242 104 315.7 315.7 287.3 315.8 0.02 24 260 9821 -54.1 -64.1 28 10.0 -54.3 244 101 322.0 322.0 289.4 322.1 0.03 25 253 9995 -56.9 -65.9 31 9.0 -57.0 245 99 320.4 320.4 288.9 320.5 0.02 26 250 10070 -57.1 -66.1 31 9.0 -57.2 245 99 321.2 321.2 289.1 321.3 0.02 27 244 10224 -58.1 -67.1 31 9.0 -58.2 245 97 321.9 321.9 289.3 322.0 0.02 28 200 11480 -57.5 -66.5 31 9.0 -57.6 260 69 341.7 341.7 294.7 341.8 0.02 29 150 13290 -57.9 -68.9 23 11.0 -58.1 265 40 370.3 370.3 300.7 370.4 0.02 30 145 13503 -57.9 -68.9 23 11.0 -58.1 268 40 373.9 373.9 301.2 374.0 0.02 31 102 15689 -62.9 -74.9 18 12.0 -63.1 298 40 403.9 403.9 305.7 404.0 0.01 32 100 15810 -63.5 -75.5 18 12.0 -63.7 300 40 405.0 405.0 305.9 405.1 0.01 33 79 17239 -69.1 -82.1 14 13.0 -69.2 300 45 421.7 421.7 307.9 421.7 0.01 34 70 17960 -70.1 -83.1 13 13.0 -70.2 300 48 434.4 434.4 309.3 434.4 0.01 35 51 19834 -71.9 -84.9 13 13.0 -72.0 319 34 471.4 471.4 312.8 471.4 0.01 36 50 19950 -73.3 -86.3 12 13.0 -73.4 320 33 470.8 470.8 312.7 470.8 0.00 37 45 20562 -76.5 -89.5 11 13.0 -76.6 477.4 477.4 313.2 477.4 0.00 38 39 21387 -76.1 -89.1 11 13.0 -76.2 498.3 498.3 314.8 498.4 0.00 TRP 244 10224 -58.1 -67.1 31 9.0 -58.2 245 97 321.9 321.9 289.3 322.0 0.02 WND 310 8684 -48.0 -62.8 17 14.8 -48.3 240 106 314.8 314.8 287.1 314.9 0.03 Sounding variables and indices 1000-500 mb thick: 5290.00 m Freezing level: 970.86 mb = 329.77 m = 1081.92 ft Wetbulb zero: 976.57 mb = 281.19 m = 922.54 ft Precipitable water: 0.34 inches Sfc-500 mean rel hum: 53.63 % Est. max temperature: 7.32 C = 45.18 F Sfc-Lift cond lev (LCL): 980.26 mb = 250.81 m = 822.86 ft T: 0.56 C 700-500 lapse rate: 6.62 C/km ThetaE index: 1.71 C Layer 753.0- 703.0 mb Conv cond level (CCL): 882.54 mb = 1090.59 m = 3578.01 ft Mean mixing ratio: 3.50 g/kg Conv temperature: 5.97 C = 42.75 F Cap Strength: 7.32 C Lifted Index: 10.12 C Risk: None Lifted Index @300 mb: 19.61 C Lifted Index @700 mb: 5.66 C Showalter Index: 8.95 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.60 C Cross Totals Index: 21.00 C K Index: 8.30 Risk: None Sweat Index: 118.00 Risk: None Energy Index: 2.15 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 21.76 J/kg Max Up Vert Vel: 6.60 m/s Conv Inhibition (B-): 33941.91 J/kg Cap Strength: 9.67 C Lift Cond Lev (LCL): 919.01 mb = 768.90 m = 2522.62 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 296 at 31 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 ---------------------------------------------------------- 0 988 188 250 3 2.8 1.0 | 120 29 -24.7 14.4 1 925 717 280 27 26.6 -4.7 | 174 9 -0.9 8.7 2 850 1389 290 27 25.4 -9.2 | 152 5 -2.1 4.1 3 700 2902 280 29 28.6 -5.0 | 187 8 1.0 8.3 4 500 5380 255 64 61.8 16.6 | 229 46 34.3 29.9 5 400 6960 245 97 87.9 41.0 | 228 81 60.4 54.3 6 310 8684 240 106 91.8 53.0 | 224 92 64.3 66.3 7 300 8900 240 106 91.8 53.0 | 224 92 64.3 66.3 8 250 10070 245 99 89.7 41.8 | 228 83 62.2 55.2 9 244 10224 245 97 87.9 41.0 | 228 81 60.4 54.3 10 200 11480 260 69 68.0 12.0 | 238 48 40.4 25.3 11 150 13290 265 40 39.8 3.5 | 216 21 12.3 16.8 12 100 15810 300 40 34.6 -20.0 | 313 10 7.1 -6.7 13 70 17960 300 48 41.6 -24.0 | 307 18 14.1 -10.7 14 50 19950 320 33 21.2 -25.3 | 28 13 -6.3 -11.9 Wind Parameters Mean winds (0-6000m): 265.9 at 40.8 knts Storm direction: 295.9 at 30.6 knts Shear (0-3000m) pos: 4.3 neg: 1.4 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 89.5 deg Storm rel helicity (0-3000m) pos: 93.2 neg: -3.4 tot: 89.8 m^2/s^2 ave: 29.9 10^-3 m/s^2 rel: 0.53 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 3.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.23 Bulk Shear: 95.47 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 ------------------------------------------------------------------------------- 500 277 14 131 18| 23.7 0.0 23.7| 76.7 0.0 76.7 153.4 0.62| 24.7 15.4 1000 281 21 142 12| 12.7 0.0 12.7| 78.7 -2.2 76.5 76.5 0.51| 14.7 7.5 1500 284 23 145 9| 8.6 0.0 8.6| 79.9 -3.4 76.5 51.0 0.47| 10.6 5.0 2000 285 24 149 8| 6.5 0.4 6.9| 81.8 -3.4 78.4 39.2 0.48| 8.4 4.1 2500 284 25 155 8| 5.2 0.7 5.9| 83.6 -3.4 80.2 32.1 0.49| 7.1 3.5 3000 283 26 162 8| 4.3 1.4 5.7| 93.2 -3.4 89.8 29.9 0.53| 6.8 3.6 4000 279 29 189 9| 3.2 3.0 6.3|115.7 -3.4 112.3 28.1 0.48| 7.1 3.4 5000 272 35 210 14| 2.6 4.2 6.7|117.3 -15.1 102.1 20.4 0.35| 7.5 2.6 6000 266 41 219 21| 2.2 5.3 7.4|126.7 -25.2 101.5 16.9 0.27| 8.1 2.2 Wrote GIF file: /home/apache/climate/data/raob//U6298/skewt/U6298.skewt.20251221.00.gif