NBM Guidance for MUTTON MOUNTAIN (MMFO3)
44.9255N 121.1977W
Elevation 3976 ft
HOURLY TO 24 HOURS:
MMFO3 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 61 64 67 69 72 73 73 73 69 67 63 58 55 54 54 53 52 52 51 50 50 49 50 52 55 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 1 1 1 SD of temp(F)
DPT 49 50 48 47 44 41 38 36 35 37 39 41 43 43 43 43 42 42 43 41 42 42 42 42 42 Dew point temp(F)
DSD 2 2 2 3 4 5 4 3 4 4 4 4 3 3 3 4 3 3 2 3 2 2 2 2 2 Dew point temp SD(F)
WBG 57 60 62 65 65 64 63 61 58 57 55 51 50 50 50 49 48 48 48 47 47 46 48 49 51 Wet bulb temp(F)
SKY 10 9 2 7 8 17 5 2 1 2 7 5 11 16 19 14 17 19 15 17 14 20 33 13 16 Sky cover(%)
SSD 13 10 6 21 14 22 5 3 2 2 7 5 9 10 10 8 10 11 11 13 13 18 30 25 33 Sky cover SD(%)
WDR 26 24 24 25 28 29 29 29 30 30 30 31 31 31 30 30 29 28 28 27 25 27 28 28 27 Wind dir (deg)
WSP 6 6 7 8 9 10 11 13 14 14 14 12 11 11 10 8 7 6 6 6 6 6 5 5 5 Wind spd (kts)
WSD 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 Wind spd SD(kts)
GST 9 10 11 13 15 18 20 22 23 23 22 20 18 16 13 11 9 8 8 8 7 7 7 7 7 Wind gust(kts)
GSD 3 3 3 3 4 4 4 3 3 3 3 4 4 4 4 3 3 3 3 2 3 2 2 2 2 Wind gust SD(kts)
P01 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 PoP(%)
P06 0 0 0 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 103101 97 95 96 96 97 97 97 96 93 91 88 86 85 83 81 81 81 80 80 80 79 79 80 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 -88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88-88 Ceiling height*
MVC 8 5 3 1 0 1 0 0 0 0 1 0 1 1 2 2 4 5 6 7 8 9 9 8 7 Prob cig<=3000ft(%) MVFR
IFC 2 1 0 0 0 0 0 0 0 0 0 0 0 0 1 1 2 2 2 2 1 2 2 3 2 Prob cig<1000ft(%) IFR
LIC 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 2 1 1 1 1 1 1 Prob cig<500ft(%) LIFR
LCB 130 70 16 60 70 80130140150160170150150160150150-88240150200180240170230220 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
MVV 14 10 7 7 6 7 5 5 4 4 4 3 2 2 2 2 4 5 6 7 8 10 11 11 10 Prob vsby<=5mi(%) MVFR
IFV 5 3 2 2 1 1 1 1 1 1 1 0 0 0 0 0 0 1 1 3 4 5 6 6 5 Prob vsby<3mi(%) IFR
LIV 3 2 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 3 3 3 3 Prob vsby<1mi(%) LIFR
MHT 20 31 40 51 61 63 61 53 40 33 21 9 5 5 5 5 5 5 4 4 5 4 4 5 14 MixHgt 100s feet AGL
TWD 26 24 24 24 24 26 26 27 28 28 30 31 31 30 30 28 28 28 28 28 27 27 28 27 27 Transport wind dir
TWS 6 6 7 9 11 13 14 14 14 14 14 12 11 11 10 8 7 6 6 6 6 6 5 5 5 Transport wind spd(kts)
SOL 37 53 65 81 82 83 77 66 52 30 12 3 2 2 2 0 0 0 0 0 0 0 4 18 31 Solar rad (10s W/m2)
3-HOURLY TO 60 HOURS:
MMFO3 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 49 74 48 65 47 Max/Min Temp(F)
XND 4 2 4 2 3 SD of max/min temps(F)
TMP 73 69 58 54 52 50 52 64 71 68 57 53 51 49 52 59 64 59 51 49 49 47 50 Temperature(F)
TSD 2 2 2 2 2 2 1 1 2 3 2 2 2 2 1 2 2 3 2 1 1 1 1 SD of temp(F)
DPT 41 35 41 43 42 42 42 41 36 38 41 41 40 41 40 37 32 32 37 37 36 36 36 Dew point temp(F)
DSD 5 4 4 3 3 2 2 2 3 4 3 3 2 2 2 3 4 4 4 3 2 2 2 Dew point temp SD(F)
WBG 64 58 51 50 48 47 49 59 63 59 52 48 46 46 48 54 57 51 46 45 45 43 45 Wet bulb temp(F)
SKY 17 1 5 19 19 14 13 1 0 0 7 19 17 12 6 12 7 3 11 26 22 13 9 Sky cover(%)
SSD 22 2 5 10 11 13 25 8 0 0 7 12 8 12 4 9 19 7 17 13 10 9 8 Sky cover SD(%)
WDR 29 30 31 30 28 25 28 29 30 30 30 29 27 27 27 29 30 30 30 28 24 23 22 Wind dir (deg)
WSP 10 14 12 10 6 6 5 4 6 14 15 15 13 12 11 12 14 16 13 10 10 7 7 Wind spd (kts)
WSD 2 2 2 2 2 2 2 2 2 3 3 4 4 4 4 2 3 3 3 3 4 3 2 Wind spd SD(kts)
GST 18 23 20 13 8 7 7 7 12 22 25 24 18 15 17 19 24 26 22 14 12 10 9 Wind gust(kts)
GSD 4 3 4 4 3 3 2 3 3 4 4 7 7 7 7 4 4 4 5 6 6 5 4 Wind gust SD(kts)
P06 0 0 0 0 1 0 0 0 0 1 0 6-hr PoP(%)
P12 0 0 1 0 1 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 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3-hr Tstm prob(%)
T06 0 0 0 0 0 1 0 0 2 1 0 6-hr Tstm prob(%)
T12 0 0 1 2 1 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 0 0 0 0 0 0 0 0 0 0 0 0 0 Cond prob of rain(%)
S06 0 0 0 0 0 0 0 0 0 0 0 6-hr snow(1/10in)
SLV 96 97 91 85 81 80 79 81 88 96 88 81 79 78 70 69 69 69 72 71 69 69 69 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 1 2 1 3 0 0 0 0 2 3 5 3 2 0 0 0 2 3 3 4 Prob cig<1000ft(%) IFR
LCB 80150150150240180230210200140-88-88-88 36180 30 38200120230170160120 Lowest cloud base*
VIS 100100100100100100100100100100100100100100100100100100100100100100100 Visibility*
IFV 1 1 0 0 1 4 6 3 2 2 1 0 2 4 5 0 0 0 0 0 3 4 4 Prob vsby<3mi(%) IFR
MHT 63 40 9 5 5 5 5 33 62 46 9 5 5 5 16 48 62 50 12 5 5 4 6 MixHgt 100s feet AGL
TWD 26 28 31 30 28 27 27 28 28 28 29 29 28 28 28 28 29 30 30 28 25 23 23 Transport wind dir
TWS 13 14 12 10 6 6 5 4 7 14 15 15 13 12 11 13 16 16 13 10 10 7 7 Transport wind spd(kts)
SOL 83 52 3 2 0 0 18 63 84 53 5 2 0 0 15 51 84 61 18 9 0 0 5 Solar rad (10s W/m2)
DAILY TO 7 DAYS:
MMFO3 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 49| 74 48| 65 47| 70 49| 75 53| 71 49| 66 49| 65 47 51 74 Max/Min Temp(F)
XND 4| 2 4| 2 3| 3 5| 4 5| 5 3| 7 4| 8 5 SD of max/min temps(F)
TMP 50| 68 49| 59 47| 65 49| 70 53| 65 51| 61 51| 60 49 Temperature(F)
TSD 2| 3 2| 3 1| 3 3| 4 4| 6 3| 7 4| 8 4 SD of temp(F)
DPT 42| 38 41| 32 36| 29 33| 33 38| 39 41| 38 41| 38 38 Dew point temp(F)
DSD 2| 4 2| 4 2| 4 3| 4 4| 4 3| 6 4| 6 4 Dew point temp SD(F)
WBG 47| 59 46| 51 43| 55 44| 59 48| 56 47| 54 48| 54 46 Wet bulb temp(F)
SKY 14| 0 12| 3 13| 6 30| 23 52| 25 55| 46 51| 23 23 Sky cover(%)
SSD 13| 0 12| 7 9| 26 29| 22 36| 24 27| 24 28| 19 18 Sky cover SD(%)
WDR 25| 30 27| 30 23| 33 25| 33 26| 29 24| 29 24| 29 25 Wind dir (deg)
WSP 6| 14 12| 16 7| 7 3| 10 8| 14 7| 11 8| 12 7 Wind spd (kts)
WSD 2| 3 4| 3 3| 3 3| 3 3| 4 4| 4 6| 5 5 Wind spd SD(kts)
GST 7| 22 15| 26 10| 13 4| 17 10| 23 10| 19 11| 21 9 Wind gust(kts)
GSD 3| 4 7| 4 5| 4 3| 5 4| 6 7| 7 10| 8 9 Wind gust SD(kts)
P12 0| 0 1| 0 1| 0 0| 0 4| 6 16| 22 35| 28 17 -99-99 12-hr PoP(%)
Q12 0| 0 0| 0 0| 0 0| 0 0| 0 0| 1 4| 6 0 12-hr QPF(.01in)
Q24 | 0| 0| 0| 0| 0| 5| 6 14 24-hr QPF(.01in)
DUR 0| 0 0| 0 0| 0 0| 0 0| 0 0| 0 1| 2 0 Duration of precip(hrs)
T12 0| 0 1| 2 1| 1 1| 1 3| 9 6| 6 8| 9 6 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| 0 0| 0 0| 2 5| 12 20| 18 27| 19 12 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 80| 96 78| 69 69| 86 89|100 93| 93 83| 89 81| 85 78 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 4| 51 2| 53 7| 47 7| 45 6| 28 6| 35 5| 26 6 Solar rad (10s W/m2)
DAY 8, 9 AND 10:
MMFO3 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 66 48| 68 51| 71 52 Max/Min Temp(F)
XND 9 6| 9 6| 8 6 SD of max/min temps(F)
TMP 61 50| 63 51| 66 53 Temperature(F)
TSD 9 6| 8 6| 9 6 SD of temp(F)
DPT 37 37| 37 37| 37 37 Dew point temp(F)
DSD 5 5| 7 7| 8 7 Dew point temp SD(F)
WBG 54 46| 55 47| 56 48 Wet bulb temp(F)
SKY 17 23| 20 27| 21 30 Sky cover(%)
SSD 14 18| 14 15| 10 13 Sky cover SD(%)
WDR 31 26| 32 28| 34 34 Wind dir (deg)
WSP 10 5| 10 4| 10 5 Wind spd (kts)
WSD 4 4| 4 3| 4 4 Wind spd SD(kts)
GST 18 7| 17 5| 17 6 Wind gust(kts)
GSD 7 7| 6 6| 6 6 Wind gust SD(kts)
P12 13 12| 14 13| 13 9 12-hr PoP(%)
Q12 0 2| 0 0| 1 1 12-hr QPF(.01in)
Q24 2| 0| 2 24-hr QPF(.01in)
DUR 0 1| 0 0| 1 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 9 13| 15 9| 14 5 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 84 80| 87 82| 89 87 Snow level 100s feet MSL
I12 0 0| 0 0| 0 0 12-hr ice(1/100in)
SOL 20 17| 28 14| 29 19 Solar rad (10s W/m2)
STANDARD DEVIATION AND THRESHOLD PROBABILITIES:
MMFO3 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| 74 50| 65 47| 70 50| 75 53| 71 49| 66 49| 65 47| 66 48| 66 Mean min/max temp(F)
TXNSD 4| 3 4| 2 3| 3 5| 4 5| 5 3| 7 4| 8 4| 9 6| 9 SD min/max temp(F)
TXNP1 46| 71 45| 63 43| 66 45| 70 47| 63 45| 58 45| 55 43| 56 42| 56 10th percentile min/max temp(F)
TXNP2 48| 73 46| 64 45| 68 46| 72 48| 68 46| 61 46| 59 44| 59 45| 59 25th percentile min/max temp(F)
TXNP5 50| 75 49| 65 46| 70 48| 75 52| 71 48| 66 49| 63 46| 64 47| 64 50th percentile min/max temp(F)
TXNP7 55| 76 53| 67 49| 72 55| 78 57| 75 51| 71 51| 71 49| 74 51| 74 75th percentile min/max temp(F)
TXNP9 56| 77 55| 69 50| 74 57| 79 60| 78 55| 75 54| 76 54| 77 57| 77 90th percentile min/max temp(F)
WSPP1 4| 10 5| 11 4| 5 2| 6 4| 8 3| 5 2| 5 3| 6 2| 5 10th percentile wnd(kts)
WSPP2 5| 11 8| 13 5| 6 3| 8 6| 10 5| 7 4| 8 4| 7 3| 7 25th percentile wnd(kts)
WSPP5 6| 13 11| 15 7| 7 3| 10 8| 12 7| 10 7| 11 7| 9 5| 9 50th percentile wnd(kts)
WSPP7 7| 15 13| 17 10| 9 5| 11 10| 15 10| 13 11| 14 10| 13 8| 12 75th percentile wnd(kts)
WSPP9 9| 17 17| 18 12| 10 8| 14 11| 17 14| 16 16| 17 13| 15 11| 15 90th percentile wnd(kts)
W24P1 | 16 | 16 | 16 | 12 | 13 | 14 | 13 | 12 | 12 10th percentile 24hr sustained wnd exceedance(kts)
W24P2 | 17 | 16 | 17 | 12 | 14 | 16 | 14 | 14 | 14 25th percentile 24hr sustained wnd exceedance(kts)
W24P5 | 18 | 18 | 18 | 13 | 15 | 17 | 16 | 16 | 15 50th percentile 24hr sustained wnd exceedance(kts)
W24P7 | 19 | 19 | 20 | 14 | 17 | 19 | 17 | 18 | 18 75th percentile 24hr sustained wnd exceedance(kts)
W24P9 | 20 | 20 | 21 | 16 | 19 | 20 | 19 | 20 | 20 90th percentile 24hr sustained wnd exceedance(kts)
G24P1 | 24 | 24 | 25 | 16 | 19 | 21 | 18 | 17 | 17 10th percentile 24hr wnd gust exceedance(kts)
G24P2 | 27 | 26 | 28 | 17 | 20 | 24 | 21 | 20 | 20 25th percentile 24hr wnd gust exceedance(kts)
G24P5 | 29 | 30 | 30 | 18 | 23 | 28 | 24 | 27 | 23 50th percentile 24hr wnd gust exceedance(kts)
G24P7 | 30 | 33 | 34 | 21 | 26 | 32 | 29 | 31 | 29 75th percentile 24hr wnd gust exceedance(kts)
G24P9 | 31 | 35 | 36 | 24 | 31 | 35 | 35 | 36 | 35 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| 0| 11| 9| 0| 75th percentile 24hr QPF(1/100in)
Q24P9 | 0| 0| 0| 0| 8| 32| 42| 21| 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|010 015|012 016|008 010|005 009|007 013|009 012|011 012|010 013|010 10th percentile MSLP(mb)
SLPP2 016|010 016|013 017|010 011|006 011|009 014|012 015|012 014|012 015|012 25th percentile MSLP(mb)
SLPP5 016|011 016|014 018|012 012|007 012|010 015|013 017|014 017|014 018|014 50th percentile MSLP(mb)
SLPP7 017|012 017|015 019|014 015|008 014|011 017|015 019|016 020|016 020|016 75th percentile MSLP(mb)
SLPP9 017|012 018|016 020|015 016|009 015|012 018|016 021|019 022|018 021|017 90th percentile MSLP(mb)