UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025101900.upa.cvt Date: 0000Z 19 OCT 25 Searching for X1736... Searching the city database file for: X1736 ... Date:0000Z 19 OCT 25 Station: X1736 WMO ident: 31736 Latitude: 48.53 Longitude: 135.23 ------------------------------------------------------------------------------- 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 ------------------------------------------------------------------------------- SFC 1014 73 -0.5 -4.8 73 4.3 -2.0 250 5 271.6 272.0 270.4 278.7 2.63 1 1000 184 -1.9 -7.9 63 6.0 -3.8 255 9 271.2 271.6 269.3 277.0 2.10 2 988 280 -2.9 -8.9 63 6.0 -4.8 257 10 271.2 271.5 269.1 276.6 1.97 3 925 799 -5.3 -11.3 63 6.0 -7.1 270 17 273.9 274.2 270.4 278.8 1.74 4 850 1458 -9.7 -15.7 62 6.0 -11.2 290 15 276.0 276.2 271.0 279.8 1.32 5 840 1549 -10.3 -17.3 56 7.0 -11.9 289 15 276.3 276.5 270.9 279.7 1.17 6 700 2920 -22.3 -28.3 58 6.0 -23.1 270 9 277.8 277.9 270.8 279.4 0.53 7 686 3068 -23.7 -28.7 63 5.0 -24.4 271 10 277.8 277.9 270.8 279.4 0.52 8 675 3187 -21.5 -26.5 64 5.0 -22.2 272 11 281.6 281.7 273.2 283.6 0.65 9 632 3672 -22.5 -28.5 58 6.0 -23.4 275 14 285.8 285.9 275.4 287.6 0.58 10 504 5304 -32.3 -39.3 50 7.0 -32.9 285 27 293.0 293.0 278.5 293.8 0.25 11 500 5360 -32.7 -39.7 50 7.0 -33.3 285 27 293.2 293.2 278.6 294.0 0.24 12 411 6707 -42.3 -49.3 46 7.0 -42.6 272 35 297.7 297.7 280.5 298.1 0.10 13 400 6890 -42.9 -50.9 41 8.0 -43.2 270 36 299.2 299.2 281.1 299.6 0.09 14 372 7376 -45.1 -54.1 36 9.0 -45.4 268 45 302.6 302.6 282.5 302.8 0.07 15 317 8437 -47.5 -57.5 31 10.0 -47.8 265 66 313.4 313.4 286.6 313.6 0.05 16 300 8800 -47.7 -58.7 27 11.0 -48.0 265 66 318.1 318.1 288.2 318.3 0.05 17 273 9421 -48.9 -59.9 27 11.0 -49.2 265 66 325.1 325.1 290.3 325.3 0.04 18 250 10000 -48.3 -60.3 24 12.0 -48.7 265 66 334.3 334.3 292.9 334.4 0.05 19 216 10969 -46.5 -59.5 21 13.0 -47.0 262 69 351.3 351.3 297.0 351.6 0.06 20 200 11480 -47.3 -61.3 19 14.0 -47.9 260 71 357.9 357.9 298.3 358.1 0.05 21 195 11647 -47.7 -61.9 18 14.2 -48.3 265 73 359.8 359.8 298.7 360.0 0.05 22 150 13360 -52.3 -68.3 13 16.0 -52.7 250 66 380.0 380.0 302.3 380.1 0.03 23 130 14285 -54.3 -70.3 12 16.0 -54.7 252 62 392.2 392.3 304.1 392.4 0.02 24 101 15915 -52.1 -69.1 11 17.0 -52.8 255 56 425.8 425.9 308.4 426.0 0.03 25 100 15980 -52.3 -69.3 11 17.0 -52.9 255 56 426.7 426.7 308.5 426.9 0.03 26 77 17663 -53.1 -71.1 9 18.0 -53.9 251 49 458.1 458.1 311.6 458.3 0.03 27 70 18280 -50.3 -69.3 9 19.0 -51.4 250 46 476.8 476.8 313.2 477.1 0.05 28 63 18968 -50.3 -69.3 9 19.0 -51.5 491.4 491.4 314.4 491.7 0.05 TRP 317 8437 -47.5 -57.5 31 10.0 -47.8 265 66 313.4 313.4 286.6 313.6 0.05 WND 195 11647 -47.7 -61.9 18 14.2 -48.3 265 73 359.8 359.8 298.7 360.0 0.05 Sounding variables and indices 1000-500 mb thick: 5176.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.22 inches Sfc-500 mean rel hum: 58.16 % Est. max temperature: 3.53 C = 38.36 F Sfc-Lift cond lev (LCL): 948.02 mb = 605.26 m = 1985.75 ft T: -4.40 C 700-500 lapse rate: 4.26 C/km ThetaE index: 2.13 C Layer 1000.0- 925.0 mb Conv cond level (CCL): 825.37 mb = 1681.25 m = 5515.86 ft Mean mixing ratio: 1.93 g/kg Conv temperature: 4.41 C = 39.93 F Cap Strength: 12.89 C Lifted Index: 12.98 C Risk: None Lifted Index @300 mb: 28.63 C Lifted Index @700 mb: 2.06 C Showalter Index: 11.40 C Risk: None Total Totals Index: 40.00 C Risk: None Vertical Totals Index: 23.00 C Cross Totals Index: 17.00 C K Index: 1.30 Risk: None Sweat Index: 57.00 Risk: None Energy Index: 2.94 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 8.09 J/kg Max Up Vert Vel: 4.02 m/s Conv Inhibition (B-): 30142.53 J/kg Cap Strength: 12.72 C Lift Cond Lev (LCL): 877.92 mb = 1206.10 m = 3956.98 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 310 at 13 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 1014 73 250 5 4.7 1.7 | 153 11 -5.1 9.9 1 1000 184 255 9 8.7 2.3 | 174 11 -1.1 10.5 2 925 799 270 17 17.0 -0.0 | 221 11 7.2 8.2 3 850 1458 290 15 14.1 -5.1 | 235 5 4.3 3.1 4 700 2920 270 9 9.0 -0.0 | 174 8 -0.8 8.2 5 500 5360 285 27 26.1 -7.0 | 266 16 16.3 1.2 6 400 6890 270 36 36.0 -0.0 | 253 27 26.2 8.2 7 317 8437 265 66 65.7 5.8 | 256 58 56.0 13.9 8 300 8800 265 66 65.7 5.8 | 256 58 56.0 13.9 9 250 10000 265 66 65.7 5.8 | 256 58 56.0 13.9 10 200 11480 260 71 69.9 12.3 | 251 64 60.1 20.5 11 195 11647 265 73 72.7 6.4 | 257 65 62.9 14.5 12 150 13360 250 66 62.0 22.6 | 240 61 52.2 30.8 13 100 15980 255 56 54.1 14.5 | 243 50 44.3 22.7 14 70 18280 250 46 43.2 15.7 | 234 41 33.4 23.9 Wind Parameters Mean winds (0-6000m): 279.9 at 17.0 knts Storm direction: 309.9 at 12.8 knts Shear (0-3000m) pos: 1.9 neg: 1.0 tot: 2.9 10-3/s Storm rel Dir Shear (0-3000m): 29.6 deg Storm rel helicity (0-3000m) pos: 41.2 neg: -10.8 tot: 30.4 m^2/s^2 ave: 10.1 10^-3 m/s^2 rel: 0.34 Storm rel vorticity (0-3000m) horiz: 4.5 stream: 1.5 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 0.95 Bulk Shear: 8.50 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 ------------------------------------------------------------------------------- 500 260 11 183 10| 9.6 0.0 9.6| 26.2 0.0 26.2 52.3 0.99| 9.8 9.7 1000 267 13 202 9| 6.2 0.0 6.2| 37.6 0.0 37.6 37.6 0.90| 7.8 7.0 1500 274 14 210 8| 3.8 0.0 3.8| 39.2 -0.8 38.4 25.6 0.73| 6.5 4.8 2000 277 14 211 8| 2.8 0.7 3.5| 39.2 -4.5 34.7 17.3 0.53| 5.6 2.9 2500 277 13 208 7| 2.3 1.0 3.3| 39.2 -8.4 30.8 12.3 0.38| 5.0 1.9 3000 277 13 204 7| 1.9 1.0 2.9| 41.2 -10.8 30.4 10.1 0.34| 4.5 1.5 4000 277 13 205 7| 2.4 0.7 3.1| 57.3 -10.8 46.5 11.6 0.48| 4.4 2.1 5000 279 15 218 8| 2.7 0.6 3.3| 75.8 -10.8 65.0 13.0 0.53| 4.3 2.3 6000 280 17 233 9| 2.2 0.6 2.8| 81.8 -20.8 61.1 10.2 0.44| 4.2 1.9 Wrote GIF file: /home/apache/climate/data/raob//X1736/skewt/X1736.skewt.20251019.00.gif