UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026011600.upa.cvt Date: 0000Z 16 JAN 26 Searching for U2820... Searching the city database file for: U2820 ... Date:0000Z 16 JAN 26 Station: U2820 WMO ident: 22820 Latitude: 61.82 Longitude: 34.27 ------------------------------------------------------------------------------- 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 1014 109 -6.1 -8.3 84 2.2 -6.7 200 1 266.0 266.3 265.6 271.4 2.01 1 1000 218 -6.7 -9.2 82 2.5 -7.4 210 5 266.5 266.8 265.7 271.6 1.90 2 966 487 -8.7 -10.9 84 2.2 -9.3 219 13 267.1 267.4 265.8 271.8 1.72 3 955 576 -6.5 -9.4 80 2.9 -7.4 222 16 270.2 270.5 268.4 275.6 1.96 4 925 826 -5.7 -10.1 71 4.4 -7.0 230 23 273.5 273.8 270.4 278.8 1.91 5 895 1084 -5.5 -10.5 68 5.0 -7.0 234 25 276.3 276.6 272.1 281.7 1.92 6 887 1155 -5.3 -10.3 68 5.0 -6.8 235 26 277.2 277.5 272.8 282.8 1.96 7 850 1488 -7.3 -11.1 74 3.8 -8.4 240 29 278.5 278.8 273.5 284.0 1.92 8 748 2469 -14.7 -16.2 88 1.5 -15.0 237 26 280.8 281.1 274.0 285.0 1.44 9 739 2561 -14.9 -16.4 88 1.5 -15.3 236 26 281.6 281.8 274.5 285.8 1.43 10 715 2810 -15.5 -19.6 71 4.1 -16.4 236 25 283.6 283.8 275.1 287.0 1.13 11 700 2970 -16.5 -20.7 70 4.2 -17.4 235 25 284.2 284.4 275.3 287.4 1.05 12 676 3231 -18.7 -23.5 66 4.8 -19.6 239 28 284.6 284.7 275.2 287.2 0.85 13 630 3756 -18.7 -29.7 37 11.0 -20.4 248 33 290.4 290.5 277.7 292.0 0.52 14 613 3959 -20.3 -34.3 28 14.0 -22.1 251 36 290.8 290.9 277.6 292.0 0.34 15 599 4130 -21.1 -38.1 20 17.0 -23.1 254 38 291.8 291.9 278.0 292.6 0.24 16 562 4600 -22.1 -43.1 13 21.0 -24.2 261 43 296.0 296.1 279.8 296.6 0.15 17 528 5056 -24.9 -48.9 9 24.0 -26.8 269 48 298.0 298.0 280.6 298.3 0.08 18 500 5450 -27.3 -47.3 13 20.0 -28.9 275 52 299.8 299.8 281.4 300.1 0.11 19 480 5742 -29.1 -48.1 14 19.0 -30.5 275 52 301.1 301.1 281.9 301.4 0.10 20 400 7010 -40.5 -55.5 18 15.0 -41.1 275 52 302.4 302.4 282.4 302.5 0.05 21 336 8174 -49.1 -62.1 21 13.0 -49.4 284 58 306.1 306.1 283.8 306.2 0.03 22 305 8804 -52.5 -64.5 22 12.0 -52.7 289 61 309.9 309.9 285.3 310.0 0.02 23 300 8910 -54.1 -66.1 22 12.0 -54.2 290 62 309.1 309.1 285.0 309.2 0.02 24 297 8974 -54.9 -66.9 21 12.0 -55.1 290 63 308.8 308.9 284.9 308.9 0.02 25 291 9105 -55.8 -67.8 21 12.0 -55.9 290 64 309.4 309.4 285.1 309.4 0.01 26 264 9720 -60.1 -72.1 19 12.0 -60.2 287 56 311.8 311.8 286.0 311.9 0.01 27 250 10060 -60.3 -71.3 22 11.0 -60.4 285 52 316.4 316.4 287.6 316.5 0.01 28 240 10315 -61.9 -72.9 22 11.0 -62.0 285 48 317.7 317.7 288.0 317.8 0.01 29 219 10883 -62.1 -73.1 22 11.0 -62.2 282 40 325.9 325.9 290.5 325.9 0.01 30 202 11388 -59.7 -70.7 23 11.0 -59.8 280 34 337.3 337.3 293.6 337.3 0.01 31 200 11450 -59.5 -69.5 26 10.0 -59.6 280 33 338.5 338.5 294.0 338.6 0.02 32 150 13240 -59.5 -70.5 23 11.0 -59.7 285 25 367.6 367.6 300.1 367.7 0.02 33 100 15770 -62.1 -74.1 19 12.0 -62.3 305 31 407.7 407.7 306.2 407.8 0.02 34 89 16488 -61.9 -74.9 16 13.0 -62.1 307 32 422.0 422.0 308.0 422.0 0.02 35 70 17960 -64.5 -78.5 13 14.0 -64.7 310 35 446.4 446.4 310.5 446.5 0.01 36 62 18700 -65.7 -79.7 13 14.0 -65.9 459.5 459.5 311.7 459.6 0.01 37 51 19870 -71.3 -84.3 13 13.0 -71.4 472.8 472.8 312.9 472.8 0.01 TRP 240 10315 -61.9 -72.9 22 11.0 -62.0 285 48 317.7 317.7 288.0 317.8 0.01 WND 291 9105 -55.8 -67.8 21 12.0 -55.9 290 64 309.4 309.4 285.1 309.4 0.01 Sounding variables and indices 1000-500 mb thick: 5232.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.26 inches Sfc-500 mean rel hum: 54.69 % Est. max temperature: 5.96 C = 42.72 F Sfc-Lift cond lev (LCL): 979.10 mb = 382.28 m = 1254.17 ft T: -7.92 C 700-500 lapse rate: 4.35 C/km Conv cond level (CCL): 777.09 mb = 2176.50 m = 7140.66 ft Mean mixing ratio: 1.88 g/kg Conv temperature: 8.12 C = 46.61 F Cap Strength: 19.96 C Lifted Index: 21.02 C Risk: None Lifted Index @300 mb: 24.57 C Lifted Index @700 mb: 10.43 C Showalter Index: 13.52 C Risk: None Total Totals Index: 36.20 C Risk: None Vertical Totals Index: 20.00 C Cross Totals Index: 16.20 C K Index: 4.70 Risk: None Sweat Index: 206.70 Risk: None Energy Index: 3.35 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 39.37 J/kg Max Up Vert Vel: 8.87 m/s Conv Inhibition (B-): 31916.51 J/kg Cap Strength: 20.77 C Lift Cond Lev (LCL): 917.16 mb = 892.70 m = 2928.77 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 286 at 25 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 1014 109 200 1 0.3 0.9 | 108 25 -23.4 7.6 1 1000 218 210 5 2.5 4.3 | 117 24 -21.2 11.0 2 925 826 230 23 17.6 14.8 | 164 22 -6.1 21.4 3 850 1488 240 29 25.1 14.5 | 184 21 1.4 21.2 4 700 2970 235 25 20.5 14.3 | 171 21 -3.2 21.0 5 500 5450 275 52 51.8 -4.5 | 266 28 28.1 2.1 6 400 7010 275 52 51.8 -4.5 | 266 28 28.1 2.1 7 300 8910 290 62 58.3 -21.2 | 293 37 34.5 -14.5 8 291 9105 290 64 60.1 -21.9 | 293 39 36.4 -15.2 9 250 10060 285 52 50.2 -13.5 | 284 27 26.5 -6.8 10 240 10315 285 48 46.4 -12.4 | 284 23 22.7 -5.8 11 200 11450 280 33 32.5 -5.7 | 264 9 8.8 0.9 12 150 13240 285 25 24.1 -6.5 | 247 0 0.4 0.2 13 100 15770 305 31 25.4 -17.8 | 351 11 1.7 -11.1 14 70 17960 310 35 26.8 -22.5 | 349 16 3.1 -15.8 Wind Parameters Mean winds (0-6000m): 255.7 at 32.8 knts Storm direction: 285.7 at 24.6 knts Shear (0-3000m) pos: 4.9 neg: 0.5 tot: 5.4 10-3/s Storm rel Dir Shear (0-3000m): 68.1 deg Storm rel helicity (0-3000m) pos: 189.4 neg: -24.6 tot: 164.8 m^2/s^2 ave: 54.9 10^-3 m/s^2 rel: 0.75 Storm rel vorticity (0-3000m) horiz: 6.2 stream: 4.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.44 Bulk Shear: 90.25 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 ------------------------------------------------------------------------------- 500 219 9 127 23| 16.1 0.0 16.1| 97.4 0.0 97.4 194.7 0.99| 16.3 16.2 1000 229 16 145 21| 12.7 0.0 12.7|156.0 0.0 156.0 156.0 0.99| 13.3 13.2 1500 233 20 157 20| 9.6 0.0 9.6|180.3 -1.8 178.5 119.0 0.97| 10.5 10.2 2000 235 22 163 20| 7.2 0.4 7.6|180.3 -10.7 169.6 84.8 0.87| 8.3 7.2 2500 236 23 166 20| 5.7 0.6 6.4|180.3 -19.4 160.9 64.4 0.79| 6.9 5.5 3000 236 23 167 20| 4.9 0.5 5.4|189.4 -24.6 164.8 54.9 0.75| 6.2 4.7 4000 239 25 174 20| 5.1 0.4 5.5|267.1 -24.6 242.5 60.6 0.82| 6.5 5.3 5000 248 29 190 18| 5.3 0.3 5.6|362.0 -24.6 337.4 67.5 0.85| 6.9 5.9 6000 256 33 209 17| 4.7 0.3 5.0|400.9 -24.6 376.3 62.7 0.86| 6.2 5.4 Wrote GIF file: /home/apache/climate/data/raob//U2820/skewt/U2820.skewt.20260116.00.gif