UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2026010700.upa.cvt Date: 0000Z 7 JAN 26 Searching for U3921... Searching the city database file for: U3921 ... Date:0000Z 7 JAN 26 Station: U3921 WMO ident: 23921 Latitude: 60.68 Longitude: 60.43 ------------------------------------------------------------------------------- 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 1004 96 -14.1 -20.1 60 6.0 -15.1 290 5 258.8 258.9 257.8 260.9 0.77 1 1000 126 -13.9 -19.9 60 6.0 -14.9 290 7 259.2 259.4 258.2 261.4 0.79 2 925 712 -18.1 -24.1 59 6.0 -19.0 290 25 260.8 260.9 259.0 262.4 0.59 3 890 999 -20.5 -26.5 59 6.0 -21.2 301 33 261.2 261.3 259.2 262.6 0.49 4 857 1280 -17.9 -22.9 65 5.0 -18.7 313 40 266.8 266.9 263.8 268.8 0.71 5 850 1341 -18.3 -23.2 65 4.9 -19.1 315 42 267.0 267.1 263.9 269.0 0.69 6 824 1573 -18.1 -22.9 66 4.8 -18.9 316 41 269.6 269.7 265.8 271.7 0.73 7 700 2773 -25.3 -29.3 69 4.0 -25.8 320 35 274.5 274.5 268.6 275.9 0.48 8 658 3220 -27.9 -31.7 70 3.8 -28.3 317 39 276.4 276.5 269.7 277.7 0.41 9 617 3678 -31.9 -35.4 71 3.5 -32.2 314 44 277.0 277.0 269.9 277.9 0.30 10 571 4225 -32.1 -41.1 40 9.0 -32.7 311 49 282.9 283.0 273.2 283.5 0.18 11 543 4578 -34.9 -46.9 28 12.0 -35.5 309 52 283.7 283.7 273.5 284.1 0.10 12 500 5150 -37.5 -52.5 19 15.0 -38.1 305 58 287.3 287.3 275.4 287.5 0.06 13 414 6423 -45.5 -62.5 13 17.0 -45.9 305 72 293.0 293.0 278.2 293.0 0.02 14 400 6650 -47.3 -64.3 13 17.0 -47.6 305 75 293.5 293.5 278.4 293.6 0.02 15 378 7022 -50.2 -66.8 13 16.5 -50.5 305 75 294.4 294.4 278.9 294.5 0.01 16 355 7430 -53.5 -69.5 13 16.0 -53.7 304 73 295.4 295.4 279.3 295.4 0.01 17 300 8500 -59.3 -75.3 11 16.0 -59.4 300 66 301.8 301.8 282.1 301.8 0.00 18 279 8949 -62.3 -78.3 10 16.0 -62.4 305 62 303.8 303.8 282.9 303.8 0.00 19 258 9433 -59.3 -74.3 13 15.0 -59.4 298 62 315.1 315.1 287.1 315.1 0.01 20 250 9630 -59.1 -74.1 13 15.0 -59.2 295 62 318.2 318.2 288.2 318.2 0.01 21 200 11030 -58.5 -73.5 13 15.0 -58.7 295 58 340.1 340.1 294.4 340.2 0.01 22 169 12092 -57.5 -73.5 11 16.0 -57.7 295 52 358.6 358.6 298.4 358.6 0.01 23 150 12840 -61.1 -77.1 10 16.0 -61.3 295 48 364.8 364.8 299.6 364.8 0.01 24 139 13309 -63.5 -79.5 10 16.0 -63.6 292 51 368.6 368.6 300.3 368.7 0.01 25 100 15330 -62.3 -78.3 10 16.0 -62.5 280 64 407.4 407.4 306.2 407.4 0.01 26 87 16190 -61.9 -78.9 9 17.0 -62.1 278 66 424.7 424.7 308.3 424.8 0.01 27 70 17530 -62.9 -78.9 10 16.0 -63.1 275 68 449.8 449.8 310.8 449.9 0.01 28 60 18467 -65.9 -81.9 9 16.0 -66.1 273 72 463.4 463.4 312.1 463.4 0.01 29 52 19339 -62.5 -79.5 8 17.0 -62.9 271 76 490.7 490.7 314.3 490.7 0.01 30 50 19580 -62.5 -79.5 8 17.0 -62.9 270 77 496.2 496.2 314.7 496.3 0.01 31 30 22730 -62.7 -79.7 8 17.0 -63.3 260 95 573.7 573.7 319.3 573.9 0.02 32 26 23611 -62.7 -79.7 8 17.0 -63.4 260 105 597.7 597.7 320.5 597.9 0.03 33 20 25250 -56.5 -74.5 9 18.0 -58.2 260 122 663.2 663.3 323.2 663.9 0.08 34 15 27102 -50.3 -70.3 8 20.0 -54.1 740.7 740.8 325.7 742.5 0.20 35 13 28031 -52.7 -72.7 7 20.0 -56.2 763.3 763.4 326.3 764.8 0.16 36 11 29113 -51.1 -72.1 6 21.0 -55.5 806.5 806.6 327.4 808.6 0.20 TRP 279 8949 -62.3 -78.3 10 16.0 -62.4 305 62 303.8 303.8 282.9 303.8 0.00 WND 378 7022 -50.2 -66.8 13 16.5 -50.5 305 75 294.4 294.4 278.9 294.5 0.01 Sounding variables and indices 1000-500 mb thick: 5024.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.10 inches Sfc-500 mean rel hum: 57.35 % Est. max temperature: -5.99 C = 21.22 F Sfc-Lift cond lev (LCL): 910.67 mb = 828.06 m = 2716.69 ft T: -19.07 C 700-500 lapse rate: 5.13 C/km ThetaE index: 0.00 C Layer 1004.0- -0.0 mb Conv cond level (CCL): 687.20 mb = 2906.18 m = 9534.58 ft Mean mixing ratio: 0.66 g/kg Conv temperature: 2.23 C = 36.01 F Cap Strength: 18.34 C Lifted Index: 20.84 C Risk: None Lifted Index @300 mb: 28.16 C Lifted Index @700 mb: 11.83 C Showalter Index: 15.21 C Risk: None Total Totals Index: 33.50 C Risk: None Vertical Totals Index: 19.20 C Cross Totals Index: 14.30 C K Index: -8.00 Risk: None Sweat Index: 142.00 Risk: None Energy Index: 3.90 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 5.03 J/kg Max Up Vert Vel: 3.17 m/s Conv Inhibition (B-): 64951.55 J/kg Cap Strength: 20.53 C Lift Cond Lev (LCL): 865.28 mb = 1208.26 m = 3964.05 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 340 at 32 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 1004 96 290 5 4.7 -1.7 | 167 29 -6.6 28.5 1 1000 126 290 7 6.6 -2.4 | 170 28 -4.7 27.8 2 925 712 290 25 23.5 -8.6 | 209 25 12.2 21.7 3 850 1341 315 42 29.7 -29.7 | 268 18 18.4 0.5 4 700 2773 320 35 22.5 -26.8 | 253 12 11.2 3.4 5 500 5150 305 58 47.5 -33.3 | 275 36 36.3 -3.1 6 400 6650 305 75 61.4 -43.0 | 284 52 50.2 -12.8 7 378 7022 305 75 61.4 -43.0 | 284 52 50.2 -12.8 8 300 8500 300 66 57.2 -33.0 | 273 46 45.9 -2.8 9 279 8949 305 62 50.8 -35.6 | 278 40 39.5 -5.3 10 250 9630 295 62 56.2 -26.2 | 265 45 44.9 4.0 11 200 11030 295 58 52.6 -24.5 | 262 42 41.3 5.7 12 150 12840 295 48 43.5 -20.3 | 253 34 32.2 9.9 13 100 15330 280 64 63.0 -11.1 | 250 55 51.8 19.1 14 70 17530 275 68 67.7 -5.9 | 247 61 56.5 24.3 15 50 19580 270 77 77.0 -0.0 | 245 72 65.7 30.2 16 30 22730 260 95 93.6 16.5 | 240 95 82.3 46.7 17 20 25250 260 122 120.1 21.2 | 245 120 108.9 51.4 Wind Parameters Mean winds (0-6000m): 309.6 at 43.0 knts Storm direction: 339.6 at 32.2 knts Shear (0-3000m) pos: 3.5 neg: 3.2 tot: 6.7 10-3/s Storm rel Dir Shear (0-3000m): 95.4 deg Storm rel helicity (0-3000m) pos: 254.3 neg: -13.6 tot: 240.7 m^2/s^2 ave: 80.2 10^-3 m/s^2 rel: 0.73 Storm rel vorticity (0-3000m) horiz: 9.0 stream: 6.6 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.04 Bulk Shear: 122.39 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 ------------------------------------------------------------------------------- 500 290 14 184 26| 0.0 16.9 16.9|106.7 0.0 106.7 213.4 0.94| 16.9 16.0 1000 295 21 200 23| 8.1 8.5 16.5|202.0 0.0 202.0 202.0 0.95| 17.0 16.1 1500 304 27 217 19| 8.0 5.6 13.7|247.7 -1.8 245.8 163.9 0.92| 14.9 13.7 2000 308 30 228 17| 5.6 4.2 9.8|247.7 -6.8 240.9 120.4 0.84| 11.9 10.0 2500 311 32 234 16| 4.1 3.4 7.5|247.7 -12.2 235.5 94.2 0.76| 10.1 7.7 3000 312 33 237 15| 3.5 3.2 6.7|254.3 -13.6 240.7 80.2 0.73| 9.0 6.6 4000 313 35 246 16| 2.6 3.8 6.4|271.5 -13.6 257.8 64.5 0.67| 8.2 5.4 5000 311 39 255 19| 2.1 4.2 6.3|276.1 -14.3 261.7 52.3 0.57| 7.7 4.4 6000 310 43 263 22| 1.7 4.4 6.1|327.6 -14.3 313.3 52.2 0.55| 7.4 4.1 Wrote GIF file: /home/apache/climate/data/raob//U3921/skewt/U3921.skewt.20260107.00.gif