NBM Guidance for BLACK MTN RIDGE (BLKO3)
45.5736N 118.2386W
Elevation 4970 ft
HOURLY TO 24 HOURS:
BLKO3 NBM V5.0 NBH GUIDANCE 8/27/2026 1500 UTC
UTC 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15 16 Time (UTC)
PDT 09 10 11 12 13 14 15 16 17 18 19 20 21 22 23 00 01 02 03 04 05 06 07 08 09 Time (PDT)
TMP 63 64 66 68 70 72 72 71 69 67 65 61 61 60 59 58 56 55 54 53 52 51 52 56 58 Temperature(F)
TSD 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 SD of temp(F)
DPT 45 45 46 47 47 46 46 46 47 46 44 41 39 38 37 36 37 37 38 39 39 37 37 38 37 Dew point temp(F)
DSD 3 2 2 2 2 2 2 2 2 3 3 3 3 3 3 2 2 3 3 2 2 3 2 2 2 Dew point temp SD(F)
WBG 56 57 61 64 64 64 64 62 61 59 58 54 53 52 51 50 50 49 48 48 47 46 48 50 52 Wet bulb temp(F)
SKY 82 78 72 50 55 42 24 11 3 3 7 4 8 8 9 6 3 5 5 8 10 26 23 18 22 Sky cover(%)
SSD 16 17 17 27 31 33 23 16 3 5 8 4 9 9 9 7 3 5 5 5 11 30 30 27 31 Sky cover SD(%)
WDR 29 29 29 29 29 29 30 31 31 31 31 31 30 29 28 29 29 28 27 27 26 26 27 26 27 Wind dir (deg)
WSP 3 3 4 5 5 6 7 8 9 8 8 8 8 6 5 4 3 3 3 2 2 2 2 2 2 Wind spd (kts)
WSD 1 1 1 1 1 1 1 1 1 1 1 2 1 1 1 2 1 1 1 1 1 1 1 1 1 Wind spd SD(kts)
GST 6 7 8 9 11 12 13 14 15 14 14 14 12 10 8 7 5 4 4 4 3 3 3 3 5 Wind gust(kts)
GSD 1 1 2 2 1 2 2 2 2 2 2 3 3 2 2 2 2 2 1 1 1 1 1 1 1 Wind gust SD(kts)
P01 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1 1 1 1 1 0 0 0 0 0 0 1-hr PoP(%)
P06 1 1 1 6-hr PoP(%)
Q01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr QPF (.01")
T01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob of rain(%)
S01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr snow(1/10in)
SLV 109108108110109108108109111113114114115115115115112110108106105104104103102 Snow level 100s feet MSL
I01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1-hr ice(1/100in)
CIG 220210130-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
MVC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<=3000ft(%) MVFR
IFC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<1000ft(%) IFR
LIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob cig<500ft(%) LIFR
LCB 200190130130210210200220170160160170110170 60 60 30 1 50 1 1200200200310 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 0 0 0 0 2 16 19 20 21 16 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob vsby<=5mi(%) MVFR
IFV 0 0 0 0 1 7 10 9 10 6 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob vsby<3mi(%) IFR
LIV 0 0 0 0 0 2 3 2 3 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob vsby<1mi(%) LIFR
MHT 14 20 24 26 29 35 34 30 29 26 22 5 5 5 5 5 5 5 5 4 4 5 4 7 12 MixHgt 100s feet AGL
TWD 31 29 28 27 26 27 28 29 31 31 31 30 29 28 28 28 28 28 28 28 27 27 27 27 26 Transport wind dir
TWS 6 6 7 7 9 10 10 10 11 13 13 11 10 9 9 9 9 8 7 6 6 6 5 5 5 Transport wind spd(kts)
SOL 33 48 62 77 80 78 72 61 46 25 9 3 2 2 1 0 0 0 0 0 0 0 7 22 38 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
BLKO3 NBM V5.0 NBS GUIDANCE 8/27/2026 1500 UTC
DT /AUG 28 /AUG 29 /AUG 30
UTC 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 18 21 00 03 06 09 12 15 Time (UTC)
PDT 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 11 14 17 20 23 02 05 08 Time (PDT)
FHR 06 09 12 15 18 21 24 27 30 33 36 39 42 45 48 51 54 57 60 63 66 69 72 Forecast Hour
TXN 51 70 49 61 45 Max/Min Temp(F)
XND 3 2 4 3 2 SD of max/min temps(F)
TMP 72 69 61 59 55 52 56 64 69 68 60 58 54 50 53 57 60 58 52 51 49 47 50 Temperature(F)
TSD 2 2 2 2 2 2 2 2 2 2 2 3 4 4 2 3 3 2 2 2 2 2 2 SD of temp(F)
DPT 46 47 41 37 37 39 38 37 38 39 36 35 36 38 38 36 35 32 29 31 33 34 32 Dew point temp(F)
DSD 2 2 3 3 3 2 2 3 2 2 2 3 3 2 2 3 3 4 4 4 4 4 3 Dew point temp SD(F)
WBG 64 61 54 51 49 47 50 58 62 59 52 50 49 46 48 52 54 50 45 45 44 43 45 Wet bulb temp(F)
SKY 42 3 4 9 5 10 18 22 17 25 10 23 42 13 4 20 27 23 11 22 23 13 9 Sky cover(%)
SSD 33 3 4 9 5 11 27 32 15 25 20 19 37 11 2 32 30 23 12 16 17 12 11 Sky cover SD(%)
WDR 29 31 31 28 28 26 26 29 30 31 31 28 26 26 27 27 29 29 28 25 24 21 20 Wind dir (deg)
WSP 6 9 8 5 3 2 2 4 6 7 6 6 6 5 5 8 9 10 7 6 5 4 3 Wind spd (kts)
WSD 1 1 2 1 1 1 1 1 1 1 2 2 3 3 2 2 2 2 2 2 2 2 2 Wind spd SD(kts)
GST 12 15 14 8 4 3 3 8 11 13 10 10 8 7 9 14 17 17 12 9 7 5 6 Wind gust(kts)
GSD 2 2 3 2 2 1 1 1 2 2 3 3 4 4 4 3 3 3 4 4 3 3 3 Wind gust SD(kts)
P06 1 1 1 0 2 1 1 0 2 3 3 6-hr PoP(%)
P12 1 0 4 2 5 12-hr PoP(%)
Q06 0 0 0 0 0 0 0 0 0 0 0 6-hr QPF(.01in)
Q12 0 0 0 0 0 12-hr QPF(.01in)
DUR 0 0 0 0 0 Duration of precip(hrs)
T03 0 2 2 1 0 0 0 0 1 4 3 2 1 1 0 0 0 2 2 1 0 0 0 3-hr Tstm prob(%)
T06 2 3 0 0 4 4 2 0 2 2 0 6-hr Tstm prob(%)
T12 3 4 4 2 2 12-hr Tstm prob(%)
PZR 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob ZR(%)
PSN 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Snow(%)
PPL 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob Sleet/IP(%)
PRA 0 0 0 0 0 0 0 0 0 0 5 5 0 0 0 0 0 1 1 1 1 1 1 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 110110110120110100100100110110110110110 94 85 78 83 80 76 73 72 70 70 Snow level 100s feet MSL
I06 0 0 0 0 0 0 0 0 0 0 0 6-hr ice(1/100in)
CIG -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
IFC 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 Prob cig<1000ft(%) IFR
LCB 210170170 60 1 1200300180260 80 34 31 44 27 50 31 37140100 21100200 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
IFV 7 10 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Prob vsby<3mi(%) IFR
MHT 35 29 5 5 5 4 7 26 37 27 5 5 5 13 21 41 55 55 6 5 5 4 16 MixHgt 100s feet AGL
TWD 27 31 30 28 28 27 27 26 26 29 31 29 27 27 26 26 26 27 28 26 26 24 23 Transport wind dir
TWS 10 11 11 9 8 6 5 7 9 9 9 9 10 11 11 14 16 17 11 11 10 8 7 Transport wind spd(kts)
SOL 78 46 3 1 0 0 22 64 80 46 3 1 0 0 17 43 74 51 14 7 0 0 6 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
BLKO3 NBM V5.0 NBE GUIDANCE 8/27/2026 1500 UTC
FRI 28 |SAT 29 |SUN 30 |MON 31 |TUE 01 |WED 02 |THU 03 |FRI 04 CLIMO
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12 Time (UTC)
PDT 05 17 05 17 05 17 05 17 05 17 05 17 05 17 05 Time (PDT)
FHR 21| 33 45| 57 69| 81 93|105 117|129 141|153 165|177 189 Forecast Hour
TXN 51| 70 49| 61 45| 64 47| 73 52| 69 48| 64 47| 62 46 48 71 Max/Min Temp(F)
XND 3| 2 4| 3 2| 5 3| 4 5| 5 4| 7 4| 8 6 SD of max/min temps(F)
TMP 52| 68 50| 58 47| 62 49| 70 53| 66 50| 61 50| 59 49 Temperature(F)
TSD 2| 2 4| 2 2| 5 2| 4 5| 5 3| 8 4| 8 5 SD of temp(F)
DPT 39| 39 38| 32 34| 30 29| 30 32| 37 38| 39 39| 38 37 Dew point temp(F)
DSD 2| 2 2| 4 4| 3 3| 3 5| 5 4| 6 6| 6 6 Dew point temp SD(F)
WBG 47| 59 46| 50 43| 53 43| 58 46| 56 46| 54 46| 52 45 Wet bulb temp(F)
SKY 10| 25 13| 23 13| 9 16| 22 54| 41 52| 47 55| 44 26 Sky cover(%)
SSD 11| 25 11| 23 12| 14 24| 24 33| 28 28| 25 27| 31 20 Sky cover SD(%)
WDR 26| 31 26| 29 21| 30 15| 32 25| 30 22| 30 24| 30 24 Wind dir (deg)
WSP 2| 7 5| 10 4| 5 6| 6 3| 7 3| 6 4| 8 4 Wind spd (kts)
WSD 1| 1 3| 2 2| 1 3| 2 3| 2 3| 3 3| 3 3 Wind spd SD(kts)
GST 3| 13 7| 17 5| 10 8| 12 5| 13 5| 13 6| 15 7 Wind gust(kts)
GSD 1| 2 4| 3 3| 2 3| 3 3| 3 4| 4 4| 4 5 Wind gust SD(kts)
P12 1| 0 4| 2 5| 3 1| 0 1| 14 13| 24 31| 39 27 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 0 0| 0 0| 4 0| 3 4| 12 1 12-hr QPF(.01in)
Q24 | 0| 0| 0| 0| 4| 7| 13 26 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 0 0| 0 0| 1 0| 1 1| 3 1 Duration of precip(hrs)
T12 3| 4 4| 2 2| 1 1| 2 2| 9 7| 7 6| 12 9 12-hr Tstm prob(%)
PZR 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 0| 0 0| 1 1| 1 0| 0 3| 11 13| 27 32| 28 25 Cond prob of rain(%)
S12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 | 0| 0| 0| 0| 0| 0| 0 24-hr snow(1/10in)
SLV 105|112 94| 80 70| 84 91|104 102|100 89| 95 86| 91 83 Snow level 100s feet MSL
I12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 3| 51 1| 46 5| 47 6| 43 3| 19 2| 40 3| 24 5 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
BLKO3 NBM V5.0 NBX GUIDANCE 8/27/2026 1500 UTC
SAT 05| SUN 06| MON 07
UTC 00 12 |00 12 |00 12 Time (UTC)
PDT 17 05 |17 05 |17 05 Time (PDT)
FHR 201 213|225 237|249 261 Forecast Hour
TXN 62 45| 64 47| 66 48 Max/Min Temp(F)
XND 9 6| 10 6| 9 6 SD of max/min temps(F)
TMP 60 49| 62 50| 63 51 Temperature(F)
TSD 9 6| 9 6| 9 6 SD of temp(F)
DPT 37 36| 37 36| 38 36 Dew point temp(F)
DSD 7 6| 7 7| 7 7 Dew point temp SD(F)
WBG 52 45| 54 45| 55 46 Wet bulb temp(F)
SKY 25 24| 33 29| 24 27 Sky cover(%)
SSD 19 17| 31 11| 12 13 Sky cover SD(%)
WDR 31 25| 31 20| 32 16 Wind dir (deg)
WSP 7 4| 6 3| 5 4 Wind spd (kts)
WSD 3 3| 2 3| 2 3 Wind spd SD(kts)
GST 13 6| 12 5| 10 5 Wind gust(kts)
GSD 4 4| 3 3| 3 4 Wind gust SD(kts)
P12 29 14| 19 19| 15 13 12-hr PoP(%)
Q12 2 0| 5 4| 0 0 12-hr QPF(.01in)
Q24 2| 9| 0 24-hr QPF(.01in)
DUR 1 0| 1 1| 0 0 Duration of precip(hrs)
PZR 0 0| 0 0| 0 0 Cond prob ZR(%)
PSN 0 0| 0 0| 0 0 Cond prob Snow(%)
PPL 0 0| 0 0| 0 0 Cond prob Sleet/IP(%)
PRA 26 16| 21 12| 10 16 Cond prob of rain(%)
S12 0 0| 0 0| 0 0 12-hr snow(1/10in)
S24 0| 0| 0 24-hr snow(1/10in)
SLV 89 83| 90 86| 94 91 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 19 17| 21 6| 21 18 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
BLKO3 NBM V5.0 NBP GUIDANCE 8/27/2026 1300 UTC
FRI 28| SAT 29| SUN 30| MON 31| TUE 01| WED 02| THU 03| FRI 04| SAT 05|
UTC 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 12| 00 Time (UTC)
PDT 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 05| 17 Time (PDT)
FHR 23| 35 47| 59 71| 83 95|107 119|131 143|155 167|179 191|203 215|227 Forecast Hour
TXNMN 51| 70 51| 61 45| 63 47| 73 52| 69 48| 64 47| 62 46| 62 45| 62 Mean min/max temp(F)
TXNSD 3| 2 4| 3 2| 5 3| 4 5| 5 4| 7 4| 8 6| 9 6| 9 SD min/max temp(F)
TXNP1 48| 67 45| 57 42| 59 43| 68 45| 63 44| 56 43| 51 40| 50 39| 50 10th percentile min/max temp(F)
TXNP2 49| 68 47| 59 43| 61 45| 71 48| 65 45| 59 44| 56 43| 54 42| 54 25th percentile min/max temp(F)
TXNP5 51| 70 51| 61 45| 64 46| 74 51| 70 47| 63 46| 59 45| 61 44| 61 50th percentile min/max temp(F)
TXNP7 54| 71 54| 63 45| 67 48| 77 56| 73 50| 70 50| 67 47| 68 47| 68 75th percentile min/max temp(F)
TXNP9 55| 72 56| 64 47| 69 51| 78 59| 75 53| 73 52| 75 55| 75 52| 75 90th percentile min/max temp(F)
WSPP1 1| 5 2| 7 2| 4 3| 3 2| 4 1| 3 2| 4 2| 3 2| 3 10th percentile wnd(kts)
WSPP2 2| 6 3| 8 3| 5 3| 4 2| 6 2| 4 3| 5 3| 5 3| 5 25th percentile wnd(kts)
WSPP5 2| 7 5| 9 4| 5 6| 6 3| 7 3| 6 4| 7 4| 6 4| 6 50th percentile wnd(kts)
WSPP7 3| 7 7| 10 5| 6 7| 8 6| 8 6| 8 6| 9 7| 7 6| 7 75th percentile wnd(kts)
WSPP9 3| 8 9| 11 6| 7 9| 9 8| 9 7| 9 8| 10 9| 9 8| 8 90th percentile wnd(kts)
W24P1 | 10 | 8 | 10 | 7 | 8 | 8 | 8 | 8 | 7 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 10 | 9 | 11 | 8 | 9 | 9 | 9 | 9 | 9 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 11 | 10 | 13 | 8 | 10 | 10 | 10 | 11 | 10 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 12 | 10 | 14 | 9 | 11 | 12 | 11 | 12 | 11 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 13 | 11 | 15 | 10 | 12 | 13 | 13 | 14 | 13 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 15 | 14 | 16 | 12 | 13 | 14 | 12 | 13 | 12 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 16 | 14 | 18 | 13 | 15 | 15 | 15 | 15 | 14 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 17 | 16 | 20 | 14 | 16 | 17 | 17 | 19 | 17 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 19 | 17 | 21 | 15 | 17 | 19 | 20 | 22 | 19 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 20 | 17 | 23 | 17 | 19 | 21 | 23 | 24 | 23 90th percentile 24hr wnd gust exceedance(kts)
Q24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr QPF(1/100in)
Q24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr QPF(1/100in)
Q24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr QPF(1/100in)
Q24P7 | 0| 0| 0| 0| 1| 10| 27| 10| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 0| 0| 8| 62| 87| 46| 90th percentile 24hr QPF(1/100in)
S24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr snow accum(1/10in)
S24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr snow accum(1/10in)
S24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr snow accum(1/10in)
S24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr snow accum(1/10in)
S24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr snow accum(1/10in)
I24P1 | 0| 0| 0| 0| 0| 0| 0| 0| 10th percentile 24hr ice accum(1/100in)
I24P2 | 0| 0| 0| 0| 0| 0| 0| 0| 25th percentile 24hr ice accum(1/100in)
I24P5 | 0| 0| 0| 0| 0| 0| 0| 0| 50th percentile 24hr ice accum(1/100in)
I24P7 | 0| 0| 0| 0| 0| 0| 0| 0| 75th percentile 24hr ice accum(1/100in)
I24P9 | 0| 0| 0| 0| 0| 0| 0| 0| 90th percentile 24hr ice accum(1/100in)
SLPP1 016|010 014|011 016|011 011|006 009|007 012|009 013|010 012|012 013|011 10th percentile MSLP(mb)
SLPP2 016|011 015|012 017|012 012|006 010|008 014|012 015|012 014|013 016|013 25th percentile MSLP(mb)
SLPP5 016|011 016|014 018|014 014|008 012|010 016|013 018|014 018|015 019|016 50th percentile MSLP(mb)
SLPP7 018|012 016|014 019|016 017|010 014|011 017|015 020|017 020|018 021|018 75th percentile MSLP(mb)
SLPP9 018|012 017|015 020|017 018|011 015|013 018|016 021|019 023|019 023|020 90th percentile MSLP(mb)