UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025120312.upa.cvt Date: 1200Z 3 DEC 25 Searching for PAMC... Searching the city database file for: PAMC ... Date:1200Z 3 DEC 25 Station: PAMC WMO ident: 69003 Latitude: 62.95 Longitude: -155.60 Elevation: 103.00 ------------------------------------------------------------------------------- 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 60 0 0 SFC 994 103 -5.3 -6.5 91 1.2 -5.7 0 0 268.3 268.7 267.8 274.7 2.36 2 980 215 -5.7 -6.2 96 0.5 -5.8 70 1 269.0 269.4 268.4 275.6 2.45 3 973 272 -4.7 -5.4 95 0.7 -5.0 105 2 270.6 271.0 269.7 277.7 2.62 4 944 511 -5.7 -6.1 97 0.4 -5.8 162 8 271.9 272.3 270.5 278.9 2.56 5 940 545 -5.3 -5.6 98 0.3 -5.4 168 9 272.6 273.1 271.1 279.9 2.67 6 933 604 -2.5 -2.6 99 0.1 -2.6 179 11 276.1 276.6 274.2 285.4 3.38 7 927 656 -1.3 -1.3 100 0.0 -1.3 195 14 277.8 278.4 275.7 288.1 3.75 8 925 673 -1.3 -1.3 100 0.0 -1.3 200 15 278.0 278.6 275.8 288.3 3.75 9 916 751 -0.9 -0.9 100 0.0 -0.9 205 17 279.2 279.8 276.6 290.0 3.91 10 913 777 -0.9 -0.9 100 0.0 -0.9 206 18 279.4 280.1 276.8 290.3 3.92 11 850 1347 -3.1 -3.1 100 0.0 -3.1 235 27 282.9 283.5 278.2 293.0 3.58 12 787 1954 -5.7 -6.1 97 0.4 -5.8 220 24 286.4 287.0 279.2 295.3 3.08 13 741 2423 -8.7 -8.9 98 0.2 -8.8 225 23 288.1 288.6 279.4 295.8 2.63 14 704 2818 -11.7 -13.1 89 1.4 -12.1 222 22 289.1 289.4 279.1 294.9 1.98 15 700 2862 -11.9 -13.2 90 1.3 -12.3 220 21 289.3 289.7 279.1 295.2 1.97 16 662 3287 -14.9 -15.6 94 0.7 -15.1 216 25 290.6 290.9 279.4 295.8 1.71 17 610 3902 -19.1 -21.1 84 2.0 -19.6 235 26 292.6 292.8 279.7 296.2 1.16 18 587 4188 -21.3 -23.3 84 2.0 -21.7 242 25 293.3 293.5 279.7 296.4 1.00 19 585 4213 -21.5 -23.6 83 2.1 -21.9 243 25 293.4 293.5 279.7 296.4 0.97 20 556 4586 -24.5 -25.8 89 1.3 -24.7 247 26 294.1 294.3 279.9 296.8 0.84 21 548 4691 -25.5 -27.9 80 2.4 -25.9 248 27 294.1 294.3 279.7 296.4 0.70 22 521 5056 -28.5 -31.3 77 2.8 -28.9 250 25 294.8 294.9 279.8 296.5 0.54 23 500 5350 -31.1 -34.2 74 3.1 -31.4 250 19 295.1 295.2 279.8 296.5 0.42 24 491 5478 -32.1 -35.1 75 3.0 -32.4 250 19 295.4 295.5 279.9 296.7 0.39 25 476 5697 -33.9 -38.6 62 4.7 -34.3 252 22 295.8 295.9 279.9 296.8 0.29 26 466 5845 -35.3 -39.6 65 4.3 -35.6 253 24 295.9 295.9 279.9 296.8 0.26 27 450 6087 -37.1 -40.5 71 3.4 -37.4 255 27 296.6 296.7 280.2 297.5 0.25 28 433 6352 -39.3 -43.6 64 4.3 -39.5 255 33 297.1 297.1 280.3 297.7 0.19 29 421 6544 -40.7 -43.4 75 2.7 -40.9 254 31 297.7 297.7 280.6 298.4 0.20 30 406 6790 -42.5 -45.7 71 3.2 -42.6 251 25 298.5 298.5 280.9 299.0 0.16 31 400 6890 -43.1 -47.1 65 4.0 -43.3 250 22 299.0 299.0 281.1 299.5 0.14 32 390 7059 -44.1 -48.7 60 4.6 -44.3 246 20 299.8 299.9 281.4 300.3 0.12 33 385 7145 -44.5 -46.4 81 1.9 -44.6 244 19 300.4 300.4 281.7 301.0 0.15 34 380 7232 -45.3 -46.8 85 1.5 -45.4 242 18 300.5 300.5 281.8 301.0 0.15 35 374 7338 -45.5 -48.7 70 3.2 -45.6 241 17 301.6 301.6 282.2 302.0 0.12 36 371 7391 -45.9 -48.2 77 2.3 -46.0 244 16 301.8 301.8 282.3 302.2 0.13 37 363 7535 -46.9 -50.9 64 4.0 -47.0 251 15 302.3 302.3 282.4 302.7 0.10 38 357 7645 -47.3 -54.3 45 7.0 -47.5 255 14 303.2 303.2 282.8 303.5 0.07 39 352 7738 -46.9 -58.9 24 12.0 -47.2 253 14 305.0 305.0 283.4 305.1 0.04 40 345 7870 -46.5 -63.5 13 17.0 -46.9 251 14 307.3 307.3 284.3 307.4 0.02 41 332 8124 -45.9 -68.9 6 23.0 -46.3 239 10 311.5 311.5 285.9 311.5 0.01 42 311 8555 -48.7 -67.7 9 19.0 -49.0 213 3 313.5 313.5 286.6 313.5 0.01 43 300 8790 -49.5 -67.5 10 18.0 -49.8 185 8 315.6 315.6 287.3 315.6 0.01 44 271 9458 -51.3 -71.3 7 20.0 -51.6 245 15 322.3 322.3 289.5 322.3 0.01 45 255 9859 -48.7 -75.7 3 27.0 -49.1 227 23 331.8 331.8 292.2 331.8 0.01 46 250 9990 -48.7 -76.7 2 28.0 -49.1 230 24 333.7 333.7 292.7 333.7 0.00 47 238 10311 -48.1 -77.1 2 29.0 -48.6 233 27 339.3 339.3 294.1 339.3 0.00 48 237 10339 -48.1 -77.1 2 29.0 -48.6 234 28 339.7 339.7 294.3 339.7 0.00 49 225 10678 -49.3 -78.3 2 29.0 -49.8 237 31 343.0 343.0 295.0 343.0 0.00 50 201 11417 -46.5 -79.5 1 33.0 -47.2 231 42 358.6 358.6 298.4 358.6 0.00 51 200 11450 -46.5 -79.5 1 33.0 -47.2 230 43 359.1 359.1 298.5 359.2 0.00 52 180 12150 -47.5 -80.5 1 33.0 -48.2 227 50 368.5 368.5 300.3 368.5 0.00 53 150 13360 -46.7 -80.7 1 34.0 -47.6 220 55 389.6 389.6 303.8 389.6 0.00 54 140 13818 -45.9 -80.9 1 35.0 -47.0 221 54 398.8 398.8 305.0 398.8 0.00 55 116 15058 -49.5 -82.5 1 33.0 -50.4 225 56 414.1 414.1 307.0 414.1 0.00 56 100 16030 -48.9 -82.9 1 34.0 -50.0 225 67 433.2 433.2 309.2 433.3 0.00 57 96 16299 -49.4 -83.4 1 34.0 -50.4 225 70 437.5 437.5 309.6 437.5 0.00 58 93 16507 -49.7 -83.7 1 34.0 -50.7 225 70 440.8 440.8 310.0 440.8 0.00 59 88 16871 -47.5 -83.5 1 36.0 -48.8 224 66 452.2 452.2 311.1 452.2 0.00 60 86 17023 -48.7 -83.7 1 35.0 -49.9 223 65 452.7 452.7 311.1 452.8 0.00 61 75 17931 -45.7 -82.7 1 37.0 -47.6 221 56 477.1 477.1 313.2 477.1 0.01 62 70 18390 -46.9 -82.9 1 36.0 -48.6 230 52 484.1 484.1 313.8 484.1 0.01 63 66 18778 -47.1 -83.1 1 36.0 -48.9 226 49 491.8 491.8 314.4 491.9 0.01 64 63 19084 -48.9 -83.9 1 35.0 -50.5 227 50 494.4 494.5 314.5 494.5 0.01 65 61 19296 -47.3 -83.3 1 36.0 -49.2 229 52 502.6 502.6 315.1 502.6 0.01 66 56 19861 -46.3 -83.3 1 37.0 -48.5 235 54 517.3 517.3 316.1 517.4 0.01 67 54 20101 -47.7 -83.7 1 36.0 -49.7 235 44 519.5 519.5 316.3 519.5 0.01 68 50 20610 -46.1 -83.1 1 37.0 -48.6 230 46 534.8 534.8 317.2 534.9 0.01 69 39 22280 -42.1 -82.1 0 40.0 -46.2 230 55 584.3 584.3 319.9 584.4 0.01 70 31 23829 -44.1 -83.1 1 39.0 -48.3 230 62 618.6 618.6 321.5 618.7 0.01 71 30 24050 -43.5 -82.5 1 39.0 -47.9 230 63 626.1 626.1 321.7 626.2 0.01 72 28 24513 -42.1 -82.1 0 40.0 -47.3 229 63 642.4 642.4 322.4 642.5 0.02 73 24 25551 -42.3 -82.3 0 40.0 -47.9 227 53 670.8 670.8 323.4 670.9 0.02 74 20 26770 -45.9 -83.9 1 38.0 -50.7 240 43 695.7 695.7 324.3 695.8 0.02 75 18 27469 -47.7 -84.7 1 37.0 -52.2 242 43 711.3 711.3 324.8 711.4 0.02 76 17 27847 -45.9 -83.9 1 38.0 -51.2 243 44 728.8 728.8 325.3 728.9 0.02 77 15 28677 -47.7 -84.7 1 37.0 -52.8 246 45 749.4 749.4 325.9 749.5 0.02 78 14 29135 -45.9 -83.9 1 38.0 -52.0 246 46 770.4 770.4 326.5 770.6 0.02 79 12 30164 -44.7 -83.7 1 39.0 -51.8 249 50 809.4 809.4 327.5 809.6 0.03 80 11 30742 -47.5 -84.5 1 37.0 -53.7 250 52 819.6 819.6 327.7 819.8 0.03 TRP 271 9458 -51.3 -71.3 7 20.0 -51.6 245 15 322.3 322.3 289.5 322.3 0.01 WND 96 16299 -49.4 -83.4 1 34.0 -50.4 225 70 437.5 437.5 309.6 437.5 0.00 Sounding variables and indices 1000-500 mb thick: 5290.00 m Freezing level: Surface below freezing Wetbulb zero: Below ground Precipitable water: 0.47 inches Sfc-500 mean rel hum: 91.40 % Est. max temperature: 9.58 C = 49.25 F Sfc-Lift cond lev (LCL): 975.13 mb = 254.53 m = 835.06 ft T: -5.00 C 700-500 lapse rate: 7.72 C/km ThetaE index: 0.87 C Layer 704.0- 700.0 mb Conv cond level (CCL): 994.00 mb = 103.00 m = 337.92 ft Mean mixing ratio: 3.09 g/kg Conv temperature: -2.98 C = 26.63 F Cap Strength: 10.74 C Lifted Index: 10.77 C Risk: None Lifted Index @300 mb: 23.37 C Lifted Index @700 mb: 8.82 C Showalter Index: 2.86 C Risk: Showers probable Total Totals Index: 56.00 C Risk: Severe Thunderstorms probable Vertical Totals Index: 28.00 C Cross Totals Index: 28.00 C K Index: 23.60 Risk: 20-40 % chance of thunderstorms Sweat Index: 270.35 Risk: None Energy Index: 0.73 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 59.38 J/kg Max Up Vert Vel: 10.90 m/s Conv Inhibition (B-): 62894.09 J/kg Cap Strength: 10.78 C Lift Cond Lev (LCL): 940.49 mb = 540.54 m = 1773.40 ft Lev Free Conv (LFC): -1.00 mb = -9999.00 m = -9999.00 ft Wind level data Storm motion: 263 at 17 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 ---------------------------------------------------------- 0 994 103 0 0 -0.0 -0.0 | 83 17 -16.5 -2.0 1 969 305 125 2 -1.6 1.1 | 87 18 -18.1 -0.9 2 932 610 180 11 0.0 11.0 | 119 19 -16.5 9.0 3 925 673 200 15 5.1 14.1 | 137 17 -11.4 12.1 4 897 914 215 22 12.6 18.0 | 166 16 -3.9 16.0 5 864 1219 230 26 19.9 16.7 | 193 15 3.4 14.7 6 850 1347 235 27 22.1 15.5 | 203 15 5.6 13.5 7 831 1524 235 19 15.6 10.9 | 174 9 -0.9 8.9 8 799 1829 220 23 14.8 17.6 | 174 16 -1.7 15.6 9 768 2134 220 26 16.7 19.9 | 181 18 0.2 17.9 10 739 2438 225 23 16.3 16.3 | 179 14 -0.2 14.3 11 711 2743 225 23 16.3 16.3 | 179 14 -0.2 14.3 12 700 2862 220 21 13.5 16.1 | 168 14 -3.0 14.1 13 655 3353 215 26 14.9 21.3 | 175 19 -1.6 19.3 14 629 3658 230 26 19.9 16.7 | 193 15 3.4 14.7 15 579 4267 245 25 22.7 10.6 | 216 11 6.2 8.6 16 533 4877 250 28 26.3 9.6 | 232 12 9.8 7.6 17 500 5350 250 19 17.9 6.5 | 197 5 1.4 4.5 18 490 5486 250 19 17.9 6.5 | 197 5 1.4 4.5 19 449 6096 255 27 26.1 7.0 | 243 11 9.6 5.0 20 429 6401 255 34 32.8 8.8 | 247 18 16.4 6.8 21 400 6890 250 22 20.7 7.5 | 217 7 4.2 5.5 22 375 7315 240 17 14.7 8.5 | 165 7 -1.8 6.5 23 358 7620 255 14 13.5 3.6 | 119 3 -3.0 1.6 24 342 7925 250 14 13.2 4.8 | 130 4 -3.3 2.8 25 312 8534 215 3 1.7 2.5 | 92 15 -14.8 0.4 26 300 8790 185 8 0.7 8.0 | 111 17 -15.8 6.0 27 298 8839 190 10 1.7 9.8 | 118 17 -14.7 7.8 28 284 9144 200 8 2.7 7.5 | 112 15 -13.7 5.5 29 271 9449 240 10 8.7 5.0 | 111 8 -7.8 3.0 30 271 9458 245 15 13.6 6.3 | 146 5 -2.9 4.3 31 259 9754 225 23 16.3 16.3 | 179 14 -0.2 14.3 32 250 9990 230 24 18.4 15.4 | 188 14 1.9 13.4 33 215 10973 240 34 29.4 17.0 | 221 20 13.0 15.0 34 200 11450 230 43 32.9 27.6 | 213 30 16.5 25.6 35 196 11582 225 40 28.3 28.3 | 204 29 11.8 26.3 36 163 12802 230 61 46.7 39.2 | 219 48 30.2 37.2 37 150 13360 220 55 35.4 42.1 | 205 44 18.9 40.1 38 118 14935 225 51 36.1 36.1 | 210 39 19.6 34.1 39 113 15240 225 64 45.3 45.3 | 214 52 28.8 43.2 40 100 16030 225 67 47.4 47.4 | 214 55 30.9 45.4 41 98 16154 225 67 47.4 47.4 | 214 55 30.9 45.4 42 96 16299 225 70 49.5 49.5 | 215 58 33.0 47.5 43 94 16459 225 70 49.5 49.5 | 215 58 33.0 47.5 44 71 18288 220 53 34.1 40.6 | 204 42 17.6 38.6 45 70 18390 230 52 39.8 33.4 | 217 39 23.4 31.4 46 65 18898 225 48 33.9 33.9 | 209 36 17.5 31.9 47 56 19812 235 56 45.9 32.1 | 224 42 29.4 30.1 48 54 20117 235 43 35.2 24.7 | 220 29 18.7 22.7 49 50 20610 230 46 35.2 29.6 | 214 33 18.8 27.6 50 45 21336 230 50 38.3 32.1 | 216 37 21.8 30.1 51 30 24050 230 63 48.3 40.5 | 220 50 31.8 38.5 52 29 24384 230 63 48.3 40.5 | 220 50 31.8 38.5 53 26 24994 225 63 44.5 44.5 | 213 51 28.1 42.5 54 22 26213 230 42 32.2 27.0 | 212 30 15.7 25.0 55 20 26770 240 43 37.2 21.5 | 227 28 20.8 19.5 56 16 27432 245 44 39.9 18.6 | 235 29 23.4 16.6 57 11 28346 250 52 48.9 17.8 | 244 36 32.4 15.8 58 7 29566 220 63 40.5 48.3 | 207 52 24.0 46.3 59 6 29870 235 48 39.3 27.5 | 222 34 22.8 25.5 60 5 30175 225 47 33.2 33.2 | 208 35 16.8 31.2 Wind Parameters Mean winds (0-6000m): 233.0 at 22.1 knts Storm direction: 263.0 at 16.6 knts Shear (0-3000m) pos: 3.1 neg: 1.6 tot: 4.7 10-3/s Storm rel Dir Shear (0-3000m): 89.4 deg Storm rel helicity (0-3000m) pos: 173.2 neg: -27.4 tot: 145.8 m^2/s^2 ave: 48.6 10^-3 m/s^2 rel: 0.49 Storm rel vorticity (0-3000m) horiz: 10.6 stream: 5.1 10^-3/s Energy-Hel index: 0.06 Bulk Rich Number: 1.04 Bulk Shear: 57.23 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 ------------------------------------------------------------------------------- 500 167 4 97 18| 11.1 0.0 11.1| 60.2 -1.6 58.6 117.3 0.86| 13.9 12.0 1000 205 12 127 14| 12.6 0.0 12.6|142.8 -1.6 141.3 141.3 0.93| 16.9 15.7 1500 219 16 148 12| 6.9 0.0 6.9|160.9 -15.1 145.8 97.2 0.66| 15.7 10.4 2000 220 18 156 13| 5.2 1.8 7.0|168.5 -16.1 152.4 76.2 0.60| 13.7 8.2 2500 221 19 162 13| 3.7 1.5 5.2|169.1 -17.7 151.5 60.6 0.56| 11.7 6.5 3000 221 20 164 13| 3.1 1.6 4.7|173.2 -27.4 145.8 48.6 0.49| 10.6 5.1 4000 223 21 171 14| 3.0 1.2 4.2|214.1 -27.4 186.7 46.7 0.53| 9.7 5.1 5000 229 22 181 13| 2.4 1.0 3.4|227.6 -31.2 196.5 39.3 0.51| 8.7 4.4 6000 233 22 186 11| 2.3 0.8 3.2|237.8 -35.8 202.0 33.7 0.46| 8.4 3.9 Wrote GIF file: /home/apache/climate/data/raob//PAMC/skewt/PAMC.skewt.20251203.12.gif