UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122800.upa.cvt Date: 0000Z 28 DEC 25 Searching for USPP... Searching the city database file for: USPP ... Date:0000Z 28 DEC 25 Station: USPP WMO ident: 28225 Latitude: 57.95 Longitude: 56.20 Elevation: 170.00 ------------------------------------------------------------------------------- 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 19 SFC 981 170 -10.3 -12.3 85 2.0 -10.8 135 3 264.3 264.5 263.5 268.4 1.51 2 925 618 -12.3 -15.2 79 2.9 -12.9 200 27 266.7 266.9 264.8 270.2 1.27 3 903 802 -11.7 -14.4 80 2.7 -12.3 204 26 269.2 269.4 266.7 273.0 1.39 4 850 1263 -14.9 -17.9 78 3.0 -15.5 215 23 270.5 270.7 267.1 273.6 1.10 5 815 1580 -16.3 -19.4 77 3.1 -16.9 219 28 272.3 272.5 268.1 275.2 1.01 6 804 1682 -16.1 -19.1 78 3.0 -16.7 221 29 273.6 273.8 269.1 276.6 1.05 7 700 2715 -21.1 -23.6 80 2.5 -21.5 235 44 279.1 279.3 272.1 281.5 0.81 8 648 3280 -24.5 -27.5 76 3.0 -24.9 235 42 281.5 281.6 273.1 283.4 0.62 9 500 5110 -38.7 -42.1 70 3.4 -38.9 235 36 285.9 285.9 274.8 286.5 0.19 10 445 5901 -45.3 -48.6 69 3.3 -45.4 227 34 287.2 287.2 275.4 287.6 0.10 11 403 6561 -47.9 -51.1 69 3.2 -48.0 220 33 292.1 292.1 277.9 292.4 0.09 12 400 6610 -47.9 -51.1 69 3.2 -48.0 225 35 292.7 292.8 278.2 293.0 0.09 13 377 7002 -47.9 -51.2 69 3.3 -48.0 222 35 297.7 297.8 280.5 298.1 0.09 14 347 7551 -47.1 -51.1 63 4.0 -47.3 218 35 306.0 306.0 283.9 306.3 0.10 15 300 8510 -49.9 -55.9 49 6.0 -50.1 210 35 315.0 315.0 287.2 315.3 0.07 16 250 9690 -50.5 -58.5 38 8.0 -50.7 220 31 331.0 331.0 292.0 331.2 0.06 17 200 11140 -53.1 -63.1 29 10.0 -53.4 235 21 348.7 348.7 296.4 348.9 0.04 18 197 11237 -53.5 -63.5 28 10.0 -53.7 349.6 349.6 296.5 349.7 0.04 19 192 11403 -52.5 -62.5 29 10.0 -52.8 353.7 353.7 297.5 353.9 0.04 TRP 403 6561 -47.9 -51.1 69 3.2 -48.0 220 33 292.1 292.1 277.9 292.4 0.09 WND Sounding variables and indices 1000-500 mb thick: 5091.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 76.80 % Est. max temperature: -3.14 C = 26.35 F Sfc-Lift cond lev (LCL): 949.92 mb = 415.41 m = 1362.89 ft T: -11.40 C 700-500 lapse rate: 7.35 C/km ThetaE index: 0.00 C Layer 981.0- 0.0 mb Conv cond level (CCL): 831.41 mb = 1429.82 m = 4690.95 ft Mean mixing ratio: 1.36 g/kg Conv temperature: -3.16 C = 26.31 F Cap Strength: 10.34 C Lifted Index: 12.61 C Risk: None Lifted Index @300 mb: 31.41 C Lifted Index @700 mb: 8.82 C Showalter Index: 10.26 C Risk: None Total Totals Index: 44.60 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 20.80 C K Index: 3.40 Risk: None Sweat Index: 149.75 Risk: None Energy Index: 2.72 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 24.23 J/kg Max Up Vert Vel: 6.96 m/s Conv Inhibition (B-): 9068.99 J/kg Cap Strength: 12.60 C Lift Cond Lev (LCL): 891.52 mb = 899.77 m = 2951.95 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 259 at 26 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 ---------------------------------------------------------- 0 981 170 135 3 -2.1 2.1 | 84 27 -27.3 -2.7 1 925 618 200 27 9.2 25.4 | 142 26 -16.0 20.6 2 850 1263 215 23 13.2 18.8 | 139 18 -12.0 14.0 3 700 2715 235 44 36.0 25.2 | 208 23 10.8 20.4 4 500 5110 235 36 29.5 20.6 | 195 16 4.3 15.9 5 403 6561 220 33 21.2 25.3 | 169 21 -4.0 20.5 6 400 6610 225 35 24.7 24.7 | 179 20 -0.5 20.0 7 300 8510 210 35 17.5 30.3 | 163 27 -7.7 25.5 8 250 9690 220 31 19.9 23.7 | 164 20 -5.3 19.0 9 200 11140 235 21 17.2 12.0 | 132 11 -8.0 7.3 Wind Parameters Mean winds (0-6000m): 229.2 at 34.2 knts Storm direction: 259.2 at 25.7 knts Shear (0-3000m) pos: 7.4 neg: 0.0 tot: 7.4 10-3/s Storm rel Dir Shear (0-3000m): 121.7 deg Storm rel helicity (0-3000m) pos: 338.5 neg: -8.5 tot: 329.9 m^2/s^2 ave: 110.0 10^-3 m/s^2 rel: 0.81 Storm rel vorticity (0-3000m) horiz: 10.7 stream: 8.7 10^-3/s Energy-Hel index: 0.04 Bulk Rich Number: 0.36 Bulk Shear: 67.61 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 ------------------------------------------------------------------------------- 500 196 16 117 23| 26.4 0.0 26.4|218.9 0.0 218.9 437.7 0.96| 31.1 29.8 1000 202 21 130 22| 11.9 0.0 11.9|218.9 -3.8 215.0 215.0 0.78| 18.6 14.6 1500 208 22 135 21| 9.9 0.0 9.9|249.3 -4.8 244.5 163.0 0.79| 14.9 11.8 2000 214 25 144 20| 9.4 0.0 9.4|289.6 -4.8 284.8 142.4 0.82| 13.3 10.9 2500 220 28 156 18| 9.0 0.0 9.0|334.6 -4.8 329.8 131.9 0.84| 12.4 10.4 3000 223 30 166 18| 7.4 0.0 7.4|338.5 -8.5 329.9 110.0 0.81| 10.7 8.7 4000 227 33 177 18| 5.5 0.4 6.0|338.5 -17.9 320.6 80.2 0.74| 8.5 6.3 5000 229 34 182 17| 4.4 0.7 5.1|338.5 -28.3 310.2 62.0 0.67| 7.1 4.8 6000 229 34 182 18| 3.7 1.0 4.7|338.5 -56.3 282.1 47.0 0.54| 6.5 3.5 Wrote GIF file: /home/apache/climate/data/raob//USPP/skewt/USPP.skewt.20251228.00.gif