UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025122100.upa.cvt Date: 0000Z 21 DEC 25 Searching for UNNT... Searching the city database file for: UNNT ... Date:0000Z 21 DEC 25 Station: UNNT WMO ident: 29634 Latitude: 55.03 Longitude: 82.90 Elevation: 177.00 ------------------------------------------------------------------------------- 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 62 SFC 990 177 -6.9 -7.6 95 0.7 -7.1 280 5 267.0 267.4 266.6 272.9 2.18 2 925 664 -11.3 -12.8 89 1.5 -11.7 275 11 267.8 268.0 266.0 272.0 1.54 3 901 865 -13.9 -15.9 85 2.0 -14.3 273 13 267.1 267.3 265.0 270.5 1.23 4 850 1306 -15.5 -18.2 80 2.7 -16.0 270 17 269.9 270.1 266.7 272.9 1.07 5 700 2743 -23.5 -26.7 75 3.2 -23.9 265 27 276.5 276.6 270.1 278.3 0.61 6 615 3680 -27.7 -31.0 73 3.3 -28.1 253 30 282.1 282.1 273.2 283.5 0.47 7 500 5130 -39.3 -42.7 70 3.4 -39.5 235 35 285.1 285.2 274.4 285.7 0.18 8 485 5339 -40.3 -43.8 69 3.5 -40.5 235 36 286.4 286.4 275.0 286.9 0.16 9 425 6229 -47.9 -51.5 66 3.6 -48.0 235 42 287.7 287.7 275.6 288.0 0.08 10 400 6630 -48.7 -52.4 65 3.7 -48.8 235 44 291.7 291.7 277.6 292.0 0.07 11 397 6679 -48.9 -52.7 64 3.8 -49.0 240 44 292.1 292.1 277.8 292.3 0.07 12 300 8510 -50.9 -55.9 55 5.0 -51.0 250 50 313.6 313.6 286.7 313.9 0.07 13 250 9700 -51.3 -57.3 49 6.0 -51.5 260 54 329.8 329.8 291.7 330.1 0.07 14 231 10214 -51.3 -59.3 38 8.0 -51.5 262 55 337.3 337.4 293.7 337.6 0.06 15 200 11150 -51.7 -60.7 33 9.0 -52.0 265 58 350.9 350.9 296.9 351.1 0.05 16 182 11762 -51.7 -61.7 29 10.0 -52.0 267 55 360.5 360.5 298.8 360.7 0.05 17 150 13020 -50.9 -62.9 23 12.0 -51.4 270 48 382.4 382.4 302.6 382.6 0.05 18 100 15640 -54.3 -69.3 14 15.0 -54.8 280 38 422.8 422.8 308.0 423.0 0.03 19 85 16673 -56.5 -72.5 12 16.0 -57.0 280 42 438.5 438.5 309.7 438.6 0.02 20 70 17890 -60.5 -76.5 10 16.0 -60.9 280 46 455.0 455.0 311.3 455.0 0.02 21 50 19980 -63.1 -79.1 10 16.0 -63.4 275 52 494.8 494.8 314.6 494.9 0.02 22 30 23070 -69.3 -85.3 8 16.0 -69.6 270 56 555.7 555.7 318.4 555.8 0.01 23 24 24406 -68.1 -84.1 8 16.0 -68.5 595.8 595.8 320.4 595.9 0.01 TRP 397 6679 -48.9 -52.7 64 3.8 -49.0 240 44 292.1 292.1 277.8 292.3 0.07 WND Sounding variables and indices 1000-500 mb thick: 5068.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.18 inches Sfc-500 mean rel hum: 77.23 % Est. max temperature: -3.61 C = 25.49 F Sfc-Lift cond lev (LCL): 978.84 mb = 258.33 m = 847.54 ft T: -7.63 C 700-500 lapse rate: 6.62 C/km ThetaE index: 2.38 C Layer 925.0- 850.0 mb Conv cond level (CCL): 919.09 mb = 712.91 m = 2338.91 ft Mean mixing ratio: 1.67 g/kg Conv temperature: -6.32 C = 20.63 F Cap Strength: 9.49 C Lifted Index: 11.01 C Risk: None Lifted Index @300 mb: 29.53 C Lifted Index @700 mb: 5.43 C Showalter Index: 10.19 C Risk: None Total Totals Index: 44.90 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 21.10 C K Index: 2.40 Risk: None Sweat Index: 69.00 Risk: None Energy Index: 2.67 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 3.23 J/kg Max Up Vert Vel: 2.54 m/s Conv Inhibition (B-): 0.50 J/kg Cap Strength: 10.98 C Lift Cond Lev (LCL): 921.82 mb = 690.33 m = 2264.83 ft Lev Free Conv (LFC): 906.82 mb = 815.59 m = 2675.78 ft Equ Level (EL): 876.82 mb = 1070.77 m = 3512.98 ft B at Equ Level: 2.39 J/kg Max Parcel Lev (MPL): 856.82 mb = 1245.52 m = 4086.29 ft Wind level data Storm motion: 280 at 20 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 ---------------------------------------------------------- 0 990 177 280 5 4.9 -0.9 | 100 15 -14.7 2.7 1 925 664 275 11 11.0 -1.0 | 107 9 -8.7 2.6 2 850 1306 270 17 17.0 -0.0 | 144 4 -2.6 3.6 3 700 2743 265 27 26.9 2.4 | 231 9 7.3 5.9 4 500 5130 235 35 28.7 20.1 | 201 25 9.0 23.6 5 400 6630 235 44 36.0 25.2 | 210 33 16.4 28.8 6 397 6679 240 44 38.1 22.0 | 216 32 18.5 25.6 7 300 8510 250 50 47.0 17.1 | 233 34 27.4 20.7 8 250 9700 260 54 53.2 9.4 | 249 36 33.6 12.9 9 200 11150 265 58 57.8 5.1 | 257 39 38.2 8.6 10 150 13020 270 48 48.0 -0.0 | 263 29 28.4 3.6 11 100 15640 280 38 37.4 -6.6 | 280 18 17.8 -3.0 12 70 17890 280 46 45.3 -8.0 | 280 26 25.7 -4.4 13 50 19980 275 52 51.8 -4.5 | 272 32 32.2 -1.0 14 30 23070 270 56 56.0 -0.0 | 264 37 36.4 3.6 Wind Parameters Mean winds (0-6000m): 250.3 at 26.6 knts Storm direction: 280.3 at 19.9 knts Shear (0-3000m) pos: 0.0 neg: 4.1 tot: 4.1 10-3/s Storm rel Dir Shear (0-3000m): 123.5 deg Storm rel helicity (0-3000m) pos: 19.6 neg: -3.5 tot: 16.2 m^2/s^2 ave: 5.4 10^-3 m/s^2 rel: 0.44 Storm rel vorticity (0-3000m) horiz: 4.3 stream: 1.9 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.06 Bulk Shear: 51.24 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 ------------------------------------------------------------------------------- 500 277 8 103 12| 0.0 6.3 6.3| 3.8 0.0 3.8 7.5 0.21| 6.3 1.3 1000 274 11 107 9| 0.0 5.6 5.6| 8.4 0.0 8.4 8.4 0.36| 5.6 2.0 1500 272 13 115 7| 0.0 5.0 5.0| 12.4 0.0 12.4 8.3 0.51| 5.1 2.6 2000 270 15 127 6| 0.0 4.7 4.7| 16.1 0.0 16.1 8.0 0.57| 4.7 2.7 2500 269 17 146 5| 0.0 4.5 4.5| 19.5 0.0 19.5 7.8 0.56| 4.5 2.5 3000 267 19 168 4| 0.0 4.1 4.1| 19.6 -3.5 16.2 5.4 0.44| 4.3 1.9 4000 262 22 195 7| 0.0 3.6 3.6| 19.6 -17.2 2.4 0.6 0.24| 4.2 1.0 5000 255 24 201 10| 0.0 3.3 3.3| 19.6 -38.9 -19.2 -3.8 0.10| 4.2 0.4 6000 250 27 203 14| 0.0 3.3 3.3| 42.1 -38.9 3.3 0.5 0.15| 4.0 0.6 Wrote GIF file: /home/apache/climate/data/raob//UNNT/skewt/UNNT.skewt.20251221.00.gif