UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025102912.upa.cvt Date: 1200Z 29 OCT 25 Searching for U2845... Searching the city database file for: U2845 ... Date:1200Z 29 OCT 25 Station: U2845 WMO ident: 22845 Latitude: 61.50 Longitude: 38.93 ------------------------------------------------------------------------------- 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 -2 SFC 985 121 4.2 3.1 93 1.1 3.7 180 3 278.6 279.4 277.6 291.8 4.85 2 979 170 2.8 0.4 84 2.4 1.8 184 3 277.6 278.3 276.0 288.7 4.02 3 925 627 0.2 -2.0 85 2.2 -0.7 225 7 279.5 280.1 276.4 289.4 3.56 4 850 1303 -2.3 -4.5 85 2.2 -3.1 290 7 283.7 284.3 278.1 292.9 3.22 5 823 1558 -3.9 -6.1 85 2.2 -4.7 293 8 284.7 285.2 278.2 293.1 2.94 6 817 1616 -2.9 -5.0 85 2.1 -3.7 294 9 286.3 286.9 279.4 295.6 3.22 7 810 1684 -4.5 -6.7 85 2.2 -5.3 295 9 285.3 285.8 278.4 293.6 2.85 8 780 1980 -5.5 -7.8 84 2.3 -6.3 299 11 287.4 287.8 279.2 295.3 2.72 9 700 2819 -11.7 -14.3 81 2.6 -12.5 310 15 289.5 289.8 279.0 294.9 1.80 10 548 4649 -24.7 -28.4 71 3.7 -25.3 295 14 295.1 295.2 280.1 297.2 0.67 11 500 5310 -29.9 -33.7 69 3.8 -30.3 290 13 296.6 296.7 280.5 298.1 0.44 12 400 6850 -42.7 -46.3 68 3.6 -42.9 285 7 299.5 299.5 281.3 300.0 0.15 13 327 8184 -53.1 -57.2 61 4.1 -53.2 331 7 302.9 303.0 282.7 303.1 0.05 14 300 8740 -54.3 -58.6 59 4.3 -54.4 350 7 308.8 308.8 284.9 309.0 0.05 15 292 8911 -55.5 -59.6 60 4.1 -55.6 350 5 309.5 309.5 285.2 309.7 0.04 16 250 9900 -52.1 -56.9 56 4.8 -52.2 175 3 328.6 328.6 291.4 328.9 0.07 17 236 10274 -51.1 -56.1 55 5.0 -51.2 189 6 335.6 335.6 293.3 335.9 0.08 18 200 11350 -51.3 -58.3 43 7.0 -51.5 230 13 351.5 351.5 297.0 351.8 0.07 19 150 13220 -52.3 -61.3 33 9.0 -52.7 230 17 380.0 380.0 302.3 380.3 0.07 20 129 14190 -52.9 -62.9 29 10.0 -53.3 236 19 395.6 395.6 304.6 395.9 0.06 21 122 14548 -52.9 -62.9 29 10.0 -53.3 238 20 402.0 402.0 305.5 402.3 0.07 22 100 15820 -55.1 -66.1 24 11.0 -55.5 245 23 421.3 421.3 307.9 421.5 0.05 23 70 18080 -59.5 -70.5 23 11.0 -59.9 250 23 457.1 457.1 311.5 457.3 0.04 24 50 20160 -62.5 -73.5 21 11.0 -62.9 260 29 496.2 496.2 314.7 496.4 0.04 25 32 22880 -67.9 -78.9 19 11.0 -68.2 264 34 549.3 549.3 318.1 549.5 0.02 26 30 23270 -66.5 -77.5 20 11.0 -66.8 265 35 563.4 563.4 318.8 563.6 0.03 27 27 23911 -66.1 -77.1 20 11.0 -66.5 268 36 581.7 581.7 319.8 582.0 0.04 28 20 25720 -69.7 -79.7 22 10.0 -70.0 275 38 622.8 622.8 321.6 623.1 0.03 29 18 26348 -69.5 -79.5 22 10.0 -69.9 642.5 642.5 322.4 642.8 0.04 TRP 292 8911 -55.5 -59.6 60 4.1 -55.6 350 5 309.5 309.5 285.2 309.7 0.04 WND Sounding variables and indices 1000-500 mb thick: 5312.00 m Freezing level: 919.00 mb = 681.08 m = 2234.49 ft Wetbulb zero: 939.99 mb = 497.58 m = 1632.47 ft Precipitable water: 0.46 inches Sfc-500 mean rel hum: 79.35 % Est. max temperature: 9.88 C = 49.78 F Sfc-Lift cond lev (LCL): 968.34 mb = 258.46 m = 847.94 ft T: 2.30 C 700-500 lapse rate: 7.31 C/km ThetaE index: 3.17 C Layer 979.0- 925.0 mb Conv cond level (CCL): 841.35 mb = 1383.89 m = 4540.27 ft Mean mixing ratio: 3.70 g/kg Conv temperature: 9.66 C = 49.38 F Cap Strength: 6.01 C Lifted Index: 6.58 C Risk: None Lifted Index @300 mb: 13.59 C Lifted Index @700 mb: 4.16 C Showalter Index: 4.18 C Risk: None Total Totals Index: 53.00 C Risk: Scattered heavy thunderstorms Vertical Totals Index: 27.60 C Cross Totals Index: 25.40 C K Index: 20.50 Risk: 20-40 % chance of thunderstorms Sweat Index: 107.00 Risk: None Energy Index: 1.06 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 15.50 J/kg Max Up Vert Vel: 5.57 m/s Conv Inhibition (B-): 48306.13 J/kg Cap Strength: 6.53 C Lift Cond Lev (LCL): 902.11 mb = 827.29 m = 2714.18 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 325 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 ---------------------------------------------------------- 0 985 121 180 3 0.0 3.0 | 154 11 -4.9 10.1 1 925 627 225 7 4.9 4.9 | 180 12 0.1 12.0 2 850 1303 290 7 6.6 -2.4 | 200 5 1.7 4.7 3 700 2819 310 15 11.5 -9.6 | 291 7 6.6 -2.6 4 500 5310 290 13 12.2 -4.4 | 250 8 7.3 2.6 5 400 6850 285 7 6.8 -1.8 | 200 6 1.9 5.2 6 300 8740 350 7 1.2 -6.9 | 92 4 -3.7 0.2 7 292 8911 350 5 0.9 -4.9 | 118 5 -4.0 2.1 8 250 9900 175 3 -0.3 3.0 | 153 11 -5.1 10.0 9 200 11350 230 13 10.0 8.4 | 198 16 5.1 15.4 10 150 13220 230 17 13.0 10.9 | 204 20 8.1 18.0 11 100 15820 245 23 20.8 9.7 | 224 23 16.0 16.8 12 70 18080 250 23 21.6 7.9 | 228 22 16.7 14.9 13 50 20160 260 29 28.6 5.0 | 243 27 23.7 12.1 14 30 23270 265 35 34.9 3.1 | 251 32 30.0 10.1 15 20 25720 275 38 37.9 -3.3 | 264 33 33.0 3.7 Wind Parameters Mean winds (0-6000m): 295.3 at 11.4 knts Storm direction: 325.3 at 8.6 knts Shear (0-3000m) pos: 2.9 neg: 0.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 131.8 deg Storm rel helicity (0-3000m) pos: 36.8 neg: -1.3 tot: 35.6 m^2/s^2 ave: 11.9 10^-3 m/s^2 rel: 0.70 Storm rel vorticity (0-3000m) horiz: 4.0 stream: 2.8 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.82 Bulk Shear: 18.90 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 ------------------------------------------------------------------------------- 500 212 5 169 12| 5.4 0.0 5.4| 16.9 0.0 16.9 33.8 0.97| 5.7 5.5 1000 233 6 179 11| 4.0 0.0 4.0| 24.9 0.0 24.9 24.9 0.73| 5.9 4.3 1500 255 6 189 9| 3.5 0.0 3.5| 27.6 0.0 27.6 18.4 0.68| 5.2 3.6 2000 272 7 200 7| 3.4 0.0 3.4| 31.1 0.0 31.1 15.6 0.73| 4.7 3.4 2500 285 8 214 6| 3.3 0.0 3.3| 35.1 0.0 35.1 14.0 0.75| 4.4 3.3 3000 292 9 228 5| 2.9 0.0 2.9| 36.8 -1.3 35.6 11.9 0.70| 4.0 2.8 4000 296 11 244 5| 2.2 0.3 2.4| 36.8 -5.3 31.5 7.9 0.56| 3.2 1.8 5000 297 11 250 6| 1.7 0.4 2.2| 36.8 -9.3 27.5 5.5 0.44| 2.8 1.2 6000 295 11 248 6| 1.4 0.6 2.0| 36.8 -15.0 21.9 3.6 0.29| 2.6 0.8 Wrote GIF file: /home/apache/climate/data/raob//U2845/skewt/U2845.skewt.20251029.12.gif