UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120612.upa.cvt Date: 1200Z 6 DEC 25 Searching for U1824... Searching the city database file for: U1824 ... Date:1200Z 6 DEC 25 Station: U1824 WMO ident: 21824 Latitude: 71.58 Longitude: 128.92 ------------------------------------------------------------------------------- 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 -56 275 25 SFC 992 4 -18.1 -21.3 76 3.2 -18.6 275 25 255.6 255.7 255.1 257.5 0.70 2 987 42 -18.5 -27.5 45 9.0 -19.6 278 24 255.6 255.7 254.4 256.7 0.40 3 971 163 -19.3 -28.3 45 9.0 -20.3 286 21 256.0 256.1 254.7 257.1 0.38 4 935 445 -18.3 -27.3 45 9.0 -19.4 305 15 259.8 259.9 257.9 261.0 0.44 5 925 525 -18.9 -27.9 45 9.0 -20.0 310 13 260.0 260.0 258.0 261.2 0.42 6 857 1088 -23.5 -30.5 53 7.0 -24.2 310 17 260.9 261.0 258.6 261.9 0.35 7 850 1148 -23.7 -30.7 53 7.0 -24.4 310 17 261.3 261.4 258.9 262.3 0.35 8 809 1509 -24.3 -31.3 52 7.0 -25.0 325 13 264.4 264.5 261.3 265.4 0.35 9 803 1563 -22.5 -29.5 53 7.0 -23.3 328 13 266.9 266.9 263.3 268.1 0.41 10 800 1591 -19.1 -27.1 49 8.0 -20.2 329 13 270.8 270.9 266.2 272.3 0.52 11 784 1741 -17.9 -26.9 45 9.0 -19.3 335 11 273.6 273.7 268.2 275.3 0.54 12 716 2417 -19.7 -27.7 49 8.0 -20.9 3 5 278.9 279.0 271.5 280.5 0.55 13 700 2584 -20.7 -28.7 49 8.0 -21.8 10 3 279.6 279.6 271.8 281.1 0.51 14 688 2711 -21.7 -29.7 48 8.0 -22.8 2 3 279.8 279.9 271.9 281.3 0.47 15 642 3217 -25.7 -31.7 57 6.0 -26.4 329 3 280.9 281.0 272.4 282.2 0.42 16 500 4990 -35.7 -38.8 73 3.1 -35.9 210 3 289.5 289.6 276.9 290.4 0.27 17 464 5507 -38.1 -40.4 79 2.3 -38.2 197 4 292.8 292.8 278.4 293.6 0.24 18 400 6510 -46.5 -47.7 87 1.2 -46.6 170 5 294.6 294.6 279.1 295.0 0.13 19 371 7004 -50.9 -51.2 97 0.3 -50.9 185 6 295.1 295.1 279.3 295.4 0.09 20 369 7039 -50.9 -50.9 100 0.0 -50.9 186 6 295.6 295.6 279.5 295.9 0.10 21 367 7074 -51.1 -51.1 100 0.0 -51.1 187 6 295.8 295.8 279.6 296.1 0.09 22 356 7272 -51.7 -51.7 100 0.0 -51.7 193 6 297.6 297.6 280.4 297.9 0.09 23 330 7761 -53.3 -53.3 100 0.0 -53.3 209 7 301.9 301.9 282.3 302.2 0.08 24 312 8120 -55.1 -55.1 100 0.0 -55.1 220 7 304.2 304.3 283.2 304.5 0.07 25 300 8370 -55.1 -55.1 100 0.0 -55.1 215 9 307.7 307.7 284.5 307.9 0.07 26 274 8951 -54.3 -54.3 100 0.0 -54.3 198 7 316.9 316.9 287.8 317.3 0.09 27 252 9489 -53.5 -53.5 100 0.0 -53.5 182 5 325.8 325.8 290.6 326.2 0.10 28 250 9540 -53.3 -53.6 96 0.3 -53.3 180 5 326.8 326.8 290.9 327.2 0.10 29 249 9566 -53.5 -53.5 100 0.0 -53.5 180 5 326.9 326.9 290.9 327.3 0.11 30 248 9592 -53.5 -53.5 100 0.0 -53.5 179 5 327.3 327.3 291.0 327.7 0.11 31 242 9750 -53.3 -53.3 100 0.0 -53.3 178 7 329.9 329.9 291.8 330.3 0.11 32 228 10134 -53.3 -53.3 100 0.0 -53.3 174 10 335.5 335.6 293.3 336.0 0.12 33 216 10483 -53.3 -53.3 100 0.0 -53.3 170 13 340.8 340.8 294.6 341.3 0.12 34 212 10604 -52.7 -53.1 95 0.4 -52.7 169 14 343.5 343.6 295.3 344.1 0.13 35 205 10821 -53.3 -53.3 100 0.0 -53.3 167 16 345.9 345.9 295.8 346.5 0.13 36 200 10980 -54.1 -54.1 100 0.0 -54.1 165 17 347.1 347.1 296.1 347.6 0.12 37 150 12810 -55.7 -55.7 100 0.0 -55.7 165 27 374.1 374.1 301.4 374.7 0.13 38 100 15380 -57.7 -57.7 100 0.0 -57.7 180 36 416.2 416.3 307.4 417.0 0.16 39 70 17610 -62.1 -62.1 100 0.0 -62.1 180 46 451.5 451.6 311.1 452.2 0.13 40 50 19690 -63.7 -63.7 100 0.0 -63.7 185 64 493.4 493.4 314.5 494.3 0.15 41 48 19940 -64.7 -64.7 100 0.0 -64.7 185 68 496.8 496.9 314.8 497.7 0.13 42 46 20199 -65.7 -65.7 100 0.0 -65.7 500.5 500.5 315.0 501.2 0.12 TRP 312 8120 -55.1 -55.1 100 0.0 -55.1 220 7 304.2 304.3 283.2 304.5 0.07 WND 48 19940 -64.7 -64.7 100 0.0 -64.7 185 68 496.8 496.9 314.8 497.7 0.13 Sounding variables and indices 1000-500 mb thick: 5046.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.11 inches Sfc-500 mean rel hum: 54.96 % Est. max temperature: -11.85 C = 10.68 F Sfc-Lift cond lev (LCL): 941.21 mb = 395.52 m = 1297.64 ft T: -18.48 C 700-500 lapse rate: 6.23 C/km ThetaE index: 0.81 C Layer 987.0- 971.0 mb Conv cond level (CCL): 521.63 mb = 4689.51 m = 15385.34 ft Mean mixing ratio: 0.41 g/kg Conv temperature: 14.25 C = 57.66 F Cap Strength: 19.05 C Lifted Index: 24.57 C Risk: None Lifted Index @300 mb: 34.06 C Lifted Index @700 mb: 18.48 C Showalter Index: 22.41 C Risk: None Total Totals Index: 17.00 C Risk: None Vertical Totals Index: 12.00 C Cross Totals Index: 5.00 C K Index: -26.70 Risk: None Sweat Index: 37.00 Risk: None Energy Index: 6.04 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 22.62 J/kg Max Up Vert Vel: 6.73 m/s Conv Inhibition (B-): 39261.03 J/kg Cap Strength: 24.35 C Lift Cond Lev (LCL): 815.33 mb = 1451.71 m = 4762.76 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 330 at 5 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 ---------------------------------------------------------- 0 992 4 275 25 24.9 -2.2 | 263 22 22.1 2.6 1 925 525 310 13 10.0 -8.4 | 297 8 7.2 -3.6 2 850 1148 310 17 13.0 -10.9 | 301 12 10.2 -6.2 3 700 2584 10 3 -0.5 -3.0 | 118 4 -3.3 1.8 4 500 4990 210 3 1.5 2.6 | 170 7 -1.3 7.3 5 400 6510 170 5 -0.9 4.9 | 159 10 -3.7 9.7 6 312 8120 220 7 4.5 5.4 | 190 10 1.7 10.1 7 300 8370 215 9 5.2 7.4 | 191 12 2.4 12.1 8 250 9540 180 5 0.0 5.0 | 164 10 -2.8 9.7 9 200 10980 165 17 -4.4 16.4 | 161 22 -7.2 21.2 10 150 12810 165 27 -7.0 26.1 | 162 32 -9.8 30.8 11 100 15380 180 36 0.0 36.0 | 176 41 -2.8 40.7 12 70 17610 180 46 0.0 46.0 | 177 51 -2.8 50.7 13 50 19690 185 64 5.6 63.8 | 182 69 2.8 68.5 Wind Parameters Mean winds (0-6000m): 299.6 at 7.3 knts Storm direction: 329.6 at 5.5 knts Shear (0-3000m) pos: 4.4 neg: 0.3 tot: 4.6 10-3/s Storm rel Dir Shear (0-3000m): -128.0 deg Storm rel helicity (0-3000m) pos: 60.2 neg: 0.0 tot: 60.2 m^2/s^2 ave: 20.1 10^-3 m/s^2 rel: 0.63 Storm rel vorticity (0-3000m) horiz: 6.7 stream: 4.2 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 1.14 Bulk Shear: 19.82 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 ------------------------------------------------------------------------------- 500 286 19 272 16| 16.1 0.0 16.1| 36.1 0.0 36.1 72.2 0.52| 16.6 8.7 1000 297 17 283 13| 7.7 0.0 7.7| 38.1 0.0 38.1 38.1 0.49| 9.8 4.8 1500 302 16 290 12| 6.6 0.0 6.6| 47.9 0.0 47.9 31.9 0.52| 8.5 4.5 2000 307 15 295 10| 6.1 0.0 6.1| 54.8 0.0 54.8 27.4 0.56| 8.0 4.5 2500 307 13 293 9| 5.2 0.0 5.2| 58.9 0.0 58.9 23.5 0.62| 7.5 4.7 3000 308 12 291 7| 4.4 0.3 4.6| 60.2 0.0 60.2 20.1 0.63| 6.7 4.2 4000 308 10 283 5| 3.3 0.6 3.9| 62.0 0.0 62.0 15.5 0.63| 5.4 3.4 5000 306 8 270 4| 2.6 0.7 3.3| 62.0 -2.5 59.5 11.9 0.55| 4.7 2.6 6000 300 7 253 4| 2.2 0.7 2.9| 62.0 -4.4 57.5 9.6 0.51| 4.1 2.1 Wrote GIF file: /home/apache/climate/data/raob//U1824/skewt/U1824.skewt.20251206.12.gif