UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025121700.upa.cvt Date: 0000Z 17 DEC 25 Searching for UNNT... Searching the city database file for: UNNT ... Date:0000Z 17 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 96 210 11 SFC 994 177 -7.7 -11.0 77 3.3 -8.6 210 11 265.9 266.2 264.9 270.4 1.66 2 945 544 -11.1 -14.6 75 3.5 -11.9 214 21 266.3 266.5 264.6 269.9 1.30 3 925 698 -12.3 -15.6 76 3.3 -13.0 215 25 266.7 266.9 264.7 270.1 1.22 4 864 1215 -16.7 -19.7 78 3.0 -17.3 219 33 267.4 267.5 264.6 270.0 0.93 5 850 1338 -17.1 -20.1 77 3.0 -17.6 220 35 268.2 268.4 265.2 270.8 0.91 6 758 2190 -21.3 -24.5 75 3.2 -21.8 220 43 272.6 272.7 267.8 274.6 0.69 7 700 2771 -26.3 -29.3 76 3.0 -26.6 220 48 273.4 273.4 267.9 274.8 0.48 8 669 3095 -29.3 -32.0 77 2.7 -29.6 221 49 273.6 273.6 267.8 274.7 0.39 9 570 4229 -32.1 -44.1 29 12.0 -32.9 226 53 283.1 283.1 273.2 283.5 0.13 10 503 5099 -38.1 -46.1 43 8.0 -38.5 230 56 286.1 286.1 274.8 286.5 0.12 11 500 5140 -38.3 -46.3 43 8.0 -38.7 230 56 286.3 286.4 274.9 286.7 0.12 12 480 5422 -40.5 -48.5 42 8.0 -40.8 231 57 287.0 287.0 275.3 287.3 0.10 13 400 6650 -49.1 -58.1 34 9.0 -49.3 235 64 291.2 291.2 277.3 291.3 0.04 14 394 6749 -50.1 -59.1 34 9.0 -50.3 230 66 291.1 291.1 277.3 291.3 0.03 15 344 7633 -51.4 -61.0 31 9.6 -51.6 235 71 300.9 300.9 281.7 301.0 0.03 16 314 8225 -52.3 -62.3 29 10.0 -52.5 238 68 307.6 307.6 284.4 307.7 0.03 17 300 8520 -52.5 -62.5 29 10.0 -52.7 240 66 311.3 311.4 285.8 311.5 0.03 18 250 9680 -53.7 -64.7 25 11.0 -53.9 245 62 326.2 326.2 290.7 326.3 0.03 19 238 9995 -54.1 -66.1 22 12.0 -54.3 246 60 330.2 330.3 291.8 330.3 0.02 20 200 11110 -53.9 -67.9 16 14.0 -54.2 250 54 347.4 347.4 296.1 347.5 0.02 21 179 11822 -53.5 -67.5 17 14.0 -53.8 254 52 359.3 359.3 298.6 359.4 0.02 22 150 12950 -56.1 -71.1 14 15.0 -56.4 260 50 373.4 373.4 301.2 373.5 0.02 23 149 12993 -56.3 -71.3 14 15.0 -56.6 260 50 373.8 373.8 301.2 373.9 0.02 24 100 15520 -57.9 -73.9 11 16.0 -58.2 265 48 415.9 415.9 307.2 415.9 0.02 25 70 17760 -60.3 -78.3 8 18.0 -60.7 275 46 455.4 455.4 311.4 455.5 0.01 26 57 19032 -63.5 -81.5 7 18.0 -63.8 275 46 475.7 475.7 313.1 475.7 0.01 27 50 19840 -61.7 -79.7 7 18.0 -62.1 275 46 498.1 498.1 314.8 498.2 0.01 28 30 23040 -58.5 -77.5 7 19.0 -59.5 270 50 585.2 585.2 319.9 585.4 0.03 29 24 24436 -58.3 -77.3 7 19.0 -59.6 273 53 624.3 624.3 321.7 624.6 0.04 30 20 25580 -57.9 -77.9 6 20.0 -59.5 275 56 658.9 659.0 323.0 659.3 0.05 31 10 30000 -51.3 -73.3 6 22.0 -56.0 260 73 828.1 828.2 328.0 830.0 0.19 32 9.4 30403 -50.7 -73.7 5 23.0 -55.9 845.1 845.2 328.3 847.1 0.19 TRP 394 6749 -50.1 -59.1 34 9.0 -50.3 230 66 291.1 291.1 277.3 291.3 0.03 WND 344 7633 -51.4 -61.0 31 9.6 -51.6 235 71 300.9 300.9 281.7 301.0 0.03 Sounding variables and indices 1000-500 mb thick: 5044.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.14 inches Sfc-500 mean rel hum: 63.38 % Est. max temperature: -5.11 C = 22.81 F Sfc-Lift cond lev (LCL): 943.02 mb = 558.97 m = 1833.88 ft T: -11.22 C 700-500 lapse rate: 5.07 C/km ThetaE index: 0.50 C Layer 945.0- 925.0 mb Conv cond level (CCL): 884.73 mb = 1035.50 m = 3397.27 ft Mean mixing ratio: 1.33 g/kg Conv temperature: -6.43 C = 20.43 F Cap Strength: 13.33 C Lifted Index: 13.48 C Risk: None Lifted Index @300 mb: 29.22 C Lifted Index @700 mb: 4.09 C Showalter Index: 12.92 C Risk: None Total Totals Index: 39.40 C Risk: None Vertical Totals Index: 21.20 C Cross Totals Index: 18.20 C K Index: -1.90 Risk: None Sweat Index: 172.71 Risk: None Energy Index: 3.31 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 4.56 J/kg Max Up Vert Vel: 3.02 m/s Conv Inhibition (B-): 65129.55 J/kg Cap Strength: 13.25 C Lift Cond Lev (LCL): 894.69 mb = 950.59 m = 3118.68 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 255 at 34 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 ---------------------------------------------------------- 0 994 177 210 11 5.5 9.5 | 91 28 -27.5 0.6 1 925 698 215 25 14.3 20.5 | 122 22 -18.7 11.5 2 850 1338 220 35 22.5 26.8 | 150 21 -10.5 17.8 3 700 2771 220 48 30.9 36.8 | 176 28 -2.1 27.8 4 500 5140 230 56 42.9 36.0 | 200 29 9.9 27.0 5 400 6650 235 64 52.4 36.7 | 215 34 19.4 27.7 6 394 6749 230 66 50.6 42.4 | 208 38 17.6 33.5 7 344 7633 235 71 58.2 40.7 | 218 41 25.2 31.8 8 300 8520 240 66 57.2 33.0 | 225 34 24.2 24.0 9 250 9680 245 62 56.2 26.2 | 233 29 23.2 17.2 10 200 11110 250 54 50.7 18.5 | 242 20 17.7 9.5 11 150 12950 260 50 49.2 8.7 | 271 16 16.2 -0.3 12 100 15520 265 48 47.8 4.2 | 288 16 14.8 -4.8 13 70 17760 275 46 45.8 -4.0 | 315 18 12.8 -13.0 14 50 19840 275 46 45.8 -4.0 | 315 18 12.8 -13.0 15 30 23040 270 50 50.0 -0.0 | 298 19 17.0 -9.0 16 20 25580 275 56 55.8 -4.9 | 301 27 22.8 -13.8 17 10 30000 260 73 71.9 12.7 | 265 39 38.9 3.7 Wind Parameters Mean winds (0-6000m): 224.8 at 45.6 knts Storm direction: 254.8 at 34.2 knts Shear (0-3000m) pos: 5.1 neg: 1.6 tot: 6.6 10-3/s Storm rel Dir Shear (0-3000m): 88.5 deg Storm rel helicity (0-3000m) pos: 221.3 neg: 0.0 tot: 221.3 m^2/s^2 ave: 73.8 10^-3 m/s^2 rel: 0.91 Storm rel vorticity (0-3000m) horiz: 6.8 stream: 6.1 10^-3/s Energy-Hel index: 0.01 Bulk Rich Number: 0.04 Bulk Shear: 107.12 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 ------------------------------------------------------------------------------- 500 213 18 104 24| 13.9 0.0 13.9| 79.2 0.0 79.2 158.5 0.91| 13.9 12.7 1000 216 23 116 22| 11.2 0.0 11.2|125.0 0.0 125.0 125.0 0.94| 11.2 10.5 1500 217 27 127 21| 9.4 0.0 9.4|155.3 0.0 155.3 103.5 0.94| 9.4 8.9 2000 218 30 136 21| 7.0 1.2 8.2|178.7 0.0 178.7 89.4 0.93| 8.2 7.7 2500 219 33 145 21| 5.6 1.9 7.5|202.1 0.0 202.1 80.9 0.91| 7.5 6.8 3000 219 36 151 21| 5.1 1.6 6.6|221.3 0.0 221.3 73.8 0.91| 6.8 6.1 4000 221 40 161 22| 4.3 1.2 5.5|258.7 0.0 258.7 64.7 0.92| 5.7 5.3 5000 223 43 170 23| 3.8 0.9 4.8|297.9 0.0 297.9 59.6 0.93| 5.1 4.7 6000 225 46 178 23| 3.7 0.8 4.5|341.3 0.0 341.3 56.9 0.92| 4.8 4.4 Wrote GIF file: /home/apache/climate/data/raob//UNNT/skewt/UNNT.skewt.20251217.00.gif