UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122700.upa.cvt Date: 0000Z 27 DEC 25 Searching for U9572... Searching the city database file for: U9572 ... Date:0000Z 27 DEC 25 Station: U9572 WMO ident: 29572 Latitude: 56.18 Longitude: 92.62 ------------------------------------------------------------------------------- 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 985 205 -13.3 -18.3 66 5.0 -14.2 290 29 261.0 261.1 259.8 263.5 0.92 2 925 681 -17.1 -23.1 60 6.0 -18.0 260 35 261.8 261.9 259.9 263.6 0.64 3 870 1137 -21.3 -27.3 58 6.0 -22.0 267 44 262.1 262.2 259.8 263.4 0.47 4 850 1308 -22.7 -28.7 58 6.0 -23.4 270 48 262.4 262.4 259.9 263.6 0.42 5 780 1934 -26.1 -30.8 65 4.7 -26.6 266 44 265.2 265.3 262.0 266.3 0.38 6 700 2709 -30.5 -36.5 56 6.0 -30.9 260 38 268.7 268.7 264.2 269.4 0.24 7 582 3996 -40.1 -45.1 59 5.0 -40.3 260 45 272.1 272.1 266.3 272.4 0.12 8 563 4223 -39.7 -44.7 59 5.0 -39.9 260 46 275.1 275.2 268.4 275.5 0.13 9 500 5030 -42.3 -48.3 52 6.0 -42.5 260 50 281.5 281.5 272.2 281.8 0.10 10 435 5964 -46.7 -54.7 40 8.0 -46.9 263 55 287.3 287.3 275.3 287.5 0.05 11 400 6520 -47.9 -55.9 39 8.0 -48.1 265 58 292.7 292.7 278.1 292.9 0.05 12 360 7211 -50.1 -58.8 35 8.7 -50.3 260 62 298.7 298.8 280.8 298.9 0.04 13 300 8390 -53.9 -63.9 28 10.0 -54.1 260 52 309.4 309.4 285.1 309.5 0.02 14 294 8519 -54.5 -64.5 28 10.0 -54.6 265 56 310.3 310.3 285.5 310.4 0.02 15 256 9407 -52.7 -62.7 29 10.0 -52.9 261 58 325.5 325.5 290.5 325.6 0.03 16 250 9560 -53.1 -63.1 29 10.0 -53.3 260 58 327.1 327.1 290.9 327.3 0.03 17 200 10990 -54.9 -65.9 24 11.0 -55.1 270 52 345.8 345.8 295.7 345.9 0.03 18 166 12184 -54.9 -66.9 21 12.0 -55.2 267 43 364.8 364.8 299.7 364.9 0.03 19 150 12830 -57.5 -69.5 20 12.0 -57.7 265 38 371.0 371.0 300.8 371.1 0.02 20 113 14588 -63.1 -75.1 18 12.0 -63.3 262 51 391.9 391.9 304.0 391.9 0.01 21 105 15039 -62.1 -74.1 19 12.0 -62.3 261 54 402.1 402.1 305.5 402.2 0.02 22 104 15098 -61.3 -73.3 19 12.0 -61.5 260 54 404.7 404.7 305.9 404.8 0.02 23 100 15340 -62.1 -74.1 19 12.0 -62.3 260 56 407.7 407.7 306.2 407.8 0.02 24 80 16727 -58.3 -71.3 17 13.0 -58.7 257 51 442.4 442.4 310.1 442.6 0.03 25 70 17560 -60.9 -73.9 16 13.0 -61.2 255 48 454.1 454.1 311.3 454.2 0.02 26 65 18022 -59.7 -72.7 17 13.0 -60.1 466.4 466.5 312.4 466.6 0.03 27 57 18846 -58.3 -71.3 17 13.0 -58.8 487.5 487.5 314.1 487.7 0.04 TRP 294 8519 -54.5 -64.5 28 10.0 -54.6 265 56 310.3 310.3 285.5 310.4 0.02 WND 360 7211 -50.1 -58.8 35 8.7 -50.3 260 62 298.7 298.8 280.8 298.9 0.04 Sounding variables and indices 1000-500 mb thick: 4940.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.07 inches Sfc-500 mean rel hum: 58.66 % Est. max temperature: -11.32 C = 11.62 F Sfc-Lift cond lev (LCL): 908.27 mb = 816.77 m = 2679.66 ft T: -18.35 C 700-500 lapse rate: 5.08 C/km ThetaE index: 0.21 C Layer 870.0- 850.0 mb Conv cond level (CCL): 836.05 mb = 1428.42 m = 4686.34 ft Mean mixing ratio: 0.70 g/kg Conv temperature: -11.36 C = 11.56 F Cap Strength: 10.03 C Lifted Index: 14.78 C Risk: None Lifted Index @300 mb: 32.48 C Lifted Index @700 mb: 5.34 C Showalter Index: 14.75 C Risk: None Total Totals Index: 33.20 C Risk: None Vertical Totals Index: 19.60 C Cross Totals Index: 13.60 C K Index: -15.10 Risk: None Sweat Index: 146.00 Risk: None Energy Index: 3.79 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.91 J/kg Max Up Vert Vel: 2.80 m/s Conv Inhibition (B-): 32456.33 J/kg Cap Strength: 14.50 C Lift Cond Lev (LCL): 853.56 mb = 1277.23 m = 4190.33 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 293 at 33 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 ---------------------------------------------------------- 0 985 205 290 29 27.3 -9.9 | 132 5 -3.5 3.1 1 925 681 260 35 34.5 6.1 | 191 19 3.8 19.1 2 850 1308 270 48 48.0 -0.0 | 233 22 17.3 13.0 3 700 2709 260 38 37.4 6.6 | 199 21 6.7 19.6 4 500 5030 260 50 49.2 8.7 | 220 29 18.5 21.7 5 400 6520 265 58 57.8 5.1 | 236 33 27.1 18.1 6 360 7211 260 62 61.1 10.8 | 232 39 30.3 23.8 7 300 8390 260 52 51.2 9.0 | 223 30 20.5 22.1 8 294 8519 265 56 55.8 4.9 | 234 31 25.1 17.9 9 250 9560 260 58 57.1 10.1 | 229 35 26.4 23.1 10 200 10990 270 52 52.0 -0.0 | 239 25 21.3 13.0 11 150 12830 265 38 37.9 3.3 | 204 18 7.1 16.3 12 100 15340 260 56 55.1 9.7 | 227 33 24.4 22.7 13 70 17560 255 48 46.4 12.4 | 212 30 15.6 25.4 Wind Parameters Mean winds (0-6000m): 263.0 at 44.5 knts Storm direction: 293.0 at 33.4 knts Shear (0-3000m) pos: 2.0 neg: 3.7 tot: 5.7 10-3/s Storm rel Dir Shear (0-3000m): 72.9 deg Storm rel helicity (0-3000m) pos: 101.6 neg: -68.0 tot: 33.6 m^2/s^2 ave: 11.2 10^-3 m/s^2 rel: 0.24 Storm rel vorticity (0-3000m) horiz: 8.1 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.15 Bulk Shear: 25.72 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 ------------------------------------------------------------------------------- 500 273 32 187 12| 0.0 18.2 18.2| 15.3 0.0 15.3 30.7 0.42| 18.4 7.7 1000 268 36 202 15| 6.1 9.1 15.1| 76.4 0.0 76.4 76.4 0.64| 15.3 9.9 1500 269 40 213 17| 4.0 6.2 10.3| 89.5 -19.9 69.6 46.4 0.50| 12.3 6.2 2000 268 41 214 18| 3.0 5.0 8.0| 89.5 -44.3 45.1 22.6 0.34| 10.3 3.5 2500 267 41 213 18| 2.4 4.3 6.8| 89.5 -68.0 21.4 8.6 0.21| 9.2 1.9 3000 266 40 211 19| 2.0 3.7 5.7|101.6 -68.0 33.6 11.2 0.24| 8.1 1.9 4000 264 41 211 20| 1.5 3.0 4.5|126.4 -68.0 58.4 14.6 0.29| 6.7 2.0 5000 263 43 213 21| 1.5 2.6 4.0|154.5 -68.0 86.4 17.3 0.33| 5.9 2.0 6000 263 44 216 23| 1.8 2.1 3.9|199.4 -68.0 131.4 21.9 0.39| 5.5 2.1 Wrote GIF file: /home/apache/climate/data/raob//U9572/skewt/U9572.skewt.20251227.00.gif